item: #1 of 95 id: jemmme-10221 author: Winoko, Yuniarto Agus; Arifin, Indra Nurzainu; Ro'isatin, Umi Anis title: Analysis of the Mixture Fuels to the Performance of Diesel Engine date: 2019-11-30 words: 3366 flesch: 58 summary: This is due to biodiesel fuel B-20 having a cetane number > 50 so that shortening ignition delay and combustion is better than diesel fuel B-0 which has a cetane number 48 (13). The sulfur content in biodiesel fuel B-20 is lower than diesel fuel B-0. keywords: b-0; b-20; biodiesel; diesel; emissions; engine; fuel; mixture; rpm; speed cache: jemmme-10221.pdf plain text: jemmme-10221.txt item: #2 of 95 id: jemmme-10428 author: Kaiser, Samiul; Kaiser, Mohammad Salim; Ahmed, Sheikh Reaz title: Wear Behavior of Commercial Tire Rubber against Mild Steel in Dry, Wet and 3.5% NaCl Corrosive Environment date: 2020-03-07 words: 4306 flesch: 43 summary: In dry sliding wear of rubber, the primary wear mechanism is adhesive wear in which the worn surface layers adhere to the wear track. In dry sliding wear of rubber, the voids and holes parallel to the sliding direction are shown on the worn surface in dry sliding condition whereas in a wet and corrosive environment, wear tracks displayed are smoother. keywords: corrosive; dry; environment; friction; rubber; sliding; surface; tire; vol; wear cache: jemmme-10428.pdf plain text: jemmme-10428.txt item: #3 of 95 id: jemmme-10492 author: Purwanto, Raden Edy; Hartono, Moh.; Widodo, Yuniarto Agus title: Optimization of Spot Welding for Peel load on SPCC Steel Sheets date: 2020-05-31 words: 3250 flesch: 69 summary: The variation of voltage is determined in 2.30 V, 2.70 V and 3.20 V, while the variation of pressure time is determined in 3 seconds, 4 seconds and 5 seconds. No Revision http://dx.doi.org/10.22219/jemmme.v5i1.10492 JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol. 5, No. 1, May 2020 | doi: 10.22219/jemmme.v5i1.10492 Purwanto | Optimization of Spot Welding Joint toward Peel Load on SPCC steel … 55 material is welded by using spot welding method with voltage variation of 2.30V, 2.70V and 3.20V. The variation of pressure time for the spot welding is three seconds, 4 seconds, and 5 seconds. keywords: peel; pressure; seconds; shear; strength; time; welding cache: jemmme-10492.pdf plain text: jemmme-10492.txt item: #4 of 95 id: jemmme-10602 author: Kusyairi, Imam; Himawan, Helmy Mukti; Choiron, Moch. Agus; Irawan, Yudy Surya; Safari, Rachmat; Djuanda, Dagus Resmana title: Experimental Study on Mold-Lay Filament instead of Wax in Investment Casting Process date: 2020-05-31 words: 3048 flesch: 54 summary: One of them has been found mold-lay filament as a substitute for wax, which is now wax is one of the main components in investment casting process. The result show that mold-lay flutes are also able to come out well from slurry molds, but require more time than wax, this is because one of the plastic mold-lay compositions, which takes a long time for the moldlay fillment to come out of the mold. keywords: casting; coating; filament; investment; lay; mold; process; slurry; wax cache: jemmme-10602.pdf plain text: jemmme-10602.txt item: #5 of 95 id: jemmme-11226 author: Yusro, Muhammad; Martien, Ronnie title: Investigating Fluid Parameters in Nanofiber Biomaterial Fabrication using Electrospinning date: 2020-05-28 words: 5674 flesch: 51 summary: The event resulted in the size of the fiber in high viscosity solutions having a larger size. Investigating Fluid Parameters in Fabricating Nanofiber Biomaterial using… 12 be categorized into three groups which are: set up parameters, solution parameters, and environmental parameters. keywords: chitosan; conductivity; electrospinning; fluid; nanofiber; parameters; pectin; pva; solution; surface; tension; value; viscosity cache: jemmme-11226.pdf plain text: jemmme-11226.txt item: #6 of 95 id: jemmme-11519 author: Sari, Nasmi Herlina; Suteja; Lelio, R.C. title: Corrosion protection by sacrificial anode method on underground solar pipe installation: a case study in the Lombok Gas Engine Combine Cycle Power plant (Peaker) 130-150 MW date: 2021-11-09 words: 2560 flesch: 51 summary: Pipes that are planted in the soil experience corrosion on the surface due to the reaction of various minerals with metal pipes contained in the soil, and the fluid being flowed is corrosive [4]. ISSN 2541-6332 | e-ISSN 2548-4281 Journal homepage: http://ejournal.umm.ac.id/index.php/JEMMME Sari | Corrosion protection by sacrificial anode method on underground solar pipe ... 15 Corrosion protection by sacrificial anode method on underground solar pipe installation: a case study in the Lombok Gas Engine Combine Cycle Power plant (Peaker) 130-150 MW N.H. Sari a^, Sutejab, keywords: anode; cathodic; corrosion; current; method; pipe; protection; solar cache: jemmme-11519.pdf plain text: jemmme-11519.txt item: #7 of 95 id: jemmme-11643 author: Vietanti, Frizka; Wang, Chen-Hao title: PdFeCo Supported on N-rGO as a Bifunctional Catalyst for Methanol Oxidation and High Stability Oxygen Reduction Reaction date: 2020-09-18 words: 3113 flesch: 56 summary: A strong bonding of transition metals in Pd based catalyst can servemethanol tolerance and stability during ORR activity. A strong bonding of transition metals in Pd based catalyst can servemethanol tolerance and stability during ORR activity. keywords: catalyst; figure; graphene; journal; methanol; pdfeco; rgo cache: jemmme-11643.pdf plain text: jemmme-11643.txt item: #8 of 95 id: jemmme-11675 author: Kaiser, Mohammad Salim title: Fractional Recrystallization Behavior of Impurity-Doped Commercially Pure Aluminum date: 2020-09-18 words: 4210 flesch: 41 summary: Robson, J.D., “Microstructural evolution in aluminum alloy 7050 during processing”, Materials Science and Engineering A, Vol. 382, (2004), pp. Tajally, M., and Huda, Z., “Recrystallization kinetics for aluminum alloy 7075, Metal Science and Heat Treatment”, Vol. 53, No.5-6, (2011), pp. 213–217. keywords: alloy; aluminum; annealing; behavior; engineering; impurities; journal; materials; recrystallization; vol cache: jemmme-11675.pdf plain text: jemmme-11675.txt item: #9 of 95 id: jemmme-11766 author: Fahriani, Vera Pangni; Setiawan, Reza; Hrdlička, František; Darmanto, Prihadi Setyo title: Thermal Design Optimization of No Phase Change Shell-and-Tube Heat Exchanger using Particle Swarm Algorithm date: 2021-09-26 words: 5132 flesch: 63 summary: Equations for heat transfer in tube side have many forms. Components of heat exchanger are different depending on type shell and tube particularly. keywords: algorithm; cost; data; design; exchanger; heat; particle; shell; swarm; tube cache: jemmme-11766.pdf plain text: jemmme-11766.txt item: #10 of 95 id: jemmme-11879 author: Baharudin, Budi; Hakim, Rahman; Hidayat, Rahmat; Fikri, Mohammad Anas; Wilujeng, Auliana Diah title: Preliminary Design of Wellhead Spacer Spool Based On the API Acceptance Criteria date: 2021-04-26 words: 3859 flesch: 57 summary: RESULT AND DISCUSSION 3.1 Internal Pressure Calculation Data and Acceptance Criteria Based on the calculation on Table 6, the obtained stress combination, 27,638psi still less than material yield stress 45,000psi, 60,000psi and 75,000psi. JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol.6, No. 1, 2021 doi: 10.22219/jemmme.v6i1.11879 Baharudin | Preliminary Design of Wellhead Spacer Spool Based on the … 22 To generate the rigidity acceptance criteria, we have to calculate: V, flange stress factor for integral type flanges; Mg flange design moment for the gasket seating condition; Mo, flange design moment for operating condition. keywords: condition; criteria; design; flange; gasket; material; psi; spacer; spool; stress; wellhead cache: jemmme-11879.pdf plain text: jemmme-11879.txt item: #11 of 95 id: jemmme-11928 author: Siregar, Salman Al Farisi; Triono, Agus; Darsin, Mahros; Mulyadi, Santoso title: Measuring Feed Force in Machining Using a Strain Gage date: 2021-06-07 words: 2902 flesch: 68 summary: In this manuscript the term of feed force is used with the same meaning as cutting force. [4] conducts research on feed force using parameters such as the edge geometry of the tool affects the plowing force. keywords: cutting; data; feed; feeding; force; process; rate; tool cache: jemmme-11928.pdf plain text: jemmme-11928.txt item: #12 of 95 id: jemmme-11968 author: Hariyadi, Setyo; Sutardi, Sutardi; Widodo, Wawan Aries; Pitoyo, Bambang Juni title: Comparative Study of Forward Wingtip Fence