item: #1 of 436 id: ijcpe-1000 author: Salman, Ekhlas A.; Makki, Hasan F.; Sharif, Adel title: Effect of Black Carbon and Alumina Nanofluid on Thermal and Dynamic Efficiency in Upward Spraying Cooling Tower date: 2023-06-30 words: 4200 flesch: 52 summary: 1- Introduction Reducing water temperature is accomplished through the employment of a device that removes heat from the water and releases it into the atmosphere. However, the drop in the outlet temperature caused by the nanofluid is more than that of pure water at every point by about 6 ͦ C. Keywords: cooling tower, Nanofluid black carbon, Thermal efficiency. keywords: concentration; cooling; effect; engineering; fig; heat; inlet; nanofluid; spray; temperature; tower; water cache: ijcpe-1000.pdf plain text: ijcpe-1000.txt item: #2 of 436 id: ijcpe-1002 author: Jaber, Noor Q.; Mohammed, Ahmed. A.; Nasir, Qazi title: Emulsion Liquid Membrane for Pesticides Removal from Aqueous Solution: Emulsion Stability, Extraction Efficiency and Mass Transfer Studies date: 2023-06-30 words: 6030 flesch: 39 summary: Jusoh, N. Othman, H. A.Rahman, R. N. R. Sulaiman, and N. F. M. Noah, Stability of emulsion liquid membrane using bifunctional diluent and blended nonionic surfactant for phenol removal, Chemical Engineering and Processing - Process Intensification, 148, 107790, 2020, https://doi.org/10.1016/j.cep.2019.107790 [34] R. A. Kumbasar, and O.Tutkun, Separation of cobalt and nickel from acidic leach solutions by emulsion liquid membranes using Alamine 300 (TOA) as a mobile carrier, Desalination. The current study investigated the stability and the extraction efficiency of emulsion liquid membrane (ELM) for Abamectin pesticide removal from aqueous solution. keywords: breakage; diameter; efficiency; emulsification; emulsion; engineering; extraction; journal; liquid; membrane; phase; rpm; solution; speed; stability; time cache: ijcpe-1002.pdf plain text: ijcpe-1002.txt item: #3 of 436 id: ijcpe-1018 author: Mahdi, Mohammed; Al-Anssari, Sarmad; Arain, Zain-UL-Abedin title: Influence of Nanofluid Flooding on Oil Displacement in Porous Media date: 2023-06-30 words: 7419 flesch: 53 summary: Later studies have investigated the potential of surface-modified silica NPs on oil recovery [26]. The most challenging process in oil recovery is to change the wettability of such oil-saturated porous media to water- wet [17]. keywords: engineering; fig; flooding; journal; media; nanofluid; nps; oil; particle; recovery; silica; size; surface; vol; water; wettability; wt% cache: ijcpe-1018.pdf plain text: ijcpe-1018.txt item: #4 of 436 id: ijcpe-1020 author: Cheage Chamgoué, André; Kombou, Colins Leprince; Tchouate Ngankap, Merline; Metsebo, Jules; Armstrong Akoteh, Ateh title: Improving the Recovery of Hydrocarbons in a Well in the Gullfaks Field by Injecting Sequestrated CO2 date: 2023-03-30 words: 2837 flesch: 45 summary: To achieve this, several objectives have been set: Perform a nodal analysis to predict the performance of the well, justify the choice of the method, design gas injection by coil tubing in order to see the maximum depth of CO2 injection and the flow injected and to make an economic analysis to predict the performance of the project. Fig. 3 presents the design of CO2 injection by coiled tubing. Fig. keywords: co2; fig; gas; gullfaks; injection; oil; petroleum; production; table; tubing cache: ijcpe-1020.pdf plain text: ijcpe-1020.txt item: #5 of 436 id: ijcpe-1021 author: M. Issa, Zainab; H. Salman, Rasha; Basavaraj Bhagawati, Prashant title: Electrosorption of Hexavalent Chromium Ions by MnO2/Carbon Fiber Composite Electrode: Analysis and Optimization of the Process by Box-Behnken Design date: 2023-03-30 words: 7409 flesch: 55 summary: Currently, relatively few articles have explored heavy metal removal by electrosorption onto MnO2/CF electrodes, and no previous works have investigated the applicability of this electrode for chromium ion removal by electrosorption. For the experiment of chromium ions removal, potassium dichromate (K2Cr2O7) (99% purity, alpha chemika, India), sodium chloride (NaCl) (99% purity, HiMedia Laboratories Pvt.Ltd.), sodium hydroxide (NaOH) (98% purity, alpha chemika, India), diphenylcarbazide (C13H14N4O, Fluka Chemika, Switzerland), and HNO3 (69% purity, Central Drug House (P) Ltd.) were utilized. keywords: carbon; chromium; concentration; cr(vi; efficiency; electrode; electrosorption; fiber; fig; ions; mno2; nacl; process; removal; response; surface; value; vol; voltage cache: ijcpe-1021.pdf plain text: ijcpe-1021.txt item: #6 of 436 id: ijcpe-1027 author: Kasi, Njeudjang; Zanga, Alain Amougou; Saeed, Nasr; Ndougsa-Mbarga, Théophile; Njandjock Nouck, Philippe title: Multi-Stage Hydraulic Fracturing Completion Design Based on Ball-and-Sleeve Method date: 2023-03-30 words: 3911 flesch: 45 summary: These costs comprises of completion costs, fluid and proppants costs, and pumping charges In the presence of fluids such as fabricated fluid, completion fluid, and fracturing fluid, both Metallurgy and hydrogenated nitrile could be used. keywords: ball; completion; cost; fig; fluid; fracturing; petroleum; pressure; production; sleeve; zone cache: ijcpe-1027.pdf plain text: ijcpe-1027.txt item: #7 of 436 id: ijcpe-1074 author: Jaafar, Mohammed Thamer; Ahmed, Luma Majeed; Haiwal, Rahman Tama title: Synthesis of Novel Porphyrin Derivatives and Investigate their Application in Sensitized Solar Cells date: 2023-06-30 words: 4234 flesch: 58 summary: [20] M. R. Samantaray et al., “Synergetic effects of hybrid carbon nanostructured counter electrodes for dye- sensitized solar cells: A review,” Materials, vol. 13, no. 12. [21] G. E. Zervaki et al., “A propeller-shaped, triazine- linked porphyrin triad as efficient sensitizer for dye- sensitized solar cells,” Eur J Inorg Chem, no. 6, pp. keywords: cells; chemical; compound; derivatives; dye; fig; journal; porphyrin; spectrum; vol cache: ijcpe-1074.pdf plain text: ijcpe-1074.txt item: #8 of 436 id: ijcpe-1096 author: Farman, Ghanim M.; Farouk, Ali Khaleel; Alhaleem, Ayad A. title: Comparative Study between Different Oil Production Enhancement Scenarios in an Iraqi Tight Oil Reservoir date: 2023-06-30 words: 4706 flesch: 53 summary: Keywords: hydraulic fracturing; horizontal wells; stimulation; oil recovery; Saadi reservoir. Horizontal wells Increasingly, horizontal wells have been employed in low-permeability reservoirs due to the advancement of drilling technology as well as the decrease in drilling costs [18]. keywords: cost; fluid; fracture; fracturing; hydraulic; journal; oil; petroleum; production; rate; reservoir; saadi; wells cache: ijcpe-1096.pdf plain text: ijcpe-1096.txt item: #9 of 436 id: ijcpe-159 author: Hamdulla, Sameera M.; Hassan, Aboosh H.; Tawfiq, Yahya Jarjees title: Building Geological Model for Tertiary Reservoir of Exploration Ismail Oil Field, North Iraq date: 2018-06-27 words: 2755 flesch: 52 summary: The main purpose of this study is to make use of all the available sets of data acquired from Ismail field to build a static geological model for Baba formation in Ismail field to get full description for this reservoir. The information of Ismail field such as final well report, drill stem test, completion test and well logs data also previous studies and results of core data, indicated that hydrocarbons are accumulated in the Baba formation. keywords: baba; data; field; formation; ismail; model; modeling; reservoir; water cache: ijcpe-159.pdf plain text: ijcpe-159.txt item: #10 of 436 id: ijcpe-160 author: Al Kattan, Wafa; AL Jawad, Sameer N.; Jomaah, Haider Ashour title: Cluster Analysis Approach to Identify Rock Type in Tertiary Reservoir of Khabaz Oil Field Case Study date: 2018-06-27 words: 1798 flesch: 62 summary: Interactive petrophysics program 3.5 used to apply cluster analysis in order identify rock type for tertiary reservoir in Khabaz field. Sonic (DT), bulk density (RHOB), water saturation (Sw), and effective porosity (PHIE) and predicted permeability(K) logs for the eleven studied wells, were used as input data for cluster analysis, 20 clusters assume to cover all data variation. keywords: analysis; cluster; reservoir; rock; type cache: ijcpe-160.pdf plain text: ijcpe-160.txt item: #11 of 436 id: ijcpe-161 author: Aljawad, Mohammed Saleh; Ali, Abdullah Abdulhasan; Abdulkhadim, Marwah Dhahir title: Comparison of Petrophysical Properties Measurement Methods in Sandston Rocks date: 2018-06-27 words: 2871 flesch: 53 summary: Ten thin sections 'slides' Fig. 3 from core samples were go run in the University of Baghdad, Department of Geology and were checked by microscope to detect the mineral components, heavy minerals types, diagentic process and its influence on structure of rocks and mineral synthesis, in addition to study the changes in lithology to define formation depositional environment in order to form an obvious image about reservoir behavior through the enhanced recovery processes. Nomenclature KG permeability of gas, md : L :Length of core samples, cm D Diameter of core samples, cm: keywords: core; gas; liquid; permeability; porosity; results; samples; table cache: ijcpe-161.pdf plain text: ijcpe-161.txt item: #12 of 436 id: ijcpe-162 author: Al-Mahdawi, Faleh H. M.; Saad, Karrar title: Enhancement of Drilling Fluid Properties Using Nanoparticles date: 2018-06-27 words: 3031 flesch: 58 summary: This paper aims to explore and assess the influence of various nanoparticles on the performance of drilling fluids to make the drilling operation smooth, cost effective and efficient. Density Is one of importance properties in drilling fluids. keywords: concentration; density; drilling; fig; filter; fluids; mud; nano; nanoparticles; properties; viscosity cache: ijcpe-162.pdf plain text: ijcpe-162.txt item: #13 of 436 id: ijcpe-163 author: Majeed, Najwa Saber; Naji, Duaa Mahammed title: Synthesis and Characterization of Iron Oxide Nanoparticles by Open Vessel Ageing Process date: 2018-06-27 words: 2429 flesch: 38 summary: Nanoparticles iron oxide has an essential role in many chemical, physical and materials science ‎[2]. For these points, different synthesis methods have been advanced to make iron oxide nanoparticles in order to obtain desired properties ‎[9],which have been reported in other papers, gas-phase deposition and mechanical techniques (Physical methods ) ‎[10] ,green synthesis (biological method) ‎[11], co-precipitation method ‎[12], microwave assisted synthesis ‎[13], (chemical methods). keywords: chemical; fe3o4; fig; iron; nanoparticles; prepared; surface; synthesis cache: ijcpe-163.pdf plain text: ijcpe-163.txt item: #14 of 436 id: ijcpe-164 author: Abdulmajeed, Yossor R.; Mahmood, Noor AL-Huda Jabber title: Production of High Surface Area Activated Carbon from Grass (Imperata) date: 2018-06-27 words: 3324 flesch: 35 summary: 33 – 37 ISSN: 1997-4884 Corresponding Authors: Yossor R. Abdulmajeed, Email: Yossor_riadh@yahoo.com, Noor AL-Huda Jabber Mahmood, Email: nalhuda638@yahoo.com IJCPE is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License Production of High Surface Area Activated Carbon from Grass (Imperata) Yossor R. Abdulmajeed a and Noor AL-Huda Jabber Mahmood a Department of Chemical Engineering, Al-Nahrain University, Baghdad, Iraq Abstract In this work the production of activated carbon (AC) from Imperata is done by microwave assisted Potassium hydroxide (KOH) activation and using this activated carbon for the purpose of the uptake of amoxicillin (AMX) by adsorption process from aqueous solution. Keywords: Adsorption, Activated carbon , KOH Accepted on 26/9/2017 keywords: amx; carbon; fig; irradiation; power; surface; time; uptake; yield cache: ijcpe-164.pdf plain text: ijcpe-164.txt item: #15 of 436 id: ijcpe-189 author: Mohammed, Abdul-Halim A.K.; Hussein, Hussein Q.; Mohammed, Mohammed Sabah title: The Effect of Temperature on the Synthesis of Nano-Gamma Alumina Using Hydrothermal Method date: 2017-03-31 words: 4672 flesch: 45 summary: 6: XRD diffraction of nano gamma alumina prepared at 180 0 C crystallization temperature and 550 0 C calcination temperature Fig. 7: XRD diffraction of nano gamma alumina prepared at 180 0 C crystallization temperature and 650 0 C calcination temperature Fourier Transport Infrared (FTIR) FTIR-spectra of the prepared nano gamma alumina are shown in Figures from 8 to 14 shows large bands in the region between 400-1000 CM -1 represent the stretching vibration of Al-O-Al bands, the broad bands between 500-750 CM -1 refers to gamma alumina with nanoparticle size N2 adsorption-desorption (BET) was used to measure the surface area and pore volume of the prepared nano alumina, the particle size and the morphology of the surface of nano gamma alumina were estimated using AFM and SEM techniques ,respectively. keywords: alumina; area; calcination; crystallization; fig; gamma; mohammed; nano; surface; temperature cache: ijcpe-189.pdf plain text: ijcpe-189.txt item: #16 of 436 id: ijcpe-190 author: Abdul majeed, Basma A.; Sabar, Dhilal Amer title: Preparations of Organoclay Using Cationic Surfactant and Characterization of PVC/ (Bentonite and Organoclay) Composite Prepared via Melt Blending Method date: 2017-03-31 words: 7816 flesch: 57 summary: PVC-3% bentonite 101.68 0.127 469.1 1203 Mechanical characteristic such as tensile strength, elongation at break, hardness and impact strength (charpy type) were measured for all samples, where the tensile strength and elongation at break of PVC composites increased with increasing organoclay loading compared with unmodified bentonite. keywords: bentonite; chloride; composite; content; filler; hardness; no.1; organoclay; polymer; prepared; properties; pvc; strength; vol; vol.18; water cache: ijcpe-190.pdf plain text: ijcpe-190.txt item: #17 of 436 id: ijcpe-191 author: AhmedZeki, Nada S.; Ali, Salah M.; Al-Karkhi, Sarah R. title: Investigation Desulfurization Method Using Air and Zinc Oxide/Activated Carbon Composite date: 2017-03-31 words: 4167 flesch: 52 summary: the total sulfur content determined is 2200 ppm, the sulfur removal percent 21% is less than model fuels at the same conditions because of the kerosene fuel contains in addition to sulfur compounds other aromatic compounds that have the same skeleton of sulfur compounds, http://www.iasj.net/ Investigation Desulfurization Method Using Air and Zinc Oxide/Activated Carbon Composite 44 IJCPE Vol.18 No.1 (March 2017) The kerosene fuel in present work with sulfur content 2850 ppm conducted ODS experiments in same batch system at optimum conditions from Tauguchi method analysis of model fuels ( keywords: air; carbon; composite; desulfurization; fuel; model; oxide; ppm; sulfur; surface; zinc; zno cache: ijcpe-191.pdf plain text: ijcpe-191.txt item: #18 of 436 id: ijcpe-192 author: Abbas, Ammar S.; Hussien, Sally A. title: Equilibrium, Kinetic and Thermodynamic Study of Aniline Adsorption over Prepared ZSM-5 Zeolite date: 2017-03-31 words: 3601 flesch: 52 summary: The fitting of adsorption data isotherm models is a main step to find the appropriate model that can be used for design purposes. Color being a visible pollutant, The water contaminated with aniline is not only unfit for drinking purpose due to transformation of hemoglobin to methemoglobin, which has a lower affinity for oxygen than hemoglobin, therefore decreases blood’s ability to transport oxygen, but is also not suitable for agriculture due University of Baghdad College of Engineering Iraqi Journal of Chemical and Petroleum Engineering mailto:ammarabbas@coeng.uobaghdad.edu.iq Equilibrium, Kinetic and Thermodynamic Study of Aniline Adsorption over Prepared ZSM-5 Zeolite 48 IJCPE Vol.18 No.1 (March 2017) keywords: adsorption; aniline; equilibrium; isotherm; model; order; values; zeolite cache: ijcpe-192.pdf plain text: ijcpe-192.txt item: #19 of 436 id: ijcpe-193 author: Majeed, Najwa Saber; Sabbar, Huda Adil; Al-Musawi, Nawar O. A. title: Preparation Activated Carbon from Scrap Tires by Microwave Assisted KOH Activation for Removal Emulsified Oil date: 2017-03-31 words: 5875 flesch: 54 summary: Sudarynto, Y., Hartono, S. B., Irawaty, W. and Ismadji, S. 2006, “High surface area activated carbon prepared from cassava peel by chemical activation”, Bioresour. -Available online at: www.iasj.net Activated carbons are extremely versatile adsorbents of industrial significance and are used in a wide range of applications which are concerned principally with removal of undesired species by adsorption from liquids or gases, in order to effect purification or the recovery of chemical constituents [3], the forms and characteristics of Activated carbon are highly dependent on the precursors and activation methods adopted for its production [5] it is used in many fields both in industry and daily life of every person. keywords: activation; carbon; impregnation; microwave; oil; power; radiation; radiation time; ratio; removal; surface; time; yield cache: ijcpe-193.pdf plain text: ijcpe-193.txt item: #20 of 436 id: ijcpe-194 author: Al-Alawy, Ahmed Faiq; Al-Ameri, Mohammed Kamil title: Treatment of Simulated Oily Wastewater by Ultrafiltration and Nanofiltration Processes date: 2017-03-31 words: 6743 flesch: 62 summary: Oil ppm TDS ppm P bar Flux LMH TDS Rejection% 15 2.5 100 2 12.2 81 15 5.0 200 3 18.6 82 15 7.5 300 4 21.0 85 15 10.0 400 5 29.5 89 20 2.5 200 4 33.2 80 20 5.0 100 5 42.5 83 20 7.5 400 2 9.5 75 20 10.0 300 3 22.0 82 30 2.5 300 5 61.0 74 30 5.0 400 4 47.1 75 30 7.5 100 3 34.0 80 30 10.0 200 2 21.0 77 40 2.5 400 3 45.5 66 40 5.0 300 2 29.7 68 40 7.5 200 5 77.0 74 40 10.0 100 4 63.5 75 Therefore, the integration of membrane processes may open the doors for efficient oily wastewater treatment and water reuse [18-20]. keywords: effect; figure; flux; membrane; oil; ppm; pressure; process; rejection; tds; temperature; wastewater cache: ijcpe-194.pdf plain text: ijcpe-194.txt item: #21 of 436 id: ijcpe-195 author: Algureiri, Ahmed H.; Abdulmajeed, Yossor R. title: Removal of Ni(II), Pb(II), and Cu(II) from Industrial Wastewater by Using NF Membrane date: 2017-03-31 words: 4743 flesch: 54 summary: It consists of a feed water source; feed pretreatment, high pressure pump, NF membrane. Table 3 shows the specification of each type of NF membrane. keywords: concentration; feed; flow; flux; ions; membrane; permeate; removal; water cache: ijcpe-195.pdf plain text: ijcpe-195.txt item: #22 of 436 id: ijcpe-196 author: AL-Mashhadani, Mahmood K. H.; Khudhair, Entisar Mohsin title: Experimental Study for Commercial Fertilizer NPK (20:20:20+TE N: P: K) in Microalgae Cultivation at Different Aeration Periods date: 2017-03-31 words: 5418 flesch: 51 summary: The present article is a serious attempt to investigate of use commercial fertilizer NPK (20:20:20+TE N: P: K) as considered a cheap nutrient medium in growth Chlorella vulgaris by comparison with traditional nutrient (Chu.10 medium). Therefore, as maximum growth rate increased, biomass doubling time decreases, and cultivation becomes more economically sustainable. keywords: aeration; biomass; chlorella; cultivation; day; growth; journal; medium; microalgae; npk; rate; time cache: ijcpe-196.pdf plain text: ijcpe-196.txt item: #23 of 436 id: ijcpe-197 author: Fahad, Besma Mohammed; Ali, Nisreen Sabah; Hameed, Tamarah T. title: The Influence of Eggshell Particle Sizes on the Adsorption of Organic Dye date: 2017-03-31 words: 3904 flesch: 60 summary: These attained results may be ascribed to the surface of adsorbent becomes negatively charged and does not prefer dye adsorption as a result of the electrostatic repulsion [25]. Valix, M., W.H. Cheung and G. McKay, (2004), “Preparation of activated carbon using low temperature carbonisation and physical activation of high ash raw bagasse for acid dye adsorption”. keywords: adsorbent; adsorption; dye; effect; eggshell; particle; removal; size cache: ijcpe-197.pdf plain text: ijcpe-197.txt item: #24 of 436 id: ijcpe-198 author: Farhan, Nada M. title: Effect of Nanoparticles and Surfactant on Phase Inversion of Two Phases date: 2017-03-31 words: 3587 flesch: 57 summary: the nanoparticles are preferentially wetted by the oil phase (nanoparticles are initially dispersed in oil phase and preferred oil to be the continuous phase). Key words: Phase inversion, surfactant, nanoparticles, oil-water flow, and pressure drop. keywords: fraction; inversion; nanoparticles; oil; phase; surfactant cache: ijcpe-198.pdf plain text: ijcpe-198.txt item: #25 of 436 id: ijcpe-199 author: Mohammed, Abdul-Halim A.K.; Hussein, Hussein Q.; Mohammed, Mohammed Sabah title: The Effect of Crystallization Time and Acid Type on the Synthesis of Nano-Gamma Alumina Using Double Hydrothermal Method date: 2018-03-12 words: 3747 flesch: 48 summary: The specimen of prepared nano gamma alumina was dispersed in ethanol and coated by gold using special cell. Dean for Scientific and Student Affairs, College of Engineering, Al- Nahrain University Abstract Double hydrothermal method was used to prepare nano gamma alumina using aluminum nitrate nano hydrate and sodium aluminate as an aluminum source, CTAB (cetyltrimethylammonium bromide) as surfactant, and variable acids: weak acids like; citric, and acitic acids, and strong acids like; hydrochloric and nitric acids as a bridge between aluminum salts and surfactant. keywords: acid; alumina; crystallization; crystallization time; gamma; nano; prepared; surface; temperature; time cache: ijcpe-199.pdf plain text: ijcpe-199.txt item: #26 of 436 id: ijcpe-200 author: Sherhan, Bashir Y.; Abbas, Areej D.; Alabdly, Hussein A.; Mohammed, Thamer J.; Alsalhy, Qusay F.; Kidher, Thamera; Fahad, Lamees H.; Ahmed, Hamsa; Melkon, Remonda H. title: Preparation of PPSU Hollow Fiber Nanofiltration Membranes for Nanofiltration Application date: 2017-06-30 words: 4867 flesch: 48 summary: 3: SEM images of the outer surface of PPSU hollow fiber membranes http://www.iasj.net/ Bashir Y. Sherhan, Areej D. Abbas, Hussein A. Alabdly, Thamer J. Mohammed, Qusay F. Alsalhy, Thamera Kidher, Lamees H. Fahad, Hamsa Ahmed and Remonda H. Melkon -Available online at: www.iasj.net IJCPE Vol.18 No.2 (June 2017) 19 1.2. 