id	sid	tid	token	lemma	pos
cet-689	1	1	chemical	chemical	NOUN
cet-689	1	2	engineering	engineering	NOUN
cet-689	1	3	transactions	transaction	NOUN
cet-689	1	4	vol	vol	NOUN
cet-689	1	5	.	.	PROPN
cet-689	1	6	70	70	NUM
cet-689	1	7	,	,	PUNCT
cet-689	1	8	2018	2018	NUM
cet-689	1	9	a	a	DET
cet-689	1	10	publication	publication	NOUN
cet-689	1	11	of	of	ADP
cet-689	1	12	the	the	DET
cet-689	1	13	italian	italian	ADJ
cet-689	1	14	association	association	NOUN
cet-689	1	15	of	of	ADP
cet-689	1	16	chemical	chemical	PROPN
cet-689	1	17	engineering	engineering	NOUN
cet-689	1	18	online	online	ADV
cet-689	1	19	at	at	ADP
cet-689	1	20	www.aidic.it/cet	www.aidic.it/cet	PROPN
cet-689	1	21	guest	guest	NOUN
cet-689	1	22	editors	editor	NOUN
cet-689	1	23	:	:	PUNCT
cet-689	1	24	timothy	timothy	PROPN
cet-689	1	25	g.	g.	PROPN
cet-689	1	26	walmsley	walmsley	PROPN
cet-689	1	27	,	,	PUNCT
cet-689	1	28	petar	petar	PROPN
cet-689	1	29	s.	s.	PROPN
cet-689	1	30	varbanov	varbanov	PROPN
cet-689	1	31	,	,	PUNCT
cet-689	1	32	rongxin	rongxin	PROPN
cet-689	1	33	su	su	PROPN
cet-689	1	34	,	,	PUNCT
cet-689	1	35	jiří	jiří	NOUN
cet-689	1	36	j.	j.	PROPN
cet-689	1	37	klemeš	klemeš	PROPN
cet-689	1	38	copyright	copyright	NOUN
cet-689	1	39	©	©	PROPN
cet-689	1	40	2018	2018	NUM
cet-689	1	41	,	,	PUNCT
cet-689	1	42	aidic	aidic	ADJ
cet-689	1	43	servizi	servizi	PROPN
cet-689	1	44	s.r.l	s.r.l	PROPN
cet-689	1	45	.	.	PUNCT
cet-689	2	1	isbn	isbn	ADJ
cet-689	2	2	978	978	NUM
cet-689	2	3	-	-	SYM
cet-689	2	4	88	88	NUM
cet-689	2	5	-	-	PUNCT
cet-689	2	6	95608	95608	NUM
cet-689	2	7	-	-	PUNCT
cet-689	2	8	67	67	NUM
cet-689	2	9	-	-	SYM
cet-689	2	10	9	9	NUM
cet-689	2	11	;	;	PUNCT
cet-689	2	12	issn	issn	PROPN
cet-689	2	13	2283	2283	NUM
cet-689	2	14	-	-	SYM
cet-689	2	15	9216	9216	NUM
cet-689	2	16	heat	heat	NOUN
cet-689	2	17	exchanger	exchanger	NOUN
cet-689	2	18	network	network	NOUN
cet-689	2	19	retrofit	retrofit	NOUN
cet-689	2	20	under	under	ADP
cet-689	2	21	fouling	fouling	NOUN
cet-689	2	22	effects	effect	NOUN
cet-689	2	23	with	with	ADP
cet-689	2	24	cleaning	clean	VERB
cet-689	2	25	schedule	schedule	NOUN
cet-689	2	26	jaturaporn	jaturaporn	VERB
cet-689	2	27	yanyongsak	yanyongsak	ADJ
cet-689	2	28	,	,	PUNCT
cet-689	2	29	kitipat	kitipat	PROPN
cet-689	2	30	siemanond	siemanond	NOUN
cet-689	2	31	*	*	PUNCT
cet-689	2	32	the	the	DET
cet-689	2	33	petroleum	petroleum	NOUN
cet-689	2	34	and	and	CCONJ
cet-689	2	35	petrochemical	petrochemical	NOUN
cet-689	2	36	college	college	NOUN
cet-689	2	37	,	,	PUNCT
cet-689	2	38	chulalongkorn	chulalongkorn	NOUN
cet-689	2	39	university	university	NOUN
cet-689	2	40	,	,	PUNCT
cet-689	2	41	soi	soi	PROPN
cet-689	2	42	chulalong	chulalong	PROPN
cet-689	2	43	korn	korn	PROPN
cet-689	2	44	12	12	NUM
cet-689	2	45	,	,	PUNCT
cet-689	2	46	phayathai	phayathai	PROPN
cet-689	2	47	rd	rd	PROPN
cet-689	2	48	.	.	PROPN
cet-689	2	49	,	,	PUNCT
cet-689	2	50	pathumwan	pathumwan	PROPN
cet-689	2	51	,	,	PUNCT
cet-689	2	52	bangkok	bangkok	PROPN
cet-689	2	53	10330	10330	NUM
cet-689	2	54	,	,	PUNCT
cet-689	3	1	thailand	thailand	PROPN
cet-689	3	2	kitipat.s@chula.ac.th	kitipat.s@chula.ac.th	PROPN
cet-689	3	3	the	the	DET
cet-689	3	4	energy	energy	NOUN
cet-689	3	5	conservation	conservation	NOUN
cet-689	3	6	by	by	ADP
cet-689	3	7	heat	heat	NOUN
cet-689	3	8	exchanger	exchanger	NOUN
cet-689	3	9	network	network	NOUN
cet-689	3	10	(	(	PUNCT
cet-689	3	11	hen	hen	NOUN
cet-689	3	12	)	)	PUNCT
cet-689	3	13	is	be	AUX
cet-689	3	14	important	important	ADJ
cet-689	3	15	in	in	ADP
cet-689	3	16	process	process	NOUN
cet-689	3	17	design	design	NOUN
cet-689	3	18	according	accord	VERB
cet-689	3	19	to	to	ADP
cet-689	3	20	increase	increase	NOUN
cet-689	3	21	in	in	ADP
cet-689	3	22	energy	energy	NOUN
cet-689	3	23	costs	cost	NOUN
cet-689	3	24	and	and	CCONJ
cet-689	3	25	global	global	ADJ
cet-689	3	26	environmental	environmental	ADJ
cet-689	3	27	concerns	concern	NOUN
cet-689	3	28	.	.	PUNCT
cet-689	4	1	to	to	PART
cet-689	4	2	minimize	minimize	VERB
cet-689	4	3	the	the	DET
cet-689	4	4	energy	energy	NOUN
cet-689	4	5	consumption	consumption	NOUN
cet-689	4	6	with	with	ADP
cet-689	4	7	positive	positive	ADJ
cet-689	4	8	net	net	ADJ
cet-689	4	9	present	present	ADJ
cet-689	4	10	value	value	NOUN
cet-689	4	11	(	(	PUNCT
cet-689	4	12	npv	npv	NOUN
cet-689	4	13	)	)	PUNCT
cet-689	4	14	,	,	PUNCT
cet-689	4	15	the	the	DET
cet-689	4	16	retrofitted	retrofit	VERB
cet-689	4	17	hen	hen	NOUN
cet-689	4	18	plays	play	VERB
cet-689	4	19	an	an	DET
cet-689	4	20	important	important	ADJ
cet-689	4	21	role	role	NOUN
cet-689	4	22	in	in	ADP
cet-689	4	23	process	process	NOUN
cet-689	4	24	energy	energy	NOUN
cet-689	4	25	systems	system	NOUN
cet-689	4	26	.	.	PUNCT
cet-689	5	1	the	the	DET
cet-689	5	2	hen	hen	PROPN
cet-689	5	3	retrofit	retrofit	NOUN
cet-689	5	4	model	model	NOUN
cet-689	5	5	is	be	AUX
cet-689	5	6	based	base	VERB
cet-689	5	7	on	on	ADP
cet-689	5	8	stage	stage	NOUN
cet-689	5	9	-	-	PUNCT
cet-689	5	10	wise	wise	ADJ
cet-689	5	11	superstructure	superstructure	NOUN
cet-689	5	12	by	by	ADP
cet-689	5	13	yee	yee	PROPN
cet-689	5	14	and	and	CCONJ
cet-689	5	15	grossmann	grossmann	PROPN
cet-689	5	16	(	(	PUNCT
cet-689	5	17	1990	1990	NUM
cet-689	5	18	)	)	PUNCT
cet-689	5	19	.	.	PUNCT
cet-689	6	1	in	in	ADP
cet-689	6	2	addition	addition	NOUN
cet-689	6	3	,	,	PUNCT
cet-689	6	4	fouling	foul	VERB
cet-689	6	5	deposition	deposition	NOUN
cet-689	6	6	on	on	ADP
cet-689	6	7	the	the	DET
cet-689	6	8	surface	surface	NOUN
cet-689	6	9	area	area	NOUN
cet-689	6	10	of	of	ADP
cet-689	6	11	heat	heat	NOUN
cet-689	6	12	exchangers	exchanger	NOUN
cet-689	6	13	causes	cause	VERB
cet-689	6	14	extra	extra	ADJ
cet-689	6	15	energy	energy	NOUN
cet-689	6	16	consumption	consumption	NOUN
cet-689	6	17	,	,	PUNCT
cet-689	6	18	production	production	NOUN
cet-689	6	19	loss	loss	NOUN
cet-689	6	20	and	and	CCONJ
cet-689	6	21	maintenance	maintenance	NOUN
cet-689	6	22	costs	cost	NOUN
cet-689	6	23	.	.	PUNCT
cet-689	7	1	the	the	DET
cet-689	7	2	new	new	ADJ
cet-689	7	3	proposed	propose	VERB
cet-689	7	4	model	model	NOUN
cet-689	7	5	is	be	AUX
cet-689	7	6	retrofitting	retrofit	VERB
cet-689	7	7	hen	hen	NOUN
cet-689	7	8	with	with	ADP
cet-689	7	9	fouling	fouling	NOUN
cet-689	7	10	effects	effect	NOUN
cet-689	7	11	.	.	PUNCT
cet-689	8	1	this	this	DET
cet-689	8	2	method	method	NOUN
cet-689	8	3	achieves	achieve	VERB
cet-689	8	4	hen	hen	NOUN
cet-689	8	5	with	with	ADP
cet-689	8	6	the	the	DET
cet-689	8	7	optimal	optimal	ADJ
cet-689	8	8	trade	trade	NOUN
cet-689	8	9	-	-	PUNCT
cet-689	8	10	offs	off	NOUN
cet-689	8	11	between	between	ADP
cet-689	8	12	energy	energy	NOUN
cet-689	8	13	savings	saving	NOUN
cet-689	8	14	,	,	PUNCT
cet-689	8	15	and	and	CCONJ
cet-689	8	16	investment	investment	NOUN
cet-689	8	17	over	over	ADP
cet-689	8	18	operating	operating	NOUN
cet-689	8	19	period	period	NOUN
cet-689	8	20	.	.	PUNCT
cet-689	9	1	for	for	ADP
cet-689	9	2	cleaning	clean	VERB
cet-689	9	3	schedule	schedule	NOUN
cet-689	9	4	,	,	PUNCT
cet-689	9	5	retrofitted	retrofit	VERB
cet-689	9	6	hen	hen	NOUN
cet-689	9	7	shows	show	VERB
cet-689	9	8	better	well	ADV
cet-689	9	9	capable	capable	ADJ
cet-689	9	10	to	to	PART
cet-689	9	11	recover	recover	VERB
cet-689	9	12	heat	heat	NOUN
cet-689	9	13	and	and	CCONJ
cet-689	9	14	higher	high	ADJ
cet-689	9	15	npv	npv	NOUN
cet-689	9	16	than	than	ADP
cet-689	9	17	base	base	NOUN
cet-689	9	18	-	-	PUNCT
cet-689	9	19	case	case	NOUN
cet-689	9	20	considered	consider	VERB
cet-689	9	21	from	from	ADP
cet-689	9	22	a	a	DET
cet-689	9	23	lower	low	ADJ
cet-689	9	24	number	number	NOUN
cet-689	9	25	of	of	ADP
cet-689	9	26	cleaning	cleaning	NOUN
cet-689	9	27	requirement	requirement	NOUN
cet-689	9	28	.	.	PUNCT
cet-689	10	1	in	in	ADP
cet-689	10	2	this	this	DET
cet-689	10	3	study	study	NOUN
cet-689	10	4	,	,	PUNCT
cet-689	10	5	the	the	DET
cet-689	10	6	proposed	propose	VERB
cet-689	10	7	model	model	NOUN
cet-689	10	8	is	be	AUX
cet-689	10	9	combination	combination	NOUN
cet-689	10	10	of	of	ADP
cet-689	10	11	cleaning	clean	VERB