and Rearward Wingtip Fence on Wing Airfoil Eppler E562 date: 2020-05-31 words: 3463 flesch: 60 summary: In the wingtip region, rearward wingtip fence is less able to prevent the occurrence of fluid jumps from the lower side to the upper side than forward wingtip fence. this occurs in the plain wing and rearward wingtip fence but does not occur in the forward wingtip fence. keywords: fence; forward; rearward; winglet; wingtip; wingtip fence cache: jemmme-11968.pdf plain text: jemmme-11968.txt item: #13 of 95 id: jemmme-11990 author: Wardoyo, Wardoyo; Widodo, Agung S.; Wijayanti, Widya; Wardana, I. N. G. title: Experimental Investigation on Combustion Characteristics of Refine Corn Oil with Areca Catechu Extract as Additive date: 2020-05-31 words: 3190 flesch: 49 summary: This test is carried out by observing the burning characteristics of corn oil droplets and recording the rate of change in the center temperature of the droplet when it burns. Temperature evolution in the center of corn oil droplets. keywords: combustion; corn; droplets; fuel; oil; ppm; temperature; vegetable; vol cache: jemmme-11990.pdf plain text: jemmme-11990.txt item: #14 of 95 id: jemmme-12336 author: Kurniawati, Dini; Aisyah, Iis Siti title: The Potent of Carrier Oil on Pretreatment of Crude Jatropha Curcas Oil date: 2020-05-31 words: 3326 flesch: 51 summary: In this research, the potential carrier oil testing was conducted to seek a way in improving the performance of Jatropha oil as lubricant oil, coolant or biodiesel. For this purpose, Jatropha oil was mixed with the other carrier oils in the variation of 0 – 45 %. keywords: biodiesel; carrier; concentration; density; jatropha; oil; viscosity; vol cache: jemmme-12336.pdf plain text: jemmme-12336.txt item: #15 of 95 id: jemmme-12550 author: Nurdiansyah, Haidzar; A, M. Miftahul; Ridha, Fabrobi title: Aluminum Combustion under Different Condition: A Review date: 2020-09-18 words: 4140 flesch: 59 summary: T. Bazyn, H. Krier, and N. Glumac, Evidence for the transition from the diffusion-limit in aluminum particle combustion, Proceedings of the Combustion Institute, vol. E. L. Dreizin, On the mechanism of asymmetric aluminum particle combustion, Combustion and Flame, vol. 117, pp. keywords: aluminum; aluminum combustion; combustion; ignition; journal; oxygen; particles; size; temperature; time; vol cache: jemmme-12550.pdf plain text: jemmme-12550.txt item: #16 of 95 id: jemmme-12551 author: Mustika, Vita; Triono, Agus; Wibowo, Koekoeh K. title: Analysis of Screwed Shaft Failure using the Process Simulation of Loaded Torsion date: 2020-09-18 words: 1599 flesch: 59 summary: Flowchart 4. RESULTS AND DISCUSSION From the computer simulation, it can be obtained that the stress analysis report of physical and material of screwed shaft failure of the current model are appeared in table below: Screwed shaft with the type of steel construction machinery, the symbol S 30 C with the following specifications: Tensile strength 48 kg / mm2, elongation limit 29 kg / mm2, Hardness (Hs) 137-197 kg / mm2, Chemical Elements (%): C = 0.27-0.33, Si = 0.15-0.35, Mn = 0.60-0.90, P = 0.030, S = 0.035. keywords: failure; figure; material; shaft; simulation; stress cache: jemmme-12551.pdf plain text: jemmme-12551.txt item: #17 of 95 id: jemmme-12552 author: Fibriani, Ike; Irawan, Januar Fery; Satriya, Alfredo Bayu; Utomo, Satrio Budi; Hadi, Widyono; Widjonarko, Widjonarko; Khoiril, Khoiril title: Design of a High Sea Wave Sensor System in Puger Beach date: 2020-09-18 words: 2826 flesch: 58 summary: Hence, the main purpose of this study is to design a system which gives an accurate prediction on weather condition, cyclone and high sea wave utilizing weather sensor. Then, the data from Arduino Uno will be transferred to laptop to be further processed using visual studio 2012 and presented as weather information system containing information on windspeed, air temperature and humidity, wave height, and weather condition and suggestion for fisherman safety based on wave height also included, like shown in Figure 3 (a). keywords: data; figure; sea; sensor; system; test; wave; weather cache: jemmme-12552.pdf plain text: jemmme-12552.txt item: #18 of 95 id: jemmme-12553 author: Rahmawati, Atiqa; Saputri, Aulia Iin; Gunardi, Ignatius title: Kinetics Study of Acid Catalyzed Degradation of Glucose in High-Temperature Liquid Water date: 2020-09-18 words: 3413 flesch: 53 summary: Study of glucose degradation in Hot Compressed Water (HCW) with catalysts or without catalysts have been shown that H2SO4 and NaOH catalysts affect the process of glucose degradation reaction into products This is in accordance with the other study mentioned that HMF concentration would be higher when the temperature increase [7]. keywords: acid; catalyst; concentration; degradation; glucose; hmf; reaction; study; temperature cache: jemmme-12553.pdf plain text: jemmme-12553.txt item: #19 of 95 id: jemmme-12571 author: Soesatijono, Soesatijono; Darsin, Mahros title: Literature Studies on Maintenance Management date: 2021-05-07 words: 3316 flesch: 37 summary: Exploring maintenance management development just like exploring development of technology by humankind, the more technology been developed, maintenance management follows. JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol. 6, No. 1, 2021 ISSN 2541-6332 | e-ISSN 2548-4281 Journal homepage: http://ejournal.umm.ac.id/index.php/JEMMME Soesatijono | Literature Studies on Maintenance Management 67 Literature Studies on Maintenance Management Soesatijono Soesatijonoa, Mahros Darsinb aPetra Christian University bDepartment of Mechanical Engineering, the University of Jember e-mail: mahros.teknik@unej.ac.id Abstract The purpose of this paper is to review from early days until recent time the development of maintenance management methods from maintenance textbooks to give a glance view for researcher and practitioner where maintenance start until recent development and practical application of maintenance management. keywords: development; equipment; failure; maintenance; management; manufacturing; moubray; tpm cache: jemmme-12571.pdf plain text: jemmme-12571.txt item: #20 of 95 id: jemmme-12574 author: Widodo, Sarono; Rubianto, Gatut title: The Utilization of Air Conditioning Heat Waste as Cloth Drying Energy Source date: 2021-04-26 words: 3164 flesch: 57 summary: T. M. I. Mahlia, C. G. Hor, H. H. Masjuki, M. Husnawan, M. Varman and S. Mekhilef, 2010, Clothes Drying From Room Air Conditioning Waste Heat: The second step corresponds to the properties of the drying product with a decrease in drying rate [8]. keywords: air; clothes; conditioning; drying; energy; engineering; heat; hot cache: jemmme-12574.pdf plain text: jemmme-12574.txt item: #21 of 95 id: jemmme-12813 author: Syofi'i, Imam; Adanta, Dendy; Prakoso, Aji Putro; Sari, Dewi Puspita title: Application of Computational Fluid Dynamics Method for Cross-flow Turbine in Pico Scale date: 2021-06-23 words: 3744 flesch: 52 summary: These investigations found that the maximum 𝑔𝑅𝐸̅̅ ̅̅̅ of CFT CFD simulation using difference turbulence model is less than 4%. Table 3 and 4, for CFT simulation in pico scale, the k-ε standard is recommended since it requires less computational power (simpler equation) than Transitional SST and RNG k-ε. keywords: cfd; cft; cross; doi; flow; fluid; nozzle; performance; turbine cache: jemmme-12813.pdf plain text: jemmme-12813.txt item: #22 of 95 id: jemmme-13726 author: Harsito, Akmal Hanif Khairullah; Aisyah, Iis Siti; Daryono, Daryono; Saifullah, Ali; Hendaryati, Heni; Sudarman, Sudarman title: The Effect of Agitation Parameter on Hardness and Thickness of Decorative Nickel-Chrome Coating on A36 Steel using Electroplating Process date: 2020-09-25 words: 3874 flesch: 61 summary: The purpose of this study was to determine the effect of stirrer rpm variations on the thickness and thickness of the A36 steel layer in the decorative nickel-chrome electroplating process. Vickers Total Hardness Test Result Based on the graphic 6, of the total Vickers hardness test results above, it can be analyzed that in specimens without layers the average hardness value is 21.2 VHN, at a speed variation of 72 rpm the average hardness value is 49.19 VHN, at a speed variation of 102 rpm the average hardness value 48.35 VHN, at a variety of speed 132 rpm the average hardness value is 77.5 VHN, and at a speed variation of 162 rpm the average hardness value is 47.65 VHN. keywords: hardness; point; rpm; speed; thickness; value; vhn cache: jemmme-13726.pdf plain text: jemmme-13726.txt item: #23 of 95 id: jemmme-15470 author: Munang, Aswan; Yamani, Achmad Zaki title: Analysis of Composite Mechanical Strength from Waste Chicken Feather and Sawdust date: 2021-12-19 words: 3016 flesch: 51 summary: Manufacture of fiber composites and epoxy resin matrix with lower compressive and tensile strength than fiber composites and polyester resin then the energy absorption and impact strength of fiber fibers and epoxy matrix have higher values than fiber fibers and polyester matrix Modification with the chemical sodium hydroxide, acetic acid, peroxide can increase the bond between matrix and fiber and reduce water absorption thereby increasing fiber strength, suitability of natural fiber composite fibers [12]. keywords: bio; chicken; composites; fiber; impact; strength; tensile; testing; volume cache: jemmme-15470.pdf plain text: jemmme-15470.txt item: #24 of 95 id: jemmme-15532 author: Mokhtar, Ali; Saifullah, Ali ; Rahmandhika, Andinusa title: A Honeycomb-Shaped Brass Plate Catalyst to Reduce Motor Vehicle Emissions date: 2021-04-27 words: 2889 flesch: 61 summary: This tool serves to measure the level of exhaust gas emissions by inserting a gas detector pipe into the exhaust hole. A decrease in HC gas emissions by 19.1% for a single catalytic converter and 33.7% for a dual catalytic converter are better compared to without using a catalytic converter or standard conditions. keywords: average; brass; catalyst; converter; doi; emission; gas; honeycomb; plate cache: jemmme-15532.pdf plain text: jemmme-15532.txt item: #25 of 95 id: jemmme-16012 author: Haryadi; Darmawan, Rifki Ari Darmawan title: The Reverse Engineering on Golok Banten Slash Type date: 2021-09-27 words: 2268 flesch: 64 summary: The results of the survey of Banten machete configuration type slash as follows: From the results of this research produced configuration data and characteristics of slash machetes so that the data can be information for the public and companies who if they want to make a machete banten slash type. keywords: banten; engineering; golok; machete; material; slash; style cache: jemmme-16012.pdf plain text: jemmme-16012.txt item: #26 of 95 id: jemmme-16164 author: Wahyudi, Djoko ; Prasetiyo, Dani Hari Tunggal; Muhammad, Alief title: The The Effect of Nitrogen on Methane Gas Flame Propagation Characteristic in Premix Combustion date: 2021-12-22 words: 3276 flesch: 60 summary: Therefore, the highest improvement in combustion efficiency is obtained by using a 20% N2 mixture and at the bottom ignition condition. One of the many ways to increase combustion efficiency in terms of fuel is by mixing the fuel with other compounds [9]. keywords: combustion; flame; flame propagation; nitrogen; propagation; speed cache: jemmme-16164.pdf plain text: jemmme-16164.txt item: #27 of 95 id: jemmme-16403 author: Subardi, Anang; Aladin Eko Purkuncoro; Taufik, Achmad title: The Effect of Wire Straighness Electric Current Variation on Size Diversion and Rude of The Cutting Current Profile of Medium Carbon Steel Dental from Wire (EDM) date: 2021-12-19 words: 2680 flesch: 67 summary: Therefore, this study aims to determine the deviation of the gear profile cutting groove and the roughness that occurs in the straight gear profile cutting groove from the results of the Wire EDM process. At this time there are two types of EDM machines, namely: conventional EDM (usually called Sinker EDM or Ram EDM) and Wire EDM keywords: current; cutting; deviation; edm; electric; roughness; value; wire cache: jemmme-16403.pdf plain text: jemmme-16403.txt item: #28 of 95 id: jemmme-16428 author: Saifullah, Ali; Jufri, Mohammad; Kurniawati, Dini; Chandra, Risky title: Mechanical Properties of Layered-Carbon Fiber Reinforced with Vacuum Infusion Process date: 2021-04-30 words: 3420 flesch: 62 summary: The least layers of 220 and 240 carbon fiber result the highest value of bending test, but the most number of carbon fiber layers show the opposite value. The highest value of the tensile test is achieved by the most layers of carbon fiber, while the lowest value is in the least layers. keywords: bending; carbon; carbon fiber; doi; fiber; layers; strength; tensile; value cache: jemmme-16428.pdf plain text: jemmme-16428.txt item: #29 of 95 id: jemmme-16433 author: Sudarman, Sudarman; Guszolil, Wahyu; Daryono, Daryono; Lukman, Muhammad title: A Feasibility Study on a Micro Hydro Power Plant at Coban Jahe Waterfall, Jabung, Malang Regency date: 2021-04-30 words: 4573 flesch: 73 summary: Coban Jahe water flow has a potential flow of water with a reliable discharge of 0.60567 m3 / s and an effective head of 3.4742 m. 2. Study on Power Generation By Using Cross Flow Water Turbine in Micro Hydro Power Plant. keywords: flow; hydro; micro; plant; power; study; water; 𝑅𝑝. cache: jemmme-16433.pdf plain text: jemmme-16433.txt item: #30 of 95 id: jemmme-16587 author: Uddin, Md. Jasim; Rashed, Hossain title: Microstructure and Mechanical Properties of a Partially Recrystallized Aluminium Alloy having Varying Cu/Mg Ratio date: 2021-12-20 words: 3518 flesch: 50 summary: The ultimate tensile strength and hardness values both in hot-rolled and aged conditions along longitudinal and transverse directions were found greater for the alloy containing 1.33 wt.% copper and 1.01 wt.% magnesium, whereas strain to fracture values for alloy 01 with 1.09 wt.% copper and 1.8 wt.% magnesium. http://ejournal.umm.ac.id/index.php/JEMMME mailto:mse.jasim@gmail.com JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol.6, No. 2, 2021 doi: https://doi.org/10.22219/jemmme.v6i2.16587 Uddin | Microstructure and Mechanical Properties of a Partially Recrystallized… 128 2. METHODS Alloys of three different compositions were prepared by casting in a permanent metal mould. keywords: alloys; doi; fracture; longitudinal; microstructure; properties; transverse; values cache: jemmme-16587.pdf plain text: jemmme-16587.txt item: #31 of 95 id: jemmme-17777 author: Satria, Dhimas; Kurniawan, Teguh; Lusiani, Rina; Listijorini, Erny; Rosyadi, Imron; Salman, Nidya Jullanar title: Analysis of Pressure Laboratory Scale Swing Adsorption (PSA) Varian Design using Zeolite 13X as Adsorben Medium date: 2021-11-08 words: 4121 flesch: 59 summary: The product was O2 ≥50% 5 1 9 1 3 1 9 1 5 Manufacturing Easy to find in market 5 1 1 1 1 1 1 3 6 Operation Can be operated by 1 operator 1 1 1 1 1 1 1 1 Low level of noise 1 3 1 1 1 9 1 1 7 Safety Equipment doesn’t harm the operator 5 1 1 1 1 1 1 1 8 Maintenance Maintenance can be done by 1 1 1 1 1 1 1 1 1 9 Cost Low component & production cost 5 3 1 1 1 1 1 9 Score 185 293 193 258 91 263 25 3 Percentage (%) 12 19 12 16 5 17 16 Rank 6 1 5 3 7 2 4 3.4 Determination of PSA tool specifications At this stage, which is to determine product specifications in the form of a laboratory Sakla PSA device with an adsorbent in the form of 13X zeolite based on the House of Quality and priority scale, PSA equipment specifications have been obtained, namely as follows: 1. The steps taken to get the best variant design concept on the Pressure Swing Adsorption (PSA) tool are as follows: determining the requirements list, determining the priority scale, making a house of quality, determining PSA tool specifications, design concepts and determining the best variant. keywords: adsorption; bed; design; list; pressure; psa; scale; swing; variant; zeolite cache: jemmme-17777.pdf plain text: jemmme-17777.txt item: #32 of 95 id: jemmme-17779 author: Winoko, Yuniarto Agus; Zulfikar, Zulfikar Jabbaruddin Al Jihad; Ro'isatin, Umi Anis title: The Variation of Fuel Mixture of Pertalite and Corncob Bioethanol on Engine Performance date: 2021-12-19 words: 2588 flesch: 68 summary: The lowest fuel consumption was found in the use of E10 fuel of 0.000338 kg/hP while the highest fuel consumption was produced by E20 fuel of 0.0000406 kg/hP. For the highest Bmep on E15 fuel of 11.91 Psi and the lowest on E20 fuel of 11.39 Psi Keywords: bioethanol; BMEP; power; torque 1. For maximum power produced on E15 fuel of 6.47 hp and a maximum torque of 5.16 Nm. keywords: bioethanol; e20; engine; fuel; power; rpm; speed; torque cache: jemmme-17779.pdf plain text: jemmme-17779.txt item: #33 of 95 id: jemmme-17780 author: Bagus Prasetiyo, Angger; Sekarjati, Kartinasari Ayuhikmatin ; Tontowi, Alva Edy title: Application of RSM Method in Optimization of 3D Printing Machine Process Parameters Using