4 SEM images of the cross section of PPSU hollow fiber membranes http://www.iasj.net/ Preparation of PPSU Hollow Fiber Nanofiltration Membranes for Nanofiltration Application keywords: bar; extrusion; fiber; membranes; outer; pore; ppsu; pressure; size; surface cache: ijcpe-200.pdf plain text: ijcpe-200.txt item: #27 of 436 id: ijcpe-201 author: Abdul majeed, Basma A.; sabar, Dhilal amer title: Effect of Kaolinite on the Mechanical Properties, Thermal Properties, Flammability and Water Absorption Percentage of Poly (Vinyl Chloride) Composite date: 2017-06-30 words: 4867 flesch: 57 summary: It was found that the tensile strength and elongation at break of PVC composites decreased with increasing kaolinite loading. The results showed Tg shifted toward higher temperature for kaolinite composites compared to neat PVC .Also, thermal conductivity measurement value and effusivity increased with increasing filler loading .Heat capacity decreased with increasing filler content. keywords: composite; content; filler; impact; increase; kaolin; kaolinite; polymer; properties; pvc; strength; vinyl; water cache: ijcpe-201.pdf plain text: ijcpe-201.txt item: #28 of 436 id: ijcpe-203 author: Majeed, Najwa Saber; Majeed, Jwan Taher title: Study the Performance of Nanozeolite NaA on CO2 Gas Uptake date: 2017-06-30 words: 3564 flesch: 59 summary: Many conventional adsorbents are used for CO2 adsorption such as bentonite, activated carbons and modified mesoporous silica Experimental data of CO2 adsorption isotherms were modeled using Langmuir, Freundlich and Temkin. keywords: adsorption; carbon; co2; dioxide; gas; min; naa cache: ijcpe-203.pdf plain text: ijcpe-203.txt item: #29 of 436 id: ijcpe-204 author: ALmilly, Raghad F.; Hasan, Mohanned H. title: Waste Water Treatment by Liquid-Solid Adsorption Using Calcined Sand-Clay Mixture Adsorbent date: 2017-06-30 words: 5274 flesch: 52 summary: Thermodynamic studies showed that phosphate adsorption was exothermic. The results indicated that the temperature significantly affected phosphate adsorption on (CSCM) adsorbent. keywords: adsorbent; adsorption; clay; concentration; isotherm; mixture; phosphate; removal; sand; temperature; water cache: ijcpe-204.pdf plain text: ijcpe-204.txt item: #30 of 436 id: ijcpe-205 author: Ammar, Saad H.; Jaafar, Sama Ali title: Adsorption Kinetic and Isotherms Studies of Thiophene Removal from Model Fuel on Activated Carbon Supported Copper Oxide date: 2017-06-30 words: 4863 flesch: 53 summary: No.2 (June 2017) 89 a b Fig. 4: Effect of initial thiophene concentration on thiophene equilibrium concentration (a), and desulfurization (b) at adsorbent dose of 0.01 g/ml and equilibrium time of 5 hr Fig. The effect of contact time (0-6 hr) on thiophene adsorption from n-hexane as a model fuel onto Cu2O/AC is shown in Figure 2. keywords: adsorbent; adsorption; concentration; cu2o; equilibrium; model; thiophene; 𝐾 𝐶 cache: ijcpe-205.pdf plain text: ijcpe-205.txt item: #31 of 436 id: ijcpe-206 author: Ibrahim, Raheek I. title: Upgrading of Al-Rustamiyah Sewage Treatment Plant Through Experimental and Theoretical Analysis of Membrane Fouling date: 2017-06-30 words: 5620 flesch: 56 summary: A submerged membrane bioreactor is a promising technique to produce clean water from sewage wastewater, but, membrane fouling constantly holds back the membrane performance. The effect of air flow rate on permeate flux was noticed and recorded reflecting the presence of membrane fouling. keywords: aeration; air; blocking; cake; flux; fouling; membrane; min; pore; rate; sewage; treatment; wastewater cache: ijcpe-206.pdf plain text: ijcpe-206.txt item: #32 of 436 id: ijcpe-207 author: Hameed, Shymaa Ali title: Improving of Design Parameters of an Industrial Continuous Catalytic Reforming Reactors date: 2017-06-30 words: 6034 flesch: 36 summary: Owing to hydrogenation reaction in naphtha reforming reactors, more heat is available for the dehydrogenation of naphthens, which is endothermic and its yield increases by consuming more heat. Where, this method used here to maximize the production of hydrogen and aromatic is better than the methods used with all previous works (that used different solution methods for maximizing the objective function to get the optimal design of CCR reactor) in this field. keywords: case; catalyst; design; hydrogen; industrial; pressure; process; production; reactions; reactors; reforming cache: ijcpe-207.pdf plain text: ijcpe-207.txt item: #33 of 436 id: ijcpe-208 author: Hussein, Tamara Kawther title: Comparative Study for Removal of Zn+2 Ions from Aqueous Solutions by Adsorption and Forward Osmosis date: 2017-06-30 words: 6564 flesch: 56 summary: Whereas for forward osmosis the operating parameters studied were: draw solution concentration (10 - 150) g/l, pH of feed solution (4 - 7), feed solution concentration (10 - 100) mg/l. The result showed that the removal efficiency by using adsorption was 70% and the removal efficiency by using forward osmosis was 96.2 %. pH-meter (Model 2906, Jenway Ltd, UK) was used for measuring the pH of metal solution. keywords: adsorption; concentration; feed; forward; ions; membrane; osmosis; removal; solution; water; zn +2 cache: ijcpe-208.pdf plain text: ijcpe-208.txt item: #34 of 436 id: ijcpe-209 author: Al-Jawad, Mohammed Saleh; Kareem, Khalid Ahmed title: Geological Model of Khasib Reservoir- Central Area/East Baghdad Field date: 2016-09-30 words: 2316 flesch: 46 summary: Abstract The Geological modeling has been constructed by using Petrel E&P software to incorporate data, for improved Three-dimensional models of porosity model, water saturation, permeability estimated from core data, well log interpretation, and fault analysis modeling. Fig. 1: 2D- Boundary and Fault Model Porosity Model 3D distribution of porosity was exported to the simulation from geological model. keywords: baghdad; fig; formation; geological; log; model; permeability; porosity cache: ijcpe-209.pdf plain text: ijcpe-209.txt item: #35 of 436 id: ijcpe-210 author: Salih, Talib A.; Sahi, Safaa Hussain; AL-Dujaili, Ahmed Noori Ghani title: Using Different Surfactants to Increase Oil Recovery of Rumaila Field (Experimental Work) date: 2016-09-30 words: 8786 flesch: 57 summary: water Flooding have been done in first stage and oil recovery factor % recorded, followed by surfactant flooding. 24: RF % of SDS at different conditions Fig. 25: comparison of oil recovery factor % with different conditions (Concentration, Salinity) at constant Pore Volume and 90 C Conclusions The following conclusions are obtained from this study: 1. keywords: flooding; oil; oil recovery; p.p.m; recovery; salinity; sand; sds; solution; surface; surfactant; tension; volume; water cache: ijcpe-210.pdf plain text: ijcpe-210.txt item: #36 of 436 id: ijcpe-211 author: Abbas, Ammar S.; Saber, Marwa G. title: Thermal and Catalytic Degradation Kinetics of High-Density Polyethylene Over NaX Nano-Zeolite date: 2016-09-30 words: 4071 flesch: 64 summary: The TGA figures of thermal pyrolysis (sample HDPE) and catalytic pyrolysis in presence of NaX zeolite (sample HDPE+NaX) are shown in Figures 4 and 5 respectively at different heating rates. The pyrolysis reaction in presence of NaX zeolite start at lower temperature than that of thermal pyrolysis as shown in Table 2 which explain the activity of catalyst. keywords: degradation; hdpe; heating; min; nax; pyrolysis; vol; zeolite cache: ijcpe-211.pdf plain text: ijcpe-211.txt item: #37 of 436 id: ijcpe-212 author: Ahmedzeki, Nada S.; Al-Tabbakh, Ban A. title: Catalytic Reforming of Iraqi Naphtha over Pt-Ti / HY Zeolite Catalyst date: 2016-09-30 words: 4047 flesch: 58 summary: 6: SEM images of Commercial NaY zeolite Fig. 7: SEM images of Pt / HY catalysts Fig. 8: Particle size distribution of synthesized Y zeolite with average diameter of 81nm Fig. 9: Particle size distribution of HY zeolite with average diameter of 72nm Fig. 10: Particle size distribution of Commercial HY zeolite with average diameter of 91nm Activity Testing The objective of the present study is to prepare of Zeolite Y and converted to HY zeolite after that loading HY zeolite with Platinum (0.13 and 0.25 keywords: catalyst; catalytic; fig; naphtha; prepared; reformate; reforming; wt.%; zeolite cache: ijcpe-212.pdf plain text: ijcpe-212.txt item: #38 of 436 id: ijcpe-213 author: Al-Alawy, Ahmed Faiq; Salih, Miqat Hasan title: Experimental Study and Mathematical Modelling of Zinc Removal by Reverse Osmosis Membranes date: 2016-09-30 words: 5810 flesch: 52 summary: While, the concentrations of zinc in permeate increase with the increase in feed zinc concentration (10–300 mg/l), flux decrease with the increment of feed concentration. 14: Effect of feed concentration on final feed concentration (Q F = 40 l/h, T = 26 o C, pH = 6, P = 2 bar, t=30 min) Fig. keywords: concentration; feed; flux; membrane; osmosis; permeate; pressure; solute; time; water; zinc cache: ijcpe-213.pdf plain text: ijcpe-213.txt item: #39 of 436 id: ijcpe-214 author: Baker, Hussain Ali; AL-Jawad, Sameer Noori; Abdulla, Aseel Ali title: Applied Spatial Data Analysis Technique on Petrophysical Properties of MA Unit of Mishrif Formation / Noor Field date: 2016-09-30 words: 2524 flesch: 39 summary: The estimated λ was equaled to 1, when Cox-Box transformation was applied on water saturation data in MA unit, as a result there is no need to make transformation since it will produce results identical to original data as shown in Figure 3. Natural log transformation was selected to transform the permeability data in MA unit where the estimated λ was equaled to 0.00, as shown in Figure 4. Fig. In this paper histograms frequency distribution of the porosity, permeability, and water saturation were plotted for MA unit of Mishrif formation in Noor field, and then transformed to the normal distribution by applying the Box-Cox transformation algorithm. keywords: formation; saturation; unit; variogram; water cache: ijcpe-214.pdf plain text: ijcpe-214.txt item: #40 of 436 id: ijcpe-215 author: Ibrahim, Dhorgham Skban; Almahdawi, Faleh H. M. title: Addition of Super Absorbent Polymer for Upgrading of Cement Quality in Iraqi Oil Wells date: 2016-09-30 words: 2822 flesch: 53 summary: Therefore, we will try to develop poor cement quality to good quality by adding superabsorbent polymer which is Sodium Polyacrylate that working to improve the cement quality and properties like stability of cement and cement strength and reduce leaking of water from cement slurry and reduce initial setting time and final setting time of cement slurries [2, 3]. It highly affect the stability of slurry and water cement ratio, but the addition of SP should not be more than 15 wt % to avoid the increase pump pressure because increase the viscosity of cement slurry and sometimes lead to stop circulation. keywords: cement; setting; slurry; time; water cache: ijcpe-215.pdf plain text: ijcpe-215.txt item: #41 of 436 id: ijcpe-216 author: Mohammed, Ghazwan Ahmed; Shneat, Amer Abdulkhader title: Parameters Affecting the Thermodynamic Efficiency of PEM Single Cell and Stack of Cells (Two Cells) date: 2016-09-30 words: 4542 flesch: 60 summary: Nowadays fuel cells are very useful power sources than before, and they have the ability to satisfy the global power demands Fuel cells are electrochemical devices that utilize hydrogen (H2) together with oxygen or (oxygen from air), to generate electricity and water. keywords: cell; efficiency; feed; flow; fuel; fuel cell; hydrogen; pem; serpentine; stack; voltage cache: ijcpe-216.pdf plain text: ijcpe-216.txt item: #42 of 436 id: ijcpe-217 author: Abed M., Eman; Faisal M., Lahieb; Swadi T., Younis title: Removal of Cadmium Ions from Wastewater by Batch Experiments date: 2016-09-30 words: 3396 flesch: 55 summary: Iraqi Journal of Chemical and Petroleum Engineering Vol.17 No.3 (September 2016) 101- 108 ISSN: 1997-4884 Removal of Cadmium Ions from Wastewater by Batch Experiments Eman Abed M., Lahieb Faisal M. and Younis Swadi T. Environmental Engineering Department–College of Engineering ـــUniversity of Al- Mustansiriyah Abstract Adsorption experiments were carried out using two different low-cost sorbent materials, date seeds and olive seeds. It was found that both of olive seed and date seed have approximately the same adsorption capacity (qm) with 15.644 mg/g and 15.2112 mg/g, respectively. keywords: adsorption; cadmium; date; ions; olive; removal; seed; vol; wastewater cache: ijcpe-217.pdf plain text: ijcpe-217.txt item: #43 of 436 id: ijcpe-218 author: Abdulrazak N., Zainab title: Sorption of Nitrate Salts from Wastewater without and with Modification Orange Peel date: 2016-09-30 words: 3024 flesch: 54 summary: Effect of Sorbent Dose The sorbent amount is one of the important parameters used to obtain the quantities uptake of NO3 salt .The sorbent amount was studied by varying the quantity of OP adsorbent (0.5, 1, 1.5, 2, 2.5, 3) g in 100 mL of 50 mg/L of NO3 solution. For OP adsorbent, the percentage removal during the first hour was 58% , the initial concentration of 50mg/L was decreased to 21 mg/L. keywords: adsorbent; adsorption; nitrate; no3; orange; peel; removal cache: ijcpe-218.pdf plain text: ijcpe-218.txt item: #44 of 436 id: ijcpe-219 author: Al-Obaidy, Asrar title: A Morphological Study of Alumina Hollow Fiber Membrane date: 2016-09-30 words: 2523 flesch: 48 summary: Keywords: Ceramic membrane, Hollow fiber, Morphology, Phase inversion. This structure may not be ideal for some of the principal applications of ceramic hollow fibre membranes such as solvent filtration which generally require the separation layer (packed pore mostly originated from the sponge-like region after heat treatment)to be at either the inner or outer edge. keywords: air; fiber; fibre; membranes; spinning; voids cache: ijcpe-219.pdf plain text: ijcpe-219.txt item: #45 of 436 id: ijcpe-220 author: Theydan, Samar K. title: Effect of Process Variables, Adsorption Kinetics and Equilibrium Studies of Hexavalent Chromium Removal from Aqueous Solution by Date Seeds and its Activated Carbon by ZnCl2 date: 2018-03-31 words: 8083 flesch: 57 summary: Available online at https://ijcpe.edu.iq and www.iasj.net Iraqi Journal of Chemical and Petroleum Engineering Vol.19 No.1 (March 2018) 1 – 12 ISSN: 1997-4884 Corresponding Authors: Samar K. Theydan, E-mail: samarkarim26@yahoo.com Iraqi Journal of Chemical and Petroleum Engineering Effect of Process Variables, Adsorption Kinetics and Equilibrium Studies of Hexavalent Chromium Removal from Aqueous Solution by Date Seeds and its Activated Carbon by ZnCl2 Samar K. Theydan Chemical Engineering Department-College of Engineering-University of Baghdad-Iraq Abstract The adsorption of hexavalent chromium by preparing activated carbon from date seeds with zinc chloride as chemical activator and granular date seeds was studied in a batch system. Keywords: Activated carbon, chemical activation, zinc chloride, date Seeds, Chromium Ion, Kinetics, Isotherm, Adsorption. keywords: adsorbent; adsorption; carbon; chemical; chromium; contact; cr(vi; date; date seeds; fig; journal; order; seeds; solution; surface; table; time; zac cache: ijcpe-220.pdf plain text: ijcpe-220.txt item: #46 of 436 id: ijcpe-221 author: Abbas, Ammar S.; Saber, Marwa G. title: Kinetics of Thermal Pyrolysis of High-Density Polyethylene date: 2018-03-31 words: 4106 flesch: 58 summary: TGA of virgin HDPE at different heating rates In the figure (2) curve the initial temperature at which the degradation started and final temperature at which the degradation completed for waste HDPE was 370.2 and 492.8°C, 370.9 and 463.9 °C, 381 and 510 °C at the heating rates of 4, 7 and 10 °C/min, respectively. 8) Thus, for a constant conversion, a plot of natural logarithm of heating rates, ln(Hr),versus 1000/ obtained from thermal curves recorded at different heating rates will be a straight line whose slope (−1.052( / )) from which the activation energy can be determined [14]. keywords: energy; hdpe; heating; pyrolysis; tga; thermal; vol cache: ijcpe-221.pdf plain text: ijcpe-221.txt item: #47 of 436 id: ijcpe-222 author: Abbas, Hayder M.; Najim, Sarmad T. title: Experimental Study for the Influence of Operating Parameters on Copper Electrorefining Process date: 2018-03-31 words: 4885 flesch: 48 summary: Finally the anode is spent and its impurities either stay dissolved in the electrolyte or drops to the bottom of the cell creating the slime, by this process pure copper cathode is yield and other expensive metals existing in the anode like platinum, silver, gold, or palladium, can be recovered from the slime The possible explanation that decrease electrolyte temperature will decrease the electrical conductivity of electrolyte and that will hinder the current density distribution in the cell causing unequal spreading of deposit grains over cathode surface producing a rougher deposit. keywords: cathode; copper; current; density; electrodes; electrolyte; exp; increase; surface cache: ijcpe-222.pdf plain text: ijcpe-222.txt item: #48 of 436 id: ijcpe-223 author: Abdel Majeed, Basma Abbas; Muhseen, Raheem Jameel title: Adsorption of Diclofenac Sodium and Ibuprofen by Bentonite Polyureaformaldehyde Thermodynamics and Kinetics Study date: 2018-03-31 words: 7300 flesch: 46 summary: The magnitude of KF calculated from Freundlich isotherm showed that bentonite-PUF adsorbent had a high capacity for diclofenac sodium adsorption from the aqueous solutions and its value above value calculated for ibuprofen, acetylsalicylic acid, acetaminophen and indomethacin. Álvarez concluded increasing adsorption capacity with increasing temperature for diclofenac adsorption on carbon xerogels [25]. Fig. 4, Interaction between temperature and contact time on adsorption capacity of Ibuprofen initial concentration of 40 µg/ml ,pH=7and 0.05 g adsorbent weight Fig. 5, Interaction between temperature and contact time on adsorption capacity of diclofenac sodium initial concentration of 40 µg/ml ,pH=7and 0.05 g adsorbent weight A.A. Majeed, et keywords: adsorbent; adsorption; bentonite; capacity; chemical; diclofenac; equilibrium; ibuprofen; isotherm; pharmaceuticals; puf; removal; sodium; solution; surface; temperature; value; vol cache: ijcpe-223.pdf plain text: ijcpe-223.txt item: #49 of 436 id: ijcpe-224 author: Ahmedzeki, Nada Sadoon; Hussein, Sattar Jalil; Abdulnabi, Waqar Abdulwahid title: Synthesis of Nano Crystalline Gamma Alumina from Waste Cans date: 2018-03-31 words: 3202 flesch: 30 summary: The compositions of alumina solution were determined by Atomic absorption spectroscopy (AAS); and maximum yield of alumina solution was 96.3% obtained at 2 mole ratios of reactants, 40% sodium hydroxide concentrations and 10g of aluminum cans respectively. The variation of aluminum yield with different weights of aluminum cans As shown in Fig. 3 and according to equations 1-4, it is clear that alumina yield is increased by increasing the initial amounts of aluminum cans precursor. keywords: alumina; aluminum; cans; fig; naoh; size; sodium; solution; surface; yield cache: ijcpe-224.pdf plain text: ijcpe-224.txt item: #50 of 436 id: ijcpe-225 author: Abdul-Wahab, Majid I.; Namoos, Bashaer M. title: Kinetic of Disinfection reaction by Sodium Hypochlorite Solution date: 2018-03-31 words: 3773 flesch: 35 summary: The general power low formula which is shown in equation 7 had been tested using 0.1% error percent Microsoft Visual Basic program to fit the experimental data for coliform bacteria concentration decay with time by integral method. Decay of fecal coliform concentration with time No = 1300 coliform/l, TPC = 51 Colony, pH = 6.5 and temp.