cet-689	10	12	schedule	schedule	NOUN
cet-689	10	13	strategy	strategy	NOUN
cet-689	10	14	and	and	CCONJ
cet-689	10	15	hen	hen	NOUN
cet-689	10	16	retrofitting	retrofit	VERB
cet-689	10	17	with	with	ADP
cet-689	10	18	fouling	fouling	NOUN
cet-689	10	19	effect	effect	NOUN
cet-689	10	20	to	to	PART
cet-689	10	21	achieve	achieve	VERB
cet-689	10	22	greater	great	ADJ
cet-689	10	23	profits	profit	NOUN
cet-689	10	24	.	.	PUNCT
cet-689	11	1	1	1	X
cet-689	11	2	.	.	X
cet-689	11	3	introduction	introduction	NOUN
cet-689	11	4	most	most	ADJ
cet-689	11	5	hen	hen	ADJ
cet-689	11	6	synthesis	synthesis	NOUN
cet-689	11	7	methods	method	NOUN
cet-689	11	8	rely	rely	VERB
cet-689	11	9	on	on	ADP
cet-689	11	10	sequential	sequential	ADJ
cet-689	11	11	or	or	CCONJ
cet-689	11	12	step	step	NOUN
cet-689	11	13	-	-	PUNCT
cet-689	11	14	wise	wise	ADJ
cet-689	11	15	procedures	procedure	NOUN
cet-689	11	16	(	(	PUNCT
cet-689	11	17	gundersen	gundersen	NOUN
cet-689	11	18	and	and	CCONJ
cet-689	11	19	naess	naess	NOUN
cet-689	11	20	,	,	PUNCT
cet-689	11	21	1988	1988	NUM
cet-689	11	22	)	)	PUNCT
cet-689	11	23	which	which	PRON
cet-689	11	24	decompose	decompose	VERB
cet-689	11	25	design	design	NOUN
cet-689	11	26	problem	problem	NOUN
cet-689	11	27	for	for	ADP
cet-689	11	28	synthesized	synthesize	VERB
cet-689	11	29	network	network	NOUN
cet-689	11	30	targets	target	NOUN
cet-689	11	31	.	.	PUNCT
cet-689	12	1	after	after	ADP
cet-689	12	2	that	that	PRON
cet-689	12	3	,	,	PUNCT
cet-689	12	4	dolan	dolan	PROPN
cet-689	12	5	et	et	PROPN
cet-689	12	6	al	al	PROPN
cet-689	12	7	.	.	PROPN
cet-689	12	8	(	(	PUNCT
cet-689	12	9	1987	1987	NUM
cet-689	12	10	,	,	PUNCT
cet-689	12	11	1989	1989	NUM
cet-689	12	12	)	)	PUNCT
cet-689	12	13	and	and	CCONJ
cet-689	12	14	yee	yee	PROPN
cet-689	12	15	and	and	CCONJ
cet-689	12	16	grossmann	grossmann	PROPN
cet-689	12	17	(	(	PUNCT
cet-689	12	18	1990	1990	NUM
cet-689	12	19	)	)	PUNCT
cet-689	12	20	proposed	propose	VERB
cet-689	12	21	hen	hen	NOUN
cet-689	12	22	model	model	NOUN
cet-689	12	23	accounting	account	VERB
cet-689	12	24	for	for	ADP
cet-689	12	25	all	all	DET
cet-689	12	26	types	type	NOUN
cet-689	12	27	of	of	ADP
cet-689	12	28	costs	cost	NOUN
cet-689	12	29	simultaneously	simultaneously	ADV
cet-689	12	30	.	.	PUNCT
cet-689	13	1	dolan	dolan	PROPN
cet-689	13	2	et	et	PROPN
cet-689	13	3	al	al	PROPN
cet-689	13	4	.	.	PROPN
cet-689	13	5	proposed	propose	VERB
cet-689	13	6	the	the	DET
cet-689	13	7	method	method	NOUN
cet-689	13	8	of	of	ADP
cet-689	13	9	simulated	simulate	VERB
cet-689	13	10	annealing	annealing	NOUN
cet-689	13	11	as	as	ADP
cet-689	13	12	a	a	DET
cet-689	13	13	synthesis	synthesis	NOUN
cet-689	13	14	technique	technique	NOUN
cet-689	13	15	,	,	PUNCT
cet-689	13	16	while	while	SCONJ
cet-689	13	17	yee	yee	PROPN
cet-689	13	18	and	and	CCONJ
cet-689	13	19	grossmann	grossmann	NOUN
cet-689	13	20	formulated	formulate	VERB
cet-689	13	21	the	the	DET
cet-689	13	22	model	model	NOUN
cet-689	13	23	as	as	ADP
cet-689	13	24	mixed	mixed	ADJ
cet-689	13	25	integer	integer	NOUN
cet-689	13	26	nonlinear	nonlinear	ADJ
cet-689	13	27	programming	programming	NOUN
cet-689	13	28	(	(	PUNCT
cet-689	13	29	minlp	minlp	PROPN
cet-689	13	30	)	)	PUNCT
cet-689	13	31	model	model	NOUN
cet-689	13	32	for	for	ADP
cet-689	13	33	synthesis	synthesis	NOUN
cet-689	13	34	and	and	CCONJ
cet-689	13	35	retrofit	retrofit	NOUN
cet-689	13	36	design	design	NOUN
cet-689	13	37	.	.	PUNCT
cet-689	14	1	both	both	DET
cet-689	14	2	methods	method	NOUN
cet-689	14	3	approach	approach	VERB
cet-689	14	4	optimal	optimal	ADJ
cet-689	14	5	operating	operating	NOUN
cet-689	14	6	and	and	CCONJ
cet-689	14	7	capital	capital	NOUN
cet-689	14	8	cost	cost	NOUN
cet-689	14	9	network	network	NOUN
cet-689	14	10	.	.	PUNCT
cet-689	15	1	in	in	ADP
cet-689	15	2	addition	addition	NOUN
cet-689	15	3	,	,	PUNCT
cet-689	15	4	the	the	DET
cet-689	15	5	main	main	ADJ
cet-689	15	6	problem	problem	NOUN
cet-689	15	7	caused	cause	VERB
cet-689	15	8	by	by	ADP
cet-689	15	9	fouling	foul	VERB
cet-689	15	10	deposition	deposition	NOUN
cet-689	15	11	has	have	VERB
cet-689	15	12	negative	negative	ADJ
cet-689	15	13	effects	effect	NOUN
cet-689	15	14	on	on	ADP
cet-689	15	15	thermal	thermal	ADJ
cet-689	15	16	and	and	CCONJ
cet-689	15	17	hydraulic	hydraulic	ADJ
cet-689	15	18	performance	performance	NOUN
cet-689	15	19	of	of	ADP
cet-689	15	20	heat	heat	NOUN
cet-689	15	21	exchangers	exchanger	NOUN
cet-689	15	22	.	.	PUNCT
cet-689	16	1	fouling	foul	VERB
cet-689	16	2	decreases	decrease	VERB
cet-689	16	3	overall	overall	ADJ
cet-689	16	4	heat	heat	NOUN
cet-689	16	5	transfer	transfer	NOUN
cet-689	16	6	coefficient	coefficient	NOUN
cet-689	16	7	and	and	CCONJ
cet-689	16	8	thermal	thermal	ADJ
cet-689	16	9	effectiveness	effectiveness	NOUN
cet-689	16	10	of	of	ADP
cet-689	16	11	heat	heat	NOUN
cet-689	16	12	exchangers	exchanger	NOUN
cet-689	16	13	,	,	PUNCT
cet-689	16	14	resulting	result	VERB
cet-689	16	15	in	in	ADP
cet-689	16	16	extra	extra	ADJ
cet-689	16	17	hot	hot	ADJ
cet-689	16	18	and	and	CCONJ
cet-689	16	19	cold	cold	ADJ
cet-689	16	20	utilities	utility	NOUN
cet-689	16	21	consumption	consumption	NOUN
cet-689	16	22	.	.	PUNCT
cet-689	17	1	in	in	ADP
cet-689	17	2	most	most	ADJ
cet-689	17	3	of	of	ADP
cet-689	17	4	the	the	DET
cet-689	17	5	cases	case	NOUN
cet-689	17	6	,	,	PUNCT
cet-689	17	7	the	the	DET
cet-689	17	8	cleaning	cleaning	NOUN
cet-689	17	9	schedule	schedule	NOUN
cet-689	17	10	is	be	AUX
cet-689	17	11	applied	apply	VERB
cet-689	17	12	for	for	ADP
cet-689	17	13	recovering	recover	VERB
cet-689	17	14	heat	heat	NOUN
cet-689	17	15	exchanger	exchanger	NOUN
cet-689	17	16	efficiency	efficiency	NOUN
cet-689	17	17	as	as	ADP
cet-689	17	18	a	a	DET
cet-689	17	19	systematic	systematic	ADJ
cet-689	17	20	method	method	NOUN
cet-689	17	21	to	to	PART
cet-689	17	22	determine	determine	VERB
cet-689	17	23	the	the	DET
cet-689	17	24	optimal	optimal	ADJ
cet-689	17	25	cleaning	cleaning	NOUN
cet-689	17	26	sequence	sequence	NOUN
cet-689	17	27	in	in	ADP
cet-689	17	28	hens	hen	NOUN
cet-689	17	29	under	under	ADP
cet-689	17	30	fouling	fouling	NOUN
cet-689	17	31	.	.	PUNCT
cet-689	18	1	for	for	ADP
cet-689	18	2	predicting	predict	VERB
cet-689	18	3	the	the	DET
cet-689	18	4	fouling	fouling	NOUN
cet-689	18	5	behaviours	behaviour	NOUN
cet-689	18	6	,	,	PUNCT
cet-689	18	7	the	the	DET
cet-689	18	8	appropriate	appropriate	ADJ
cet-689	18	9	models	model	NOUN
cet-689	18	10	are	be	AUX
cet-689	18	11	required	require	VERB
cet-689	18	12	.	.	PUNCT
cet-689	19	1	ebert	ebert	NOUN
cet-689	19	2	and	and	CCONJ
cet-689	19	3	panchel	panchel	PROPN
cet-689	19	4	(	(	PUNCT
cet-689	19	5	1995	1995	NUM
cet-689	19	6	)	)	PUNCT
cet-689	19	7	was	be	AUX
cet-689	19	8	the	the	DET
cet-689	19	9	first	first	ADJ
cet-689	19	10	to	to	PART
cet-689	19	11	give	give	VERB
cet-689	19	12	concept	concept	NOUN
cet-689	19	13	of	of	ADP
cet-689	19	14	fouling	fouling	NOUN
cet-689	19	15	threshold	threshold	NOUN
cet-689	19	16	.	.	PUNCT
cet-689	20	1	after	after	SCONJ
cet-689	20	2	that	that	DET
cet-689	20	3	several	several	ADJ
cet-689	20	4	modified	modify	VERB
cet-689	20	5	models	model	NOUN
cet-689	20	6	were	be	AUX
cet-689	20	7	proposed	propose	VERB
cet-689	20	8	for	for	ADP
cet-689	20	9	improving	improve	VERB
cet-689	20	10	the	the	DET
cet-689	20	11	accuracy	accuracy	NOUN
cet-689	20	12	of	of	ADP
cet-689	20	13	crude	crude	ADJ
cet-689	20	14	oil	oil	NOUN
cet-689	20	15	fouling	fouling	NOUN
cet-689	20	16	behaviour	behaviour	NOUN
cet-689	20	17	.	.	PUNCT
cet-689	21	1	in	in	ADP
cet-689	21	2	polley	polley	NOUN
cet-689	21	3	’s	’s	PART
cet-689	21	4	model	model	NOUN
cet-689	21	5	(	(	PUNCT
cet-689	21	6	2002a	2002a	NUM
cet-689	21	7	)	)	PUNCT
cet-689	21	8	,	,	PUNCT
cet-689	21	9	wall	wall	NOUN
cet-689	21	10	temperature	temperature	NOUN
cet-689	21	11	and	and	CCONJ
cet-689	21	12	reynold	reynold	ADJ
cet-689	21	13	number	number	NOUN
cet-689	21	14	were	be	AUX
cet-689	21	15	used	use	VERB
cet-689	21	16	instead	instead	ADV
cet-689	21	17	of	of	ADP
cet-689	21	18	film	film	NOUN