Biocomposite Materials (PMMA/Hydroxyapatite) to Get the Highest Tension Strength date: 2021-12-17 words: 3408 flesch: 58 summary: This data is used as a reference for 3D printing machine parameter settings for specimen printing in order to achieve the best tensile strength. This research mixed PMMA material with hydroxyapatite (HA) material. keywords: material; printing; response; speed; strength; tensile; value cache: jemmme-17780.pdf plain text: jemmme-17780.txt item: #34 of 95 id: jemmme-18140 author: Wilarso; Ari Dwi Wibowo title: Online Blade Washing Analysis on Mitsubishi M701F Gas Turbine Performance in Power Plants date: 2022-09-15 words: 4470 flesch: 73 summary: 5. Borello D, D’Angeli L, Salvagni A, Venturini P, Rispoli F. Study of particles deposition in gas turbine blades in presence of film cooling,DOI: 10.1115/GT2014-26250. Rani S. Common failures in gas turbine blade: a critical review, DOI: 10.5281/zenodo.1207072. keywords: air; blade; compressor; energy; fuel; gas; online; performance; turbine; valve; washing cache: jemmme-18140.pdf plain text: jemmme-18140.txt item: #35 of 95 id: jemmme-19006 author: Titahelu, Nicolas; Latuny, Jonny; Tupamahu, Cendy Sophia Edwina; Sarwuna, Sefnath Josep Etwan title: Pitch Pitch ratio effect on the effectiveness of condenser for essential oil distillation date: 2021-12-20 words: 4809 flesch: 51 summary: [18], analysis of the effectiveness of helical pipe heat exchanger for eucalyptus essential oil distillation numerically by varying the pitch ratio. Keywords: Pitch ratio; helical coil pipe; condenser; effectiveness; clove essential oil 1. keywords: coefficient; coil; coil pipe; condenser; distillation; effectiveness; experimental; heat; heat transfer; pipe; pitch ratio; ratio; shell; transfer cache: jemmme-19006.pdf plain text: jemmme-19006.txt item: #36 of 95 id: jemmme-19082 author: Sari, Dewi Puspita; Arifin, Amir; Gunawan, Gunawan; Adanta, Dendy; Asura, Ihsan; Syofii, Imam title: Flow Rate Effects on Microstructure and Mechanical Properties for Titanium Weld Joint date: 2021-12-19 words: 2999 flesch: 57 summary: The effect of argon flow rate on the mechanical properties of titanium welding and its microstructures is investigated by hardness and tensile tests. Therefore, this study investigates the effect of argon flow rate on mechanical properties and microstructures in titanium welding. keywords: figure; flow; material; metal; microstructure; min; rate; titanium; welding cache: jemmme-19082.pdf plain text: jemmme-19082.txt item: #37 of 95 id: jemmme-19250 author: Ramadhan, Zaid Al Kahfi; Yamin, Mohamad title: Prediction Coefficient of Pressure and Wall Friction for Turbulent Flow over a Backward Facing Step date: 2021-12-20 words: 2551 flesch: 55 summary: This study focuses on the prediction of Cp and Cf on BFS flow using Machine Learning. Various applications for BFS flow can be found in everyday life, such as airfoils, spoiler flows, flow separators behind vehicles, as well as flows around ships or buildings. keywords: bfs; doi; flow; learning; machine; model; step cache: jemmme-19250.pdf plain text: jemmme-19250.txt item: #38 of 95 id: jemmme-19458 author: Hery Soegiharto, Achmad Fauzan; Mokhtar, Ali; Sudarman; Adiwidodo, Satworo title: The Role of Flue Gas Inhibitor on Stabilizing Heptane Flame in Meso Scale Combustor date: 2021-12-30 words: 3406 flesch: 59 summary: From the graph, mesoscale combustor with flue gas inhibitor mesh 20 25 30 35 40 45 0,5 1 1,5 R e a ct a n t v e lo ci ty U c m /s The Role of Flue Gas Inhibitor on Stabilizing Heptane Flame in … 114 has narrower flammability limits compared to mesoscale combustor without flue gas inhibitors. keywords: combustor; doi; flame; flue; gas; mesh; mesoscale; temperature cache: jemmme-19458.pdf plain text: jemmme-19458.txt item: #39 of 95 id: jemmme-19461 author: Mulyono, Mulyono; Mamungkas, M Irkham; Febrian, Candra Dwi title: Design of Hollow Cone Water Gate with Hydraulic System in Karangkates Dam date: 2021-12-30 words: 1937 flesch: 67 summary: The hydrostatic pressure in hollow cone valve can be calculated with p equation [7]: p = ρ.g.h p is the hydrostatic pressure (N/m2), ρ is water density (1.000 kg/m3), g is gravity (m/s2), and h is the height of water pressure (m), p = 1.000 kg/m3 x 9,8 m/s2 x 38,85 m = 380.730 N/m2 = 38.832,6554 kg/m2 = 38,8 ton/m2 Open hollow cone valve In designing the hollow cone valve for Karangkates Dam, the material was determined to steel. keywords: cone; dam; gate; valve; water cache: jemmme-19461.pdf plain text: jemmme-19461.txt item: #40 of 95 id: jemmme-19827 author: Farrasandi, Farhan Adi; Sasmita, Firmansyah; Ardy, Husaini title: The Effect of Copper (II) Nitrate Addition and Tensile Stress on SCC of C44500 Material Tube date: 2021-12-19 words: 4705 flesch: 54 summary: Besides, observation was also for non-dezincified specimen, labeled as number 12 with highest tensile stress applied. 6. S. Fernández, Corrosion Science, Corrosion SciencePassivity Breakdown and Stress Corrosion Cracking of α-brass in Sodium Nitrate, pp. 1643-1652, 2005. keywords: astm; copper; corrosion; crack; dezincified; material; nitrate; specimens; stress; tensile cache: jemmme-19827.pdf plain text: jemmme-19827.txt item: #41 of 95 id: jemmme-19828 author: Sutarno; Widyanto, Bambang; Syuryana, E.P.; Wahyudi, Soleh; Bayan, Fikri Septian Nurul; Rachma, Camalia Bani; Pratama, Gusti Verhan; Riskamti; Muwaffaq, Ariq Akmal title: Optimization of the Effect of Electropolishing's Current Density and Time on Roughness, Microstructure and Corrosion Resistance date: 2022-09-15 words: 4086 flesch: 47 summary: Flowcharts The series of electropolishing processes as presented in Figure 5. Flowchart of electropolishing process Part of pharmaceutical equipment before electropolishing Measurement of component roughness Electropolishing Emersion of elements Rinsing Roughness Pickling and rinsing Grinding and polishing Rinsing on H2SO4 Rinsing Hot rinsing Roughness measurement keywords: 316l; aisi; current; density; electropolishing; engineering; equipment; figure; material; process; roughness; surface; time cache: jemmme-19828.pdf plain text: jemmme-19828.txt item: #42 of 95 id: jemmme-20669 author: Jufri, Mohammad; Ginola, Yeshar Ego; Hendaryati, Rr. Heni ; Saifullah, Ali; Daryono title: The Effect of Electroplating Hard Chrome with Different Dissolvent Compositions to the Mechanical Properties of ST-37 date: 2022-09-15 words: 2288 flesch: 61 summary: Electroplating hard chrome is a metal plating process with hard chrome which aims to not only coat as decorative, but also to coat metal surfaces more strongly, according to their use in the engineering world. In this research, hard chrome electroplating process will be carried out. keywords: chrome; dissolvent; electroplating; impact; solution; surface cache: jemmme-20669.pdf plain text: jemmme-20669.txt item: #43 of 95 id: jemmme-23086 author: Nusyirwan; Rani, Mutya; Pratama, Rully title: Identification of the fracture surface of thermoset polyester due to bending load date: 2022-11-25 words: 3614 flesch: 57 summary: In this study, the mechanical properties of the polyester polymer were strengthened by mixing with vinyl ester polymer to obtain a mixture of two polymer materials that have good mechanical properties from pure polyester polymer (13)(3)(14). The deformation mechanism of polyester material by mixing it with vinyl ester and MMA can increase the plastic deformation of the brittle nature of pure polyester. keywords: bending; fracture; material; polyester; polymer; properties; surface; vinyl; vol cache: jemmme-23086.pdf plain text: jemmme-23086.txt item: #44 of 95 id: jemmme-25229 author: Faishol, Ahmad; Mulyadi; Widodo, Edi title: Capacity and power analysis on inclined screw conveyor using DEM simulation date: 2023-07-13 words: 2177 flesch: 56 summary: Screw conveyor simulation results with various variations S/N 1 2 3 4 5 6 7 8 9 Inclination 00 00 00 200 200 200 450 450 450 Speed (rpm) 50 75 100 50 75 100 50 75 100 Capacity (t/hr) Sebuah Kajian Pustaka: JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol.8, No. 1, 2023 ISSN 2541-6332 | e-ISSN 2548-4281 Journal homepage: http://ejournal.umm.ac.id/index.php/JEMMME Faishol | Capacity and power analysis on inclined screw conveyor using DEM… 1 Capacity and power analysis on inclined screw conveyor using DEM simulation Ahmad Faishola, Mulyadia, Edi Widodoa a Mechanical Engineering, Universitas Muhammadiyah Sidoarjo Jl. keywords: capacity; conveyor; inclination; power; rpm; screw; simulation cache: jemmme-25229.pdf plain text: jemmme-25229.txt item: #45 of 95 id: jemmme-25512 author: Susilo, Bayu; Nurrohkayati, Anis Siti; Pranoto, Sigiet Haryo; Nugroho, Andi title: Prototype of the chopping machine for the fronds and leaves of oil palms date: 2023-06-12 words: 3085 flesch: 67 summary: The results of chopped palm fronds and leaves that have been chopped and are considered large enough will be filtered and then chopped again. Chopped oil palm leaves It can be seen in the picture that the chopped results of oil palm leaves can be chopped finely, and the fronds of the oil palm are also finely chopped. keywords: chopping; fronds; leaves; machine; oil; palm; prototype; results; waste cache: jemmme-25512.pdf plain text: jemmme-25512.txt item: #46 of 95 id: jemmme-25570 author: Budiarto, Balla Wahyu; Wirawan, Willy Artha; Rozaq, Fadli; Rachman, Natriya Faisal; Oktaria, Dhina Setyo title: Effect of fiber length on tensile strength, impact toughness, and flexural strength of Banana Stem Fiber (BSF)-polyester composite for train body date: 2023-08-01 words: 3251 flesch: 63 summary: Sebuah Kajian Pustaka: JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol. 8, No. 1, 2023 ISSN 2541-6332 | e-ISSN 2548-4281 Journal homepage: http://ejournal.umm.ac.id/index.php/JEMMME Budiarto | Effect of fiber length on tensile strength, impact toughness, and flexural… 7 Effect of fiber length on tensile strength, impact toughness, and flexural strength of Banana Stem Fiber (BSF)-polyester composite for train body Balla Wahyu Budiartoa, Willy Artha Wirawanb, Fadli Rozaqc, Natriya Faisal Rachmand, Dhina Setyo Oktariae a,b,cRailway Mechanics Technology, Indonesian Railway Polytechnic, Tirta Raya street, Pojok, Nambangan Lor, Manguharjo, Madiun, Indonesia 63161 d,eRailway Electrical Technology, Indonesian Railway Polytechnic, Tirta Raya street, Pojok, Nambangan Lor, Manguharjo, Madiun, Indonesia 63161 e-mail: balla@ppi.ac.id, willy@pengajar.ppi.ac.id Abstract Fiber length has no significant effect on the flexural strength of the BSF composite. keywords: composite; doi; fiber; fiber length; impact; length; specimen; strength; tensile cache: jemmme-25570.pdf plain text: jemmme-25570.txt item: #47 of 95 id: jemmme-26425 author: Nugroho, Gunawan; Sasongko, Herman; Adenan, Mohammad; Sarwono; Mirmanto, Heru title: A CFD analysis of NACA 0015 airfoil as a horizontal stabilizer with gap length variations date: 2023-06-15 words: 2650 flesch: 60 summary: Moreover, the lift coefficient is 1.83 for 10-degree horizontal stabilizer (gap length 2%). Pressure contour of 2° AoA (1) DF 16°; (2) DF 20° and gap length (a) 1.75%; (b) 2%; (c) 2.25% a) Elevator Deflection of 16° keywords: elevator; flow; gap; length; stabilizer cache: jemmme-26425.pdf plain text: jemmme-26425.txt item: #48 of 95 id: jemmme-4474 author: Mahmudah, Aida title: Development and Measurement of 5 kN µ-Forming Machine date: 2017-07-17 words: 3038 flesch: 55 summary: [3] made protoype of micro-forming machine with maximum capacity of 20 kN, and maximum speed of 1200 stroke/minutes. [7] develop micro-forming machine with capacity of 8.8 kN and having positional resolution of 0.12 µm. keywords: distance; forming; machine; micro; movement; path cache: jemmme-4474.pdf plain text: jemmme-4474.txt item: #49 of 95 id: jemmme-4475 author: Rusnaldy, Rusnaldy title: Analysis of the Damage of Boiler Bottom Slope Pipe in Steam Power Plant date: 2017-07-17 words: 2550 flesch: 56 summary: Simulation results also confirmed that the initial assumption on cause of pipe damage from foreign object, which is small size slag that felt from very high location so that caused high speed impact on pipe. Thermal analysis result also supporting the suspicion that slag impact on pipe was occurred in temperature under recrystallization of pipe material. keywords: area; defect; deformation; material; pipe cache: jemmme-4475.pdf plain text: jemmme-4475.txt item: #50 of 95 id: jemmme-4476 author: Whulanza, Yudan title: Realitization and Testing of Mini Extruder for Biomaterial Filament in Biomedical Application date: 2017-07-17 words: 2481 flesch: 57 summary: On the other hand, the largest diameter 1.48mm is produced by speed screw 100% and filament winding of 2000 RPM. Figure 3.5 shows that the filament’s diameter tends to increase with increasing of rotational speed screw. keywords: diameter; extruder; filament; screw; speed; winding cache: jemmme-4476.pdf plain text: jemmme-4476.txt item: #51 of 95 id: jemmme-4477 author: Aisyah, Iis Siti title: The effect of Chamfer to the Tensile Strength of Steel Jis S45cr Friction Welding Joints date: 2017-07-17 words: 2360 flesch: 64 summary: Based on the welding process, the performance of the friction welding on weld metal that has been tensile tested has a perfect point, where it is able to increase the joints on steel JIS S45Cr friction welding, so the fracture position moves into HAZ area. It is proved that the chamfer length effect to thee tensile strength of friction welding. keywords: chamfer; friction; tensile; welding cache: jemmme-4477.pdf plain text: jemmme-4477.txt item: #52 of 95 id: jemmme-4478 author: Heltina, Desi title: Modification of Carbon Nanotube for Synthesis of Titania Nanotube (Tint)-Carbon Nanotube (Cnt) Composite date: 2017-07-17 words: 2403 flesch: 52 summary: Percentage of highest degrading phenol of performance of TiNT-CNT (CTAB) composite was 38 % higher than the one of individual performance of TiNT dan CNT CTAB. Cetyl trimethyl ammonium bromide (CTAB) is one of surfactant from cationic type which could be used for modifying of CNT surface. keywords: cnt; composite; ctab; issn; jemmme; journal; tint cache: jemmme-4478.pdf plain text: jemmme-4478.txt item: #53 of 95 id: jemmme-4479 author: Jufri, Mohammad title: The Effects of Transient Temperature around Welds on Mechanical Properties of A36 Steel Plate date: 2017-07-17 words: 3786 flesch: 59 summary: Meanwhile, in parent metal the hardness decreased, yet in the second spot and the next, there was a significant increase on the hardness level on heater temperature variation of 100°C, 200°C, and 300°C. Thus, if the material (steel) was applied higher temperature, the material strength will decrease. keywords: distance; strength; temperature; ° c cache: jemmme-4479.pdf plain text: jemmme-4479.txt item: #54 of 95 id: jemmme-4480 author: Zariatin, D.L title: Analysis of Influence of Spindle Speed and Feeding Speed to Tool Wear and Surface Roughness date: 2017-07-17 words: 2566 flesch: 58 summary: Raya Lenteng Agung, Srengseng Sawah Jakarta Selatan Fax : (021)7270128 Email: dedeliazariatin@univpancasila.ac.id Abstract One of the problem in metal cutting is tool wear. Some theory on tool wear has been proposed, but still need verification thru experimental works to determine parameters and constants of tool life typical to machine tool condition and machining process. keywords: machining; roughness; run; surface; tool; wear cache: jemmme-4480.pdf plain text: jemmme-4480.txt item: #55 of 95 id: jemmme-4689 author: Choiron, Moch. Agus; Ida, Zumrotul; Purnowidodo, Anindito; Rivai, Ahmad title: Energy Absorption and Deformation Pattern Analysis of Initial Folded Crash Box Subjected to Frontal Test date: 2017-11-09 words: 1933 flesch: 57 summary: Shell element has been used to mesh crash box model with element size of 1.3 mm. Through computer simulation using 9 models, the obtained result was used to provide the better design of crash box. keywords: absorption; box; crash; energy; model cache: jemmme-4689.pdf plain text: jemmme-4689.txt item: #56 of 95 id: jemmme-4796 author: Caesarendra, Wahyu title: A Method to Extract P300 EEG Signal Feature Using Independent Component Analysis (ICA) for Lie Detection date: 2017-11-09 words: 2561 flesch: 61 summary: Based on these problems, the EEG is examined as one of the alternative methods for lie detection, with the premise that EEG signals will be more difficult to fool than physiological responses to polygraphy. ICA is a method used in separating EEG signals from artefact estimation of a signal without the need for a reference channel. keywords: eeg; frequency; jemmme; lie; signal; subject cache: jemmme-4796.pdf plain text: jemmme-4796.txt item: #57 of 95 id: jemmme-4898 author: Suprihanto, Agus title: Evaluation The Effect Of HTGN Treatments On The Corrosion Resistance and Magnetic Properties Of Austenitic Stainless Steel 316L And 316LVM date: 