= 29 o C Fig. keywords: bacteria; coliform; concentration; hypochlorite; mole; water cache: ijcpe-225.pdf plain text: ijcpe-225.txt item: #51 of 436 id: ijcpe-226 author: Alher, Ahmed Abdulmueen; Aljawad, Mohammed Saleh; Ali, Abdullah Abdulhasan title: Static Model of Zubair Reservoir in Luhais Oil Field date: 2018-03-31 words: 2150 flesch: 57 summary: The interpreted log data and core report used in distribution of petrophysical properties of porosity, water saturation and permeability for Zubair reservoir in Luhais oil field. [3] At Luhais oil field, Zubair formation divided into three members, which are upper shale member, sand member, and lower shale member. keywords: fig; model; oil; porosity; reservoir; unit cache: ijcpe-226.pdf plain text: ijcpe-226.txt item: #52 of 436 id: ijcpe-227 author: Abdel-Rahman, Zaid Adnan title: A Comparison between the Product-Refill and the Equalization Oxygen Pressure Swing Adsorption Processes date: 2018-03-31 words: 3253 flesch: 66 summary: [20] Beeyan , A. K.; Singh, K.; Vyas, R. K.; Kumar, S.; & Kumar, S., Parametric studies and simulation of PSA process for oxygen production from air, polish J. of chem. [2] Ruthven, D. M.; and Farooq, S., Air Separation by Pressure Swing Adsorption, Gas Sep. Purif., 4, 141, 1990. keywords: adsorption; pressure; process; product; psa; step; time cache: ijcpe-227.pdf plain text: ijcpe-227.txt item: #53 of 436 id: ijcpe-228 author: Slaiman, Q.J.M.; Eirs, Jaafar C. title: Corrosion Inhibition of Carbon Steel in Hydrochloric Acid under Dynamic Conditions date: 2016-12-31 words: 3369 flesch: 44 summary: The experimental results showed that corrosion rate in absence and presence of inhibitor is increased with increasing temperature, rotational velocity and concentration of acid. Second part was executed in order to determine average corrosion rates in the presence of the inhibitor in the concentration range of 1000, 2000, 3000, 4000 and 5000 ppm and velocities of 400, 570, 800, 1030 and 1200 rpm, and acid concentration of 0.1, 0.29, 0.55, 0.81 and 1N which was performed to assess corrosion rates of carbon steel. keywords: acid; carbon; concentration; corrosion; inhibitor; rate; steel; temperature cache: ijcpe-228.pdf plain text: ijcpe-228.txt item: #54 of 436 id: ijcpe-229 author: Mohamed, Abdul-Halim A. K.; Atta, Hawraa H. title: Synthesis Of Nano Ni-Mo/γ-Al2O3 CatalystSynthesis Of Nano Ni-Mo/γ-Al2O3 Catalyst date: 2016-12-31 words: 4577 flesch: 60 summary: % 19 K2O Potassium 6.5734 0.0374 % 0.0026 % 20 CaO Calcium 31.9450 0.1230 % 0.0023 % 22 TiO2 Titanium 0.0000 < 0.00034 % (0.0) % 23 V2O5 Vanadium 0.0000 < % 24 Cr2O3 Chromium 0.0000 < 0.00015 % (0.0) % 25 MnO Manganese 7.2168 0.00373 % 0.00034 % 26 Fe2O3 Iron 205.1929 0.06025 % 0.00040 % 27 CoO Cobalt 96.6807 0.1328 % 0.0087 % 28 NiO Nickel 19686.3359 2.924 % 0.002 % 29 CuO Copper 40.2948 0.00447 % 0.00022 % 30 ZnO Zinc 2537.4834 0.2390 % 0.0004 % 31 Ga Gallium 0.0000 < 0.00005 % (0.0) % 32 Ge Germanium 0.0000 < 0.00005 % (0.0) % 33 As2O3 Arsenic 0.0000 < 0.00007 % (0.0) % 34 Se Selenium 0.0000 < keywords: al2o3; alumina; calcination; catalyst; gamma; nano; pore; prepared; surface; temperature cache: ijcpe-229.pdf plain text: ijcpe-229.txt item: #55 of 436 id: ijcpe-230 author: mekat title: ijcpe-230 date: 2016-12-04 words: 3627 flesch: 56 summary: This leads to make paraffin wax widespread in latent heat thermal energy storage (LHTES) Zhang Y., G.Zhou, K.Lin, Q.Zhang, and D. Di, 2007, Application of latent heat thermal energy storage in buildings: state-of-the-art and outlook, Building and Environment Vol.42, P.2197–2209. keywords: energy; flow; heat; htf; pcm; rate; storage; temperature cache: ijcpe-230.docx plain text: ijcpe-230.txt item: #56 of 436 id: ijcpe-231 author: Abdul Majeed, Basma A.; Zubaidy, Maitham Adham title: Performance Study of Electrodialysis for Treatment Fuel Washing Wastewater date: 2016-12-31 words: 3375 flesch: 51 summary: It can be seen that the best conditions of ED process which give the higher TDS removal at acceptable SPC and were 15 V and 1.4 L/min. http://www.iasj.net/ Basma A. Abdul Majeed and Maitham Adham Zubaidy -Available online at: www.iasj.net IJCPE Vol.17 No.4 (December 2016) 41 To investigate the possibility of achieving higher removal with increasing time, an experiment was conducted at the optimum conditions a long with electrodialysis process time as shown in Figure 8. vs. time at different flow rates and constant voltage (15 V) Fig. 6: TDS removal efficiency of dilute stream against time at applied voltage (15 V) and different flow rates range 3. keywords: concentrate; dilute; electrodialysis; flow; min; rate; removal; time; wastewater cache: ijcpe-231.pdf plain text: ijcpe-231.txt item: #57 of 436 id: ijcpe-232 author: Abbas, Ammar S.; Hafiz, Mohammad H.; Salman, Rasha H. title: Indirect Electrochemical Oxidation of Phenol Using Rotating Cylinder Reactor date: 2016-12-31 words: 5633 flesch: 53 summary: Key words: Phenol removal, COD removal, manganese dioxide, rotating cylindrical electrode, Taguchi method. Moreover, longer electrolysis time is required for COD reduction compared to phenol removal. keywords: c.d; cod; efficiency; oxidation; phenol; process; removal; taguchi; time; vol cache: ijcpe-232.pdf plain text: ijcpe-232.txt item: #58 of 436 id: ijcpe-233 author: Abdul Ameer, Mohammed; Hamed Allah, Samera title: Experimental Work to Study the Behavior of Proppant Inside the Hydraulic Fractures and the Plugging Time date: 2016-12-31 words: 4066 flesch: 61 summary: Table 1: represent confidence interval for different β and concentration % by volume Plugging time (sec) conditions 95% Confidence Interval for Mean Β concentration Lower Bound Upper Bound 3 27.6 24.9567 28.2933 3 33.3 13.2721 18.3643 3 38.9 9.5041 17.3848 Table 2: represents the confidence interval for different β and concentration % by volume Plugging time (sec) conditions 95% Confidence Interval for Mean Β concentration Lower Bound Upper Bound 2 16.8 15.6130 21.4639 2 21.66 6.7128 10.6718 2 24 6.3129 10.1871 2 29.6 2.6488 5.3512 Table 3 l i s keywords: concentration; fracture; particles; plugging; plugging time; time; volume cache: ijcpe-233.pdf plain text: ijcpe-233.txt item: #59 of 436 id: ijcpe-234 author: Al-Alalawy, Ahmed Faiq; Abbas, Talib Rashid; Mohammed, Hadeer Kadhim title: Osmotic Membrane Bioreactor for Oily Wastewater Treatment using External & Internal Configurations date: 2016-12-31 words: 4871 flesch: 46 summary: The present work aims to study the treatment of oily wastewater by means of forward osmosis membrane bioreactor process. References 1. M. Kraume, A. Drews, (2010), Membrane bioreactors in wastewater treatment — status and trends, Chem. keywords: bioreactor; concentration; days; draw; flux; fouling; membrane; ombr; operation; process; wastewater; water cache: ijcpe-234.pdf plain text: ijcpe-234.txt item: #60 of 436 id: ijcpe-235 author: Hussein, Hussein Qasim; Abdulkarim, Ali Laith title: Investigation of Binary Solvents Performance for Regeneration of Iraqi 15W- 40 Waste Lubricant date: 2016-12-31 words: 3831 flesch: 57 summary: Introduction Increasing of energy demand associated with increasing the consumption of lubricants, as a result larger amount of used oil produced yearly, and disposal issues raised up [1]. After purification, used oil can be used as a fuel, the alternative way of disposal is to recover the base oil from used oil, which seemed more environmental and economic than used the first way, where the amount of used oil required to produce a certain amount of base oil is 9 times less than the that of crude oil required to produce the same amount of base oil [4]. keywords: base; effect; mixing; oil; pol; psr; ratio; solvent cache: ijcpe-235.pdf plain text: ijcpe-235.txt item: #61 of 436 id: ijcpe-236 author: Al-Nuaimi, Amenah S.; Pak, Kamal S. title: Chromium (VI) Removal from Wastewater by Electrocoagulation Process Using Taguchi Method: Batch Experiments date: 2016-12-31 words: 3668 flesch: 47 summary: Table 3 shows the results and corresponding calculated S/N ratio data for chromium removal. Table 3: Experimental layout for using the orthogonal array (OA) and experimental result for chromium removal by electrocoagulation No. pH Ci (mg/l) Current density (mA/cm 2 ) Distance (cm) KCl concentration (g/l) Removal% After 60 min S/N ratio Mean First second 1 3 50 2 1 1 81.8 81.0 38.21 81.4 2 3 100 6 2.5 5 92.3 88.2 39.10 90.25 3 3 300 10 4 10 71.4 73.6 37.20 72.5 4 3 500 14 5.5 15 54.9 48.7 34.23 51.8 5 5 50 6 4 15 95.6 93.0 39.48 94.3 6 5 100 2 5.5 10 74.92 71.38 37.27 73.15 7 5 300 14 1 5 77.8 92.0 38.48 84.9 8 5 500 10 2.5 1 49.8 49.0 33.87 49.4 9 7 50 10 5.5 5 94.8 87.2 39.15 91.0 10 7 100 14 4 1 100.0 100.0 40.0 100.0 11 7 300 2 2.5 15 64.6 70.8 36.58 67.7 12 7 500 6 1 10 58.5 58.1 35.31 58.3 13 9 50 14 2.5 10 100.0 100.0 40.0 100.0 14 9 100 10 1 15 98.4 100.0 39.92 99.2 15 9 300 6 5.5 1 63.5 59.5 35.76 61.5 16 9 500 2 4 5 36.8 30.0 30.33 33.4 http://www.iasj.net/ Amenah S. Al-Nuaimi and Kamal S. Pak -Available online at: www.iasj.net IJCPE Vol.17 No.4 (December 2016) 99 Table 4: Response signal to noise ratios level pH Initial con. keywords: chromium; concentration; current; efficiency; electrocoagulation; removal; solution; wastewater cache: ijcpe-236.pdf plain text: ijcpe-236.txt item: #62 of 436 id: ijcpe-237 author: Ibrahim, Marwa H.; Najim, Sarmad T. title: Experimental Investigation of Mass Transfer for Copper Reduction by Weight Difference Technique date: 2016-12-31 words: 2971 flesch: 54 summary: Increasing velocity leads to decrease the diffusion layer thickness at the surface due to eddies break through diffusion layer diminishing its thickness which exhibits the attraction resistance to copper transfer Kaminari N.M.S., Ponte M.J.J.S. and Ponte H.A., (2010), “Mass Transfer correlation for the removal of copper ions from wasteater”, Engenharia Te'rmica (Thermal Engineering), Vol. 9, pp.63-68. http://www.iasj.net/ keywords: concentration; copper; ions; mass; ppm; rpm; transfer cache: ijcpe-237.pdf plain text: ijcpe-237.txt item: #63 of 436 id: ijcpe-238 author: Al Humairi, Mohammed; Abdul Hadi, Hassan title: The Effect of In-situ Stress on Hydraulic Fractures Dimensions date: 2016-12-31 words: 3227 flesch: 62 summary: TVD (ft) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 http://www.iasj.net/ Mohammed Al Humairi and Hassan Abdul Hadi -Available online at: www.iasj.net IJCPE Vol.17 No.4 (December 2016) 115 Fig. 1: Wellbore Schematic View Formation Data Case I The lithology sequence of this treatment is a dolomite formation (as pay zone with stress gradient of 0.8 psi/ft) surrounded by granite beds from top and bottom(with stress gradient of 1.2 psi/ft). Case II The lithology sequence of this treatment is a sandstone formation (as pay zone with stress gradient of 0.5 psi/ft) surrounded by limestone beds from top and bottom (with stress gradient of 1 psi/ft). keywords: case; fracture; gradient; length; psi; stress cache: ijcpe-238.pdf plain text: ijcpe-238.txt item: #64 of 436 id: ijcpe-239 author: Algureiri, Ahmed H.; Abdulmajeed, Yossor R. title: Removal of Heavy Metals from Industrial Wastewater by Using RO Membrane date: 2016-12-31 words: 4868 flesch: 54 summary: Use of most techniques (except reverse osmosis and nanofiltration), can be practical and cost-effective only with concentrated wastewater (contain high concentration of heavy metal ions), but they will be ineffective when applied to low concentration wastewater that contain heavy ions less than 100 ppm, while there are techniques to be effective in the removal of low concentrations of metals ions only, and be inefficient with high concentrations. Fig. 11: Effect of Temp.on H.M. removal for RO membrane , (Concecntration=100 ppm, pressure=3 bar, feed flow rate=30 L/hr, and pH 5.5) Fig. 12: Effect of Temperature on permeate flux for RO membrane, feed flow 30 L/hr, H.M. ions concentratin100 ppm, pH 5.5, and 3 bar pressure 2.4. keywords: concentration; effect; feed; flow; flux; ions; membrane; metals; permeate; removal; water cache: ijcpe-239.pdf plain text: ijcpe-239.txt item: #65 of 436 id: ijcpe-240 author: Slaiman, Qasim J.M.; Al-Khasab, Abeer A. title: Performance of Corrosion Inhibitors Blend for Simulated Industrial Cooling Waters under Dynamic Conditions date: 2015-03-31 words: 4768 flesch: 56 summary: Actual values of activation energy for each case of carbon steel corrosion with different temperatures, 30, 45 & 60 ◦C and rotational velocities, i.e., static, 200, 600, and 1000 rpm were plotted according to Eq.3 in Fig. 5. From the gradient of the plotted curves, the calculated Ea values are listed in table (5). Key Words: Corrosion inhibitors, Cooling water systems, Sodium hexametaphosphate, Rotatable design (Box-Wilson Design). keywords: blend; carbon; concentrations; corrosion; inhibitors; nacl; ppm; rate; rpm; steel cache: ijcpe-240.pdf plain text: ijcpe-240.txt item: #66 of 436 id: ijcpe-241 author: Slaiman, Qasim J. M.; Haweel, Cecilia K.; Mohammed, Suha A. title: Electrochemical removal of copper from synthetic wastewater using rotating cylinder electrode date: 2015-03-31 words: 2982 flesch: 47 summary: A linear decay of copper concentration is observed clearly but at total applied current -250 and -300 mA, a deviation from linearity can be seen, and while at lower applied currents the decay is linear. Renal damage may also occur due to accumulation of copper in kidney by means of consumption of water with high copper concentration in excess of permissible limit [4]. keywords: concentration; copper; current; cylinder; electrode; function; removal; time cache: ijcpe-241.pdf plain text: ijcpe-241.txt item: #67 of 436 id: ijcpe-242 author: Abbas, Ammar S.; Mohamed, Fahmi Abuelgasim title: Production and Evaluation of Liquid Hydrocarbon Fuel from Thermal Pyrolysis of Virgin Polyethylene Plastics date: 2015-03-31 words: 4425 flesch: 58 summary: Thus, higher temperature (430 and 450°C) gives shorter time of pyrolysis. Fig. 4, The yield of hydrocarbons (liquid and wax) versus time from thermal pyrolysis of LDPE at different pyrolysis temperature 0 10 20 30 40 50 60 0 10 20 30 40 50 60 70 li q u id + w a x, m l 370 °C 390 °C 410 °C 430 °C 450 °C time (t), min Ammar S. Abbas and Fahmi Abuelgasim Mohamed -Available online at: www.iasj.net IJCPE Vol.16 No.1 (March 2015) 27 Fig. 5, The yield of hydrocarbons (liquid and wax) versus time from thermal pyrolysis of HDPE at different pyrolysis temperature Complete time of pyrolysis the two types of polyethylene The time for completion of thermal pyrolysis reaction of LDPE and HPDE was obtained experimentally to obtain the final amount of pyrolysis products. Effect of temperature on the plastic pyrolysis yield The hydrocarbons (liquid and wax) are produced from thermal pyrolysis of LDPE versus time at different pyrolysis temperature as shown in figure 4. keywords: hdpe; ldpe; liquid; plastic; polyethylene; pyrolysis; temperature; thermal cache: ijcpe-242.pdf plain text: ijcpe-242.txt item: #68 of 436 id: ijcpe-243 author: Ahmedzeki, Nada Sadoon; Ibrahem, Ban Jaber title: Reduction of Sulfur Compounds from Petroleum Fraction Using Oxidation-Adsorption Technique date: 2015-03-31 words: 5939 flesch: 50 summary: Ahmedzeki, Ban Jaber Ibrahem -Available online at: www.iasj.net IJCPE Vol.16 No.1 (March 2015) 43 Fig. 10, Breakthrough curves for adsorption sulfur compounds at different flow rate, H=20 cm) Fig. 11, Breakthrough curves for adsorption sulfur compounds at different flow rates,H=10 cm Fig. 12, Sulfur removal efficiency at different flow rates, H=20 cm Fig. -Available online at: www.iasj.net Fig. 14, Breakthrough curves for the adsorption sulfur compounds at different bed height, Q=0.3 l/hr Fig. 15, Breakthrough curves for adsorption sulfur compounds at different bed height, Q=0.6l/hr Fig. 16, Sulfur removal efficiency at different bed height, Q=0.3 l/hr Fig. 17, Sulfur removal efficiency at different bed height, Q=0.6 l/hr From these results, it is clear that the maximum removal of sulfur compounds was obtained at the bed height 20 cm with flow rate 0.3 l/hr. shown in Figure (12), 95.38% of the sulfur compounds was removed at the first five minutes. keywords: acetic; acid; adsorption; bed; compounds; desulfurization; h2o2; oxidation; reaction; removal; sulfur; sulfur removal cache: ijcpe-243.pdf plain text: ijcpe-243.txt item: #69 of 436 id: ijcpe-244 author: Abid, Mohammad Fadhil title: Desulfurization of gas oil using a solar photocatalytic microreactor date: 2015-03-31 words: 5444 flesch: 49 summary: DBT degradation rate was observed to decrease as initial concentration increased. As can be seen from Fig. 9 that after 8.1 min of irradiation time the degradation was 65%, 58%, and 40% at DBT concentrations of (100, 300, and 500 ppm), respectively. keywords: concentration; dbt; degradation; desulfurization; dibenzothiophene; fig; h2o2; microreactor; no.1; oil; ppm; rate; reaction; temperature; time; vol.16 cache: ijcpe-244.pdf plain text: ijcpe-244.txt item: #70 of 436 id: ijcpe-245 author: Saleh, Talib Abdullah; Sahi, Safaa Husain; Mohamed, Layla Sideeq title: Corrosion of Electrical Submersible Pumps (ESP) In South Rumaila Oil Field date: 2015-03-31 words: 2597 flesch: 53 summary: Corrosion rates of the metal at higher pH values less than the corrosion rates at lower pH values; the decrease of corrosion rate in the higher of pH is controlled by the film formation. Through studying CO2 corrosion mechanism, it can be concluded that CO2 corrosion produce a very thin films. keywords: co2; corrosion; electrode; flow; increase; rate cache: ijcpe-245.pdf plain text: ijcpe-245.txt item: #71 of 436 id: ijcpe-246 author: Alhaleem, Ayad A.; Avedisian, Antwan M.; Flayeh, Haider Alwan title: Formation Evaluation for Nasiriyah Oil Field Based on The Non-Conventional Techniques date: 2015-03-31 words: 1528 flesch: 51 summary: A computer program had used to represent CPI results for the two mentioned methods, the results of interpretation indicate to hydrocarbon zones in. So as: Rwa =Rt / F = Ro / F = Rw……… (3) It follow that, in hydrocarbon zones Rt>Ro so that Rwa>Rw. Simple rearrangements to Archie equation (1) and substitute of equation (3) will results in: Swa= (Rw/ Rwa) 1/2 . keywords: oil; rwa; rxo; techniques; zones cache: ijcpe-246.pdf plain text: ijcpe-246.txt item: #72 of 436 id: ijcpe-247 author: Shakir, Ibtehal k.; Qasim, Muslim A. title: Extraction of Aromatic Hydrocarbons from Lube Oil Using Different Co-Solvent date: 2015-03-31 words: 4972 flesch: 51 summary: (5) will increase viscosity index above five points nearly for a given extraction temperature and furfural to formamid ratio as extraction solvents. The increase in extraction temperature will encourage the solubility of undesirable materials such as aromatics and a small percentage of the paraffinic in extraction solvent. keywords: extraction; furfural; lube; oil; ratio; solvent; temperature; viscosity cache: ijcpe-247.pdf plain text: ijcpe-247.txt item: #73 of 436 id: ijcpe-248 author: Mohammed, Ahmed A. title: Biosorption of Lead, Cadmium, and Zinc onto Sunflower Shell: Equilibrium, Kinetic, and Thermodynamic Studies date: 2015-03-31 words: 6197 flesch: 60 summary: Therefore , more economic,practical and efficient techniques are needed to meet the requirments of recovery and/or removal of metal ions. Biosorption of metal ions from aqueous solutions is a relatively new technology for wastewater treatment. keywords: biosorption; ions; kinetic; metal; model; order; removal; shell; sunflower cache: ijcpe-248.pdf plain text: ijcpe-248.txt item: #74 of 436 id: ijcpe-249 author: Yaro, Aprael S.; Rashid, Khalid H. title: Modelling and Optimization of Carbon Steel Corrosion in CO2 Containing Oilfield Produced Water in Presence of HAc date: 2016-06-30 words: 3137 flesch: 63 summary: Key Words: CO2 corrosion, regression analysis, optimization, carbon steel, corrosion rate, full factorial experimental design. In CO2 corrosion, iron carbonate (FeCO3) film is the chief corrosion product formed and is formed through the reaction between carbonic acid, source of carbonate ions, (CO3 -2 ) and iron (Fe +2 ) released through corrosion of the pipeline. keywords: co2; corrosion; hac; rate; rotation cache: ijcpe-249.pdf plain text: ijcpe-249.txt item: #75 of 436 id: ijcpe-250 author: Alsaqqar, Awatif S.; Salman, Mohammed Sadeq; Abood, Waleed. M.; Ali, Dhafer F. title: Furfural Degradation in Waste Water by Advanced Oxidation Process Using UV/H2O2 date: 2015-06-30 words: 3911 flesch: 55 summary: UV/H2O2 process is effective for furfural degradation in wastewater at neutral pH where the disposal of such effluents will be within the environmental limitations. At high pH values OH - ions will increase in the solution and may react with • OH radicals where this will decrease furfural degradation. keywords: concentration; degradation; furfural; h2o2; min; oxidation; process; rate; removal cache: ijcpe-250.pdf plain text: ijcpe-250.txt item: #76 of 436 id: ijcpe-251 author: Abbas, Ammar S.; Abbas, Rowaida N. title: Preparation and Characterization of Nay Zeolite for Biodiesel Production date: 2015-06-30 words: 4515 flesch: 52 summary: The percent of silica and alumina in prepared zeolite catalyst and the chemical analysis measured in State Company of Geological and Mineral – Ministry of Industry and Minerals. On the other side, increasing the Si/Al ratio decreases the affinity of water towards the catalyst which is more available to interact with organic species and efficiently play the role of acid catalyst for the organic reaction [24]. keywords: acid; biodiesel; catalyst; chemical; conversion; esterification; nay; oleic; process; production; reaction; water; zeolite cache: ijcpe-251.pdf plain text: ijcpe-251.txt item: #77 of 436 id: ijcpe-252 author: Mohammed, Sawsan A.M.; Fadhil, Aws Abbas title: Improving Treatment Performance of Dissolved Air Flotation System by Using