cet-689	21	19	temperature	temperature	NOUN
cet-689	21	20	and	and	CCONJ
cet-689	21	21	shear	shear	NOUN
cet-689	21	22	stress	stress	ADJ
cet-689	21	23	term	term	NOUN
cet-689	21	24	polly	polly	PROPN
cet-689	21	25	’s	’s	PART
cet-689	21	26	model	model	NOUN
cet-689	21	27	is	be	AUX
cet-689	21	28	more	more	ADV
cet-689	21	29	accurate	accurate	ADJ
cet-689	21	30	and	and	CCONJ
cet-689	21	31	easier	easy	ADJ
cet-689	21	32	to	to	PART
cet-689	21	33	calculate	calculate	VERB
cet-689	21	34	comparing	compare	VERB
cet-689	21	35	with	with	ADP
cet-689	21	36	ebert	ebert	NOUN
cet-689	21	37	and	and	CCONJ
cet-689	21	38	panchel	panchel	PROPN
cet-689	21	39	’s	’s	PART
cet-689	21	40	model	model	NOUN
cet-689	21	41	.	.	PUNCT
cet-689	22	1	in	in	ADP
cet-689	22	2	addition	addition	NOUN
cet-689	22	3	,	,	PUNCT
cet-689	22	4	rangfak	rangfak	PROPN
cet-689	22	5	et	et	PROPN
cet-689	22	6	al	al	PROPN
cet-689	22	7	.	.	PROPN
cet-689	23	1	(	(	PUNCT
cet-689	23	2	2017	2017	NUM
cet-689	23	3	)	)	PUNCT
cet-689	23	4	proposed	propose	VERB
cet-689	23	5	hen	hen	NOUN
cet-689	23	6	retrofit	retrofit	NOUN
cet-689	23	7	with	with	ADP
cet-689	23	8	fouling	fouling	NOUN
cet-689	23	9	effects	effect	NOUN
cet-689	23	10	which	which	PRON
cet-689	23	11	help	help	VERB
cet-689	23	12	save	save	VERB
cet-689	23	13	utility	utility	NOUN
cet-689	23	14	for	for	ADP
cet-689	23	15	crude	crude	ADJ
cet-689	23	16	preheat	preheat	NOUN
cet-689	23	17	train	train	NOUN
cet-689	23	18	operation	operation	NOUN
cet-689	23	19	and	and	CCONJ
cet-689	23	20	achieve	achieve	VERB
cet-689	23	21	high	high	ADJ
cet-689	23	22	npv	npv	NOUN
cet-689	23	23	in	in	ADP
cet-689	23	24	long	long	ADJ
cet-689	23	25	period	period	NOUN
cet-689	23	26	.	.	PUNCT
cet-689	24	1	the	the	DET
cet-689	24	2	combination	combination	NOUN
cet-689	24	3	of	of	ADP
cet-689	24	4	cleaning	clean	VERB
cet-689	24	5	schedule	schedule	NOUN
cet-689	24	6	strategy	strategy	NOUN
cet-689	24	7	and	and	CCONJ
cet-689	24	8	hen	hen	NOUN
cet-689	24	9	retrofitting	retrofit	VERB
cet-689	24	10	with	with	ADP
cet-689	24	11	fouling	fouling	NOUN
cet-689	24	12	effect	effect	NOUN
cet-689	24	13	will	will	AUX
cet-689	24	14	save	save	VERB
cet-689	24	15	more	more	ADJ
cet-689	24	16	utilities	utility	NOUN
cet-689	24	17	and	and	CCONJ
cet-689	24	18	gain	gain	VERB
cet-689	24	19	more	more	ADJ
cet-689	24	20	profits	profit	NOUN
cet-689	24	21	.	.	PUNCT
cet-689	25	1	the	the	DET
cet-689	25	2	purpose	purpose	NOUN
cet-689	25	3	of	of	ADP
cet-689	25	4	this	this	DET
cet-689	25	5	study	study	NOUN
cet-689	25	6	is	be	AUX
cet-689	25	7	to	to	PART
cet-689	25	8	retrofit	retrofit	VERB
cet-689	25	9	hens	hen	NOUN
cet-689	25	10	under	under	ADP
cet-689	25	11	fouling	foul	VERB
cet-689	25	12	from	from	ADP
cet-689	25	13	oil	oil	NOUN
cet-689	25	14	refinery	refinery	NOUN
cet-689	25	15	or	or	CCONJ
cet-689	25	16	petrochemical	petrochemical	NOUN
cet-689	25	17	processes	process	NOUN
cet-689	25	18	.	.	PUNCT
cet-689	26	1	the	the	DET
cet-689	26	2	hens	hen	NOUN
cet-689	26	3	with	with	ADP
cet-689	26	4	fouling	fouling	NOUN
cet-689	26	5	effect	effect	NOUN
cet-689	26	6	model	model	NOUN
cet-689	26	7	will	will	AUX
cet-689	26	8	be	be	AUX
cet-689	26	9	divided	divide	VERB
cet-689	26	10	into	into	ADP
cet-689	26	11	sub	sub	NOUN
cet-689	26	12	-	-	NOUN
cet-689	26	13	periods	period	NOUN
cet-689	26	14	.	.	PUNCT
cet-689	27	1	the	the	DET
cet-689	27	2	model	model	NOUN
cet-689	27	3	of	of	ADP
cet-689	27	4	each	each	DET
cet-689	27	5	period	period	NOUN
cet-689	27	6	is	be	AUX
cet-689	27	7	formulated	formulate	VERB
cet-689	27	8	based	base	VERB
cet-689	27	9	on	on	ADP
cet-689	27	10	a	a	DET
cet-689	27	11	stage	stage	NOUN
cet-689	27	12	-	-	PUNCT
cet-689	27	13	wise	wise	ADJ
cet-689	27	14	superstructure	superstructure	NOUN
cet-689	27	15	of	of	ADP
cet-689	27	16	yee	yee	PROPN
cet-689	27	17	and	and	CCONJ
cet-689	27	18	grossmann	grossmann	PROPN
cet-689	27	19	(	(	PUNCT
cet-689	27	20	1990	1990	NUM
cet-689	27	21	)	)	PUNCT
cet-689	27	22	.	.	PUNCT
cet-689	28	1	the	the	DET
cet-689	28	2	hen	hen	NOUN
cet-689	28	3	retrofitting	retrofit	VERB
cet-689	28	4	under	under	ADP
cet-689	28	5	fouling	fouling	NOUN
cet-689	28	6	effect	effect	NOUN
cet-689	28	7	model	model	NOUN
cet-689	28	8	will	will	AUX
cet-689	28	9	be	be	AUX
cet-689	28	10	performed	perform	VERB
cet-689	28	11	.	.	PUNCT
cet-689	29	1	and	and	CCONJ
cet-689	29	2	the	the	DET
cet-689	29	3	cleaning	cleaning	NOUN
cet-689	29	4	schedule	schedule	NOUN
cet-689	29	5	is	be	AUX
cet-689	29	6	applied	apply	VERB
cet-689	29	7	to	to	PART
cet-689	29	8	reduce	reduce	VERB
cet-689	29	9	energy	energy	NOUN
cet-689	29	10	consumption	consumption	NOUN
cet-689	29	11	caused	cause	VERB
cet-689	29	12	by	by	ADP
cet-689	29	13	fouling	foul	VERB
cet-689	29	14	and	and	CCONJ
cet-689	29	15	get	get	VERB
cet-689	29	16	higher	high	ADJ
cet-689	29	17	profit	profit	NOUN
cet-689	29	18	.	.	PUNCT
cet-689	30	1	doi	doi	NOUN
cet-689	30	2	:	:	PUNCT
cet-689	30	3	10.3303	10.3303	NUM
cet-689	30	4	/	/	SYM
cet-689	30	5	cet1870259	cet1870259	NOUN
cet-689	30	6	please	please	INTJ
cet-689	30	7	cite	cite	VERB
cet-689	30	8	this	this	DET
cet-689	30	9	article	article	NOUN
cet-689	30	10	as	as	ADP
cet-689	30	11	:	:	PUNCT
cet-689	30	12	yanyongsak	yanyongsak	PROPN
cet-689	30	13	j.	j.	PROPN
cet-689	30	14	,	,	PUNCT
cet-689	30	15	siemanond	siemanond	PROPN
cet-689	30	16	k.	k.	PROPN
cet-689	30	17	,	,	PUNCT
cet-689	30	18	2018	2018	NUM
cet-689	30	19	,	,	PUNCT
cet-689	30	20	heat	heat	NOUN
cet-689	30	21	exchanger	exchanger	NOUN
cet-689	30	22	network	network	NOUN
cet-689	30	23	retrofit	retrofit	NOUN
cet-689	30	24	under	under	ADP
cet-689	30	25	fouling	fouling	NOUN
cet-689	30	26	effects	effect	NOUN
cet-689	30	27	with	with	ADP
cet-689	30	28	cleaning	cleaning	NOUN
cet-689	30	29	schedule	schedule	NOUN
cet-689	30	30	,	,	PUNCT
cet-689	30	31	chemical	chemical	NOUN
cet-689	30	32	engineering	engineering	NOUN
cet-689	30	33	transactions	transaction	NOUN
cet-689	30	34	,	,	PUNCT
cet-689	30	35	70	70	NUM
cet-689	30	36	,	,	PUNCT
cet-689	30	37	1549	1549	NUM
cet-689	30	38	-	-	SYM
cet-689	30	39	1554	1554	NUM
cet-689	30	40	doi:10.3303	doi:10.3303	NOUN
cet-689	30	41	/	/	SYM
cet-689	30	42	cet1870259	cet1870259	NOUN
cet-689	30	43	1549	1549	NUM
cet-689	30	44	2	2	NUM
cet-689	30	45	.	.	PUNCT
cet-689	31	1	the	the	DET
cet-689	31	2	model	model	NOUN
cet-689	31	3	of	of	ADP
cet-689	31	4	hen	hen	NOUN
cet-689	31	5	retrofit	retrofit	NOUN
cet-689	31	6	in	in	ADP
cet-689	31	7	this	this	DET
cet-689	31	8	study	study	NOUN
cet-689	31	9	,	,	PUNCT
cet-689	31	10	the	the	DET
cet-689	31	11	model	model	NOUN
cet-689	31	12	of	of	ADP
cet-689	31	13	hen	hen	NOUN
cet-689	31	14	retrofit	retrofit	NOUN
cet-689	31	15	is	be	AUX
cet-689	31	16	minlp	minlp	VERB
cet-689	31	17	based	base	VERB
cet-689	31	18	on	on	ADP
cet-689	31	19	stage	stage	NOUN
cet-689	31	20	-	-	PUNCT
cet-689	31	21	wise	wise	ADJ
cet-689	31	22	approach	approach	NOUN
cet-689	31	23	as	as	SCONJ
cet-689	31	24	shown	show	VERB
cet-689	31	25	in	in	ADP
cet-689	31	26	figure1	figure1	PROPN
cet-689	31	27	.	.	PUNCT
cet-689	32	1	in	in	ADP
cet-689	32	2	order	order	NOUN
cet-689	32	3	to	to	PART
cet-689	32	4	modify	modify	VERB
cet-689	32	5	former	former	ADJ
cet-689	32	6	stage	stage	NOUN
cet-689	32	7	-	-	PUNCT
cet-689	32	8	wise	wise	ADJ
cet-689	32	9	model	model	NOUN
cet-689	32	10	to	to	ADP
cet-689	32	11	hen	hen	PROPN
cet-689	32	12	retrofit	retrofit	NOUN
cet-689	32	13	model	model	NOUN
cet-689	32	14	,	,	PUNCT
cet-689	32	15	the	the	DET
cet-689	32	16	constraints	constraint	NOUN
cet-689	32	17	for	for	ADP
cet-689	32	18	existing	exist	VERB
cet-689	32	19	exchanger	exchanger	NOUN
cet-689	32	20	matches	match	NOUN
cet-689	32	21	have	have	VERB
cet-689	32	22	to	to	PART
cet-689	32	23	be	be	AUX
cet-689	32	24	added	add	VERB
cet-689	32	25	to	to	ADP
cet-689	32	26	the	the	DET
cet-689	32	27	synthesis	synthesis	NOUN
cet-689	32	28	model	model	NOUN
cet-689	32	29	.	.	PUNCT
cet-689	33	1	the	the	DET
cet-689	33	2	objective	objective	ADJ
cet-689	33	3	function	function	NOUN
cet-689	33	4	of	of	ADP
cet-689	33	5	hen	hen	NOUN