2017-11-09 words: 2602 flesch: 47 summary: Increasing the nitrogen concentration produces higher corrosion resistance. Stainless steel for implant and medical devices such as 316L and 316LVM not only have to high corrosion resistance but also have to magnetic properties stabilities. keywords: 316l; corrosion; htgn; phase; properties; resistance; steel cache: jemmme-4898.pdf plain text: jemmme-4898.txt item: #58 of 95 id: jemmme-4899 author: Fakhruddin, Muhammad; Choiron, Mochammad Agus; Purnowidodo, Anindito title: THE INFLUENCE OF PROCESS PARAMETERS TOWARD COLLAR HEIGHT ON INCREMENTAL BACKWARD HOLE-FLANGING PROCESS date: 2017-11-09 words: 2789 flesch: 66 summary: Incremental forming process for producing prototype parts with round hole-flanges was studied [2]. Process parameter radial forming step size (Δx/y), P-value = 0.000 < keywords: collar; forming; height; hole; process; step cache: jemmme-4899.pdf plain text: jemmme-4899.txt item: #59 of 95 id: jemmme-4902 author: Hendaryati, Heni; Mokhtar, Ali title: Spider Web Shape of Brass Catalytic Converter for Reducing Exhaust Gas Emission date: 2017-11-09 words: 2183 flesch: 54 summary: CO2 (%) O2 (%) 1500 average 214.4 2.978 3.66 14.84 2000 average 228.0 2.874 3.40 15.52 2500 average 251.8 2.430 2.86 16.28 3500 average 260.6 3.330 3.68 14.22 JEMMME, Vol.2, No. 1, May 2017 ISSN 2541-6332 e-ISSN 2548-4281 JEMMME | Journal of Energy, Mechanical, Material, and Manufacturing Engineering 45 Table 3.2 Content of exhaust gas for catalytic converter installed exhaust system Engine rpm Data HC (ppm) CO (%) Keywords: spider web, brass, catalytic converter, gas emission 1. keywords: catalytic; converter; emission; exhaust; gas; system cache: jemmme-4902.pdf plain text: jemmme-4902.txt item: #60 of 95 id: jemmme-4904 author: Hariyadi, Eko; Jufri, Mohammad; Hasanuddin, Hasanuddin title: Comparison of Corrosion Rate on Paint Coated and Uncoated SS400 Steel date: 2017-11-09 words: 2246 flesch: 59 summary: Corrosion rate in NaCl solution The data related to corrosion rate in 30% NaCl was given in Figure 3.2. It was found that the highest lost of mass was for unpolished uncoated one dipped in H2SO4 with corrosion rate of 4,566.06 mpy. keywords: corrosion; paint; rate; solution; specimen; water cache: jemmme-4904.pdf plain text: jemmme-4904.txt item: #61 of 95 id: jemmme-4905 author: Hariyadi, Setyo title: An analysis on Aerodynamics Performance Simulation of NACA 23018 Airfoil Wings on Cant Angles date: 2017-11-09 words: 3535 flesch: 60 summary: Mainly, winglet used for increasing aerodynamic efficiency, it decreases induced drag caused by vortex on wings tip. It is a unit of additional small wings attached on wing tip. keywords: angle; attack; drag; jemmme; lift; tip; wing; winglet cache: jemmme-4905.pdf plain text: jemmme-4905.txt item: #62 of 95 id: jemmme-5027 author: Sindhu, Marcellinus title: The Influence of Flooding Phenomenon to Pressure Drop on Hotleg Simulator with L/D=25 date: 2017-12-28 words: 2836 flesch: 54 summary: Another definition of flooding was stated by Issa [5] as a condition when increase in air mass flow followed by stop of water flow carried by air flow partially or wholly. [2]) Installation of experiment was consisted of equipment to control water flow, equipment to control air, and equipment of testing section. keywords: air; flooding; flow; pipe; pressure; water cache: jemmme-5027.pdf plain text: jemmme-5027.txt item: #63 of 95 id: jemmme-5028 author: Ariawan, Radhi title: Characteristic Study of Film Thickness on Countercurrent of Water-Air Flow in Hot-Leg Simulator of L/D = 25 by using Parallel-Wire Methods date: 2017-12-28 words: 2933 flesch: 55 summary: The decrease of film thickness was detected by sensor 7, in which JL was fixed and increase of JG until over of the flooding peed generated occurrence of film flow which up-down and finally goes to zero In this condition, valve connected to supply tank outlet was closed to prevent water flow out from tank. keywords: film; flooding; flow; onset; sensor; thickness; water cache: jemmme-5028.pdf plain text: jemmme-5028.txt item: #64 of 95 id: jemmme-5029 author: Hartono, Samuel; Deendarlianto, Deendarlianto title: Influence of Horizontal Pipe Length to Flooding of Counter Current of Water-Air Flow in Complex Pipe date: 2017-12-28 words: 3309 flesch: 55 summary: This condition makes air velocity flow above water phase become faster which followed by higher friction force on the interface of watre-air. In this research, the captured images wer showing of the position of onset of flooding for different value of L/D. In the Figure 3.2, it was presented that for higher L/D (horizontal pipe getting longer) and JL = 0.016 m/s the position of onset flooding was shifted toward leg of elbow. keywords: flooding; flow cache: jemmme-5029.pdf plain text: jemmme-5029.txt item: #65 of 95 id: jemmme-5053 author: Wirawan, Willy Artha; Setyabudi, Sofyan Arief; Widodo, Teguh Dwi; Choiron, Moch. Agus title: Surface Modification with Silane Coupling Agent on Tensile Properties of Natural Fiber Composite date: 2017-12-28 words: 2241 flesch: 54 summary: The purpose of this study is to modify biocomposite by adding methacryloxypropyltrimethoxysilane-coupling agent on waru bark fiber (Hibiscus tiliaceus) as an effort to improve tensile properties. The effort of this study is to improve tensile properties of waru bark fiber (Hibiscus tiliaceus) biocomposites by surface modification using methacryloxypropyltrimethoxysilane-coupling agent. keywords: alkali; biocomposite; fiber; figure; issn; jemmme; silane cache: jemmme-5053.pdf plain text: jemmme-5053.txt item: #66 of 95 id: jemmme-5054 author: Afisna, Lathifa Putri; Juwana, Wibawa Endra; Indarto, Indarto; Deendarlianto, Deendarlianto; Nugroho, Fellando Martino title: Performance of Porous-Venturi Microbubble Generator for Aeration Process date: 2017-12-28 words: 3162 flesch: 50 summary: Change on water debit will influence bubble size distribution. Hereinafter, probability curve of bubble size distribution in this range increase in line with the increment of water debit. keywords: bubble; debit; distribution; gas; generator; lpm; microbubble; power; water cache: jemmme-5054.pdf plain text: jemmme-5054.txt item: #67 of 95 id: jemmme-5070 author: Kusyairi, Imam title: The Influence of Origami and Rectangular Crash Box Variations on MPV Bumper with Offset Frontal Test Examination toward Deformability date: 2017-12-28 words: 2577 flesch: 60 summary: Simulation test modeled with impactor, bumper and crash box, while offset frontal test with 16 km/h impact speed conducted using material bilinear isotropic hardening modeling. Keywords: crash box; origami; MPV Car; deformation 1. keywords: box; bumper; crash; energy; figure; origami; research cache: jemmme-5070.pdf plain text: jemmme-5070.txt item: #68 of 95 id: jemmme-5111 author: Suwarsono, Suwarsono; Budiono, Budiono title: Water Turbine Simulation using Autodesk Simulation CFD date: 2017-12-28 words: 2068 flesch: 61 summary: Water power can be calculated with the formulation: Dair = . Water turbine or Water-sourced Power Plant is primary mechanism except generator. keywords: energy; power; turbine; water cache: jemmme-5111.pdf plain text: jemmme-5111.txt item: #69 of 95 id: jemmme-5618 author: Himarosa, Rela Adi; Suyitno, Suyitno title: Design, Fabrication, and Testing of Prototype of Total Lumbar Disc Replacement date: 2018-06-30 words: 1883 flesch: 64 summary: In this study, we constructed a new model of TDR implant, which is feasible to be mass- produced in Indonesia and performed static test to examine the mechanical properties of the new model. Marney also developed Prodisc-L® Figure 2.1b in France in 1989 which is first used in 1990 TDR implants should meet three criteria in order to be an effective implant. keywords: compressive; implant; issn; spine; tdr; test cache: jemmme-5618.pdf plain text: jemmme-5618.txt item: #70 of 95 id: jemmme-5711 author: Budiantoro, Cahyo; Nugroho, Adi title: Effect of Mould and Melt Temperature on the Properties of Styrene Acrylonitrile Moulded Parts date: 2018-06-30 words: 2714 flesch: 54 summary: Influence of mould temperature on longitudinal shrinkage 3.2 Influence of melt temperature on experimental values Increase the barrel temperature will result in higher melt temperature. Influence of melt temperature on longitudinal shrinkage Increasing of melt temperature will decrease the longitudinal shrinkage due to less orientation