Ionic Liquids as Surfactants date: 2015-06-30 words: 3059 flesch: 49 summary: Key Words: produced water, DAF system, ionic liquids Introduction Dissolved air flotation technique had gained widespread usage over the last forty years for the removal of suspended solids (TSS), oils and greases (OG), and biochemical oxygen demand (BOD) from wastewater and other industrial process streams. Produced water is water trapped in underground reservoir rocks, which can be brought to surface along with crude oil and gas. keywords: air; fig; ils; oil; saturation; tank; treatment; vessel; water cache: ijcpe-252.pdf plain text: ijcpe-252.txt item: #78 of 436 id: ijcpe-253 author: Salh, Talib A.; Sahi, Safaa H.; Ismael, Shaymaa A. Hussein title: Using the Artificial Gas Lift to Increase the Productivity of Noor Oil Field / Mishrif Formation date: 2015-06-30 words: 2962 flesch: 61 summary: [3] The choice of the artificial lift system in a given well depends on some factors, primary among them, as far as gas lift is concerned, is the availability of lift gas, either as dissolved gas in the produced oil, or from an outside source, then gas lift is often an ideal selection for artificial lift. The aim of this study is to study the possibility of using the method of gas lift to increase the productivity of this field . keywords: field; flow; gas; injection; lift; oil; pressure; rate; reservoir cache: ijcpe-253.pdf plain text: ijcpe-253.txt item: #79 of 436 id: ijcpe-254 author: Merzah, Amel Salih; Ibrahim, Abdulrahman Saleh title: Preparation and Characterization of Y2O3, Sio2 Doped By Eu2O3 as Luminescent Ink date: 2015-06-30 words: 2866 flesch: 51 summary: Eu 5% calcined at 1400 ◦ C. Conclusion Stable luminescent colloid was produced from Y2O3,SiO2:Eu powder dispersed in poly vinyl alcohol solution. Fig. 6, The FTIR system of Y Si Eu calcined at 1000 ◦ C. Preparation and Characterization of Y2O3, Sio2 Doped By Eu2O3 as Luminescent Ink 50 IJCPE Vol.16 No.2 (June 2015) -Available online at: www.iasj.net Fig. 7, The FTIR of system Y Si Eu calcined at 1200 ◦ C. Fig. 8, The FTIR of system keywords: length; peak; powder; wave; y2o3 cache: ijcpe-254.pdf plain text: ijcpe-254.txt item: #80 of 436 id: ijcpe-255 author: Alkhalissi, Raad Mohammed Jawad title: Single Well Coning Problem and Applicable Solutions date: 2015-06-30 words: 1475 flesch: 57 summary: Almost 75% of the drilled wells worldwide contains this problem, and in Iraq water coning problem is much wider than the gas coning problem thus in this paper we try to clarify most of the reasons causing water coning and some of applicable solutions to avoid it using the simulation program (CMG Builder) to build a single well model considering an Iraqi well in north of Iraq black oil field with a bottom water drive, Coning was decreased by 57% by dividing into sub-layers (8) layers rather than (4) layers, also it was decreased (Coning) by 45% when perforation numbers and positions was changed. Water coning usually happens in oil fields with bottom water drive and it may affects the oil production economics due to water treatment and disposal issues [1] Builder of CMG software is one of the most useful programs in analyzing this problem by simulation and it is used widely to predict and solve many reservoir and production problems like the problem we about to discuss. keywords: coning; layers; oil; water cache: ijcpe-255.pdf plain text: ijcpe-255.txt item: #81 of 436 id: ijcpe-256 author: Hussein, Hussein Hadi title: Using Microbubbles to Improve Transmission Oil in Pipes date: 2015-06-30 words: 1506 flesch: 64 summary: Increase air flow rate leads to increasing drag reduction.  The applications of DR are conduits in oil pipelines, oil well operations and flood water disposal, many techniques for drag reduction are used. keywords: air; drag; flow; rate; reduction cache: ijcpe-256.pdf plain text: ijcpe-256.txt item: #82 of 436 id: ijcpe-257 author: Abdulrazak, Ayad A.; Al-Khatieb, Mohammed; Faris, Haidar A. title: Problems of Heavy Oil Transportation in Pipelines And Reduction of High Viscosity date: 2015-09-30 words: 3107 flesch: 56 summary: Key Words: Heavy oil, drag reduction.  With the larger pipe diameter, performances of drag reduction occur is much better than smaller pipe diameter. keywords: additives; drag; flow; i.d; oil; pipe; reduction; viscosity cache: ijcpe-257.pdf plain text: ijcpe-257.txt item: #83 of 436 id: ijcpe-258 author: Shakir, Ibtehal K.; Salih, Sarah J. title: Extraction of Essential Oils from Citrus By-Products Using Microwave Steam Distillation date: 2015-09-30 words: 5354 flesch: 54 summary: 3- Effect of Microwave Power According to previous research reports, essential oil yield differs in different microwave powers therefore; the effect of microwave power was studied. Abstract The main objectives of this research is to extract essential oil from: orange ( citrus sinensis), lemon( citrus limon) and mandarin( citrus reticulata) peels by two methods: steam distillation (SD) and microwave assisted steam distillation (MASD), study the effect of extraction conditions (weight of the sample, extraction time, and microwave power, citrus peel type) on oil yield and compare the results of the two methods, the resulting essential oil was analyzed by Gas Chromatography (GC). keywords: citrus; distillation; extraction; masd; microwave; oil; orange; steam; time; yield cache: ijcpe-258.pdf plain text: ijcpe-258.txt item: #84 of 436 id: ijcpe-259 author: Alwan, Ghanim.M. title: Enhancement of Uniformity of Solid Particles in Spouted Bed Using Stochastic Optimization date: 2015-09-30 words: 3718 flesch: 50 summary: Density of solids has been effective variable on UI.Velocity of gas and diameter of solid particles has been observed more sensitive decision variables with UI mutations. It is better to develop the design of the spouted bed to enhance uniformity of the products resulting from the chemical or physical treatment due to the elimination of the back mixing .Uniformity of solid particles enhances the mass and heat transfer in addition improves the conversion of the reactants in the spouted bed keywords: bed; concentration; gas; optimization; particles; solids; uniformity; variables cache: ijcpe-259.pdf plain text: ijcpe-259.txt item: #85 of 436 id: ijcpe-260 author: Abdul Hadi, Hassan title: Correlation of Penetration Rate with Drilling Parameters For an Iraqi Field Using Mud Logging Data date: 2015-09-30 words: 2472 flesch: 63 summary: They have succeeded to model the effects of different drilling parameters involving drilling rate as mathematical functions. C. Regression of Grouping Data As a final step, a linear regression analysis of logging grouped data was conducted to establish general model that relating drilling rate with drilling variables. keywords: data; drilling; logging; model; parameters; penetration; rate cache: ijcpe-260.pdf plain text: ijcpe-260.txt item: #86 of 436 id: ijcpe-261 author: Al-a'ameri, Nagham Jasim title: Kick tolerance control during well drilling in southern Iraqi deep wells date: 2015-09-30 words: 3116 flesch: 66 summary: Key Words: gas kick, killing operation, kick tolerance, drilling control, casing setting depth. The importance of kick tolerance in well operations has recently increased due to its implications in well design, in drilling and well control. keywords: casing; kick; mud; pressure; shoe; tolerance; volume cache: ijcpe-261.pdf plain text: ijcpe-261.txt item: #87 of 436 id: ijcpe-263 author: Sulaiman, Qasim; Al – Taie, Ali; Hassan, Dahlia Mohamed; and Industrial Development, Commission of Research title: Evaluation of Sodium Chloride and Acidity Effect on Corrosion of Buried Carbon Steel Pipeline in Iraqi Soil date: 2014-03-31 words: 3328 flesch: 46 summary: ba gmd mmy TDS Conductivity ms 5 300 512 0.0407 266 10.175 219.78 417 0.635 1100 530 0.0443 190 11.075 239.22 1467 2.29 1900 607 0.0482 200 12.05 260.28 2573 3.97 2700 590 0.0513 300 12.83 277.12 3580 5.2 3500 650 0.0548 250 13.7 295.92 4640 6.63 9 300 498 0.0189 130 4.775 102.06 412 0.618 1100 517 0.0248 276 6.2 133.92 1473 2.28 1900 492 0.0305 285 7.625 164.7 2500 3.65 2700 483 0.0333 279 8.325 179.82 3653 5.43 3500 477 0.0334 274 8.85 191.16 4700 6.91 Fig. 12, The relationship between concentration of chloride, as a function of corrosion rate and the conductivity of solution The way of corrosion rate to increase, when conductivity increases, in acidic medium pH = 5, is more obvious to notice than the way in alkaline medium pH =9. At the applied anodic potential, ferrous ions are produced at the metal/passive 2 Qasim Sulaiman, Ali Al – Taie, Dahlia Mohamed Hassan and Commission of Research and Industrial Development -Available online at: www.iasj.net IJCPE Vol.15 No.1 (March 2014) 7 oxide interface. keywords: carbon; chloride; concentration; corrosion; polarization; rate; solution; steel cache: ijcpe-263.pdf plain text: ijcpe-263.txt item: #88 of 436 id: ijcpe-264 author: B. Nakkash, Nada; R. Al-Karkhi, Sarah title: Simulation of Batch Reactive Distillation for Biodiesel Production from Oleic Acid Esterification date: 2018-11-14 words: 5574 flesch: 51 summary: This is because of the temperature of reaction is higher than boiling point of methanol, so the amount of methanol in reaction mixture decreases and the oleic acid remains increases (rate of reaction equation). The reaction occurs in liquid phase, and because of the high boiling point of oleic acid the reaction takes place in the still, so the effect of reaction rate is studied in still. keywords: acid; biodiesel; distillation; equilibrium; esterification; model; oleic; production; rate; reaction; reactive;   cache: ijcpe-264.pdf plain text: ijcpe-264.txt item: #89 of 436 id: ijcpe-265 author: Omer Kashmola, Talib; Saad Kamil, Estabraq title: Structure Rheology of Polyethylene Oxide Solution date: 2014-03-30 words: 4370 flesch: 51 summary: However, a recent small angle neutron scattering investigation of PEO aqueous solutions has contradicted this hypothesis, this study pointed out chain ends effects on the clustering in PEO solutions with a molecular weight of 4*10 4 g/mol. Such phase separation has been ascribed to the upper critical solution temperature behaviour of PEO solutions. keywords: linear; mol; oxide; peo; polyethylene; polymer; solution; viscosity; vol; water; weight cache: ijcpe-265.pdf plain text: ijcpe-265.txt item: #90 of 436 id: ijcpe-266 author: F. Abbas, Asmaa; J. Ahmed, Muthanna title: Optimization of Activated Carbon Preparation from Date Stones by Microwave Assisted K2CO3 Activation date: 2014-03-30 words: 4513 flesch: 53 summary: The preparation of activated carbon (AC) from date stones by using microwave assisted K2CO3 activation was investigated in this paper. Subsequently, the resulting chars are subjected to partial gasification at higher temperature (usually above 900˚C) with oxidizing gases, to produce activated carbons with well- developed and accessible internal porosities [9].Nevertheless, in some cases, the thermal process may take long processing time, involves high energy consumption, requires larger equipment size and generates improper heating rate, thereby resulting in a Iraqi Journal of Chemical and Petroleum Engineering University of Baghdad College of Engineering Optimization of Activated Carbon Preparation from Date Stones by Microwave Assisted K2CO3 Activation 34 IJCPE Vol.15 No.1 (March 2014) keywords: activation; carbon; impregnation; microwave; power; preparation; radiation; uptake; yield cache: ijcpe-266.pdf plain text: ijcpe-266.txt item: #91 of 436 id: ijcpe-267 author: Abdulwahid Al-Sudani, Jalal; Kaiser and Salam, Rwaida; J. Al-Rubeai, Salam title: Estimation Liquid Permeability Using Air Permeability Laboratory Data date: 2014-03-30 words: 2773 flesch: 41 summary: Therefore, the engineers are forced to assume values of liquid permeability data based on a limited number of core laboratory analysis. The correlative approach appears to be the best practical method of estimating liquid permeability data [2]. keywords: air; data; formula; liquid; permeability cache: ijcpe-267.pdf plain text: ijcpe-267.txt item: #92 of 436 id: ijcpe-268 author: H. M. Almahdawi, Faleh; Zarzor Al-Yaseri, Ahmed; Jasim, Nagham title: Apparent Viscosity Direct from Marsh Funnel Test date: 2014-03-30 words: 2380 flesch: 62 summary: The calibration for Marsh Funnel time is 28 seconds per quart for fresh water. in (cp), Marsh funnel time (t) in seconds and the density (ρ) in gm/cm3. keywords: drilling; fluid; funnel; marsh; viscosity cache: ijcpe-268.pdf plain text: ijcpe-268.txt item: #93 of 436 id: ijcpe-269 author: S.AL-Jawad, Mohammed; AL-Dabaj, A.A.; Abdul Hadi Abdul Hussien, Hassan title: Design of Horizontal Well Program for Ajeel Field date: 2014-03-30 words: 2054 flesch: 61 summary: Short radius horizontal well is suggested for the developing the field since many drilled vertical wells are exists A soft string model was programmed to predict the imposed loads on suggested drillstring. The great improvements in drilling technology make it possible to drill horizontal wells with complex trajectories and extended for significant depths. keywords: build; casing; drilling; drillstring; field; rotation cache: ijcpe-269.pdf plain text: ijcpe-269.txt item: #94 of 436 id: ijcpe-270 author: Adnan Atshan, Ahmed title: Adsorption of Methyl Green Dye onto Bamboo in Batch and Continuous System date: 2014-03-30 words: 3127 flesch: 58 summary: The uptake of MG onto bamboo as a function of dye concentration is shown in Figure 3. It can be seen that the amount of MG adsorbed per unit mass of adsorbent increased with increasing dye concentration, although percentage dye removal decreased with increase in initial dye concentration. keywords: adsorption; bamboo; bed; concentration; dye; removal; system; time cache: ijcpe-270.pdf plain text: ijcpe-270.txt item: #95 of 436 id: ijcpe-271 author: T. Mohammed, Wadood title: Oxidation of Toluene to Benzoic Acid Catalyzed by Modified Vanadium Oxide date: 2014-03-30 words: 2061 flesch: 56 summary: Optimum benzoic acid selectivity was obtained at the calcinations temperature of 1150 ˚C (1423K) as shown in Table l. Table l, Results of experimental runs for different catalyst surface area effect * Surface area m2/g Molar ratio toluene/air/steam Space velocity h-1 Conversion% Toluene Selectivity% Benzoic acid Benzaldyhide Benzene Others 0.3 1/8/20 2100 27.2 62.5 17.7 14.5 5.9 0.3 1/10/30 2560 32.8 64.1 15.0 16.3 4.6 5 1/8/20 2050 42.1 64.5 16.2 14.2 5.1 5 1/10/30 2480 48.2 67.8 18.3 11.7 2.2 100 1/8/20 1995 58.1 38.1 35.8 24.0 2.1 100 1/10/30 2420 60.6 35.2 32.0 20.0 12.8 200 1/8/20 2080 65.4 30.5 40.2 20.2 9.1 200 1/10/30 2510 69.3 28.6 43.1 21.1 7.2 *Catalyst used V2O5.MoO3/Al2O3 in the composition of 5 wt.% V2O5 and 5 wt.% MoO3. The effect of catalyst surface area, catalyst promoters, reaction temperature, O2/toluene, steam/toluene, space velocity, and catalyst composition to catalyst performance were examined in order to increase the benzoic acid selectivity and yield. keywords: acid; benzoic; catalyst; effect; toluene cache: ijcpe-271.pdf plain text: ijcpe-271.txt item: #96 of 436 id: ijcpe-272 author: A. Abdel-Rahman, Zaid; M. Mahmood, Abdulrahman; J. Ali, Ahmed title: Ethanol-Water Separation by Pressure Swing Adsorption (PSA) date: 2014-03-30 words: 2293 flesch: 55 summary: 13- Chen, Y-H, Wu, C-P, Yang H-S and Chou, C-T “Simulation and design of numerical experiment of pressure swing adsorption process in separation of ethanol-water mixture” The 13th Asia Pacific Confederation of Chemical Engineering Congress APCChE 2010, Taipei, R.O.C. October 5-8 (2010). The results showed that ethanol purity increased with temperature and pressure and decreased with feed flow rate. keywords: adsorption; ethanol; feed; flow; pressure; rate; temperature cache: ijcpe-272.pdf plain text: ijcpe-272.txt item: #97 of 436 id: ijcpe-273 author: A. Saleh, Talib title: Using Sonic Log to Predict Abnormal Pressure Zones in Selected Oil Wells (Western of Iraq) date: 2014-06-30 words: 1723 flesch: 63 summary: The plotted figures showed a clear derivation from the normal trend which confirmed the existence of abnormal pressure zones. Generally, normal pressure is considered with formation pressure which is approximately equal to hydrostatic head of water column if the formation is opened to the atmosphere and this is equal to 0.465 psi/ft which is called pressure gradient (p.g) while abnormal pressure zones are those which have (p.g) more than 0.465 psi/ft keywords: gradient; log; pressure; zones cache: ijcpe-273.pdf plain text: ijcpe-273.txt item: #98 of 436 id: ijcpe-274 author: Saber Majeed, Najwa; Abood Alwan, Shaimaa title: Study the Performance of Low Cost Material (Peanut Hulls) for Dye Adsorption Using Inverse Fluidized Bed date: 2014-06-30 words: 4537 flesch: 56 summary: The determination of pressure drop in fluidized bed is a very important parameter for the efficient and economical operation of the column, since it facilitates determining friction factor; i.e. energy loss and conditions of stable flow regimes of inverse fluidized bed for the given operation. The hydrodynamic characteristics of inverse fluidized beds of adsorbent particles are represented by the fluidized bed pressure drop that can be measured either experimentally by U- tube monometer connected to the QVF or by equating the pressure drop across the bed to the buoyancy force of displaced fluid, allowing for the weight of the bed [20], We get the following equation: P keywords: adsorption; bed; concentration; experiments; hulls; inverse; particles; peanut; pnh; size; velocity cache: ijcpe-274.pdf plain text: ijcpe-274.txt item: #99 of 436 id: ijcpe-275 author: Sadoon Ahmedzeki, Nada; Salah Alddin Mahdi, Arowa title: Research Octane Number Improvement of Iraqi Gasoline by Adsorption of n-Paraffins Using Zeolite Molecular Sieves date: 2014-06-30 words: 5070 flesch: 59 summary: It can be seen that the removal by adsorption process proceeded in two stages. A favorable type of the adsorption for the present case study was as presented by a Langmuir isotherm model for both n-hexane and n- heptane adsorption on zeolite 5A. keywords: adsorption; bed; fig; octane; paraffins; process; removal; temperature; time; zeolite cache: ijcpe-275.pdf plain text: ijcpe-275.txt item: #100 of 436 id: ijcpe-276 author: Qasim Hussein, Hussein; Abdul-wahhab Mohammad, Saja title: Viscosity Reduction of Sharqi Baghdad Heavy Crude Oil Using Different Polar Hydrocarbons, Oxygenated Solvents date: 2014-06-30 words: 4149 flesch: 56 summary: 4. Crude oil viscosity decreased with decreasing asphaltenes content. Crude oil viscosity was decreased with increasing polar solvent concentration. keywords: asphaltene; crude; heavy; o c; oil; solvent; viscosity cache: ijcpe-276.pdf plain text: ijcpe-276.txt item: #101 of 436 id: ijcpe-277 author: K. Muallah, Shatha title: Experimental Determination of the Elastic and Viscous Behavior of Polycarbonate Melts at Different Temperatures and Their Relationship to the Steady State Viscosity via the Cox-Merz Rule date: 2014-06-30 words: 3711 flesch: 46 summary: supposing that we are another possible nozzle for this kind of polymer at high temperatures. One of the major problems in measuring the viscosity of polycarbonate at high shear rates, especially at the extremes of temperatures, was that during the use of the capillary rheometer, long molecule chains led to high viscosity. keywords: cox; measurements; modulus; polycarbonate; rate; rheometer; shear; temperatures; viscosity cache: ijcpe-277.pdf plain text: ijcpe-277.txt item: #102 of 436 id: ijcpe-278 author: M. Farman, Ghanim; Raouf Abdulamir, Maha title: Formulation of New Equation to Estimate Productivity Index of Horizontal Wells date: 2014-06-30 words: 3498 flesch: 54 summary: The improved equation and the stimulated results are used to study the effect of horizontal well length on productivity index of horizontal well for a wide range of horizontal well length in the range of 250 to 6000 ft, as shown in Figures 3 to 11. The results of all equations show that horizontal well productivity increases as well length increases. keywords: equation; flow; index; productivity; vertical cache: ijcpe-278.pdf plain text: ijcpe-278.txt item: #103 of 436 id: ijcpe-279 author: M. Abed, Khalid title: Kinetic of Alkaloids Extraction from Plant by Batch Pertraction in Rotating Discs Contactor date: 2014-06-30 words: 3769 flesch: 55 summary: In the recent years, a remarkable increase of the application of liquid membranes has included bulk liquid membrane (BLM), emulsion liquid membrane and supported liquid membrane [7]. %Atropine in S phase 500 ml 0.00817 0.0870 30 0.073 -0.00639 0.00639 75.41 1000ml 0.00722 0.0504 45 0.103 -0.00522 0.00522 19.63 Fig. 8: Effect of amount of liquid membrane a. %atropine in striping phase b. % atropine in feed phase (experimental conditions: pHF=9.5, 10 rpm and n-decane as liquid membrane for one stage) Conclusion Atropine alkaloid can be transported and extracted by RDC through organic liquid membrane. keywords: atropine; effect; extraction; feed; liquid; membrane; min; solution cache: ijcpe-279.pdf plain text: ijcpe-279.txt item: #104 of 