cet-689	33	6	retrofit	retrofit	NOUN
cet-689	33	7	model	model	NOUN
cet-689	33	8	is	be	AUX
cet-689	33	9	maximizing	maximize	VERB
cet-689	33	10	profit	profit	NOUN
cet-689	33	11	as	as	ADP
cet-689	33	12	a	a	DET
cet-689	33	13	function	function	NOUN
cet-689	33	14	of	of	ADP
cet-689	33	15	utilities	utility	NOUN
cet-689	33	16	saving	save	VERB
cet-689	33	17	revenue	revenue	NOUN
cet-689	33	18	and	and	CCONJ
cet-689	33	19	total	total	ADJ
cet-689	33	20	investment	investment	NOUN
cet-689	33	21	cost	cost	NOUN
cet-689	33	22	from	from	ADP
cet-689	33	23	additional	additional	ADJ
cet-689	33	24	area	area	NOUN
cet-689	33	25	and	and	CCONJ
cet-689	33	26	new	new	ADJ
cet-689	33	27	heat	heat	NOUN
cet-689	33	28	exchanger	exchanger	NOUN
cet-689	33	29	units	unit	NOUN
cet-689	33	30	.	.	PUNCT
cet-689	34	1	in	in	ADP
cet-689	34	2	hen	hen	PROPN
cet-689	34	3	retrofit	retrofit	NOUN
cet-689	34	4	part	part	NOUN
cet-689	34	5	,	,	PUNCT
cet-689	34	6	the	the	DET
cet-689	34	7	main	main	ADJ
cet-689	34	8	assumptions	assumption	NOUN
cet-689	34	9	are	be	AUX
cet-689	34	10	shown	show	VERB
cet-689	34	11	,	,	PUNCT
cet-689	34	12	as	as	SCONJ
cet-689	34	13	follows	follow	VERB
cet-689	34	14	.	.	PUNCT
cet-689	35	1	•	•	NUM
cet-689	35	2	constant	constant	ADJ
cet-689	35	3	heat	heat	NOUN
cet-689	35	4	capacities	capacity	NOUN
cet-689	35	5	•	•	VERB
cet-689	35	6	constant	constant	ADJ
cet-689	35	7	specific	specific	ADJ
cet-689	35	8	heat	heat	NOUN
cet-689	35	9	capacities	capacity	NOUN
cet-689	35	10	•	•	NUM
cet-689	35	11	counter	counter	X
cet-689	35	12	current	current	ADJ
cet-689	35	13	heat	heat	NOUN
cet-689	35	14	exchangers	exchanger	NOUN
cet-689	35	15	figure	figure	VERB
cet-689	35	16	1	1	NUM
cet-689	35	17	:	:	PUNCT
cet-689	35	18	stage	stage	NOUN
cet-689	35	19	-	-	PUNCT
cet-689	35	20	wise	wise	ADJ
cet-689	35	21	superstructure	superstructure	NOUN
cet-689	35	22	of	of	ADP
cet-689	35	23	hen	hen	NOUN
cet-689	35	24	for	for	ADP
cet-689	35	25	two	two	NUM
cet-689	35	26	hot	hot	ADJ
cet-689	35	27	and	and	CCONJ
cet-689	35	28	two	two	NUM
cet-689	35	29	cold	cold	ADJ
cet-689	35	30	streams	stream	NOUN
cet-689	35	31	.	.	PUNCT
cet-689	36	1	(	(	PUNCT
cet-689	36	2	yee	yee	PROPN
cet-689	36	3	and	and	CCONJ
cet-689	36	4	grossmann	grossmann	PROPN
cet-689	36	5	,	,	PUNCT
cet-689	36	6	1990	1990	NUM
cet-689	36	7	)	)	PUNCT
cet-689	36	8	in	in	ADP
cet-689	36	9	order	order	NOUN
cet-689	36	10	to	to	PART
cet-689	36	11	formulate	formulate	VERB
cet-689	36	12	the	the	DET
cet-689	36	13	minlp	minlp	ADJ
cet-689	36	14	model	model	NOUN
cet-689	36	15	for	for	ADP
cet-689	36	16	the	the	DET
cet-689	36	17	proposed	propose	VERB
cet-689	36	18	superstructure	superstructure	NOUN
cet-689	36	19	described	describe	VERB
cet-689	36	20	previously	previously	ADV
cet-689	36	21	,	,	PUNCT
cet-689	36	22	the	the	DET
cet-689	36	23	following	follow	VERB
cet-689	36	24	definitions	definition	NOUN
cet-689	36	25	and	and	CCONJ
cet-689	36	26	equations	equation	NOUN
cet-689	36	27	are	be	AUX
cet-689	36	28	based	base	VERB
cet-689	36	29	on	on	ADP
cet-689	36	30	yee	yee	PROPN
cet-689	36	31	and	and	CCONJ
cet-689	36	32	grossmann	grossmann	PROPN
cet-689	36	33	(	(	PUNCT
cet-689	36	34	1990	1990	NUM
cet-689	36	35	)	)	PUNCT
cet-689	36	36	.	.	PUNCT
cet-689	37	1	and	and	CCONJ
cet-689	37	2	the	the	DET
cet-689	37	3	modified	modify	VERB
cet-689	37	4	model	model	NOUN
cet-689	37	5	for	for	ADP
cet-689	37	6	retrofitting	retrofitting	NOUN
cet-689	37	7	is	be	AUX
cet-689	37	8	proposed	propose	VERB
cet-689	37	9	as	as	SCONJ
cet-689	37	10	follows	follow	VERB
cet-689	37	11	.	.	PUNCT
cet-689	38	1	maximize	maximize	VERB
cet-689	38	2	profit	profit	NOUN
cet-689	38	3	=	=	PUNCT
cet-689	38	4	utilities	utility	NOUN
cet-689	38	5	saving	save	VERB
cet-689	38	6	revenue	revenue	NOUN
cet-689	38	7	–	–	PUNCT
cet-689	38	8	total	total	ADJ
cet-689	38	9	investment	investment	NOUN
cet-689	38	10	cost	cost	NOUN
cet-689	38	11	=	=	PUNCT
cet-689	39	1	+	+	PUNCT
cet-689	39	2	ccu×(qcubase-∑	ccu×(qcubase-∑	PROPN
cet-689	39	3	𝑖	𝑖	SYM
cet-689	39	4	qcui	qcui	NOUN
cet-689	39	5	)	)	PUNCT
cet-689	40	1	+	+	CCONJ
cet-689	40	2	chu×(qhubase-∑	chu×(qhubase-∑	PROPN
cet-689	40	3	𝑗	𝑗	PROPN
cet-689	40	4	qhuj	qhuj	PROPN
cet-689	40	5	)	)	PUNCT
cet-689	40	6	cf×	cf×	PROPN
cet-689	40	7	∑	∑	PUNCT
cet-689	40	8	𝑖,𝑗,𝑘	𝑖,𝑗,𝑘	PROPN
cet-689	40	9	(	(	PUNCT
cet-689	40	10	zi	zi	PROPN
cet-689	40	11	,	,	PUNCT
cet-689	40	12	j	j	PROPN
cet-689	40	13	,	,	PUNCT
cet-689	40	14	k	k	PROPN
cet-689	40	15	-	-	NOUN
cet-689	40	16	zbase	zbase	PROPN
cet-689	40	17	,	,	PUNCT
cet-689	40	18	i	i	PROPN
cet-689	40	19	,	,	PUNCT
cet-689	40	20	j	j	PROPN
cet-689	40	21	,	,	PUNCT
cet-689	40	22	k	k	PROPN
cet-689	40	23	)	)	PUNCT
cet-689	40	24	cfcu×	cfcu×	PROPN
cet-689	40	25	∑	∑	PUNCT
cet-689	40	26	𝑖	𝑖	PROPN
cet-689	40	27	(	(	PUNCT
cet-689	40	28	zcui	zcui	NOUN
cet-689	40	29	-	-	PUNCT
cet-689	40	30	zcubase	zcubase	NOUN
cet-689	40	31	,	,	PUNCT
cet-689	40	32	i	i	PRON
cet-689	40	33	)	)	PUNCT
cet-689	40	34	cfhu×	cfhu×	PROPN
cet-689	40	35	∑	∑	PROPN
cet-689	40	36	𝑗	𝑗	PROPN
cet-689	40	37	(	(	PUNCT
cet-689	40	38	zhuj	zhuj	NOUN
cet-689	40	39	-	-	PUNCT
cet-689	40	40	zhubase	zhubase	NOUN
cet-689	40	41	,	,	PUNCT
cet-689	40	42	j	j	NOUN
cet-689	40	43	)	)	PUNCT
cet-689	40	44	ca×	ca×	VERB
cet-689	40	45	∑	∑	PROPN
cet-689	40	46	(	(	PUNCT
cet-689	40	47	𝑖,𝑗,𝑘	𝑖,𝑗,𝑘	PROPN
cet-689	40	48	ai	ai	VERB
cet-689	40	49	,	,	PUNCT
cet-689	40	50	j	j	PROPN
cet-689	40	51	,	,	PUNCT
cet-689	40	52	k	k	PROPN
cet-689	40	53	abase	abase	VERB
cet-689	40	54	,	,	PUNCT
cet-689	40	55	i	i	PRON
cet-689	40	56	,	,	PUNCT
cet-689	40	57	j	j	PROPN
cet-689	40	58	,	,	PUNCT
cet-689	41	1	k)b	k)b	NOUN
cet-689	41	2	cac×	cac×	PROPN
cet-689	41	3	∑	∑	PROPN
cet-689	41	4	𝑖	𝑖	SYM
cet-689	41	5	(	(	PUNCT
cet-689	41	6	acui	acui	PROPN
cet-689	41	7	acubase	acubase	PROPN
cet-689	41	8	,	,	PUNCT
cet-689	41	9	i)bcah×	i)bcah×	PROPN
cet-689	41	10	∑	∑	PUNCT
cet-689	41	11	(	(	PUNCT
cet-689	41	12	𝑗	𝑗	PROPN
cet-689	41	13	ahuj	ahuj	PROPN
cet-689	41	14	ahubase	ahubase	NOUN
cet-689	41	15	,	,	PUNCT
cet-689	41	16	j)b	j)b	X
cet-689	41	17	(	(	PUNCT
cet-689	41	18	1	1	X
cet-689	41	19	)	)	PUNCT
cet-689	41	20	3	3	NUM
cet-689	41	21	.	.	X
cet-689	41	22	hen	hen	NOUN
cet-689	41	23	retrofit	retrofit	NOUN
cet-689	41	24	under	under	ADP
cet-689	41	25	fouling	fouling	NOUN
cet-689	41	26	effects	effect	NOUN
cet-689	41	27	strategy	strategy	NOUN
cet-689	41	28	as	as	ADP
cet-689	41	29	mention	mention	NOUN
cet-689	41	30	above	above	ADV
cet-689	41	31	,	,	PUNCT
cet-689	41	32	the	the	DET
cet-689	41	33	main	main	ADJ
cet-689	41	34	problem	problem	NOUN
cet-689	41	35	in	in	ADP
cet-689	41	36	energy	energy	NOUN
cet-689	41	37	handling	handling	NOUN
cet-689	41	38	in	in	ADP
cet-689	41	39	industry	industry	NOUN
cet-689	41	40	is	be	AUX
cet-689	41	41	extra	extra	ADJ
cet-689	41	42	energy	energy	NOUN
cet-689	41	43	consumption	consumption	NOUN
cet-689	41	44	caused	cause	VERB
cet-689	41	45	by	by	ADP
cet-689	41	46	fouling	foul	VERB
cet-689	41	47	deposition	deposition	NOUN
cet-689	41	48	.	.	PUNCT
cet-689	42	1	in	in	ADP
cet-689	42	2	order	order	NOUN
cet-689	42	3	to	to	PART
cet-689	42	4	recondition	recondition	VERB
cet-689	42	5	thermal	thermal	ADJ
cet-689	42	6	efficiency	efficiency	NOUN
cet-689	42	7	of	of	ADP
cet-689	42	8	hen	hen	NOUN
cet-689	42	9	,	,	PUNCT
cet-689	42	10	there	there	PRON
cet-689	42	11	are	be	VERB
cet-689	42	12	many	many	ADJ
cet-689	42	13	fouling	fouling	NOUN
cet-689	42	14	mitigation	mitigation	NOUN
cet-689	42	15	strategies	strategy	NOUN
cet-689	42	16	.	.	PUNCT
cet-689	43	1	most	most	ADJ
cet-689	43	2	common	common	ADJ
cet-689	43	3	strategy	strategy	NOUN
cet-689	43	4	used	use	VERB
cet-689	43	5	to	to	PART
cet-689	43	6	operate	operate	VERB
cet-689	43	7	hen	hen	NOUN
cet-689	43	8	with	with	ADP
cet-689	43	9	fouling	fouling	NOUN
cet-689	43	10	deposition	deposition	NOUN
cet-689	43	11	is	be	AUX
cet-689	43	12	design	design	NOUN
cet-689	43	13	of	of	ADP
cet-689	43	14	cleaning	cleaning	NOUN
cet-689	43	15	schedule	schedule	NOUN
cet-689	43	16	but	but	CCONJ