degree, since the orientations have more time to relax and hence the remaining orientation in the part will be less. keywords: melt; mould; pressure; shrinkage; temperature cache: jemmme-5711.pdf plain text: jemmme-5711.txt item: #71 of 95 id: jemmme-5761 author: Sastrowiyono, Supriyono title: The Effect of the Ball Size on the Product Characteristics of Shaker HEBM to Produce Nano Particle from Bamboo Charcoal date: 2018-06-30 words: 2694 flesch: 69 summary: The characteristics of the particle are represented by particle size, surface morphology, and the substances presence in the product. PSA results indicate that there is no certain correlation between the steel ball size and particle size. keywords: ball; energy; hebm; issn; particle; size; steel cache: jemmme-5761.pdf plain text: jemmme-5761.txt item: #72 of 95 id: jemmme-5825 author: Darsin, Mahros; Pasang, Timotius; Chen, Zhan title: Forces Perspective of Drillability of Titanium Alloy 6Al-2Sn-4Zr-6Mo date: 2018-06-30 words: 3307 flesch: 69 summary: Cutting force (Fc) and feed force (Fk) have been discussed on machining three kind of titanium alloys Ti-6Al4V, Ti-54M and Ti-10.2.3 with variation in machining parameters. This paper concerns on drillability of Ti-6Al-2Sn-4Zr-6Mo (Ti-6246) from the point view of thrust force (Fz) & torque (Mz) using a TiAlN CVD coated carbide tool. keywords: coolant; cutting; drilling; feed; forces; rate; thrust; torque cache: jemmme-5825.pdf plain text: jemmme-5825.txt item: #73 of 95 id: jemmme-5877 author: Fahruddin, A'rasy title: Effect of Pipe Cutting Gap using CNC toward Surface Hardness date: 2018-12-31 words: 1752 flesch: 61 summary: Abstract This research concerned the standard value of surface roughness on Computer Numerical Control (CNC) to obtain fine pipe cutting result and is more useful for company to simply recognize the appropriate standard gap in designing. Based on the experiment, it shows that gap design for pipe with Computer Numeric Control (CNC) in 30 mm has less optimum result because its cutting result still has crust, the gap is still considered too close. keywords: cutting; gap; result; surface cache: jemmme-5877.pdf plain text: jemmme-5877.txt item: #74 of 95 id: jemmme-5880 author: Kurniawati, Dini title: Effect of Alkaline Metal Catalyst to Transesterification of Jatropha Curcas oil date: 2018-06-30 words: 4148 flesch: 59 summary: Graphic 3.3a, b and c shows that methyl esters content increases with the increment of transesterification reaction temperature. Yet, in 70oC, methyl esters content is decreasing as transesterification reaction temperature above methanol boiling point. keywords: biodiesel; catalyst; esters; fuel; methyl; oil; reaction; temperature cache: jemmme-5880.pdf plain text: jemmme-5880.txt item: #75 of 95 id: jemmme-5882 author: Sari, Yunita; Ma'arif, Mochammad Syamsul title: Thermal Characteristic of Fire Resistance Electrical Cable for Residential Wiring Installation date: 2018-06-30 words: 2094 flesch: 58 summary: It consisted of DSC test, flame test, and current injection test. The test is intended to be standard for fire resistance cable. keywords: cable; current; engineering; fire; flame; test cache: jemmme-5882.pdf plain text: jemmme-5882.txt item: #76 of 95 id: jemmme-5884 author: Choirotin, Ismi; Choiron, Moch. Agus title: Defect Prediction at The Superplastic Forming Process of The Bipolar Plate by Simulation date: 2018-06-30 words: 1918 flesch: 47 summary: Simulate the fabrication of bipolar plate by a number of forming temperature (350 – 450 °C) and air pressure (0.25 – 1 MPa) utilize Ansys, resulting maximum thickness reduction and effective stress occurred at 450 °C and 1 MPa. Bipolar plate was very important as its function as a part that produces the electricity and as a frame where the fuel cell stack. keywords: forming; plate; temperature cache: jemmme-5884.pdf plain text: jemmme-5884.txt item: #77 of 95 id: jemmme-6831 author: Kusyairi, Imam; Choiron, Moch. Agus; Irawan, Yudy Surya; Himawan, Helmy Mukti title: Effects of Origami Pattern Crash Box and Rectangular Pattern Crash Box on The Modelling Of MPV Car Structure on Deformation date: 2018-12-31 words: 3136 flesch: 63 summary: The development of origami pattern crash box on the addition of origami trapezoid geometry model is performed by Zhou et Pre folded pattern in origami pattern crash box can absorb kinetic energy. keywords: box; crash; crash box; energy; figure; issn; origami; pattern; research cache: jemmme-6831.pdf plain text: jemmme-6831.txt item: #78 of 95 id: jemmme-6846 author: Chowdhury, Azrin Akhter; Aisyah, Iis Siti title: Mechanical and Corrosive Nature of Galvanized Steel in Sodium Chloride Solution date: 2018-12-31 words: 3257 flesch: 62 summary: Corrosion rate for 25hr and 30hr again shows different behavior. Corrosion rate According to the graph, the reaction can be categorized into three parts that include the active, passive and the transmissive regions. keywords: aluminum; corrosion; issn; jemmme; rate; zinc cache: jemmme-6846.pdf plain text: jemmme-6846.txt item: #79 of 95 id: jemmme-6958 author: Ansori, Faisal; Widodo, Edi title: Analysis on Centrifugal Pump Performance in Single, Serial, and Parallel date: 2018-12-31 words: 2268 flesch: 67 summary: Single centrifugal pump full valve openings 0.409 kg / cm², the opening of the valve ¾ 0,209 kg / cm² and the opening of the valve ½ 00,069 kg / cm² resulted the smaller opening valve the smaller the head as well, and the greater valve opening, the bigger head in the can. Water Debit in Full Aperture Graphic 4 shows head on parallel centrifugal pump is not achieving 0.2 kg/cm², while in serial and single centrifugal pump is the same in 0.4 kg/cm². keywords: aperture; flow; head; pump; single; valve cache: jemmme-6958.pdf plain text: jemmme-6958.txt item: #80 of 95 id: jemmme-6977 author: Putri, Farika; Caesarendra, Wahyu; Pamanasari, Elta Diah; Ariyanto, Mochammad; Setiawan, Joga D title: Parkinson Disease Detection Based on Voice and EMG Pattern Classification Method for Indonesian Case Study date: 2018-12-31 words: 4189 flesch: 61 summary: Figure.4 Plot example of two voice features for 23 subjects: (a) Flo feature and (b) Jitter absolute feature 4.2 Feature extraction results of EMG signals Two example of EMG features from tip toe experiment are presented in Fig. Two example of EMG features from twist experiment are presented in Fig. keywords: class; classification; emg; healthy; issn; jemmme; layer; subjects; voice cache: jemmme-6977.pdf plain text: jemmme-6977.txt item: #81 of 95 id: jemmme-7011 author: Effendi, Riki; Maghfurah, Fadwah; Rudiarto, Rudiarto title: Optimization Design of Multifunction Machines For Making 2 Kinds of Animal Feed date: 2018-12-31 words: 3578 flesch: 65 summary: So the estimation in the selection of electric motors used in the optimization of multifunctional engine design for the manufacture of animal feed using the selection of electric motors with engine power specifications of 0.50 HP with a rotation of 1400 Rpm. The method used in the design of multifunctional animal feed machines is to design the design of parts and make material selection and calculate the strength or power of the multifunctional animal feed machine manually. keywords: blade; corn; electric; feed; issn; jemmme; material; milling cache: jemmme-7011.pdf plain text: jemmme-7011.txt item: #82 of 95 id: jemmme-7092 author: Winardi, Yoyok; Munaji, Munaji title: Failure Analysis of Brake Panel on Automotive Braking System date: 2019-05-30 words: 2199 flesch: 37 summary: Keywords: brake panel; failure analysis; stress concentration 1. Commonly brake panel is made from aluminum alloys. keywords: brake; braking; casting; failure; panel; system; vol cache: jemmme-7092.pdf plain text: jemmme-7092.txt item: #83 of 95 id: jemmme-7093 author: Winarno, Rudi; Daryono, Daryono; Jufri, Moh. title: The Influence of Welding Ampere Range to ST-40 Shear Strength with Butt Joint date: 2018-12-31 words: 1957 flesch: 65 summary: On the other hand, the higher ampere range on welding process results higher shear strength. Many factors can influence welding result [1], namely method and procedure of welding, equipment, materials needed, electrode, ampere range applied, seam distance, and seam angle applied [2][3]. keywords: ampere; fracture; metal; shear; strength; welding cache: jemmme-7093.pdf plain text: jemmme-7093.txt item: #84 of 95 id: jemmme-7672 author: Irawan, Yosua Heru; Bramantya, Muhammad Agung title: Numerical Simulation of the Effect of Wind Velocity on the Counter-Rotating Wind Turbines Performance date: 2019-05-30 words: 3801 flesch: 37 summary: The first step is flow driven rotor simulation, which is used to calculate rotation speed. Flow driven rotor simulation and steady state simulation use the same simulation parameters. keywords: distance; power; rotor; simulation; velocity; wind; wind velocity cache: jemmme-7672.pdf plain text: jemmme-7672.txt item: #85 of 95 id: jemmme-7737 author: Redha, Amenah E. Mohammed title: Evaluation and Analysis of Lightweight Concrete (LWC) Manufacturing and Applications date: 2019-05-30 words: 3711 flesch: 16 summary: Fly ash spesifications Density Kg/m3 Strength N/mm2 Water Absorption (%) Thermal Conductivity W/m.K Sound Insulation in dB 1000 6 12 0.7 35 1100 9 12 0.75 36 1200 12 14 0.79 37 1300 14 11 0.79 38 1400 15 10 0.79 38 4. CONCLUSION This paper presents the evaluation and review of lightweight concrete (LWC) manufacturing and applications. Effect of expanded perlite on the mechanical properties and thermal conductivity of lightweight concrete. keywords: cement; concrete; lightweight; lwc; manufacturing; material; properties; strength; table; type; water cache: jemmme-7737.pdf plain text: jemmme-7737.txt item: #86 of 95 id: jemmme-7982 author: Harianto, Harianto; Irawan, Yosua Heru; Yawara, Eka; Bakhtiar, Husni title: Effect of Tapper Ratio on a Car Rear Spoiler Performance date: 2019-05-30 words: 5511 flesch: 58 summary: Pressure contour at tapper ratio of 1:0.5 JEMMME (Journal of Energy, Mechanical, Material, and Manufacturing Engineering) Vol.4, No. 1, May 2019 Harianto | Effect of Taper Ratio on Car Rear Spoiler Performance 7 Figure 5 presents the pressure generated from an airfoil with a variation of 1: 0.5 tapper ratio with two different sides, namely the symmetry side and the base side. The pressure on the upper side of the airfoil higher than the lower side of the airfoil shows downforce in this type of tapper ratio variation. keywords: airfoil; base; edge; pressure; ratio variation; symmetry; tapper ratio cache: jemmme-7982.pdf plain text: jemmme-7982.txt item: #87 of 95 id: jemmme-8222 author: Nugroho, Aris Widyo; Budiantoro, Cahyo title: Improving the tensile properties of 3D printed PLA by optimizing the processing parameter date: 2019-05-30 words: 3860 flesch: 42 summary: This research focuses on the influence of parameter process on mechanical properties of the PLA products being fabricated by using Prusa I3 3D printer using Repetier-Host software. The value of each level of process parameters used in this study is derived from PLA data sheet material, pre-experiments and from previous research literature studies. keywords: extrusion; infill; parameters; process; properties; strength; tensile; width cache: jemmme-8222.pdf plain text: jemmme-8222.txt item: #88 of 95 id: jemmme-8435 author: Ma'arif, Moch. Syamsul; Cook, Christopher David title: Performance of Non-rotating Shoulder Tool in Weld Joint and Forces of Friction Stir Welding date: 2019-05-30 words: 2931 flesch: 44 summary: 9. Cederqvist, L., Garpinger, O., H¨agglund, T., Robertsson, A. 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Since decrease in welding forces after 300 0C is not significant, it is wise to not to increase initial temperature too high during oxidation and other chemical reaction may occurred. keywords: forces; shoulder; tool; welding; work cache: jemmme-8435.pdf plain text: jemmme-8435.txt item: #89 of 95 id: jemmme-8531 author: Saifullah, Ali; Reynaldi, Ferdian; Aisyah, Iis Siti; Heri Soegiharto, Achmad Fauzan title: The Effect of Heat Treatment on Hardness and Microstructure of Al-Cu Squeeze Casting Product date: 2019-05-30 words: 2500 flesch: 25 summary: Heat treatment followed by quenching process significantly increase the hardness, it is because of the more solid and smaller granular shape due to quenching Keywords: Al-Cu; hardness test; heat treatment, squeeze casting 1. E-mail: siti@umm.ac.id Abstract This research was conducted with the purpose of knowing the change mechanical properties of Al - Cu squeeze casting product which applied heat treatment and quenching. keywords: casting; hardness; heat; microstructure; treatment cache: jemmme-8531.pdf plain text: jemmme-8531.txt item: #90 of 95 id: jemmme-8668 author: Riyadi, Sugeng; Setaji, Yogi; Pamekas, Hansyah Faisal; Setiawan, Reza title: Design of Hybrid Smokeless Waste Burners Machine for Producing Organic Fertilizer date: 2019-11-30 words: 2345 flesch: 58 summary: Water scrubber technology design From the Figure 6, water scrubber technology is used to filter smoke using water. Combustion smoke can be cleaned with water scrubber technology where is spraying water from sprinkles filter to entire region that smoke is flowed. keywords: design; figure; technology; waste; water cache: jemmme-8668.pdf plain text: jemmme-8668.txt item: #91 of 95 id: jemmme-8781 author: Effendi, Riki; Maghfurah, Fadwah title: Strength Analysis of Steel Construction and Swing Hanger Using Theoretical Method and Simulation of Finite Element date: 2019-11-30 words: 2720 flesch: 57 summary: The study focused on the stress analysis of the test material to determine and classify the test material with SNI reference which applies as a condition for the application of test material to a construction. Furthermore, the initial data of the swing hanger test material as well as steel construction were carried out modeling by using a solidworks computer work program application. keywords: analysis; material; results; steel; stress; test cache: jemmme-8781.pdf plain text: jemmme-8781.txt item: #92 of 95 id: jemmme-9514 author: Budiono, Budiono; Suwarsono, Suwarsono title: Inspection on Railroads Quality by using Image Processing Method date: 2019-11-30 words: 2572 flesch: 62 summary: Result of railroads surface measurement by using image processing is averagely 3.61311 mm height and 55.6000 mm width. Output of image processing is graphic of the railroads surface that is analyzed to obtain its quality from its flatness. keywords: data; figure; image; processing; rail cache: jemmme-9514.pdf plain text: jemmme-9514.txt item: #93 of 95 id: jemmme-9698 author: Adriant, Ziani; Yulianto, Yulianto; Förster, Ralf; Zariatin, Dede Lia title: The Effect of Mesh Size on Mechanical and Thermal Properties of Bamboo Composites date: 2019-11-30 words: 3695 flesch: 60 summary: Composite materials have advantages compared to metal materials which are better corrosion resistance compared to metals and for certain composite materials have better strength and stiffness The development of composite materials is not only based on synthetic fibers, but natural fibers can be used as a substitute for synthetic composites and make it a renewable natural composite. Mesh size of 20 has the best thermal conductivity where the value is 7.36 W/m.oC. Cool-box testing on mesh 20, 30, 40 compared with the same dimensions was given box styrofoam with a temperature of -2 oC. keywords: bamboo; composite; material; mesh; mesh size; properties; size; strength; test; thermal cache: jemmme-9698.pdf plain text: jemmme-9698.txt item: #94 of 95 id: jemmme-9742 author: Ahmed, Yassin Mustafa; Lafta, Hameed D.; Abdulrahman, Azhin Abdullah title: Study the durability of welding and performance of base metal of L. P. G. home cylindrical manufactured in Kurdistan region. date: 2019-11-30 words: 3683 flesch: 53 summary: The experiments were carried out on three types of LPG cylinder using in Kurdistan regions A, B, and C and an unformed plate. To carried out the samples and tests during the research we depending on the standard tests for LPG cylinders. keywords: base; cylinders; gas; lpg; material; metal; sample; tensile; test cache: jemmme-9742.pdf plain text: jemmme-9742.txt item: #95 of 95 id: jemmme-9931 author: Irawan, Yosua Heru; Harianto, Harianto title: Numerical Simulation of The Effect of Wind Velocity on The Diffuser Augmented Wind Turbines Performance date: 2019-11-30 words: 3434 flesch: 59 summary: The general theory of disk actuators that have long been used for mathematical modeling of wind turbine performance is used to model DAWT with the addition of several empirical equations (3). Simulations are carried out at low, medium, and high wind speeds to determine the increase in wind turbine performance with the addition of a diffuser. keywords: dawt; diffuser; tsr; wind cache: jemmme-9931.pdf plain text: jemmme-9931.txt