436 id: ijcpe-28 author: Mohammed, Abdul Halim A. Karim; Hussein, Hussein Qasim; Naife, Tariq M. title: Comparative Study of New Re-Ni-Mo/Al2o3 and Conventional Hydrodesulphurization Catalyst date: 2015-12-31 words: 3239 flesch: 51 summary: HDS catalysts possess high catalytic activity, but they have the disadvantage of high cost. The results of surface area and pore volume values for three prepared catalysts show that maximum surface area has for Re-Ni-Mo/γ-Al2O3, this is due to the high quantity of mesoporous of prepared catalysts keywords: al2o3; area; catalyst; hds; pore; sulfur cache: ijcpe-28.pdf plain text: ijcpe-28.txt item: #105 of 436 id: ijcpe-280 author: A.K Mohammed, Abdul Halim; Mohammed Obeyed, Saleem title: Treatment of Slack Wax by Thermal Cracking Process date: 2014-09-30 words: 2435 flesch: 63 summary: 3: Effect of LHSV on thermal cracking products yield at 480 ºC Fig. 4: Effect of LHSV on thermal cracking products yield at 500 ºC Fig. keywords: cracking; lhsv; oil; slack; temperature; wax cache: ijcpe-280.pdf plain text: ijcpe-280.txt item: #106 of 436 id: ijcpe-281 author: S. Yaroa, Aprael; F. Talib, Kabas title: Corrosion Inhibition of Mild Steel by Curcuma Extract in Petroleum Refinery Wastewater date: 2014-09-30 words: 3318 flesch: 49 summary: The results showed that the presence of about 1.2 % (v/v) of curcuma extract gave about 84% inhibition indicating its effectiveness on mild steel corrosion in simulated refinery wastewater, besides the adsorption process on the mild steal surface obeyed the Langmuir adsorption isotherm. As shown in Figure 5, the rate of mild steel corrosion increased with increasing solution temperature, and the activation energy obtained was 7.76 kcal/mol. keywords: concentration; corrosion; curcuma; inhibitor; mgcl2; rate; refinery; steel; wastewater cache: ijcpe-281.pdf plain text: ijcpe-281.txt item: #107 of 436 id: ijcpe-282 author: H. Afaj, Adnan; Shanshal, Muthna; M. H. Almousawi, Israa; Adnan A., Safauldeen title: Environmental Assessment of Polycyclic Aromatic Hydrocarbon Concentrations in Air at Thermal South Power Station of Baghdad date: 2014-09-30 words: 3325 flesch: 59 summary: PAHs are widespread contaminants of the environment and a number of them Iraqi Journal of Chemical and Petroleum Engineering University of Baghdad College of Engineering Environmental assessment of polycyclic aromatic hydrocarbon concentrations in air at thermal south power station of Baghdad 20 IJCPE Vol.15 No.3 (September 2014) -Available online at: www.iasj.net are either known or suspected carcinogens. The highest concentrations of atmospheric PAHs was found in the urban environment (outside) as illustrated in Tables 2a and 2b, due to the increasing emission from south power station of Environmental assessment of polycyclic aromatic hydrocarbon concentrations in air at thermal south power station of Baghdad 22 IJCPE Vol.15 No.3 (September 2014) keywords: air; analysis; baghdad; compounds; concentrations; pahs; polycyclic; pyrene; south; station cache: ijcpe-282.pdf plain text: ijcpe-282.txt item: #108 of 436 id: ijcpe-284 author: A.M. Mohammed, Sawsan; K. Salih, Watheq title: Microwave Assisted Demulsification of Iraqi Crude Oil Emulsions Using Tri-octyl Methyl Ammonium Chloride (TOMAC) Ionic Liquid date: 2014-09-30 words: 5014 flesch: 55 summary: 3 shows the effect of demulsifier dose on the separation efficiency for Basrah crude oil emulsion. 3: Dose effect on separation efficiency for Basrah crude oil emulsion As it is seen in Fig. 3, the maximum separation ratio was obtained at the maximum dose of TOMAC and this behavior is the same for the three initial water contents. keywords: content; crude; emulsion; fig; oil; ppm; separation; tomac; water cache: ijcpe-284.pdf plain text: ijcpe-284.txt item: #109 of 436 id: ijcpe-285 author: A. Alnajar, Jenan; A. Kwaeri, Asawer; H. Sayhood, Ramzi; H. Slaymon, Abbas title: Study the Feasibility of Alumina for the Adsorption of Metal Ions from Water date: 2014-09-30 words: 5772 flesch: 51 summary: The Concentration of Metal Ion and Adsorption Isotherm The effect of metal ion concentration was studied for both single and binary systems. In general, the adsorption experiments were achieved by agitation of 20 ml of metal ion solution (single or binary system solution) of a given mass of adsorbent. keywords: adsorption; alumina; binary; concentration; ions; isotherm; metal; model; removal; solution; system cache: ijcpe-285.pdf plain text: ijcpe-285.txt item: #110 of 436 id: ijcpe-288 author: Abdulwahid Al-Sudani, Jalal title: Analytical Model for Detection the Tilt in Originally Oil Water Contacts date: 2014-09-30 words: 4188 flesch: 42 summary: It is noticed that the aquifer permeability has an adverse effect on dynamic capillary pressure compared with the effect of reservoir permeability as shown in Fig. 2; this conclusion gives an accurate thorough explanation for the variation in oil water contact positions than previously acknowledgment, which only relates to the phenomenon for reservoir permeability variation. Well Production of Oil in units A and D (BOPD) East Region West Region Reservoir 4100 8300 A 5155 7875 D Solution: A computer program on Excel sheet was prepared to be used in estimating dynamic capillary pressures and the transition zone thickness based on the derived analytical model represented by Eqs. 18, 20 and 21; the results are listed as shown in Table A-4; keywords: aquifer; dimensionless; level; model; oil; oowc; pressure; reservoir; water; zone cache: ijcpe-288.pdf plain text: ijcpe-288.txt item: #111 of 436 id: ijcpe-29 author: Mohammed, Wadood T.; Abdul Jabbar, Marwa F. title: Esterification of Free Fatty Acid with High Chain Alcohol for Biodiesel Production Using Semi-Batch Reactive Distillation date: 2015-12-31 words: 3503 flesch: 48 summary: The effect of reaction temperature (100 to 130°C), 2-ethylhexanol:oleic acid molar ratio (1:1 to 1:3) and catalysts concentration (0.2 to 1wt%) were studied. (2) illustrates the relationship between conversion of oleic acid with time at different mixing speeds (500- 900 rpm) using a homogeneous catalyst of concentration of 1wt%, reaction temperature of 130°C and oleic acid:2-ethylhexanol molar ratio of 1:1. keywords: acid; alcohol; biodiesel; catalyst; conversion; distillation; ratio; reaction; temperature cache: ijcpe-29.pdf plain text: ijcpe-29.txt item: #112 of 436 id: ijcpe-290 author: Kaiser Abdulmajeed, Rwaida title: New Viscosity Correlation for Different Iraqi Oil Fields date: 2014-09-30 words: 1839 flesch: 49 summary: In the present work, an extensive experimental data of oil viscosities collected from different samples of Iraqi oil reservoirs was applied to develop a new correlation to calculate the oil viscosity at various operating conditions either for dead, saturated or under saturated reservoir. Whenever possible, oil viscosity should be determined by laboratory measurements at reservoir temperature and pressure. keywords: correlation; data; oil; pressure; viscosity cache: ijcpe-290.pdf plain text: ijcpe-290.txt item: #113 of 436 id: ijcpe-292 author: A. Mohammed, Abdul-Halim; A. Abdulwahhab, Maha title: Naphtha desulfurization by prepare Cu-Ni-zeolite adsorbent date: 2014-12-30 words: 2531 flesch: 56 summary: Iraqi Journal of Chemical and Petroleum Engineering Vol.15 No.4 (December 2014) 9-14 ISSN: 1997-4884 Naphtha desulfurization by prepare Cu-Ni-zeolite adsorbent Abdul-Halim A. Mohammed a and Maha A. Abdulwahhab b Chemical Engineering Department-College of Engineering-University of Baghdad-Iraq Abstract For desulfurization of naphtha, NaY zeolite was prepared from Dewekhala kaolin clay (Al-Anbar region). Keywords: zeolite NaY, naphtha, desulfurization. keywords: adsorbent; adsorption; desulfurization; minute; naphtha; nay; zeolite cache: ijcpe-292.pdf plain text: ijcpe-292.txt item: #114 of 436 id: ijcpe-293 author: J.M. Slaiman, Qassim; A. Slman, Khlas title: Comparison between Electroplating and Electroless on Plastic Surface date: 2014-12-30 words: 2362 flesch: 48 summary: The selective deposition of electroless copper plating depends on the substrate and activation. [5]. Measurement of Mechanical Properties Tensile Strength and Elongation of plated copper were used in accordance with IPC TM-650, 2.4.18.1. keywords: copper; electroless; electroplating; substrate; surface; thickness cache: ijcpe-293.pdf plain text: ijcpe-293.txt item: #115 of 436 id: ijcpe-294 author: Abdulhadi Abdulateef, Dahlia; Zarzor, Ahmed; S. AL Jawad, Mohammed title: Electrofacies Characterization of an Iraqi Carbonate Reservoir date: 2014-12-30 words: 2022 flesch: 45 summary: The main goal of this work is to identify the optimum E-Facies units based on principal components analysis (PCA) and model based cluster analysis(MCA) depending on available well logs data for four wells from an Iraqi carbonate oil field. 5: Cluster plot of the first twoPrincipal components after model based cluster analysis Comparison with geological units Results that obtained from E- facies characterization were compared with the geological units which also divided the formation into four units (a,b,c and d). keywords: characterization; data; electrofacies; log; principal cache: ijcpe-294.pdf plain text: ijcpe-294.txt item: #116 of 436 id: ijcpe-295 author: K. Ibraheem, Neran; R. Raouf, Shahrazad; A. Naser, Zainab title: Removal of SO2 over Modified Activated Carbon in Fixed Bed Reactor: I, Effect of Metal Oxide Loadings and Acid Treatment date: 2014-12-30 words: 4360 flesch: 56 summary: Compared with nickel supported AC catalysts, the copper supported AC catalysts showed similar behavior in SO2 removal. Ni/AC catalysts containing only NiO or NiO and Ni coexisting together exhibit good catalytic activity at low reaction temperature 90 o C. Also, it was found that the V2O5 plays little role in SO2 adsorption but a main role in the oxidation of SO2 [17]. keywords: acid; breakthrough; carbon; catalyst; loadings; removal; so2; surface cache: ijcpe-295.pdf plain text: ijcpe-295.txt item: #117 of 436 id: ijcpe-296 author: A. Jassim, Najim; A. Abdulkhaleq, Fatimah title: Performance Evaluation of Three Phase Spray Direct Contact Heat Exchanger date: 2014-12-30 words: 3630 flesch: 58 summary: The study was devoted to express the effect of process variables such as column height, Freon R11 mass flow rate and initial temperature of water on the average percentage holdup, heat transfer rate, volumetric heat transfer coefficient and effectiveness. A statistical analysis was performed to get general correlations for the average percentage holdup, heat transfer rate, volumetric heat transfer coefficient and effectiveness as a function of the studied parameters. keywords: column; contact; flow; heat; phase; rate; temperature; transfer; water cache: ijcpe-296.pdf plain text: ijcpe-296.txt item: #118 of 436 id: ijcpe-297 author: Faiq Al-Alawy, Ahmed; Jabbar Madlool, Jaafar title: Coagulation/ Flocculation, Microfiltration and Nanofiltration for Water Treatment of Main Outfall Drain for Injection in Nasiriyah Oil Field date: 2014-12-30 words: 7097 flesch: 52 summary: Also, Figure 11 show the effect of feed concentration of water from MOD on recovery where upper value of recovery percentage was 38.143 % at feed concentration 1800 mg/l and by increasing the concentration of water feed from MOD, the recovery percentage decrease until reaching to lower value 11.429 % at feed concentration 9630 mg/l according to equation 7. A change in operating temperature of feed water from MOD changes (1) the densities and viscosities of the feed, and (2) the osmotic pressure of the system. keywords: concentration; effect; feed; fig; flocculation; membrane; permeate; ph =; ppm; time; turbidity; water cache: ijcpe-297.pdf plain text: ijcpe-297.txt item: #119 of 436 id: ijcpe-299 author: I. Abdulaziz, Yasser; K. Salih, Issam; J. Mohammed, Thamer title: Influences of Operating Variables on Hydrodynamic Performance of Plunging Water Jet Downflow Bubble Column date: 2014-12-30 words: 6296 flesch: 60 summary: Conclusion Three dispersion zones are distinguished according to the visual observation: (1) the top mixing zone where the liquid jet plunges with the simultaneous formation and the breakup of gas bubbles, (2) the middle zone of a homogeneous bubbly flow and higher gas hold up of bigger bubbles, and (3) the bottom zone wherein a decrease in bubble population and gas hold up. Gas holdup by height measurements The effect of superficial gas velocity on the overall gas holdup with nozzles of 7, 8 and 9mm diameter are properly illustrated in Figures 2, 3 and 4 respectively. keywords: bubble; column; diameter; flow; gas; holdup; liquid; nozzle; phase; rate; velocity cache: ijcpe-299.pdf plain text: ijcpe-299.txt item: #120 of 436 id: ijcpe-30 author: Jafar, Saad A; Fathi, Mohammed I title: Reducing of Corrosion Rate in Boiler Tubes by Using Oxygen Scavengers date: 2015-12-31 words: 3448 flesch: 56 summary: The cause of water side corrosion is primarily due to the presence of dissolved oxygen and carbon dioxide. and after adding three types of oxygen scavengers Hydroquinone, Ascorbic acid and Monoethanolamine in different concentrations 40,60 and 80 ppm has been investigated using weight loss method. keywords: corrosion; n r; oxygen; ppm cache: ijcpe-30.pdf plain text: ijcpe-30.txt item: #121 of 436 id: ijcpe-300 author: M. Hussein, Fawziea; S. Merzah, Amel; Rashad, Zaid Waadulla title: PREPARATION OF PVC HOLLOW FIBER MEMBRANE USING (DMAC/ACETONE) date: 2014-12-30 words: 2569 flesch: 53 summary: A sample of hollow fiber membrane was prepared using (17% wt PVC) polyvinyl chloride as membrane material and N, N Dimethylacetamide (DMAC) as solvent in the first run and the second run was made using (DMAC/Acetone) of ratio 3.4 w/w. Scanning electron microscope (SEM) was used to predict the structure and dimensions of hollow fiber membranes prepared. Objective Study the effect of using double solvent on performance and structure of hollow fiber membranes by using membrane performance system and scanning electron microscope (SEM). keywords: acetone; fiber; membrane; pvc; solution; solvent; water cache: ijcpe-300.pdf plain text: ijcpe-300.txt item: #122 of 436 id: ijcpe-301 author: Muhson Naji, Amel; M. Al-Shuwaiki, Najah; H. Abdulsalam, Ezzet title: Heat Transfer Efficiency of Different Composite Insulators date: 2014-12-30 words: 5942 flesch: 60 summary: F Keywords: Composite insulators; tube insulation; heat losses; Thermal conductivity Introduction Energy consumption is an essential element in development and its considered as a major key in the generation of wealth. 14- A. Keçebas, M. Ali Alkan , and M. Bayhan , Thermo-economic analysis of tube insulation for district heating piping systems , Applied Thermal Engineering, vol. keywords: efficiency; energy; fiberglass; flow; heat; insulation; insulators; temperature; transfer; tube; vol; water cache: ijcpe-301.pdf plain text: ijcpe-301.txt item: #123 of 436 id: ijcpe-302 author: A. Mohammed, Abdul-Halim; K. Nassrullah, Zeinab title: Preparation and Formation of Zeolite 5A from Local Kaolin Clay for Drying and Desuphurization of Liquefied Petroleum Gas date: 2013-03-30 words: 5741 flesch: 55 summary: The preparation of zeolite 5A includes treating kaolin clay with dilute hydrochloric acid 1N, treating metakaolin with NaOH solution to prepare 4A zeolite, ion exchange, and formation. The aim of this study was preparation of 5A zeolite from local kaolin clay by preparing 4A zeolite and study the effect of different temperatures and concentrations of sodium hydroxide solutions on the degree of relative crystallinity, studying the formation of the prepared 5A zeolite with different contents of Abdul-Halim A. Mohammed and Zeinab K. Nassrullah -Available online at: www.iasj.net IJCPE Vol.14 No.1 (March 2013) 3 kaolin clay, citric acid, and tartaric acid, finally, studying the adsorption performance of the prepared 5A zeolite granules in the drying and desulfurization of liquefied petroleum gas. keywords: acid; adsorption; binder; clay; concentration; crushing; gas; h2o; h2s; kaolin; strength; zeolite cache: ijcpe-302.pdf plain text: ijcpe-302.txt item: #124 of 436 id: ijcpe-303 author: S. Merzah, Amel; N. Kalifa, Huda; H. Abood, Taha; Abdulkarim, Ishraq title: Reinforcement Steel Corrosion Reduction by Using Fly Ash from South Baghdad Power Plant date: 2013-03-30 words: 4482 flesch: 58 summary: If potentials over an area are more negative than −0.35 V SCE, there is a greater than 90 % probability that reinforcing steel corrosion is occurring in that area at the time of measurement. The potential value shifts to the positive direction (noble direction) with increasing of fly ash ratios. keywords: ash; chemical; chloride; concrete; corrosion; days; fly; fly ash; steel; table cache: ijcpe-303.pdf plain text: ijcpe-303.txt item: #125 of 436 id: ijcpe-304 author: A. Al Habobi, Naseer; F. Abed, Shahad title: Simulation of Cathodic Protection System Using Matlab date: 2013-03-30 words: 4971 flesch: 58 summary: Needs for adequate cp - - 2.13 L effective anode length m Fig. 4, the difference between field and simulation work for applied voltage for the 28 km pipeline Fig. 5, the difference between field and simulation work for applied voltage for the 52 km pipeline Fig. 6, the anode resistance variation between the simulation work and field for each station for the 28km pipeline Fig. 7, the relation between the anode resistance and applied voltage for the 28km pipeline 10 12 14 16 18 20 22 24 26 0 10 20 30 a p p lie d v o lt a g e a t re ct if ie r. (v o lt ) pipe length in km simulation field 0 5 10 15 20 0 20 40 60 a p p lie d v o lt a g e ( vo lt ) pipe length in km simulat… field 0 0.5 1 1.5 2 0 10 20 30 a n o d e r e si st a n ce ( o h m ) pipe length in km field simulation 10 12 14 16 18 20 22 24 26 0 1 2 a p p lie d v o lt a g e a t re ct if ie r (v o lt ) anode resistance (ohm) field simulation Naseer A. Al Habobi and Shahad F. Abed -Available online at: www.iasj.net IJCPE Vol.14 No.1 (March 2013) 35 Fig. 8, the relation between the anode numbers versus anode resistance for the 52 km pipeline Fig. Keywords Cathodic protection, pipelines, corrosion, impressed current cathodic protection, cathodic protection system design Introduction Cathodic Protection (CP) is a method to reduce corrosion by minimizing the difference in potential between anode and cathode keywords: anode; cathodic; current; length; pipeline; protection; resistance; resistivity; simulation; soil cache: ijcpe-304.pdf plain text: ijcpe-304.txt item: #126 of 436 id: ijcpe-305 author: Majeed Hameed, Venus; Ali Hussein, Maha title: Studying the Performance of Refrigeration Units Powered by Solar Panel date: 2013-03-30 words: 3032 flesch: 54 summary: Two refrigeration cycles with electrical solar panel were used over a period of 12 months, the first one with classical parts known in refrigeration cycle, while the second one introduced heat exchanger which improves the coefficient of performance by saving the consumed energy. In this work solar electrical panel are used to drive an improved refrigeration system and improve electrical refrigeration system, and then estimated the overall efficiency in the two cases. keywords: energy; panel; refrigeration; solar; system cache: ijcpe-305.pdf plain text: ijcpe-305.txt item: #127 of 436 id: ijcpe-306 author: Abdulwahid Abdulnabi Al-Hallaf, Waqar title: Theoretical Study on Heat Transfer in the Presence of Fouling date: 2013-03-30 words: 2897 flesch: 57 summary: 6. M.R. Jafari Nasr, M. Majidi, (2006), “Modeling of crude oil fouling in preheat exchangers of refinery distillation units”, Applied Thermal Engineering, 26, 1572–1577. Many previously proposed models for fouling resistance were employed to estimate a new model for fouling rate. keywords: fouling; heat; model; number; temperature; time; transfer cache: ijcpe-306.pdf plain text: ijcpe-306.txt item: #128 of 436 id: ijcpe-307 author: A-K Mohammed, Abdul Halim; Ali Dahyool, Nuha title: The Effect of Promoters on the Activity of Prepared Zeolite Catalyst in FCC Process date: 2013-06-30 words: 2332 flesch: 49 summary: Silica and Alumina The percent of silica and alumina in prepared zeolite catalyst before and after dealumination was achieved in State Company of Geological and Mineral. The experimental results show that the promoted catalyst gives higher gas oil conversion and gasoline yield than HY zeolite catalyst at the same reaction temperature and WHSV. keywords: catalyst; effect; gasoline; prepared; promoters; zeolite cache: ijcpe-307.pdf plain text: ijcpe-307.txt item: #129 of 436 id: ijcpe-308 author: A. Abdul-Majeed, Basma; A. Hassan, Asrar; M. Kurji, Badoor title: Extraction of Oil from Eucalyptus Camadulensis Using Water Distillation Method date: 2013-06-30 words: 2628 flesch: 58 summary: The effect of extraction time on oil extraction was studied until the equilibrium was reached, of particle size 0.5 cm at 100°C with solvent (distilled water) to solid ratio 5:1(ml/g) and agitation speed 300 rpm. Fig. 4, Effect of temperature on oil extraction by water distillation Operating conditions: (P.S. =0.5 cm, S.R. =5/1(ml/g), A.S. =300 rpm) keywords: distillation; effect; eucalyptus; extraction; oil; solvent; water cache: ijcpe-308.pdf plain text: ijcpe-308.txt item: #130 of 436 id: ijcpe-309 author: S. Abbas, Ammar; M. Abbas, Sura title: Kinetic Study and Simulation of Oleic Acid Esterification in Different Type of Reactors date: 2013-06-30 words: 3751 flesch: 51 summary: Time, min 0 20 40 60 80 100 120 140 160 180 200 O le ic a c id c o n v e rs io n 0.0 0.2 0.4 0.6 0.8 1.0 T=40° C T=50° C T=60° C T=70° C EtOH/oil = 6/1 H2SO4 = 1% Fig. 2, effect of the reaction temperature on oleic acid conversion by esterification reaction, 6/1 ethanol/oil mol. ratio and 1 wt% H2SO4 Time, min 0 20 40 60 80 100 120 140 160 180 200 O le ic a c id c o n v e rs io n 0.0 0.2 0.4 0.6 0.8 1.0 T=40° C T=50° C T=60° C T=70° C EtOH/oil = 6/1 H2SO4 = 5% Fig. 3, effect of the reaction temperature on oleic acid conversion by esterification reaction, 6/1 ethanol/oil mol. keywords: acid; conversion; esterification; ethanol; oleic; ratio; reaction; time cache: ijcpe-309.pdf plain text: ijcpe-309.txt item: #131 of 436 id: ijcpe-31 author: Mohammed, Sawsan A. M.; Sulaymon, Abbas Hamid; Abbar, Ali Hussein title: Electrolytic removal of zinc from simulated chloride wastewaters using a novel flow-by fixed bed electrochemical reactor date: 2015-12-31 words: 5519 flesch: 52 summary: The results indicate that mass transfer coefficient (Km) increases with increasing of flow rate (Q) where Table (3) shows values of initial concentrations, C (0), the times for 90% and 99% removal, and values of km as a function of flow rate. keywords: batch; cell; concentration; current; electrode; flow; mass; rate; reactor; removal; time; transfer; work; zinc cache: ijcpe-31.pdf plain text: ijcpe-31.txt item: #132 of 436 id: ijcpe-310 author: A.M. Mohammed, Sawsan; S. Mohammed, Mortatha title: The Application of Microwave Technology in Demulsification of Water-in-Oil Emulsion for Missan Oil Fields date: 2013-06-30 words: 2674 flesch: 50 summary: Besides emulsion water content can also influence the coalescence efficiency during the demulsification process, leading to reduced distance between droplets in the sample. Experimental results showed that microwave radiation method can enhance the demulsification of water -in- oil emulsions in very short time compared to the conventional methods. keywords: content; demulsification; dielectric; emulsion; irradiation; microwave; oil; water cache: ijcpe-310.pdf plain text: ijcpe-310.txt item: #133 of 436 id: ijcpe-311 author: A. R. Mohammed, Muhannad; Adil Elia Halagy, Dina title: Studying the Factors Affecting the Drag Coefficient in Non- Newtonian Fluids date: 2013-06-30 words: 3929 flesch: 60 summary: The results showed that the drag coefficient decreased with increasing settling velocity and particle diameters and sizes; and increased as fluid become far from Newtonian behavior and concentrations and the density difference between particle and fluid. The effect of pipe wall on settling velocity was avoided by taking the ratio of particle diameter to pipe diameter less than or equals to 0.25. keywords: coefficient; drag; fluid; number; particle; settling; velocity cache: ijcpe-311.pdf plain text: ijcpe-311.txt item: #134 of 436 id: ijcpe-312 author: Abdul Rahman Ahmed Reshan, Shaymaa title: Zinc Element Traces to Inhibit Scale Formation on Cooling Tower and Air Cooler Systems date: 2013-06-30 words: 3451 flesch: 54 summary: Experimental Work Models of air cooler system and cooling tower system have been built up in laboratory and it make as possible to perform a simulation of processes that runs industrially. ZnCl2 ZnI2 Shaymaa Abdul Rahman Ahmed Reshan -Available online at: www.iasj.net IJCPE Vol.14 No.2 (June 2013) 47 Fig. 4, Effect of different concentration of ZnCl 2 and ZnI 2 on 316 SS in cooling tower system for two weeks operation Fig. 5, Effect of concentration of ZnCl 2 and ZnI 2 on 304 SS in air cooler system for two weeks operation Fig. 6, Effect of concentration of ZnCl 2 and ZnI 2 on 316 SS in air cooler system for two weeks operation 40 50 60 70 80 90 100 0 1 2 3 4 5 Conc. ppm % keywords: air; cooler; cooling; scale; system; tower; water; zinc cache: ijcpe-312.pdf plain text: ijcpe-312.txt item: #135 of 436 id: ijcpe-313 author: Mustafa H. AL – Nakib, Nada title: Reverse Osmosis Polyamide Membrane for the Removal of Blue and Yellow Dye from Waste Water date: 2013-06-30 words: 2450 flesch: 47 summary: Also it was found that product rate increase with increasing temperature, but it decrease with increasing feed concentration and time. This system is based on the concentration of dye solution as recycled back to the feed vessel to get the highest recovery percentage. keywords: concentration; direct; feed; membrane; osmosis; reverse; time; water cache: ijcpe-313.pdf plain text: ijcpe-313.txt item: #136 of 436 id: ijcpe-314 author: A-K Mohammed, Abdul Halim; R. Ahmad, Mohammed; A. K. Al-Messri, Zainab title: Synthesis, Characterization and Evaluation of Overbased Magnesium Fatty Acids Detergent for Medium Lubricating Oil date: 2013-09-30 words: 3538 flesch: 53 summary: The oxidation stability of the oil blends with 2% of overbased magnesium palmitate and overbased magnesium stearate detergents was evaluated, and the results showed that these blends gave higher oxidation stability compared with the blends with standard antioxidant supplied by Midland Refineries Company. Abstract A series of overbased magnesium fatty acids such as caprylate, caprate, laurate, myristate, palmitate, stearate and oleate) were synthesized by the reaction of the fatty acids with active – 60 magnesium oxide and carbon dioxide (CO2) gas at 60 o C in the presence of ammonia solution as catalyst, toluene / ethanol solvent mixture (9:1vol/vol) was added. keywords: acid; base; blends; detergent; fatty; magnesium; oil; table; tbn cache: ijcpe-314.pdf plain text: ijcpe-314.txt item: #137 of 436 id: ijcpe-315 author: A.R. Mohammed, Muhannad title: Effect of Additives on the Properties of Different Types of Greases date: 2013-09-30 words: 3990 flesch: 52 summary: Lithium soap grease offers both the water resistance of calcium soap grease and high-temperature properties of sodium soap grease [12]. It is clear from this figure, that the addition of 1 % of EP, the lithium- calcium has 800 Kgf extreme pressures which are higher than the other and equal to the extreme pressure of lithium grease, since less frictional heat is generated and the potential for severe welding is reduced. keywords: additive; calcium; corrosion; effect; fig; grease; lithium; soap; test cache: ijcpe-315.pdf plain text: ijcpe-315.txt item: #138 of 436 id: ijcpe-316 author: Al-Obaidy, Asrar title: Removal of Phenol Compounds from Aqueous Solution Using Coated Sand Filter Media date: 2013-09-30 words: 3531 flesch: 60 summary: Removal of Phenol Compounds from Aqueous Solution Using Coated Sand Filter Media 28 IJCPE Vol.14 No.3 (September 2013) -Available online at: www.iasj.net Table 1, Adsorption isotherm models for phenol and 4-nitrophenol on CS Model Parame ter ph PNph Langmuir Qm 3.779 3.679 β 0.784 1.115 R 2 0.837 0.962 2- Bertoncini C., Raffaelli J., Fassino L., Odetti HS and Botani EJ. (2003), Phenol adsorption on porous and non-porous carbons. keywords: adsorption; aqueous; concentration; nitrophenol; phenol; removal; sand; solution; water cache: ijcpe-316.pdf plain text: ijcpe-316.txt item: #139 of 436 id: ijcpe-318 author: Ali Baker, Hussain; Noori AL-Jawad, Sameer; Imad Murtadha, Zainab title: Permeability Prediction in Carbonate Reservoir Rock Using FZI date: 2013-09-30 words: 2141 flesch: 53 summary: 6- Gunter, G. W., Finneran, J. M., Hartman, D. J. and Miller, J. D., (1997), “Early Determination of Reservoir Flow Units Using an Integrated Petrophysical Method”, SPE 38679. [7] considered the role of the mean hydraulic radius in defining hydraulic flow units and correlating permeability from core data. keywords: flow; fzi; permeability; porosity; reservoir; unit cache: ijcpe-318.pdf plain text: ijcpe-318.txt item: #140 of 436 id: ijcpe-319 author: A.K. Al-jandeel, Hayder title: Removal of Phenolic Compounds from Aqueous Solution by Using Agricultural Waste (Al-Khriet) date: 2013-09-30 words: 3361 flesch: 55 summary: [12] but the most efficient process and economically feasible technology for removal phenol in adsorption, especially when using locally available adsorbent. Finally Al-Khriet under consideration is not only economical, but also an agriculture waste and locally available which would be useful for economical treatment of waste water containing phenol compounds. keywords: adsorbent; adsorption; concentration; khriet; nitrophenol; phenol; removal cache: ijcpe-319.pdf plain text: ijcpe-319.txt item: #141 of 436 id: ijcpe-32 author: Al-Kattan, Wafa M. title: Prediction of Shear Wave velocity for carbonate rocks date: 2015-12-31 words: 1416 flesch: 52 summary: [4] depending on the fact that porosity measured by compressional wave velocity or by shear wave velocity, in carbonate rocks, should be equal for the same sample. Because of the lack of wells with shear wave velocity data, so many empirical models have been developed to predict the shear wave velocity from compressional wave velocity. keywords: velocity; wave cache: ijcpe-32.pdf plain text: ijcpe-32.txt item: #142 of 436 id: ijcpe-320 author: Slaiman, Q.J.M.; S. Ahmed, Buraq title: Mass Transfer Enhancement Using Extensions as Turbulence Promoters date: 2013-12-30 words: 2881 flesch: 49 summary: Key Words: electrochemical reactors, mass transfer, rotating cylinder electrode, limit current, turbulence promoter. The advantages of the rotating cylinder electrode (RCE) may be summarized in terms of high mass transfer in turbulent flow at low rotation rates, an equipotential surface for potentiostatic control, good solution mixing in a relatively low volume cell, and versatility of design for continuous cascade reactor usage[1-3]. keywords: cylinder; electrode; enhancement; extensions; mass; transfer; turbulence cache: ijcpe-320.pdf plain text: ijcpe-320.txt item: #143 of 436 id: ijcpe-321 author: A. Al-Hemiri, Adel; M. Kamil, Marwah title: A Study of Water Flux through Forward Osmosis Membrane Using Brine\Fresh Water System date: 2013-12-30 words: 2588 flesch: 55 summary: Fig. 9, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 10, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 11, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 12, Membrane permeability coefficient (A) verses brine solutions concentrations In Figs. -1] ...(15) Figures (13) to (16) show the comparison between the mathematical and experimental work after adding the correction factor. Fig. 13, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 14, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 15, Membrane permeability coefficient (A) verses brine solutions concentrations Fig. 16, Membrane permeability coefficient (A) verses brine solutions concentrations Conclusions After studying the experimentally detected performance of the TFC Koch membrane one may conclude the followings: 1. keywords: brine; membrane; osmosis; permeability; solution; water cache: ijcpe-321.pdf plain text: ijcpe-321.txt item: #144 of 436 id: ijcpe-322 author: S. Yaro, Aprael; A. Idan, Munaf title: Corrosion Inhibition of Galvanic Couple Copper Alloy/Mild Steel in Cooling Water System date: 2013-12-30 words: 2554 flesch: 46 summary: 19- 25 ISSN: 1997-4884 Corrosion Inhibition of Galvanic Couple Copper Alloy/Mild Steel in Cooling Water System Aprael S. Yaro and Munaf A. Idan Chemical Engineering Department-College of Engineering-University of Baghdad-Iraq Abstract The driving idea for the present work was to combine the effect of polyvinyl alcohol (PVA) as corrosion inhibitor with the distance between the anodic and cathodic elements of the galvanic cell, beside their area ratio, in scope of synergistic suppression of galvanic corrosion on Cu/Fe model couple, using weight loss method. Fig. 1, Three dimensional surface plot showing corrosion rate of Carbon steel coupled to copper in SCW in absence of PVA as corrosion inhibitor at different area ratios and distance between anode and cathode Aprael S. Yaro and Munaf A. Idan -Available online at: www.iasj.net IJCPE Vol.14 No.4 (December 2013) 23 Table 6, ANOVA for corrosion of mild steel coupled to copper in simulated cooling water in absence of inhibitors, at different area ratios and distances between electrodes Source of variation Sum of squares Degree of freedom MS effect Fₒ P-value X1 72.0801 1 72.0801 147.102 0.000065 X2 22.9441 1 22.9441 46.825 0.00082 X1X2 keywords: area; copper; corrosion; inhibitor; ppm; pva; steel; water cache: ijcpe-322.pdf plain text: ijcpe-322.txt item: #145 of 436 id: ijcpe-324 author: S. Abbas, Ammar; N. Abbas, Rowaida title: Kinetic Study and Simulation of Oleic Acid Esterification over Prepared NaY Zeolite Catalyst date: 2013-12-30 words: 4106 flesch: 52 summary: The experiments of esterification reaction of oleic acid with ethanol were carried out under various ethanol/oil molar ratios (3/1 and 6/1). Apparatus The apparatus used in this study for esterification reaction is shown in Figure 1. keywords: acid; biodiesel; catalyst; conversion; esterification; ethanol; molar; nay; oleic; production; ratio; reaction cache: ijcpe-324.pdf plain text: ijcpe-324.txt item: #146 of 436 id: ijcpe-325 author: S. Ahmedzeki, Nada; H. Alhassani, Maha; A. Al-jandeel, Hayder title: Heterogeneously Catalyzed Esterification Reaction: Experimental and Modeling Using Langmuir- Hinshelwood Approach date: 2013-12-30 words: 3395 flesch: 52 summary: Procedure The study of the kinetics of esterification reaction was carried out in a thermostatic batch reactor. ln ( K ) Fig. 9, Arrhenius plot for esterification reaction of forward rate -5 -4 -3 -2 -1 0 0.0029 0.00295 0.003 0.00305 0.0031 0.00315 0.0032 0.00325 1/T ln ( K W ) Fig. 10, Arrhenius plot of adsorption for H2O Conclusion From the present study, it was concluded that: keywords: acid; catalyst; catalyzed; esterification; fig; loading; rate; reaction; temperature cache: ijcpe-325.pdf plain text: ijcpe-325.txt item: #147 of 436 id: ijcpe-326 author: Faiq Al-Alawy, Ahmed; Mohsin Al – Musawi, Samah title: Microfiltration Membranes for Separating Oil / Water Emulsion date: 2013-12-30 words: 5334 flesch: 56 summary: 53- 70 ISSN: 1997-4884 Microfiltration Membranes for Separating Oil / Water Emulsion Ahmed Faiq Al-Alawy and Samah Mohsin Al – Musawi Chemical Engineering Department – College of Engineering – University of Baghdad – Iraq Abstract This research was aimed to study the efficiency of microfiltration membranes for the treatment of oily wastewater and the factors affecting the performance of the microfiltration membranes experimental work were includes operating the microfiltration process using polypropylene membrane (1 micron) and ceramic membrane (0.5 micron) constructed as candle; two methods of operation were examined: dead end and cross flow. The operating parameters studied are: feed oil concentration 50 – 800 mg/l, feed flow rate 10 – 40 l/h, and temperature 30 – 50 o C, for dead end and cross flow microfiltration. keywords: blocking; concentration; feed; flow; membrane; microfiltration; model; oil; pore; time; water cache: ijcpe-326.pdf plain text: ijcpe-326.txt item: #148 of 436 id: ijcpe-327 author: W. Hameed, Khalid title: Concentration of Orange Juice Using Forward Osmosis Membrane Process date: 2013-12-30 words: 4355 flesch: 56 summary: (1) shows the relationship between water flux across the membrane and both the hydrostatic and osmotic pressure differentials across the same membrane [13]. Water flux (permeate) into the DS was measured by the elevation in the DS volume during a selected period of time and compare with the reduction in the FS volume for checking where the vessels of the DS and FS are graduated and calibrated accurately with volume. keywords: concentration; fig; flux; membrane; pressure; solution; water cache: ijcpe-327.pdf plain text: ijcpe-327.txt item: #149 of 436 id: ijcpe-328 author: A. Al-Hemiri, Adel; M. Abed, Khalid; W. Al-Shahwany, Ayaad title: Extraction of Pelletierine from Punica granatum L.by Liquid Membrane Technique and Modelling date: 2012-03-30 words: 3869 flesch: 61 summary: For the pertraction studies, the following three-liquid-phase system was used:  Feed (donor) solution (F): 250 ml aqueous solution of ammonia, containing 1.13 mmol/liter of Pelletierine C8H15NO;  Membrane solution (M): 500 ml : n- decane, n-nonane, n-hexane and methyl cyclohexane;  (2) Where KFM is the individual mass transfer coefficient between the feed and membrane solution, CF and CF* are the concentration and equilibrium concentration of the feed solution respectively, m1 is the equilibrium constant and CM is the concentration in the organic membrane. keywords: coefficient; extraction; feed; fig; liquid; mass; membrane; pelletierine; solution; transfer cache: ijcpe-328.pdf plain text: ijcpe-328.txt item: #150 of 436 id: ijcpe-329 author: Salih Abbas, Ammar; Salah Othman, Toleen title: Production and Evaluation of Biodiesel from Sheep Fats Waste date: 2012-03-30 words: 3677 flesch: 61 summary: Recently engines don’t accept these oils (and animal fats) as a fuel due to their inappropriate physical properties such as longer molecule chains, lower pour points, higher flash points, and chemical composition of unprocessed oils and fats. Animal fats are a good alternative source for biodiesel production but their treatment is more complex than fresh vegetable oils keywords: biodiesel; fat; min; ratio; reaction; time= cache: ijcpe-329.pdf plain text: ijcpe-329.txt item: #151 of 436 id: ijcpe-33 author: Mohammed, Ghazwan A. title: Density, Viscosity and Refractive Index of the Ternary System (Ethanol + N-Hexane +3-Methyl Pentane) at 20, 30, 40 °C and 101.325 Kpa date: 2015-12-31 words: 3223 flesch: 68 summary: 3- methyl pentane (3) was calculated from pure component data by using equation (23) and using the volume fraction via equation (24). Table 4, Density (⍴) of ternary system, ethanol (1) + n-hexane (2) + 3-methyl pentane (3) at different weight fractions of ethanol (Wt.1) at temperatures 20℃ keywords: ethanol; pentane; system cache: ijcpe-33.pdf plain text: ijcpe-33.txt item: #152 of 436 id: ijcpe-330 author: S. Almukhtar, Riyadh; A. Alwasiti, Asawer; T. Naser, Mohammed title: Enhancement of Biogas production and organic reduction of sludge by different pre-treatment processes date: 2012-03-30 words: 5706 flesch: 58 summary: By giving attention to accumulated biogas from untreated sludge digestion 3309ml, it could be observed that the significant enhancement was reached after sludge pre-treating. It is anaerobic sludge digestion of 1.5 liter sludge (1liter raw sludge + 0.5 liter of inoculums) at the condition of 37 , pH 7 and sludge retention time of 14 days. keywords: anaerobic; biogas; chemical; digestion; increase; pre; production; sludge; treatment cache: ijcpe-330.pdf plain text: ijcpe-330.txt item: #153 of 436 id: ijcpe-332 author: S. Yaro, Aprael; A. Abdulaaima, Dhuha title: Phenyl Thiourea as Corrosion Inhibitor for Mild Steel in Strong Hydrochloric Acid date: 2012-06-30 words: 3517 flesch: 54 summary: Fig.16, Plot of ln Kads against 1/T for PTU on mild steel in 7N HCl at different temperatures Table 7, Thermodynamic parameters for adsorption of PTU on mild steel surface in 7N HCl at different temperatures Temp (K) Kads l/g slope ∆Gads KJ/mol ∆Hads KJ/mol ∆Sads J/mol. Archana Gupta and M.M. Singh, “Inhibition of mild steel corrosion in formic acid by Thiourea, 2- Amino keywords: acid; adsorption; corrosion; hcl; inhibitor; polarization; ptu; steel; temperature cache: ijcpe-332.pdf plain text: ijcpe-332.txt item: #154 of 436 id: ijcpe-333 author: O. Abdullah, Mahmoud; T. Najim, Sarmad; Z. Atta, Shahad title: Prediction and Correlations of Residual Entropy of Superheated Vapor for Pure Compounds date: 2018-06-30 words: 8700 flesch: 60 summary: In addition to the Soave-Redlich-Kwong equation (SRK) and Peng-Robinson equation (PR) as the models of cubic equations of state from the second form which have valuable applications in most common use today, Lee and Kesler equation represents –although it is including some complexity– the easiest example of the third form that was also used in the present work. K) AAD%, Average Absolute Percentage Deviation for S, AAD/R, Average Absolute Deviation per R for S R , EOS, Equation Of State, LK, Lee- Kesler equation, M.wt., Molecular weight, PR Peng-Robinson equation, RK, Redlich-Kwong equation, Ref., Reference, SRK, Soave-Redlich-Kwong equation. keywords: compounds; data; entropy; equation; fluid; points; vapor; virial cache: ijcpe-333.pdf plain text: ijcpe-333.txt item: #155 of 436 id: ijcpe-334 author: A. Abdul-Majeed, Basma; K. Hussain, Hussain; A. Kafel Al-Sultanee, Nagam title: Effect of Annealing on the Crystallization of Poly Vinyl Chloride for Drug Delivery System date: 2012-06-30 words: 3512 flesch: 58 summary: Degree of crystallinity of PVA films (hydrogels) was determined by method of density; on the other hand the swelling behavior was conducted by the determination of water uptake, wet degree of crystallinity, gel fraction and solubility. The results of PVA films showed that water uptake decreased with increasing temperature, time of annealing and PVA concentration, while degree of crystallinity increased, and gel fraction and solubility decreased with increasing temperature and time of annealing. keywords: annealing; crystallinity; films; pva; temperature; time; water cache: ijcpe-334.pdf plain text: ijcpe-334.txt item: #156 of 436 id: ijcpe-335 author: Hazim Fawzi, Riyadh title: Thickening Time and Compressive Strength Correlations for Bentonitic- Class "G" Cement Slurries date: 2012-06-30 words: 2813 flesch: 69 summary: Thickening Time Correlations 1.1. 