cet-689	43	17	this	this	DET
cet-689	43	18	strategy	strategy	NOUN
cet-689	43	19	have	have	VERB
cet-689	43	20	to	to	PART
cet-689	43	21	shut	shut	VERB
cet-689	43	22	-	-	PUNCT
cet-689	43	23	down	down	ADP
cet-689	43	24	some	some	DET
cet-689	43	25	exchangers	exchanger	NOUN
cet-689	43	26	or	or	CCONJ
cet-689	43	27	add	add	VERB
cet-689	43	28	spare	spare	ADJ
cet-689	43	29	exchangers	exchanger	NOUN
cet-689	43	30	.	.	PUNCT
cet-689	44	1	thus	thus	ADV
cet-689	44	2	,	,	PUNCT
cet-689	44	3	the	the	DET
cet-689	44	4	production	production	NOUN
cet-689	44	5	loss	loss	NOUN
cet-689	44	6	problem	problem	NOUN
cet-689	44	7	and	and	CCONJ
cet-689	44	8	extra	extra	ADJ
cet-689	44	9	investment	investment	NOUN
cet-689	44	10	cost	cost	NOUN
cet-689	44	11	may	may	AUX
cet-689	44	12	involve	involve	VERB
cet-689	44	13	.	.	PUNCT
cet-689	45	1	in	in	ADP
cet-689	45	2	this	this	DET
cet-689	45	3	study	study	NOUN
cet-689	45	4	,	,	PUNCT
cet-689	45	5	the	the	DET
cet-689	45	6	new	new	ADJ
cet-689	45	7	proposed	propose	VERB
cet-689	45	8	model	model	NOUN
cet-689	45	9	composed	compose	VERB
cet-689	45	10	of	of	ADP
cet-689	45	11	three	three	NUM
cet-689	45	12	main	main	ADJ
cet-689	45	13	steps	step	NOUN
cet-689	45	14	is	be	AUX
cet-689	45	15	shown	show	VERB
cet-689	45	16	in	in	ADP
cet-689	45	17	figure	figure	NOUN
cet-689	45	18	.	.	PUNCT
cet-689	46	1	2	2	X
cet-689	46	2	.	.	X
cet-689	46	3	for	for	ADP
cet-689	46	4	first	first	ADJ
cet-689	46	5	step	step	NOUN
cet-689	46	6	,	,	PUNCT
cet-689	46	7	the	the	DET
cet-689	46	8	model	model	NOUN
cet-689	46	9	is	be	AUX
cet-689	46	10	divided	divide	VERB
cet-689	46	11	into	into	ADP
cet-689	46	12	twelve	twelve	NUM
cet-689	46	13	one	one	NUM
cet-689	46	14	-	-	PUNCT
cet-689	46	15	month	month	NOUN
cet-689	46	16	periods	period	NOUN
cet-689	46	17	for	for	ADP
cet-689	46	18	one	one	NUM
cet-689	46	19	year	year	NOUN
cet-689	46	20	and	and	CCONJ
cet-689	46	21	then	then	ADV
cet-689	46	22	base	base	NOUN
cet-689	46	23	-	-	PUNCT
cet-689	46	24	case	case	NOUN
cet-689	46	25	hen	hen	NOUN
cet-689	46	26	is	be	AUX
cet-689	46	27	simulated	simulate	VERB
cet-689	46	28	for	for	ADP
cet-689	46	29	twelve	twelve	NUM
cet-689	46	30	months	month	NOUN
cet-689	46	31	with	with	ADP
cet-689	46	32	fouling	fouling	NOUN
cet-689	46	33	accumulation	accumulation	NOUN
cet-689	46	34	by	by	ADP
cet-689	46	35	gams	gams	PROPN
cet-689	46	36	software	software	NOUN
cet-689	46	37	.	.	PUNCT
cet-689	47	1	without	without	ADP
cet-689	47	2	any	any	DET
cet-689	47	3	periodic	periodic	ADJ
cet-689	47	4	cleaning	cleaning	NOUN
cet-689	47	5	,	,	PUNCT
cet-689	47	6	hen	hen	NOUN
cet-689	47	7	has	have	VERB
cet-689	47	8	to	to	PART
cet-689	47	9	consume	consume	VERB
cet-689	47	10	more	more	ADJ
cet-689	47	11	utility	utility	NOUN
cet-689	47	12	due	due	ADP
cet-689	47	13	to	to	ADP
cet-689	47	14	decreasing	decrease	VERB
cet-689	47	15	heat	heat	NOUN
cet-689	47	16	recovery	recovery	NOUN
cet-689	47	17	and	and	CCONJ
cet-689	47	18	overall	overall	ADJ
cet-689	47	19	heat	heat	NOUN
cet-689	47	20	transfer	transfer	NOUN
cet-689	47	21	coefficient	coefficient	NOUN
cet-689	47	22	of	of	ADP
cet-689	47	23	network	network	NOUN
cet-689	47	24	.	.	PUNCT
cet-689	48	1	the	the	DET
cet-689	48	2	fouling	fouling	NOUN
cet-689	48	3	deposition	deposition	NOUN
cet-689	48	4	is	be	AUX
cet-689	48	5	based	base	VERB
cet-689	48	6	on	on	ADP
cet-689	48	7	fouling	fouling	NOUN
cet-689	48	8	threshold	threshold	NOUN
cet-689	48	9	model	model	NOUN
cet-689	48	10	.	.	PUNCT
cet-689	49	1	in	in	ADP
cet-689	49	2	this	this	DET
cet-689	49	3	study	study	NOUN
cet-689	49	4	the	the	DET
cet-689	49	5	fouling	fouling	NOUN
cet-689	49	6	threshold	threshold	NOUN
cet-689	49	7	models	model	NOUN
cet-689	49	8	refer	refer	VERB
cet-689	49	9	to	to	ADP
cet-689	49	10	polly	polly	PROPN
cet-689	49	11	et	et	PROPN
cet-689	49	12	a.	a.	NOUN
cet-689	49	13	(	(	PUNCT
cet-689	49	14	2002a	2002a	NUM
cet-689	49	15	)	)	PUNCT
cet-689	49	16	drf	drf	PROPN
cet-689	49	17	/	/	SYM
cet-689	49	18	dt	dt	NOUN
cet-689	49	19	=	=	SYM
cet-689	49	20	αre-0.8pr-0.33exp(-e	αre-0.8pr-0.33exp(-e	NOUN
cet-689	49	21	/	/	SYM
cet-689	49	22	rtw)-γre0.8	rtw)-γre0.8	VERB
cet-689	49	23	(	(	PUNCT
cet-689	49	24	2	2	X
cet-689	49	25	)	)	PUNCT
cet-689	49	26	the	the	DET
cet-689	49	27	idea	idea	NOUN
cet-689	49	28	is	be	AUX
cet-689	49	29	to	to	PART
cet-689	49	30	retrofit	retrofit	VERB
cet-689	49	31	hen	hen	NOUN
cet-689	49	32	during	during	ADP
cet-689	49	33	the	the	DET
cet-689	49	34	shut	shut	NOUN
cet-689	49	35	-	-	PUNCT
cet-689	49	36	down	down	ADP
cet-689	49	37	period	period	NOUN
cet-689	49	38	around	around	ADP
cet-689	49	39	the	the	DET
cet-689	49	40	end	end	NOUN
cet-689	49	41	of	of	ADP
cet-689	49	42	twelfth	twelfth	ADJ
cet-689	49	43	month	month	NOUN
cet-689	49	44	.	.	PUNCT
cet-689	50	1	thus	thus	ADV
cet-689	50	2	,	,	PUNCT
cet-689	50	3	the	the	DET
cet-689	50	4	hen	hen	NOUN
cet-689	50	5	consumes	consume	VERB
cet-689	50	6	lower	low	ADJ
cet-689	50	7	energy	energy	NOUN
cet-689	50	8	consumption	consumption	NOUN
cet-689	50	9	and	and	CCONJ
cet-689	50	10	gets	get	VERB
cet-689	50	11	better	well	ADJ
cet-689	50	12	heat	heat	NOUN
cet-689	50	13	recovery	recovery	NOUN
cet-689	50	14	by	by	ADP
cet-689	50	15	the	the	DET
cet-689	50	16	increased	increase	VERB
cet-689	50	17	area	area	NOUN
cet-689	50	18	of	of	ADP
cet-689	50	19	each	each	DET
cet-689	50	20	existing	exist	VERB
cet-689	50	21	exchanger	exchanger	NOUN
cet-689	50	22	.	.	PUNCT
cet-689	51	1	for	for	ADP
cet-689	51	2	second	second	ADJ
cet-689	51	3	step	step	NOUN
cet-689	51	4	,	,	PUNCT
cet-689	51	5	base	base	NOUN
cet-689	51	6	-	-	PUNCT
cet-689	51	7	case	case	NOUN
cet-689	51	8	hen	hen	NOUN
cet-689	51	9	at	at	ADP
cet-689	51	10	twelfth	twelfth	ADJ
cet-689	51	11	month	month	NOUN
cet-689	51	12	under	under	ADP
cet-689	51	13	fouling	fouling	NOUN
cet-689	51	14	condition	condition	NOUN
cet-689	51	15	is	be	AUX
cet-689	51	16	retrofitted	retrofit	VERB
cet-689	51	17	by	by	ADP
cet-689	51	18	minlp	minlp	ADJ
cet-689	51	19	model	model	NOUN
cet-689	51	20	using	use	VERB
cet-689	51	21	gams	gam	NOUN
cet-689	51	22	.	.	PUNCT
cet-689	52	1	for	for	ADP
cet-689	52	2	the	the	DET
cet-689	52	3	third	third	ADJ
cet-689	52	4	step	step	NOUN
cet-689	52	5	,	,	PUNCT
cet-689	52	6	the	the	DET
cet-689	52	7	retrofitted	retrofit	VERB
cet-689	52	8	hen	hen	NOUN
cet-689	52	9	from	from	ADP
cet-689	52	10	second	second	ADJ
cet-689	52	11	step	step	NOUN
cet-689	52	12	is	be	AUX
cet-689	52	13	operated	operate	VERB
cet-689	52	14	under	under	ADP
cet-689	52	15	fouling	fouling	NOUN
cet-689	52	16	effects	effect	NOUN
cet-689	52	17	for	for	ADP
cet-689	52	18	twelve	twelve	NUM
cet-689	52	19	months	month	NOUN
cet-689	52	20	and	and	CCONJ
cet-689	52	21	utilities	utility	NOUN
cet-689	52	22	usage	usage	NOUN
cet-689	52	23	is	be	AUX
cet-689	52	24	calculated	calculate	VERB
cet-689	52	25	.	.	PUNCT
cet-689	53	1	the	the	DET
cet-689	53	2	equations	equation	NOUN
cet-689	53	3	of	of	ADP
cet-689	53	4	fouling	foul	VERB
cet-689	53	5	deposition	deposition	NOUN
cet-689	53	6	and	and	CCONJ
cet-689	53	7	hen	hen	NOUN
cet-689	53	8	retrofit	retrofit	NOUN
cet-689	53	9	are	be	AUX
cet-689	53	10	shown	show	VERB
cet-689	53	11	below	below	ADP
cet-689	53	12	:	:	PUNCT
cet-689	53	13	1550	1550	NUM
cet-689	53	14	rft	rft	NOUN
cet-689	53	15	=	=	PUNCT
cet-689	53	16	rft-1	rft-1	CCONJ
cet-689	53	17	+	+	NUM
cet-689	53	18	rf’t·∆t	rf’t·∆t	NOUN
cet-689	53	19	(	(	PUNCT
cet-689	53	20	3	3	NUM
cet-689	53	21	)	)	PUNCT
cet-689	53	22	1	1	NUM
cet-689	53	23	/	/	SYM
cet-689	53	24	u	u	NOUN
cet-689	53	25	=	=	NOUN
cet-689	53	26	1	1	NUM
cet-689	53	27	/	/	SYM
cet-689	53	28	hh	hh	NOUN
cet-689	53	29	+	+	NOUN
cet-689	53	30	1	1	NUM
cet-689	53	31	/	/	SYM
cet-689	53	32	hc	hc	NOUN
cet-689	53	33	+	+	X
cet-689	53	34	rf	rf	ADJ
cet-689	53	35	(	(	PUNCT
cet-689	53	36	4	4	NUM
cet-689	53	37	)	)	PUNCT
cet-689	53	38	objective	objective	NOUN
cet-689	53	39	=	=	PUNCT
cet-689	53	40	minimize	minimize	VERB
cet-689	53	41	total	total	ADJ
cet-689	53	42	utilities	utility	NOUN
cet-689	53	43	cost	cost	VERB