37- 45 ISSN: 1997-4884 Thickening Time and Compressive Strength Correlations for Bentonitic- Class G Cement Slurries Riyadh Hazim Fawzi Baghdad University, College of Engineering, Department of Petroleum Engineering, Baghdad, Iraq Abstract Empirical equations for estimating thickening time and compressive strength of bentonitic - class G cement slurries were derived as a function of water to cement ratio and apparent viscosity (for any ratios). keywords: compressive; correlation; strength; thickening; time cache: ijcpe-335.pdf plain text: ijcpe-335.txt item: #157 of 436 id: ijcpe-336 author: S. Yaro, Aprael; M. Darweesh, Teeba title: Polyvinyl Alcohol – Sodium Nitrite Water Soluble Composite as a Corrosion Inhibitor for Mild Steel in Simulated Cooling Water date: 2012-09-30 words: 2308 flesch: 52 summary: 6. Lake D.L., “Approaching environmental acceptability in cooling water corrosion inhibition, corrosion prevention and control, 1998, p.113. Weight Loss Method Table (2) represents the low and high levels factor, the matrix of the factorial design and results are shown in tables (3 and 5) representing the three types of synthetic cooling water with increasing concentration factor respectively. keywords: cooling; corrosion; inhibitor; steel; water cache: ijcpe-336.pdf plain text: ijcpe-336.txt item: #158 of 436 id: ijcpe-337 author: S. Ahmedzeki, Nada.; M. Ridha, Iqdam; M. Ali, Yazan; T. AbidAlwahab, Zainab title: Development of PVT Correlation for Iraqi Crude Oils Using Artificial Neural Network date: 2012-09-30 words: 3558 flesch: 55 summary: T. AbidAlwahab Petroleum Research and Development Centre, Baghdad, Iraq * University of Baghdad, College of Engineering, Chemical Engineering Department Baghdad, Iraq Abstract Several correlations have been proposed for bubble point pressure, however, the correlations could not predict bubble point pressure accurately over the wide range of operating conditions. Bubble point pressure is defined as the pressure at which the first gas bubble evolves from liquid phase, thus differentiating between single and multi-phase state of reservoir fluids (3) . keywords: bubble; correlations; data; network; oil; oils; point; pressure; pvt cache: ijcpe-337.pdf plain text: ijcpe-337.txt item: #159 of 436 id: ijcpe-338 author: N.Jreou, Ghazwan title: Increasing of Oil Field Productivity by Implementation of Re-entry Horizontal Injection Well, Case study date: 2012-09-30 words: 6648 flesch: 51 summary: Horizontal water injection wells for water flooding applied in the present work includes re-entry horizontal injection wells, besides the existing of vertical injection and production wells operate in the same productive sector. Prediction phase falls into four scenarios; each one had been run with SRFQ model from 2011 to end of 2020, so the priority of this part is to study the implementation of re-entry injection wells from existing vertical injection wells and steering them toward the right areas, also a re-entry of horizontal production wells were suggested for production boosting, taking into account the current wells status, which may be classified into:- keywords: entry; field; injection; injection wells; oil; production; production wells; reservoir; scenario; study; vertical; water; wells cache: ijcpe-338.pdf plain text: ijcpe-338.txt item: #160 of 436 id: ijcpe-339 author: F. Zuhwar, Zahra'a title: The Control of Non Isothermal CSTR Using Different Controller Strategies date: 2012-09-30 words: 4206 flesch: 56 summary: One type of model based control is Internal Model Control (IMC) which has both an open loop and a closed loop system. IMC controller 0.0717 Feedforward controller 0.0076 Feedforward with feedback controller 0.0014 Controllers ITAE PI controller 0.0428 PID controller 0.0250 IMC controller 0.4460 Feedforward controller 8.0943e004 Feedforward with feedback controller 5.7434e004 The Control of Non Isothermal CSTR Using Different Controller Strategies 44 IJCPE Vol.13 No.3 (September 2012) -Available online at: www.iasj.net Feedforward control is used to reduce the effects of measurable disturbances, while feedback trim compensates for inaccuracies in the process model, measurement error and unmeasured disturbances. keywords: control; controller; feedback; feedforward; imc; model; process; response; step; temperature cache: ijcpe-339.pdf plain text: ijcpe-339.txt item: #161 of 436 id: ijcpe-34 author: Ali, Nisreen S.; Fahad, Besma M. title: Effect of Particle Size of Sawdust on Behaviour of Sawdust/UPE Composites in Water date: 2015-12-31 words: 2946 flesch: 53 summary: The wet samples of sawdust composite have lowest values of weight gain (Mt %) of water (0.043%) as compared with other composites after immersion. 1- Hardness (Shore D) Figure (3) shows hardness (Shore D) for different weight percentage of sawdust for UPE/sawdust composites from this figure it can be shown that the hardness of (1.2 μm) particle size of sawdust is higher than the hardness of (2.3 μm) particle size of sawdust, also it was showed that a drop (1.2μm) particle size the (15%) weight percentage of sawdust composites because of the large particle size may cause porosity which cause weakness in the composite. keywords: composites; particle; samples; sawdust; size; water; weight cache: ijcpe-34.pdf plain text: ijcpe-34.txt item: #162 of 436 id: ijcpe-340 author: A-K Mohammed, Abdul- Halim; Mershed Eweed, Khalid title: Prediction of The Chemical Composition and Physical properties of Aged Asphalt Cement date: 2012-12-30 words: 5182 flesch: 61 summary: 30 0.8163 0.914 1.462 1.434 1.482 Table 5, Predicted value of durability index with aging time for aged asphalt cement grade 40-50 and 21-30 Aging time, hour Predicted DI of asphalt grade 40- 50 at 175 o C Predicted DI of asphalt grade 21-30 at 150 o C Predicted DI of asphalt grade 21-30 at 163oC Predicted DI of asphalt grade 21 -30 at 175 o C Predicted DI of asphalt grade 35 at 150 o C 0 0.7974 1.2300 1.3258 1.3425 0.3993 5 0.9241 1.4256 1.5146 1.5564 0.4187 10 1.0591 1.5125 1.7324 1.79252 0.4413 15 1.1998 1.6325 1.9567 2.0435 0.4672 20 1.3440 1.7626 2.2024 2.3145 0.4971 25 1.4884 1.8923 2.4671 2.5934 0.5314 30 1.8780 2.0425 2.7467 2.8874 0.5708 Table 6, Predicted value of durability index with aging time for aged natural asphalt cements grade 35 and 49 Aging time, hour Predicted DI of asphalt grade 35 at 163 o C Predicted DI of asphalt grade 35 at 175 o C Predicted DI of asphalt grade 49 at 150 o C Predicted DI of asphalt grade 49 at 163 o C Predicted DI of asphalt grade 49 at 175 o C 0 0.4016 0.4027 0.3715 0.3732 0.3856 5 0.4273 0.9395 0.4169 0.4246 0.451 10 0.4622 0.4837 0.4661 0.4635 0.5186 15 0.5082 0.5376 0.5176 0.5413 0.587 20 0.5672 0.6029 0.5695 0.5985 0.6548 25 0.6442 0.8266 0.5224 0.6552 0.7106 30 0.7427 0.7799 0.6764 0.7092 0.7762 Table 7, The parameter of equation 10 for aged natural and petroleum asphalt cement at different temperature Asphalt grade Temperature, o C a1 a3 SD Error, % 60-70 150 -1.8616 -0.0818 1.52 2.56 60-70 163 -1.7631 -0.1123 -Available online at: www.iasj.net Table 1, Physical and chemical properties of petroleum asphalt cements Test Petroleum Asphalt grade Test Method 40-50 60-70 21-30 1 Penetration (0.1mm) keywords: aging; asphalt; durability; equation; grade; index; penetration; properties; temperature cache: ijcpe-340.pdf plain text: ijcpe-340.txt item: #163 of 436 id: ijcpe-342 author: Al-Kattan, Wafa; Jasim Al-Ameri, N. title: Estimation of the Rock Mechanical Properties Using Conventional Log Data in North Rumaila Field date: 2012-12-30 words: 2720 flesch: 52 summary: The effects of effective stress decreasing on the compressional wave velocity (Vp), combined elastic modulus (Ec), shear modulus (G), and Poisson’s ratio for the studied aria, a deep well in North Rumaila, were determined. Ec = …(2) Where: tc is transit time from sonic log, ⁄ tc = p is the compressional wave velocity ft s is bul density from density log gm cc Effective stress provided by the overburden weight may be determined from the equation: keywords: modulus; poisson; pressure; ratio; stress cache: ijcpe-342.pdf plain text: ijcpe-342.txt item: #164 of 436 id: ijcpe-343 author: HAZIM FAWZI, RIYADH title: Hydrodynamic Pressure Gradient Correlation of Some Iraqi Oil Wells date: 2012-12-30 words: 3195 flesch: 67 summary: The chaos of these important parameters is due to their direct effect on hydrodynamic pressure gradient, and these parameters are designed at the beginning of drilling. Fig (2) shows the histogram distribution of calculated (Saleh [1]) and the correlation value of hydrodynamic pressure gradient. keywords: correlation; gradient; hydrodynamic; pressure; rate cache: ijcpe-343.pdf plain text: ijcpe-343.txt item: #165 of 436 id: ijcpe-344 author: Kamar AL-Hamadani, Firas Hashim title: Removal of Nickel Ions Using A Biosorbent Bed (Laminaria saccharina) Algae date: 2012-12-30 words: 3377 flesch: 58 summary: (3) Shows the effect of pH on the biosorption efficiency of nickel ions at different times. Fig. 2, Effect of temperature on the removal percentage of nickel ion at different times Firas Hashim Kamar AL-Hamadani -Available online at: www.iasj.net IJCPE Vol.13 No.4 (December 2012) 53 Effect of Time The removal of heavy metal ions from aqueous solutions can be Iraqi Journal of Chemical and Petroleum Engineering University of Baghdad College of Engineering Removal of Nickel Ions Using A Biosorbent Bed (Laminaria saccharina) Algae 48 IJCPE Vol.13 No.4 (December 2012) keywords: algae; biosorbent; biosorption; ions; metal; nickel; nickel ions; percentage; removal; solution cache: ijcpe-344.pdf plain text: ijcpe-344.txt item: #166 of 436 id: ijcpe-345 author: A. M. Mohammed, Sawsan; Faisal, Ibtihage; M. Alwan, Maha title: Oily Wastewater Treatment Using Expanded Beds of Activated Carbon and Zeolite date: 2011-03-30 words: 4330 flesch: 61 summary: Hence it is clearly proved that oil adsorption by activated carbon and zeolite agrees well with the Freundlich adsorption model. Ce (ppm) zeolite R² = 0.250 400 500 600 700 0 2000 4000 6000 8000 C e /q Ce(ppm) activated carbon Oily Wastewater Treatment Using Expanded Beds of Activated Carbon and Zeolite Vol.12 No.1 (March 2011) Fig.4: Linearized Freundlich isotherm for oil adsorption by activated carbon and zeolite. keywords: adsorbent; adsorption; bed; carbon; concentration; equilibrium; freundlich; isotherm; no.1; oil; removal; time; wastewater; zeolite cache: ijcpe-345.pdf plain text: ijcpe-345.txt item: #167 of 436 id: ijcpe-346 author: A. Al-Hemiri, Adil; D. Selman, Mohammed title: ESTIMATION OF MASS TRANSFER COEFFICIENTS IN A PACKED DISTILLATION COLUMN USING BATCH MODE date: 2011-03-30 words: 3700 flesch: 51 summary: This research adopts the estimation of mass transfer coefficient in batch packed bed distillation column as function of physical properties, liquid to vapour molar rates ratio (L / V), relative volatility (α), ratio of vapour and liquid diffusivities (DV / DL), ratio of vapour and liquid densities (ρV / ρL), ratio of vapour and liquid viscosities (µV/ µL). Absorption and distillation have the same physical background –interfacial mass transfer between gas and liquid phase which is characterized by mass transfer coefficient in liquid- KLa and vapour/gas- KVa side. keywords: batch; coefficient; column; distillation; liquid; mass; phase; ratio; transfer; vapour cache: ijcpe-346.pdf plain text: ijcpe-346.txt item: #168 of 436 id: ijcpe-348 author: Mohamed Ali, Abdul-Fattah title: REUSE OF DOMESTIC WASTEWATER FOR IRRIGATION: CONCEPTUAL AND BASIC DESIGN ELEMENTS date: 2011-03-30 words: 3634 flesch: 62 summary: Notes: 1) Fraction of chlorinated water flow from total water flow should be more than fraction of NH3 converted to NH2Cl to total NH3 present to ensure excess NH3 in chlorinated water (e.g. one-fourth vs. one-fifth in the above example) 2) Pump head to be determined following detailed piping design. The backwash plus surface sweep water should be recycled to the primary clarification system of the activated sludge process Appendix B UV irradiation system conceptual and basic design elements - Determination of required UV dose : In UV irradiation system design, the indicator microorganism is total coliform. keywords: cl2; design; elements; filtration; flow; irrigation; reuse; system; wastewater cache: ijcpe-348.pdf plain text: ijcpe-348.txt item: #169 of 436 id: ijcpe-349 author: F. Hassan, Omar title: CORRELATION FOR SOLUTION GAS -OIL RATIO OF IRAQI OILS AT PRESSURES BELOW THE BUBBLE POINT PRESSURE date: 2011-06-30 words: 2682 flesch: 53 summary: Petrosky and Farshad [5] (1993) developed new correlations for Gulf of Omar F. Hassan 3 Vol.12 No.2 (June 2011) Mexico crudes. [7] (1999) formed new correlation to calculate the solution gas-oil ratio for pressures at and below saturation pressures. keywords: correlation; gas; oil; pressure; ratio; solution cache: ijcpe-349.pdf plain text: ijcpe-349.txt item: #170 of 436 id: ijcpe-35 author: Al-Hattab, Tahseen Ali; Al-Assady, Ali Abd Al-Muhsen; Abd Al-Wahid, Wisam Ahmed title: Simulation the Radiation Zone of Al-Mussaib Power Plant by Using Monte Carlo Method date: 2015-12-31 words: 3318 flesch: 61 summary: Fig. 1, Flow chart of Monte Carlo procedure Simulation the Radiation Zone of Al-Mussaib Power Plant by Using Monte Carlo Method 72 IJCPE Vol.16 No.4 (Dec. 2015) -Available online at: www.iasj.net Fig. 2, Temperature distribution for gas zones in (k) at layer beside the wall and for 70% load. Tahseen Ali Al-Hattab, Ali Abd Al-Muhsen Al-Assady and Wisam Ahmed Abd Al-Wahid -Available online at: www.iasj.net IJCPE Vol.16 No.4 (Dec. 2015) 73 Fig. 3, Temperature distribution for gas zones in (k) at core layer and for 70% load. keywords: carlo; gas; heat; method; monte; temperature; zone cache: ijcpe-35.pdf plain text: ijcpe-35.txt item: #171 of 436 id: ijcpe-350 author: A.K. Mohammed, Abdul Halim; Ghassan Yousuf, Rawa; Khalifa Esgair, Karim title: CRACKING ACTIVITY OF PREPARED Y-ZEOLITE CATALYST USING CUMENE ON FLUIDIZED BED REACTOR date: 2011-06-30 words: 3206 flesch: 64 summary: 7 Effect of WHSV on cumene conversion at different temperatures catalyst with Si/Al 3.542 ratio. The comparison of the X-ray diffraction prepared NaY zeolite catalyst with that of standard shows that the prepared catalyst is approximately Y-zeolite. keywords: catalyst; conversion; cracking; cumene; ratio; whsv; zeolite cache: ijcpe-350.pdf plain text: ijcpe-350.txt item: #172 of 436 id: ijcpe-352 author: A. Mohammed, Ghazwan; O. Abdullah, Mahmoud; B. Kashmoula, Talib title: Vapor-Liquid-Liquid Equilibrium (VLLE) Data for the Systems Ethyl acetate + Water, Toluene + Water and Toluene + Ethyl acetate + Water at 101.3 kPa. Using Modified Equilibrium Still date: 2011-09-30 words: 6105 flesch: 62 summary: The P.R (EOS) gave high average y values, according to the Lattice Model [3] which considers the liquid phase as a dense and highly non- ideal-gas whose properties can be described by some (EOS); this is not correct in VLLE systems ( Partial-miscible and immiscible ) were the liquid phases in equilibrium are highly non ideal systems. All these models except the UNIFAC have adjustable parameters obtained from non linear regression of experimental equilibrium data [6]. keywords: data; equilibrium; ethyl; ethyl acetate; liquid; parameters; system; toluene; vapor; water cache: ijcpe-352.pdf plain text: ijcpe-352.txt item: #173 of 436 id: ijcpe-353 author: O.Hassan, Basim; D.Abdul Kader, Huda; F.Abdul-Jabbar, Marwa title: Experimental Study on Carbon Steel Corrosion and its Inhibition Using Sodium Benzoate Under Different Operating Conditions date: 2011-09-30 words: 6103 flesch: 55 summary: [26] Musa,A.Y, A.H.Kadhum, A.B. Mohamad, A.R. Daud, (2009), Stability of layer forming for corrosion inhibitor on mild steel surface under hydrodynamic conditions, Int. Keywords: corrosion rate, polarization curve, sodium benzoate, carbon steel, Inhibition efficiency. keywords: absence; benzoate; corrosion; inhibitor; polarization; presence; rate; sodium; sodium benzoate; time cache: ijcpe-353.pdf plain text: ijcpe-353.txt item: #174 of 436 id: ijcpe-354 author: Mohammed Zaboon, Sami title: Aluminum Leachability Evaluation from Oven Dried Alum Sludge date: 2011-09-30 words: 3294 flesch: 57 summary: Abstract Phosphorus and dye (direct black) removal for small – scale wastewater applications were investigated using oven dried alum sludge (ODS).The use of alum sludge not only provides a low cost technique but also reduces the hazard and the cost related to the disposal of large amount of alum sludge. The residuals generated during the treatment of wastewater were further tested to study the possibility of aluminum leaching from oven dried alum sludge during the adsorption of phosphorus and dye. keywords: alum; aluminum; operating; sludge; time cache: ijcpe-354.pdf plain text: ijcpe-354.txt item: #175 of 436 id: ijcpe-355 author: A. Al-Hemiri, Adel; A. Mohammed, Ghazwan; F. Naser, Ghazi title: Energy Generation from Static Water Head Developed By Forward Osmosis date: 2011-12-30 words: 1775 flesch: 51 summary: The hydraulic head developed when using the FO type membrane is greater than that obtained when using RO type membrane as shown in table 1 below which lists the head developed ( H ) per unit area of membrane after 24 h for initial brine concentration ( C ) from 35 to 300 g / L using RO and FO membranes. The permeate flux ( Jw ) when using FO membrane is nearly double that when RO membrane was used as shown in table 3. Table 3, permeate flux ( Jw ) at different initial brine concentration (C) Using RO and FO membranes after 24 h at room conditions [15]. keywords: brine; membrane; osmosis; solution cache: ijcpe-355.pdf plain text: ijcpe-355.txt item: #176 of 436 id: ijcpe-356 author: M. AL-Mashaat, Saad; H. AL-Hafidh, Manal title: Laminar Free Convection in Three Dimensional Inclined Porous Annulus with Fins on the Inner Cylinder date: 2011-12-30 words: 6860 flesch: 52 summary: n=0 n=12, Hf=3mm n=12, Hf=7mm n=12, Hf=11mm Fig. 14, The distribution of local Nusselt number in ϕ and Z – direction for Ra * =100 and δ=0 FIA0 50 100 150 Z 0 50 100 150 200 250 N U 1.5 2 2.5 3 3.5 3.4 3.4 3 2.6 1.4 2.62.6 2.2 1.4 2.22.22.2 3.4 1.8 3.4 1.8 2.6 3.4 1.4 3.43.43.43.4 1.4 2.62.6 33 1.8 2.6 3 1.8 2.6 1.4 2.2 1.8 3 1.4 2.2 3.43.4 2.2 2.6 1.8 2.6 3.4 1.8 3 2.2 1.8 3 1.4 3.4 2.6 3 1.8 3.4 2.2 3.4 3 2.6 1.8 2.6 3 2.2 FIA0 50 100 150 Z 0 50 100 150 200 250 N U 1.5 2 2.5 3 3.5 4 2.2 3.8 3 1.8 3 2 .6 2 .62.6 3.4 3 3 .4 2.2 2 .6 1.4 3 2.2 3 2.2 2.6 1.4 3 .8 33 1.8 1.4 3 1.8 2.62.6 1.8 1.8 3.8 3.4 3 1.4 3 .8 3 3.8 3.4 2.6 3 .8 3 .4 3 .8 2.2 2.22.2 3 .4 3 2.6 3 3 .4 3 3.4 2.6 3 1.8 2.2 2.6 1.8 2.2 3 2.2 2.6 3.8 2.6 33 1.4 2.2 3 3.8 2.6 3.4 2.2 1.4 2.2 1.4 FIA0 50 100 150 Z 0 100 200 N U 1.5 2 2.5 3 3.5 4 4 3.6 3.2 2 .42.4 2 .4 1.6 2 3.2 1.6 2.8 1 .6 2 .8 2 .4 3.6 2 3.2 1.6 1 .6 2 3 .2 2 .8 1.6 2.8 3 .6 3.6 2 2.8 4 3 .2 2 3.2 1.6 2.4 2 .8 1 .6 2 .4 2 3.6 2.8 3.2 1.6 2.4 2 1 .6 3.63.6 3.2 2.8 22 3 .2 2 .4 3.6 3.23.2 3.2 2.8 2 3 .2 4 2 .8 4 2 .4 3 .2 3.6 3.6 2.82.82.8 2 .8 3.6 3.23.2 1.61.6 FIA 0 50 100 150 Z 0 100 200 N U 2 3 4 2.8 4 3.2 2 .4 4 3.6 2.4 4 3.2 3.6 2 3.2 3.2 4.4 4 4 2 3.2 4 3 .2 4 2.8 2.4 4 3.63.6 2.8 2.4 4 3.23.2 2.82.8 Nu Nu Nu Nu Laminar Free Convection in Three Dimensional Inclined Porous Annulus with Fins on the Inner Cylinder 18 IJCPE Vol.12 No.4 (December 2011) Available online at: www.iasj.net Fig. 15, Variation of average Nusselt number with modified Ra for different Rr and δ for n=12, Hf =3mm Fukuda[1] Present Work Fig. 16, A comparison for the variation of the average Nusselt with Ra * for Fukuda[1] with that of the present work respectively Conclusions The following major conclusions can be drawn from the experimental and numerical study: Saad M. AL-Mashaat and Manal H. AL-Hafidh Available online at: www.iasj.net IJCPE Vol.12 No.4 (December 2011) 13 Fig. 5, Variation of average Nusselt number with Ra * on the hot cylinder for n=0 and for different values of Rr and δ Fig. 6, Variation of average Nusselt number with Ra * on the hot cylinder for n=12, Hf=3mm and for different Rr, δ 0 5 10 15 20 25 30 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 5 10 15 20 25 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 2 4 6 8 10 12 14 16 18 20 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 2 4 6 8 10 12 14 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 5 10 15 20 25 0.5 1 5 10 20 40 60 80 100 200 300 400 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 2 4 6 8 10 12 14 16 18 20 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 2 4 6 8 10 12 14 16 0.5 1 5 10 20 40 60 80 100 200 300 400 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 0 1 2 3 4 5 6 7 8 9 10 0.5 5 20 60 100 300 500 Ra N u a v e ra g e Rr=0.435 =0.338 =0.225 =0.169 =0.135 Laminar Free Convection in Three Dimensional Inclined Porous Annulus with Fins on the Inner Cylinder keywords: number;  ;   cache: ijcpe-356.pdf plain text: ijcpe-356.txt item: #177 of 436 id: ijcpe-357 author: T. Mohammed, Wadood; S. Ahmedzeki, Nada; F. AbdulNabi, Mariam title: Extraction of Valuable Metals From Spent Hydrodesulfurization Catalyst By Two Stage Leaching Method date: 2011-12-30 words: 6366 flesch: 60 summary: [18,19] or roasting of spent catalyst with Na2CO3, NaCl and NaOH at high temperatures followed by leaching [20,21,15] have been studied extensively for recovery of metals from spent HDS catalyst. The acid leaching of spent catalyst, previously treated by alkali solution to remove molybdenum, yielded a solution rich in cobalt and aluminium. keywords: agitation; catalyst; concentration; effect; extraction; fig; leaching; metals cache: ijcpe-357.pdf plain text: ijcpe-357.txt item: #178 of 436 id: ijcpe-358 author: Majeed Bakall Bashy Al-Temimi, Venus title: Improved Method to Correlate and Predict Isothermal VLE Data of Binary Mixtures date: 2011-12-30 words: 5532 flesch: 66 summary: The parameters of activity coefficient model are determined in a fit to experimental VLE data in a binary mixture; in this sense, these models are only a correlation for the binary systems. Also, this method can be applied to calculate VLE data for any binary system at any polarity or from any group family. keywords: constants; data; n t; temperature; vle cache: ijcpe-358.pdf plain text: ijcpe-358.txt item: #179 of 436 id: ijcpe-359 author: Khoshaba Haweel, Cecilia; J. Ali, Ahmed; N. Alias, Samar title: Separation of Bovine Serum Albumin Using Chromatographical Column: Parameters and Simulation date: 2010-03-30 words: 3993 flesch: 60 summary: That the break point is unchanged which is about 0.6 of initial concentration. 