cet-689	53	44	for	for	ADP
cet-689	53	45	twelve	twelve	NUM
cet-689	53	46	month	month	NOUN
cet-689	53	47	=	=	SYM
cet-689	53	48	ccu×	ccu×	PROPN
cet-689	53	49	∑	∑	PUNCT
cet-689	53	50	𝑖,𝑡	𝑖,𝑡	VERB
cet-689	53	51	qcui	qcui	NOUN
cet-689	53	52	,	,	PUNCT
cet-689	53	53	t	t	PROPN
cet-689	53	54	+	+	CCONJ
cet-689	53	55	chu×	chu×	PROPN
cet-689	53	56	∑	∑	PROPN
cet-689	53	57	𝑗,𝑡	𝑗,𝑡	PROPN
cet-689	53	58	qhuj	qhuj	PROPN
cet-689	53	59	,	,	PUNCT
cet-689	53	60	t	t	PROPN
cet-689	53	61	(	(	PUNCT
cet-689	53	62	5	5	NUM
cet-689	53	63	)	)	PUNCT
cet-689	53	64	figure	figure	NOUN
cet-689	53	65	2	2	NUM
cet-689	53	66	:	:	PUNCT
cet-689	53	67	scheme	scheme	NOUN
cet-689	53	68	of	of	ADP
cet-689	53	69	hen	hen	PROPN
cet-689	53	70	retrofit	retrofit	NOUN
cet-689	53	71	model	model	NOUN
cet-689	53	72	under	under	ADP
cet-689	53	73	fouling	fouling	NOUN
cet-689	53	74	effects	effect	NOUN
cet-689	53	75	with	with	ADP
cet-689	53	76	cleaning	cleaning	NOUN
cet-689	53	77	schedule	schedule	NOUN
cet-689	53	78	4	4	NUM
cet-689	53	79	.	.	PUNCT
cet-689	53	80	hen	hen	NOUN
cet-689	53	81	retrofit	retrofit	NOUN
cet-689	53	82	under	under	ADP
cet-689	53	83	fouling	fouling	NOUN
cet-689	53	84	effects	effect	NOUN
cet-689	53	85	strategy	strategy	NOUN
cet-689	53	86	with	with	ADP
cet-689	53	87	cleaning	clean	VERB
cet-689	53	88	schedule	schedule	NOUN
cet-689	53	89	in	in	ADP
cet-689	53	90	order	order	NOUN
cet-689	53	91	to	to	PART
cet-689	53	92	maximize	maximize	VERB
cet-689	53	93	profit	profit	NOUN
cet-689	53	94	,	,	PUNCT
cet-689	53	95	the	the	DET
cet-689	53	96	cleaning	cleaning	NOUN
cet-689	53	97	schedule	schedule	NOUN
cet-689	53	98	is	be	AUX
cet-689	53	99	applied	apply	VERB
cet-689	53	100	.	.	PUNCT
cet-689	54	1	wang	wang	PROPN
cet-689	54	2	et	et	PROPN
cet-689	54	3	al	al	PROPN
cet-689	54	4	.	.	PROPN
cet-689	55	1	(	(	PUNCT
cet-689	55	2	2016	2016	NUM
cet-689	55	3	)	)	PUNCT
cet-689	55	4	apply	apply	VERB
cet-689	55	5	cleaning	cleaning	NOUN
cet-689	55	6	schedule	schedule	NOUN
cet-689	55	7	for	for	ADP
cet-689	55	8	mitigating	mitigate	VERB
cet-689	55	9	fouling	fouling	NOUN
cet-689	55	10	and	and	CCONJ
cet-689	55	11	get	get	VERB
cet-689	55	12	the	the	DET
cet-689	55	13	lower	low	ADJ
cet-689	55	14	the	the	DET
cet-689	55	15	cost	cost	NOUN
cet-689	55	16	comparing	compare	VERB
cet-689	55	17	with	with	ADP
cet-689	55	18	practical	practical	ADJ
cet-689	55	19	fouling	fouling	NOUN
cet-689	55	20	mitigation	mitigation	NOUN
cet-689	55	21	.	.	PUNCT
cet-689	56	1	the	the	DET
cet-689	56	2	time	time	NOUN
cet-689	56	3	of	of	ADP
cet-689	56	4	operation	operation	NOUN
cet-689	56	5	is	be	AUX
cet-689	56	6	divided	divide	VERB
cet-689	56	7	into	into	ADP
cet-689	56	8	2	2	NUM
cet-689	56	9	types	type	NOUN
cet-689	56	10	;	;	PUNCT
cet-689	56	11	operation	operation	NOUN
cet-689	56	12	and	and	CCONJ
cet-689	56	13	cleaning	clean	VERB
cet-689	56	14	sub	sub	NOUN
cet-689	56	15	-	-	ADJ
cet-689	56	16	periods	period	NOUN
cet-689	56	17	,	,	PUNCT
cet-689	56	18	shown	show	VERB
cet-689	56	19	in	in	ADP
cet-689	56	20	figure	figure	NOUN
cet-689	56	21	3	3	NUM
cet-689	56	22	.	.	PUNCT
cet-689	57	1	the	the	DET
cet-689	57	2	logical	logical	ADJ
cet-689	57	3	constraint	constraint	NOUN
cet-689	57	4	,	,	PUNCT
cet-689	57	5	as	as	SCONJ
cet-689	57	6	shown	show	VERB
cet-689	57	7	in	in	ADP
cet-689	57	8	equation	equation	NOUN
cet-689	57	9	6	6	NUM
cet-689	57	10	,	,	PUNCT
cet-689	57	11	defines	define	VERB
cet-689	57	12	the	the	DET
cet-689	57	13	logic	logic	NOUN
cet-689	57	14	that	that	SCONJ
cet-689	57	15	if	if	SCONJ
cet-689	57	16	the	the	DET
cet-689	57	17	effectiveness	effectiveness	NOUN
cet-689	57	18	of	of	ADP
cet-689	57	19	heat	heat	NOUN
cet-689	57	20	exchanger	exchanger	NOUN
cet-689	57	21	(	(	PUNCT
cet-689	57	22	𝑄𝑡	𝑄𝑡	PROPN
cet-689	57	23	𝑄𝑡0	𝑄𝑡0	NOUN
cet-689	57	24	)	)	PUNCT
cet-689	57	25	is	be	AUX
cet-689	57	26	less	less	ADJ
cet-689	57	27	than	than	ADP
cet-689	57	28	cleaning	clean	VERB
cet-689	57	29	criteria	criterion	NOUN
cet-689	57	30	(	(	PUNCT
cet-689	57	31	c	c	NOUN
cet-689	57	32	)	)	PUNCT
cet-689	57	33	,	,	PUNCT
cet-689	57	34	then	then	ADV
cet-689	57	35	the	the	DET
cet-689	57	36	cleaning	cleaning	NOUN
cet-689	57	37	operation	operation	NOUN
cet-689	57	38	will	will	AUX
cet-689	57	39	be	be	AUX
cet-689	57	40	occurred	occur	VERB
cet-689	57	41	.	.	PUNCT
cet-689	58	1	the	the	DET
cet-689	58	2	cleaning	clean	VERB
cet-689	58	3	status	status	NOUN
cet-689	58	4	is	be	AUX
cet-689	58	5	indicated	indicate	VERB
cet-689	58	6	by	by	ADP
cet-689	58	7	binary	binary	PROPN
cet-689	58	8	variable	variable	PROPN
cet-689	58	9	xcl	xcl	PROPN
cet-689	58	10	,	,	PUNCT
cet-689	58	11	t.	t.	PROPN
cet-689	58	12	where	where	SCONJ
cet-689	58	13	xcl	xcl	PROPN
cet-689	58	14	,	,	PUNCT
cet-689	58	15	t	t	PROPN
cet-689	58	16	is	be	AUX
cet-689	58	17	one	one	NUM
cet-689	58	18	and	and	CCONJ
cet-689	58	19	zero	zero	NUM
cet-689	58	20	referring	refer	VERB
cet-689	58	21	to	to	ADP
cet-689	58	22	cleaning	clean	VERB
cet-689	58	23	operation	operation	NOUN
cet-689	58	24	and	and	CCONJ
cet-689	58	25	non	non	ADJ
cet-689	58	26	-	-	ADJ
cet-689	58	27	cleaning	cleaning	ADJ
cet-689	58	28	,	,	PUNCT
cet-689	58	29	respectively	respectively	ADV
cet-689	58	30	.	.	PUNCT
cet-689	59	1	equation	equation	NOUN
cet-689	59	2	7	7	NUM
cet-689	59	3	is	be	AUX
cet-689	59	4	used	use	VERB
cet-689	59	5	to	to	PART
cet-689	59	6	indicate	indicate	VERB
cet-689	59	7	fouling	fouling	NOUN
cet-689	59	8	resistance	resistance	NOUN
cet-689	59	9	when	when	SCONJ
cet-689	59	10	cleaning	cleaning	NOUN
cet-689	59	11	operation	operation	NOUN
cet-689	59	12	is	be	AUX
cet-689	59	13	involved	involve	VERB
cet-689	59	14	.	.	PUNCT
cet-689	60	1			PROPN
cet-689	61	1	≤	≤	NOUN
cet-689	61	2	(	(	PUNCT
cet-689	61	3	c	c	PROPN
cet-689	61	4	qt	qt	PROPN
cet-689	61	5	/	/	SYM
cet-689	61	6	qt0	qt0	PROPN
cet-689	61	7	)	)	PUNCT
cet-689	61	8	–	–	PUNCT
cet-689	61	9	(	(	PUNCT
cet-689	61	10			PROPN
cet-689	61	11	×	×	PROPN
cet-689	61	12	xcl	xcl	PROPN
cet-689	61	13	,	,	PUNCT
cet-689	61	14	t	t	PROPN
cet-689	61	15	)	)	PUNCT
cet-689	61	16	≤	≤	NOUN
cet-689	61	17	0	0	NUM
cet-689	62	1	(	(	PUNCT
cet-689	62	2	6	6	NUM
cet-689	62	3	)	)	PUNCT
cet-689	62	4	rft	rft	NOUN
cet-689	62	5	=	=	SYM
cet-689	62	6	(	(	PUNCT
cet-689	62	7	rft-1	rft-1	X
cet-689	62	8	+	+	X
cet-689	62	9	rf’t	rf’t	NOUN
cet-689	62	10	)	)	PUNCT
cet-689	62	11	×	×	NOUN
cet-689	62	12	(	(	PUNCT
cet-689	62	13	1	1	NUM
cet-689	62	14	xcl	xcl	PROPN
cet-689	62	15	,	,	PUNCT
cet-689	62	16	t	t	PROPN
cet-689	62	17	)	)	PUNCT
cet-689	63	1	+	+	CCONJ
cet-689	63	2	(	(	PUNCT
cet-689	63	3	rft0	rft0	PROPN
cet-689	63	4	×	×	PROPN
cet-689	63	5	xcl	xcl	PROPN
cet-689	63	6	,	,	PUNCT
cet-689	63	7	t	t	PROPN
cet-689	63	8	)	)	PUNCT
cet-689	63	9	(	(	PUNCT
cet-689	63	10	7	7	X
cet-689	63	11	)	)	PUNCT
cet-689	63	12	figure	figure	NOUN
cet-689	63	13	3	3	NUM
cet-689	63	14	:	:	PUNCT
cet-689	63	15	time	time	NOUN
cet-689	63	16	discretization	discretization	NOUN
cet-689	63	17	for	for	ADP
cet-689	63	18	modelling	model	VERB
cet-689	63	19	cleaning	cleaning	NOUN
cet-689	63	20	in	in	ADP
cet-689	63	21	hen	hen	NOUN
cet-689	63	22	.	.	PUNCT
cet-689	64	1	5	5	X
cet-689	64	2	.	.	X
cet-689	64	3	case	case	NOUN
cet-689	64	4	study	study	VERB
cet-689	64	5	this	this	DET
cet-689	64	6	crude	crude	ADJ
cet-689	64	7	preheat	preheat	NOUN
cet-689	64	8	train	train	NOUN
cet-689	64	9	case	case	NOUN
cet-689	64	10	is	be	AUX
cet-689	64	11	used	use	VERB
cet-689	64	12	to	to	PART
cet-689	64	13	illustrate	illustrate	VERB
cet-689	64	14	the	the	DET
cet-689	64	15	hen	hen	NOUN
cet-689	64	16	retrofit	retrofit	NOUN
cet-689	64	17	model	model	NOUN
cet-689	64	18	under	under	ADP
cet-689	64	19	fouling	fouling	NOUN
cet-689	64	20	effects	effect	NOUN
cet-689	64	21	.	.	PUNCT
cet-689	65	1	the	the	DET
cet-689	65	2	problem	problem	NOUN
cet-689	65	3	is	be	AUX
cet-689	65	4	accomplished	accomplish	VERB
cet-689	65	5	in	in	ADP
cet-689	65	6	gams	gams	PROPN
cet-689	65	7	24.2.1	24.2.1	PROPN
cet-689	65	8	solved	solve	VERB
cet-689	65	9	by	by	ADP
cet-689	65	10	dicopt	dicopt	NOUN
cet-689	65	11	as	as	ADP
cet-689	65	12	an	an	DET
cet-689	65	13	minlp	minlp	NOUN
cet-689	65	14	solver	solver	NOUN
cet-689	65	15	on	on	ADP
cet-689	65	16	notebook	notebook	NOUN
cet-689	65	17	computer	computer	NOUN
cet-689	65	18	(	(	PUNCT
cet-689	65	19	asus	asus	NOUN
cet-689	65	20	a45v	a45v	SYM
cet-689	65	21	series	series	PROPN
cet-689	65	22	(	(	PUNCT
cet-689	65	23	intel	intel	PROPN
cet-689	65	24	®	®	NOUN
cet-689	65	25	core	core	NOUN
cet-689	65	26	™	™	VERB
cet-689	65	27	i7	i7	ADJ
cet-689	65	28	-	-	PUNCT
cet-689	65	29	3610qm	3610qm	NOUN
cet-689	65	30	cpu	cpu	NOUN
cet-689	65	31	@	@	ADP
cet-689	65	32	2.30ghz	2.30ghz	NUM
cet-689	65	33	,	,	PUNCT
cet-689	65	34	8	8	NUM
cet-689	65	35	gb	gb	NOUN
cet-689	65	36	of	of	ADP
cet-689	65	37	ram	ram	NOUN
cet-689	65	38	,	,	PUNCT
cet-689	65	39	windows	window	VERB
cet-689	65	40	10	10	NUM
cet-689	65	41	(	(	PUNCT
cet-689	65	42	64	64	NUM
cet-689	65	43	-	-	PUNCT
cet-689	65	44	bit	bit	NOUN
cet-689	65	45	operating	operate	VERB
cet-689	65	46	system	system	NOUN
cet-689	65	47	)	)	PUNCT
cet-689	65	48	)	)	PUNCT
cet-689	65	49	.	.	PUNCT
cet-689	66	1	project	project	NOUN
cet-689	66	2	life	life	NOUN
cet-689	66	3	(	(	PUNCT
cet-689	66	4	n	n	CCONJ
cet-689	66	5	)	)	PUNCT
cet-689	66	6	is	be	AUX
cet-689	66	7	five	five	NUM
cet-689	66	8	years	year	NOUN
cet-689	66	9	with	with	ADP
cet-689	66	10	20	20	NUM
cet-689	66	11	%	%	NOUN
cet-689	66	12	of	of	ADP
cet-689	66	13	annual	annual	ADJ
cet-689	66	14	interest	interest	NOUN
cet-689	66	15	rate	rate	NOUN
cet-689	66	16	.	.	PUNCT
cet-689	67	1	the	the	DET
cet-689	67	2	stream	stream	NOUN
cet-689	67	3	data	datum	NOUN
cet-689	67	4	is	be	AUX
cet-689	67	5	represented	represent	VERB
cet-689	67	6	in	in	ADP
cet-689	67	7	table	table	NOUN
cet-689	67	8	1	1	NUM
cet-689	67	9	.	.	SYM
cet-689	67	10	1551	1551	NUM
cet-689	67	11	crude	crude	ADJ
cet-689	67	12	preheat	preheat	NOUN
cet-689	67	13	train	train	NOUN
cet-689	67	14	hen	hen	NOUN
cet-689	67	15	comprises	comprise	NOUN
cet-689	67	16	of	of	ADP
cet-689	67	17	10	10	NUM
cet-689	67	18	hot	hot	ADJ
cet-689	67	19	and	and	CCONJ
cet-689	67	20	3	3	NUM
cet-689	67	21	cold	cold	ADJ
cet-689	67	22	process	process	NOUN
cet-689	67	23	streams	stream	VERB
cet-689	67	24	with	with	ADP
cet-689	67	25	6	6	NUM
cet-689	67	26	existing	exist	VERB
cet-689	67	27	exchangers	exchanger	NOUN
cet-689	67	28	as	as	SCONJ
cet-689	67	29	presented	present	VERB
cet-689	67	30	in	in	ADP
cet-689	67	31	figure	figure	NOUN
cet-689	67	32	4a	4a	NUM
cet-689	67	33	.	.	PUNCT
cet-689	68	1	at	at	ADP
cet-689	68	2	first	first	ADV
cet-689	68	3	,	,	PUNCT
cet-689	68	4	this	this	DET
cet-689	68	5	base	base	NOUN
cet-689	68	6	-	-	PUNCT
cet-689	68	7	case	case	NOUN
cet-689	68	8	hen	hen	NOUN
cet-689	68	9	requires	require	VERB
cet-689	68	10	hot	hot	ADJ
cet-689	68	11	and	and	CCONJ
cet-689	68	12	cold	cold	ADJ
cet-689	68	13	utility	utility	NOUN
cet-689	68	14	for	for	ADP
cet-689	68	15	67,988	67,988	NUM
cet-689	68	16	and	and	CCONJ
cet-689	68	17	75,076	75,076	NUM
cet-689	68	18	kw	kw	NOUN
cet-689	68	19	respectively	respectively	ADV
cet-689	68	20	.	.	PUNCT
cet-689	69	1	this	this	DET
cet-689	69	2	base	base	NOUN
cet-689	69	3	-	-	PUNCT
cet-689	69	4	case	case	NOUN
cet-689	69	5	is	be	AUX
cet-689	69	6	improved	improve	VERB
cet-689	69	7	to	to	PART
cet-689	69	8	recover	recover	VERB
cet-689	69	9	heat	heat	NOUN
cet-689	69	10	transfer	transfer	NOUN
cet-689	69	11	efficiency	efficiency	NOUN
cet-689	69	12	using	use	VERB
cet-689	69	13	exchanger	exchanger	NOUN
cet-689	69	14	minimum	minimum	NOUN
cet-689	69	15	approach	approach	NOUN
cet-689	69	16	temperature	temperature	NOUN
cet-689	69	17	(	(	PUNCT
cet-689	69	18	emat	emat	NOUN
cet-689	69	19	)	)	PUNCT
cet-689	69	20	of	of	ADP
cet-689	69	21	5	5	NUM
cet-689	69	22	˚c	˚c	NOUN
cet-689	69	23	.	.	PUNCT
cet-689	70	1	when	when	SCONJ
cet-689	70	2	crude	crude	ADJ
cet-689	70	3	preheat	preheat	NOUN
cet-689	70	4	train	train	NOUN
cet-689	70	5	is	be	AUX
cet-689	70	6	operated	operate	VERB
cet-689	70	7	for	for	ADP
cet-689	70	8	twelve	twelve	NUM
cet-689	70	9	months	month	NOUN
cet-689	70	10	in	in	ADP
cet-689	70	11	first	first	ADJ
cet-689	70	12	step	step	NOUN
cet-689	70	13	,	,	PUNCT
cet-689	70	14	the	the	DET
cet-689	70	15	result	result	NOUN
cet-689	70	16	shows	show	VERB
cet-689	70	17	that	that	SCONJ
cet-689	70	18	hen	hen	NOUN
cet-689	70	19	consumes	consume	VERB
cet-689	70	20	more	more	ADJ
cet-689	70	21	utilities	utility	NOUN
cet-689	70	22	due	due	ADP
cet-689	70	23	to	to	ADP
cet-689	70	24	decreasing	decrease	VERB
cet-689	70	25	heat	heat	NOUN
cet-689	70	26	recovery	recovery	NOUN
cet-689	70	27	of	of	ADP
cet-689	70	28	hen	hen	NOUN
cet-689	70	29	as	as	SCONJ
cet-689	70	30	shown	show	VERB
cet-689	70	31	in	in	ADP
cet-689	70	32	figure	figure	NOUN
cet-689	70	33	4b	4b	PROPN
cet-689	70	34	.	.	PUNCT
cet-689	71	1	total	total	ADJ
cet-689	71	2	hot	hot	ADJ
cet-689	71	3	and	and	CCONJ
cet-689	71	4	cold	cold	ADJ
cet-689	71	5	utility	utility	NOUN
cet-689	71	6	consumptions	consumption	NOUN
cet-689	71	7	are	be	AUX
cet-689	71	8	70,162	70,162	NUM
cet-689	71	9	and	and	CCONJ
cet-689	71	10	77,250	77,250	NUM
cet-689	71	11	kw	kw	NOUN
cet-689	71	12	respectively	respectively	ADV
cet-689	71	13	.	.	PUNCT
cet-689	72	1	after	after	ADP
cet-689	72	2	twelve	twelve	NUM
cet-689	72	3	months	month	NOUN
cet-689	72	4	,	,	PUNCT
cet-689	72	5	this	this	DET
cet-689	72	6	hen	hen	NOUN
cet-689	72	7	is	be	AUX
cet-689	72	8	modified	modify	VERB
cet-689	72	9	by	by	ADP
cet-689	72	10	retrofit	retrofit	NOUN
cet-689	72	11	model	model	NOUN
cet-689	72	12	.	.	PUNCT
cet-689	73	1	the	the	DET
cet-689	73	2	hen	hen	PROPN
cet-689	73	3	retrofit	retrofit	NOUN
cet-689	73	4	shows	show	VERB
cet-689	73	5	that	that	SCONJ
cet-689	73	6	there	there	PRON
cet-689	73	7	is	be	VERB
cet-689	73	8	one	one	NUM
cet-689	73	9	new	new	ADJ
cet-689	73	10	exchanger	exchanger	NOUN
cet-689	73	11	needed	need	VERB
cet-689	73	12	as	as	SCONJ
cet-689	73	13	shown	show	VERB
cet-689	73	14	in	in	ADP
cet-689	73	15	figure	figure	NOUN
cet-689	73	16	4c	4c	NOUN
cet-689	73	17	.	.	PUNCT
cet-689	74	1	the	the	DET
cet-689	74	2	area	area	NOUN
cet-689	74	3	is	be	AUX
cet-689	74	4	increased	increase	VERB
cet-689	74	5	from	from	ADP
cet-689	74	6	3,913	3,913	NUM
cet-689	74	7	to	to	ADP
cet-689	74	8	8,424	8,424	NUM
cet-689	74	9	m2	m2	PROPN
cet-689	74	10	.	.	PUNCT
cet-689	75	1	at	at	ADP
cet-689	75	2	the	the	DET
cet-689	75	3	start	start	NOUN
cet-689	75	4	of	of	ADP
cet-689	75	5	run	run	NOUN
cet-689	75	6	,	,	PUNCT
cet-689	75	7	retrofitted	retrofitted	ADJ
cet-689	75	8	hen	hen	NOUN
cet-689	75	9	requires	require	VERB
cet-689	75	10	hot	hot	ADJ
cet-689	75	11	utility	utility	NOUN
cet-689	75	12	of	of	ADP
cet-689	75	13	53,354	53,354	NUM
cet-689	75	14	kw	kw	NOUN
cet-689	75	15	and	and	CCONJ
cet-689	75	16	cold	cold	ADJ
cet-689	75	17	utility	utility	NOUN
cet-689	75	18	of	of	ADP
cet-689	75	19	60,442	60,442	NUM
cet-689	75	20	kw	kw	NOUN
cet-689	75	21	.	.	PUNCT
cet-689	76	1	and	and	CCONJ
cet-689	76	2	retrofitted	retrofit	VERB
cet-689	76	3	hen	hen	NOUN
cet-689	76	4	operated	operate	VERB
cet-689	76	5	for	for	ADP
cet-689	76	6	twelve	twelve	NUM
cet-689	76	7	months	month	NOUN
cet-689	76	8	shows	show	VERB
cet-689	76	9	that	that	SCONJ
cet-689	76	10	hot	hot	ADJ
cet-689	76	11	and	and	CCONJ
cet-689	76	12	cold	cold	ADJ
cet-689	76	13	utilities	utility	NOUN
cet-689	76	14	are	be	AUX
cet-689	76	15	55,851	55,851	NUM
cet-689	76	16	kw	kw	NOUN
cet-689	76	17	and	and	CCONJ
cet-689	76	18	62,939	62,939	NUM
cet-689	76	19	kw	kw	NOUN
cet-689	76	20	,	,	PUNCT
cet-689	76	21	respectively	respectively	ADV
cet-689	76	22	as	as	SCONJ
cet-689	76	23	shown	show	VERB
cet-689	76	24	in	in	ADP
cet-689	76	25	figure	figure	NOUN
cet-689	76	26	4d	4d	NUM
cet-689	76	27	.	.	PUNCT
cet-689	77	1	for	for	ADP
cet-689	77	2	base	base	NOUN
cet-689	77	3	-	-	PUNCT
cet-689	77	4	case	case	NOUN
cet-689	77	5	hen	hen	NOUN
cet-689	77	6	,	,	PUNCT
cet-689	77	7	fouling	foul	VERB
cet-689	77	8	accumulation	accumulation	NOUN
cet-689	77	9	rate	rate	NOUN
cet-689	77	10	is	be	AUX
cet-689	77	11	increased	increase	VERB