8 Break-through curve of BSA on DEAE-cellulose at different initial concentrations  Figures (9 to 12) were obtained from the adsorption of BSA solution on DEAE-cellulose adsorbent at different volumetric flow rates Q that at Co = 0.125mg/ml initial concentration. keywords: break; bsa; cellulose; chromatography; column; concentration; curve; deae; flow; phase cache: ijcpe-359.pdf plain text: ijcpe-359.txt item: #180 of 436 id: ijcpe-360 author: A. Al - Hemiri, Adel; E. Mahmoud, Heaven title: Minimization of Toxic Ions in Waste Water Using Emulsion Liquid Membrane Technique date: 2010-03-30 words: 5161 flesch: 47 summary: This resulted in that the mercury ions are completely removed from the aqueous feed solution and extraction percentage values attend unity. Further studies were carried out on extraction percentages of other toxic metal ions (As +3 , Hg +2 , Pb +2 , Cd +2 ) by using the same optimum conditions which were obtained for zinc ions except for the pH of the feed solutions. keywords: concentration; extraction percentage; feed; ions; phase; solution; surfactant; volume cache: ijcpe-360.pdf plain text: ijcpe-360.txt item: #181 of 436 id: ijcpe-361 author: H. Sulaymon, Abbas; W. Alhayali, Kawther; Waadallah Ahmed, Ammar title: Diffusion kinetics of Furfural adsorption onto Activated Carbon date: 2010-03-30 words: 3971 flesch: 54 summary: The effective application of activated carbon adsorption requires a predictive model to facilitate the development of systematic design procedure [5, 6]. Digiano [11], developed adsorption model included the effect of mass transfer both at the external carbon- solution interface and with the carbon pore structure. keywords: adsorption; batch; carbon; coefficient; concentration; diffusion; furfural; mass; model; pore; transfer cache: ijcpe-361.pdf plain text: ijcpe-361.txt item: #182 of 436 id: ijcpe-362 author: Lafta Ghashim Jassim, Sajida title: Numerical study of the mixed convection flow over a square cylinder date: 2010-03-30 words: 3718 flesch: 57 summary: Figures (7-10) to (10-13) show the isotherms and streamlines contour for different Gr number values in the vicinity of the cylinder, under the influence of buoyancy. The results displaced that the recirculation length above the cylinder increases with the increase in Gr number and the average Nu number is the highest at the lower surface of the cylinder, while is the lowest at the top of the cylinder surface. keywords: convection; cylinder; flow; heat; number cache: ijcpe-362.pdf plain text: ijcpe-362.txt item: #183 of 436 id: ijcpe-363 author: A. Habobi, Naseer title: PC-Based Controller for Shell and Tube Heat Exchanger date: 2010-03-30 words: 2477 flesch: 59 summary: PC controller give zero percent overshoot, PI can be retuned by changing the KP value while PC-based controller can be retuned by changing software architecture. Response for the close loop control process for 50 to 100 lit/hr flow rates of cold side for experimental (PC-based controller) with PI controller. keywords: controller; figure; heat; process; time cache: ijcpe-363.pdf plain text: ijcpe-363.txt item: #184 of 436 id: ijcpe-369 author: Faisal, Ibtihage title: Removal of dyes from polluted water by adsorption on maize cob date: 2010-03-30 words: 1437 flesch: 59 summary: The process of adsorption is one of the most efficient methods for dye removal from sewage especially when the adsorbent is cheap and easily available (Mahir, 1991). IJCPE Vol.11 No.1 (March 2010) 55 Iraqi Journal of Chemical and Petroleum Engineering Vol.11 No.1 (March 2010) 55-57 ISSN: 1997-4884 Removal of dyes from polluted water by adsorption on maize cob Ibtihage Faisal Chemical Engineering Department - College of Engineering - University of Baghdad – Iraq Abstract This research aimed to examine the effect of concentration of dyes stuff, contact time, temperature and ratio of adsorbent weight in (gm) to volume of solution in (ml) on the percentage removal. keywords: concentration; dyes; percentage; removal cache: ijcpe-369.pdf plain text: ijcpe-369.txt item: #185 of 436 id: ijcpe-370 author: A.Mohammed, Abdul-Halim; S.Akram, Noor; A.Mohammed, Abdul-Halim title: The Effect of Operating Conditions of Urea Dewaxing on the Pour Point of Light Lubricating Oil date: 2010-03-30 words: 2345 flesch: 66 summary: It is also known that the selectivity of the urea dewaxing process may be improved by diluting the mineral oil distillate with oil solvents. Yasin[13] made an investigation for the process of urea pour point reduction of heavy lubricating oil fraction Methyl iso-butyl ketone and methylene chloride solvent were used. keywords: oil; point; pour; ratio; solvent; urea; wax cache: ijcpe-370.pdf plain text: ijcpe-370.txt item: #186 of 436 id: ijcpe-371 author: S. Yaro, Aprael; F. Ibraheem, Hadeel title: The Inhibition Effect of Peach Juice on Corrosion of Low Carbon Steel in Hydrochloric Acid at Different Temperatures date: 2010-03-30 words: 5381 flesch: 59 summary: The plot of (I %) vs. inhibitor concentration (cm 3 /L) of peach juice as corrosion inhibitor is found to generally increase with inhibitor concentration and approaches 88% in 1NHCl acid at 50 ºc with 50 cm 3 /L of the inhibitor. Rearranging equation will give:- C K C  1  (5) Figure 4, shows plots of C/ vs. C for peach juice as corrosion inhibitor in 1NHCl acid at 30, 40, 50 and 60 ºc. keywords: carbon; concentration; corrosion; hcl; inhibitor; juice; peach; polarization; steel; temperature cache: ijcpe-371.pdf plain text: ijcpe-371.txt item: #187 of 436 id: ijcpe-372 author: H. Sulaymon, Abbas; E. Ebrahim, Shahlaa; J. Al – Musawi, Tariq; M. Abdullah, Sama title: Removal of Lead, Cadmium, and Mercury Ions Using Biosorption date: 2010-06-30 words: 4866 flesch: 60 summary: 7: Adsorption isotherm for binary system of Hg (II) and Cd (II) onto yeast at 303 K Fig. 8: Adsorption isotherm for ternary system of Pb (II), Cd (II), and Hg (II) onto yeast at 303 K Removal of Lead, Cadmium, and Mercury Ions Using Biosorption IJCPE Abstract The biosorption of Pb (II), Cd (II), and Hg (II) from simulated aqueous solutions using baker’s yeast biomass was investigated. keywords: adsorption; biosorption; breakthrough; cadmium; curves; fig; lead; model; rate; yeast cache: ijcpe-372.pdf plain text: ijcpe-372.txt item: #188 of 436 id: ijcpe-374 author: Rassoul, G.A.R.; M. Waheeb, Omar title: Producing Oil from Dead Oil Wells Using injected LPG date: 2010-06-30 words: 2233 flesch: 55 summary: The effects of depths of injection, and gas injection pressure on the Bottom-hole pressure, Top-hole pressure, and liquid flow rate were studied. It is clearly that bottom-hole pressure decreases with increasing gas injection pressure. keywords: flow; gas; injection; oil; pressure cache: ijcpe-374.pdf plain text: ijcpe-374.txt item: #189 of 436 id: ijcpe-375 author: A.K. Mohammed, Abdul Halim; Karim, Samar; M. Rahman, Ameel title: Characterization and Cracking Activity of Zeolite Prepared from Local Kaolin date: 2010-06-30 words: 4562 flesch: 62 summary: This pattern was compared with X-ray data of standard zeolites reported by [9] ,X-ray pattern of standard zeolite for HY (Figure 1) and HX (Figure 2). [20] used cumene cracking reaction to evaluate the activity of 100/140 mesh of LaY zeolite catalyst. keywords: activity; catalysts; cracking; cumene; kaolin; standard; temperature; zeolite cache: ijcpe-375.pdf plain text: ijcpe-375.txt item: #190 of 436 id: ijcpe-376 author: Dhari Jawad, Alaa; Richeh, Ibrahim; Ahmed Saleh, Riad title: Effect of the Forming Conditions in the Production of Gamma Alumina Catalyst Support on the Crushing Strength Property date: 2010-06-30 words: 3072 flesch: 63 summary: 700.000300.000570.711500.000429.289 180 160 140 120 100 80 60 40 20 0 ALCINATION TEMP C R U S H S T R E N G H T C A L C IN E D Chart of CRUSH STRENGHT CALCINED Figure 13 main effect of calcinations temperature on Crushgt strength For dried crush strength the best results was obtained at the following operating conditions: a. A LC IN A TIO N Main Effects Plot for CRUSH STRENGHT CALCINED Data Means Alaa Dhari Jawad, Ibrahim Richeh, and Riad Ahmed Saleh IJCPE Vol.11 No.2 (June 2010) 47 Figure 7, shows that the best water content which give high crush strength is 65 and 73%, it is compatible with the results of table 3 and 4. 40.000090.000065.000056.161273.8388 180 160 140 120 100 80 60 40 20 0 WATER % C R U S H S T R E N G H T C A L C IN E D Chart of CRUSH STRENGHT CALCINED Figure 7 Water content effect on calcined crush strength Figure 8 show that the best speed of mixing which gives high crush strength is 900 rpm, it is compatible with the results of table 3 and 4. 300.001500.001112.13900.00687.87 180 160 140 120 100 80 60 40 20 0 RPM C R U S H S T R E N G H T C A L C IN E D Chart of CRUSH STRENGHT CALCINED Figure 8 speed of mixing effect on calcined crush strength Figure 9 show that the time of speed which gives high crush strength is between 21-33 minutes, it is compatible with the results of table 3 and 4. 10.000045.000033.687227.500021.3128 160 140 keywords: alumina; crush; drying; strength; time cache: ijcpe-376.pdf plain text: ijcpe-376.txt item: #191 of 436 id: ijcpe-377 author: M. Mousa, Khalid; K. Kouba, Safa title: Study on Vanadium Recovery from Spent Catalyst Used in the Manufacture of Sulfuric Acid date: 2010-06-30 words: 2469 flesch: 44 summary: Experimental investigation was conducted to study the vanadium recovery from spent catalyst via leaching process using sodium hydroxide to study the effect of process variables (temperatures, sodium hydroxide molarities, leaching time and particle size) on vanadium recovery. The effect of process variables (temperature, particle size,molarities of sodium hydroxide and leaching time) on the percentages of vanadium recovery were investigated and discussed .It was found that the percentage of vanadium recovery increased with increasing temperature up to 100 , increasing sodium hydroxide molarity from 2 to 4M, increasing leaching time, decreasing particle size from mesh 150, 100 and 65. keywords: acid; leaching; particle; recovery; size; temperature; time; vanadium cache: ijcpe-377.pdf plain text: ijcpe-377.txt item: #192 of 436 id: ijcpe-378 author: Kh. Haweel, Cecilia; Lazar, Janet title: CORROSION of BOILER TUBES in SOUTH BAGHDAD ELECTRIC STATION date: 2010-09-30 words: 2887 flesch: 56 summary: On the basis of the results presentedThe corrosion rate of boiler carbon steel tubes in water showed no minimum value in all experiments, (i.e. the higher the value of one variable when the second variable was fixed led to higher corrosion rate. However, the general corrosion resistance of carbon steel is low in certain environment. keywords: carbon; concentration; corrosion; rate; steel; temperature cache: ijcpe-378.pdf plain text: ijcpe-378.txt item: #193 of 436 id: ijcpe-379 author: A. R. Rassoul, Ghiyath; S. Mahmmoud, Laith title: TREATING THE USED AUTOMOBILES OILS USING SOLVENTS date: 2010-09-30 words: 2390 flesch: 60 summary: The results indicate an increasing in oil recovery from used oil from (88.6 to 93.7 wt. The recovered base oil by using n-butanol solvent gives (88.67%) reduction in carbon residue, (75.93%) reduction in ash content, (93.73%) oil recovery, (95%) solvent recovery and (100.62) viscosity index, at (5:1) solvent to used oil ratio and (40 oC) extraction temperature, while using n- hexane solvent gives (60.25%) reduction in carbon residue, (76.54%) reduction in ash content, (89.06%) oil recovery, (94.78%) solvent recovery and (100.3) viscosity index, at (6:1) solvent to used oil ratio and (50 oC) extraction temperature. keywords: oil; ratio; solvent cache: ijcpe-379.pdf plain text: ijcpe-379.txt item: #194 of 436 id: ijcpe-380 author: Ferhood Makki, Hasan; Faiq Al-Alawy, Ahmed; N. Abdul-Razaq, Nada; Adnan Mohammed, Manal title: USING ALUMINUM REFUSE AS A COAGULANT IN THE COAGULATION AND FLIOCCULATION PROCESSES date: 2010-09-30 words: 2664 flesch: 58 summary: From the experimental results of the Jar test, the optimum alum dosages are (25, 50 and 70 ppm), ferric chloride dosages are (15, 40 and 60 ppm) and polyaluminum chloride dosages were (10, 35 and 55 ppm) for initial water turbidity (100, 500 and 1000 NTU) respectively. In addition, many types of polyaluminum coagulants are commercially available for water treatment, including polyaluminum chlorides (PACl), aluminum chlorohydrate (ACH) and polyaluminum sulfates (PAS) (6, 7). keywords: coagulants; ppm; sodium; turbidity; water cache: ijcpe-380.pdf plain text: ijcpe-380.txt item: #195 of 436 id: ijcpe-381 author: J. M. Slaiman, Qasim; Kh. Haweel, Cecilia; R. Abdulmajeed, Yossor title: REMOVAL of HEAVY METALS IONS from AQUEOUS SOLUTIONS USING BIOSORPTION onto BAMBOO date: 2010-09-30 words: 4546 flesch: 57 summary: Batch single metal state experiments were performed to determine the effect of dosage (0.5, 1 and 1.5 g), pH (3, 4, 4.5, 5 and 6), mixing speed (90, 111, 131, 156 and 170 rpm), temperature (20, 25, 30 and 35 °C) and metal ion concentration (10, 50, 70, 90 and 100 mg/L) on the ability of dried biomass to remove metal from solutions which were investigated. The adsorption of metal ions depends on solution pH, which influences electrostatic binding of ions to corresponding metal groups. keywords: adsorption; bamboo; biosorption; concentration; freundlich; ions; isotherm; metal; solution cache: ijcpe-381.pdf plain text: ijcpe-381.txt item: #196 of 436 id: ijcpe-384 author: O. Abdullahil, Mahmoud; M Hameed, Venus; M. Haddad, Basma title: PREDICTION OF FINITE CONCENTRATIONBEHAVIOR FROM INFINITE DILUTION EGUILIBRIUM DATA date: 2010-09-30 words: 4932 flesch: 65 summary: NRTL parameter β Proportionality factor λ Wilson parameter calculated from energy parameter ξ Parameter calculated by an equation π Parameter in SPACE MODEL The overall average deviation results show that SPACE model equation gives better results than Mosced model equation. keywords: benzene; calculation; coefficients; dilution; equation; nrtl; parameters; uniquac; wilson cache: ijcpe-384.pdf plain text: ijcpe-384.txt item: #197 of 436 id: ijcpe-385 author: Al–Hemiri, Adil; O. Sharif, Adel; T. Manji, Saif title: POWER GENERATION FROM “PRO” PROCESS USING FLAT SHEET TFC–ULP KOCH MEMBRANES date: 2010-09-30 words: 2570 flesch: 56 summary: These solutes were used to represent sea water (brine solution) and river water (fresh water). A.2 Adil A. A. Al–Hemiri, Adel O. Sharif, Saif T. Manji 53 IJCPE Vol.11 No.4 (September 2010) CONCLUSION Osmosis hydro power seems to be very promising since it posses a capacity of 27 bar for sea water vs. river water but with the available membranes it is obvious that commercial production is beyond achieving yet. keywords: brine; fig; power; pressure; water cache: ijcpe-385.pdf plain text: ijcpe-385.txt item: #198 of 436 id: ijcpe-386 author: Dhari Jawad, Alaa; Richeh, Ibrahim; Saleh, Ahmed title: DETERMINATION OF THE OPTIMUM OPERATING CONDITIONS IN THE GRANULATION OF GAMMA ALUMINA CATALYST SUPPORT date: 2010-12-30 words: 3722 flesch: 60 summary: The optimum operating conditions to the granulation of gamma alumina in the Rotary granulators( RD) is: a. Inclination angle: 6 0 for the granulation of gamma alumina of size 2mm, 12.5 0 for total granulation of gamma alumina catalyst support. The optimum operating conditions in the caleva spheronizer to get spheres of gamma alumina catalyst support is: a. Speed of rotation: 1200 rpm .Maximum spheronization rate (70%) obtained at 1200 rpm speed , while at 800 rpm , only 30% maximum spheronization obtained and only 60% maximum spheronization obtained for 1000rpm. keywords: alumina; fig; gamma; granulation cache: ijcpe-386.pdf plain text: ijcpe-386.txt item: #199 of 436 id: ijcpe-387 author: A. Al-Hemiri, Adel; Deaa Nasiaf, Ahmed title: THE USE of DIRECT SOLAR ENERGY in ABSORPTION REFREGERATION EMPLOYING NH3 – H2O SYSTEM date: 2010-12-30 words: 3131 flesch: 44 summary: ABSTRACT This work was conducted to study the coefficient of performance for solar absorption refrigeration by using direct solar energy using aqueous ammonia 0.45 mass fraction (ammonia – water).The experiments were carried out in solar absorption system .The system consisted of solar collector generator (0.25 m × 0.25 m × 0.04m) and condenser cooled by a water bath followed by liquid receiver and evaporator. It was, also, found that the coefficient of performance, cooling ratio and amount of cooling obtainable increased with increasing maximum generator temperature and pressure. keywords: evaporator; generator; pressure; refrigeration; solar; system; temperature cache: ijcpe-387.pdf plain text: ijcpe-387.txt item: #200 of 436 id: ijcpe-388 author: Alsalhy, Qusay; Figoli, A.; Algebory, Sufyan; M. Alwan, Ghanim; Simone, S.; Drioli, E. title: POLYVINYL ALCOHOL/POLYVINYL CHLORIDE (PVA/PVC) HOLLOW FIBER COMPOSITE NANOFILTRATION MEMBRANES FOR WATER TREATMENT date: 2010-12-30 words: 3443 flesch: 55 summary: Keywords: Hollow fiber composite membrane; Nanofiltration; Polyvinyl Chloride; Polyvinyl Alcohol; Morphology; Separation performance. S. Simone 2,3 , E. Drioli 2,3 1 Chemical Engineering Department, University of Technology, Alsinaa Street No. 52, B.O 35010, Baghdad, Iraq 2 Institute on Membrane Technology, ITM-CNR, c/o University of Calabria, Via P. Bucci Cubo 17/C, 87030, Rende (CS), Italy 3 Department of Chemical Engineering and Materials, University of Calabria, Via P. Bucci Cubo 42/A, 87030, Rende (CS) Italy ABSTRACT Two different polyvinyl alcohol/polyvinyl chloride (PVA/PVC) hollow fiber composite nanofiltration membranes were prepared after PVC hollow fiber membranes were coated using dip-coating method with PVA aqueous solution, which was composed of PVA, keywords: coating; composite; fiber; membranes; nanofiltration; polyvinyl; pva; pvc; solution; time; water cache: ijcpe-388.pdf plain text: ijcpe-388.txt item: #201 of 436 id: ijcpe-389 author: A-K Mohammed, Abdul Halim; Khalifa Esgair, Karim title: FLUID CATALYTIC CRACKING OF PETROLEUM FRACTION (VACUUM GAS OIL) TO PRODUCE GASOLINE date: 2010-12-30 words: 4576 flesch: 55 summary: 14 Effect of temperature on the yield of gasoline at different WHSV for NaH- form zeolite catalyst Relation between VGO conversion and gasoline yield Figs. 15, 16 and 17 show the relation between VGO conversion and gasoline yield using Na form, NaNH4 form, and NaH form zeolite catalysts respectively. The catalytic activities of the prepared faujasite type NaY , NaNH4Y and NaHY zeolites were determined in terms of vacuum gas oil (VGO) conversion, and gasoline yield . keywords: catalyst; conversion; cracking; effect; form; gasoline; oil; temperature; vgo; whsv; yield; zeolite cache: ijcpe-389.pdf plain text: ijcpe-389.txt item: #202 of 436 id: ijcpe-390 author: M. Al-Qamaje, Haidar title: E'XCESS VOLUMES OF HEAVY OIL- STOCKS MIXTURES+ (KEROSENE OR XYLENE) AT 3O3 K date: 2010-12-30 words: 3358 flesch: 75 summary: [3] Theblending of oil e.cks results in volume chatges, caused by rhc notr-ideal behlvior of oil systems as compared wirh thc calculated idell volume. Thn negarils sx€$ volume (shrinka8e) cone frcn the chmses in self asecistion (inte! or intramoleoulat and physical inlemotion (van der wals intenction and dipol+