cet-689	77	12	in	in	ADP
cet-689	77	13	existing	exist	VERB
cet-689	77	14	exchangers	exchanger	NOUN
cet-689	77	15	,	,	PUNCT
cet-689	77	16	resulting	result	VERB
cet-689	77	17	in	in	ADP
cet-689	77	18	increasing	increase	VERB
cet-689	77	19	heat	heat	NOUN
cet-689	77	20	load	load	NOUN
cet-689	77	21	and	and	CCONJ
cet-689	77	22	decreasing	decrease	VERB
cet-689	77	23	overall	overall	ADJ
cet-689	77	24	heat	heat	NOUN
cet-689	77	25	transfer	transfer	NOUN
cet-689	77	26	coefficient	coefficient	NOUN
cet-689	77	27	during	during	ADP
cet-689	77	28	all	all	PRON
cet-689	77	29	of	of	ADP
cet-689	77	30	the	the	DET
cet-689	77	31	operating	operating	NOUN
cet-689	77	32	periods	period	NOUN
cet-689	77	33	as	as	SCONJ
cet-689	77	34	shown	show	VERB
cet-689	77	35	in	in	ADP
cet-689	77	36	figure	figure	NOUN
cet-689	77	37	5	5	NUM
cet-689	77	38	.	.	PUNCT
cet-689	78	1	for	for	ADP
cet-689	78	2	the	the	DET
cet-689	78	3	retrofitted	retrofitted	ADJ
cet-689	78	4	hen	hen	NOUN
cet-689	78	5	,	,	PUNCT
cet-689	78	6	the	the	DET
cet-689	78	7	result	result	NOUN
cet-689	78	8	shows	show	VERB
cet-689	78	9	that	that	SCONJ
cet-689	78	10	it	it	PRON
cet-689	78	11	saves	save	VERB
cet-689	78	12	total	total	ADJ
cet-689	78	13	hot	hot	ADJ
cet-689	78	14	and	and	CCONJ
cet-689	78	15	cold	cold	ADJ
cet-689	78	16	utility	utility	NOUN
cet-689	78	17	along	along	ADP
cet-689	78	18	twelve	twelve	NUM
cet-689	78	19	months	month	NOUN
cet-689	78	20	and	and	CCONJ
cet-689	78	21	gets	get	VERB
cet-689	78	22	positive	positive	ADJ
cet-689	78	23	npv	npv	NOUN
cet-689	78	24	as	as	SCONJ
cet-689	78	25	shown	show	VERB
cet-689	78	26	in	in	ADP
cet-689	78	27	table	table	NOUN
cet-689	78	28	2	2	NUM
cet-689	78	29	.	.	PUNCT
cet-689	78	30	table	table	NOUN
cet-689	78	31	1	1	NUM
cet-689	78	32	:	:	PUNCT
cet-689	78	33	stream	stream	NOUN
cet-689	78	34	data	datum	NOUN
cet-689	78	35	for	for	ADP
cet-689	78	36	real	real	ADJ
cet-689	78	37	crude	crude	ADJ
cet-689	78	38	oil	oil	NOUN
cet-689	78	39	preheat	preheat	NOUN
cet-689	78	40	train	train	NOUN
cet-689	78	41	for	for	ADP
cet-689	78	42	base	base	NOUN
cet-689	78	43	case	case	NOUN
cet-689	78	44	stream	stream	NOUN
cet-689	78	45	tin	tin	NOUN
cet-689	78	46	(	(	PUNCT
cet-689	78	47	˚c	˚c	ADJ
cet-689	78	48	)	)	PUNCT
cet-689	78	49	tout	tout	NOUN
cet-689	78	50	(	(	PUNCT
cet-689	78	51	˚c	˚c	ADJ
cet-689	78	52	)	)	PUNCT
cet-689	78	53	fcp	fcp	PROPN
cet-689	78	54	(	(	PUNCT
cet-689	78	55	kw.˚c-1	kw.˚c-1	NOUN
cet-689	78	56	)	)	PUNCT
cet-689	78	57	h	h	NOUN
cet-689	78	58	(	(	PUNCT
cet-689	78	59	kw.m-2.˚c-1	kw.m-2.˚c-1	NOUN
cet-689	78	60	)	)	PUNCT
cet-689	78	61	h1	h1	VERB
cet-689	78	62	319.4	319.4	NUM
cet-689	78	63	244.1	244.1	NUM
cet-689	78	64	136.186	136.186	NUM
cet-689	78	65	1.293	1.293	NUM
cet-689	78	66	h2	h2	NOUN
cet-689	78	67	73.24	73.24	NUM
cet-689	78	68	30	30	NUM
cet-689	78	69	6.842	6.842	NUM
cet-689	78	70	5.063	5.063	NUM
cet-689	78	71	h3	h3	NOUN
cet-689	78	72	347.3	347.3	NUM
cet-689	78	73	45	45	NUM
cet-689	78	74	197.495	197.495	NUM
cet-689	78	75	0.892	0.892	NUM
cet-689	78	76	h4	h4	PROPN
cet-689	78	77	263.5	263.5	NUM
cet-689	78	78	180.2	180.2	NUM
cet-689	78	79	123.06	123.06	NUM
cet-689	78	80	1.361	1.361	NUM
cet-689	78	81	h5	h5	PROPN
cet-689	78	82	297.4	297.4	NUM
cet-689	78	83	110	110	NUM
cet-689	78	84	20.722	20.722	NUM
cet-689	78	85	1.299	1.299	NUM
cet-689	78	86	h6	h6	PROPN
cet-689	78	87	248	248	NUM
cet-689	78	88	50	50	NUM
cet-689	78	89	63.166	63.166	NUM
cet-689	78	90	1.344	1.344	NUM
cet-689	78	91	h7	h7	PROPN
cet-689	78	92	73.24	73.24	NUM
cet-689	78	93	40	40	NUM
cet-689	78	94	57.687	57.687	NUM
cet-689	78	95	1.28	1.28	NUM
cet-689	78	96	h8	h8	NOUN
cet-689	78	97	231.8	231.8	NUM
cet-689	78	98	120	120	NUM
cet-689	78	99	48.526	48.526	NUM
cet-689	78	100	1.396	1.396	NUM
cet-689	78	101	h9	h9	NOUN
cet-689	78	102	167.1	167.1	NUM
cet-689	78	103	69.55	69.55	NUM
cet-689	78	104	165.278	165.278	NUM
cet-689	78	105	1.388	1.388	NUM
cet-689	78	106	h10	h10	NOUN
cet-689	78	107	146.7	146.7	NUM
cet-689	78	108	73.24	73.24	NUM
cet-689	78	109	253.551	253.551	NUM
cet-689	78	110	0.505	0.505	NUM
cet-689	78	111	c1	c1	NOUN
cet-689	78	112	30	30	NUM
cet-689	78	113	232.2	232.2	NUM
cet-689	78	114	373.238	373.238	NUM
cet-689	78	115	0.5165	0.5165	NUM
cet-689	78	116	c2	c2	PROPN
cet-689	78	117	232.2	232.2	NUM
cet-689	78	118	343.3	343.3	NUM
cet-689	78	119	488.127	488.127	NUM
cet-689	78	120	0.788	0.788	NUM
cet-689	78	121	c3	c3	PROPN
cet-689	78	122	226.2	226.2	NUM
cet-689	78	123	231.8	231.8	NUM
cet-689	78	124	392.55	392.55	NUM
cet-689	78	125	3.328	3.328	NUM
cet-689	78	126	hot	hot	ADJ
cet-689	78	127	utility	utility	NOUN
cet-689	78	128	120	120	NUM
cet-689	78	129	(	(	PUNCT
cet-689	78	130	$	$	SYM
cet-689	78	131	/kw·y	/kw·y	NOUN
cet-689	78	132	)	)	PUNCT
cet-689	78	133	120	120	NUM
cet-689	78	134	(	(	PUNCT
cet-689	78	135	$	$	SYM
cet-689	78	136	/kw·y	/kw·y	PUNCT
cet-689	78	137	)	)	PUNCT
cet-689	78	138	2	2	NUM
cet-689	78	139	cold	cold	ADJ
cet-689	78	140	utility	utility	NOUN
cet-689	78	141	20	20	NUM
cet-689	78	142	(	(	PUNCT
cet-689	78	143	$	$	SYM
cet-689	78	144	/kw·y	/kw·y	PUNCT
cet-689	78	145	)	)	PUNCT
cet-689	78	146	20	20	NUM
cet-689	78	147	(	(	PUNCT
cet-689	78	148	$	$	SYM
cet-689	78	149	/kw·y	/kw·y	PUNCT
cet-689	78	150	)	)	PUNCT
cet-689	78	151	2	2	NUM
cet-689	78	152	heat	heat	NOUN
cet-689	78	153	exchanger	exchanger	NOUN
cet-689	78	154	cost	cost	NOUN
cet-689	78	155	=	=	SYM
cet-689	78	156	26460	26460	NUM
cet-689	78	157	+	+	CCONJ
cet-689	78	158	389×[area	389×[area	NUM
cet-689	78	159	(	(	PUNCT
cet-689	78	160	m2	m2	PROPN
cet-689	78	161	)	)	PUNCT
cet-689	78	162	]	]	PUNCT
cet-689	78	163	0.83	0.83	NUM
cet-689	78	164	cleaning	cleaning	NOUN
cet-689	78	165	cost	cost	NOUN
cet-689	78	166	=	=	NOUN
cet-689	78	167	500	500	NUM
cet-689	78	168	$	$	NOUN
cet-689	78	169	cleaning	cleaning	NOUN
cet-689	78	170	criteria	criterion	NOUN
cet-689	78	171	(	(	PUNCT
cet-689	78	172	c	c	X
cet-689	78	173	)	)	PUNCT
cet-689	78	174	=	=	SYM
cet-689	79	1	70	70	NUM
cet-689	79	2	%	%	NOUN
cet-689	79	3	of	of	ADP
cet-689	79	4	thermal	thermal	ADJ
cet-689	79	5	effectiveness	effectiveness	NOUN
cet-689	79	6	table2	table2	NOUN
cet-689	79	7	:	:	PUNCT
cet-689	79	8	comparison	comparison	NOUN
cet-689	79	9	between	between	ADP
cet-689	79	10	base	base	NOUN
cet-689	79	11	-	-	PUNCT
cet-689	79	12	case	case	NOUN
cet-689	79	13	and	and	CCONJ
cet-689	79	14	retrofit	retrofit	NOUN
cet-689	79	15	case	case	NOUN
cet-689	79	16	without	without	ADP
cet-689	79	17	cleaning	clean	VERB
cet-689	79	18	with	with	ADP
cet-689	79	19	cleaning	clean	VERB
cet-689	79	20	base	base	NOUN
cet-689	79	21	-	-	PUNCT
cet-689	79	22	case	case	NOUN
cet-689	79	23	for	for	ADP
cet-689	79	24	12	12	NUM
cet-689	79	25	months	month	NOUN
cet-689	79	26	retrofit	retrofit	NOUN
cet-689	79	27	case	case	NOUN
cet-689	79	28	for	for	ADP
cet-689	79	29	12	12	NUM
cet-689	79	30	months	month	NOUN
cet-689	79	31	base	base	NOUN
cet-689	79	32	-	-	PUNCT
cet-689	79	33	case	case	NOUN
cet-689	79	34	for	for	ADP
cet-689	79	35	12	12	NUM
cet-689	79	36	months	month	NOUN
cet-689	79	37	retrofit	retrofit	NOUN
cet-689	79	38	case	case	NOUN
cet-689	79	39	for	for	ADP
cet-689	79	40	12	12	NUM
cet-689	79	41	months	month	NOUN
cet-689	79	42	npv	npv	NOUN
cet-689	79	43	$	$	SYM
cet-689	79	44	639,165	639,165	NUM
cet-689	79	45	$	$	SYM
cet-689	79	46	660,038	660,038	NUM
cet-689	79	47	hot	hot	ADJ
cet-689	79	48	utility	utility	NOUN
cet-689	79	49	saving	save	VERB
cet-689	79	50	20.40	20.40	NUM
cet-689	79	51	%	%	NOUN
cet-689	79	52	3.11	3.11	NUM
cet-689	79	53	%	%	NOUN
cet-689	79	54	22.23	22.23	NUM
cet-689	79	55	%	%	NOUN
cet-689	79	56	cold	cold	ADJ
cet-689	79	57	utility	utility	NOUN
cet-689	79	58	saving	save	VERB
cet-689	79	59	18.53	18.53	NUM
cet-689	79	60	%	%	NOUN
cet-689	79	61	2.82	2.82	NUM
cet-689	79	62	%	%	NOUN
cet-689	79	63	20.17	20.17	NUM
cet-689	79	64	%	%	NOUN
cet-689	79	65	utility	utility	NOUN
cet-689	79	66	cost	cost	VERB
cet-689	79	67	$	$	SYM
cet-689	79	68	1,751,709	1,751,709	NUM
cet-689	79	69	$	$	SYM
cet-689	79	70	1,388,799	1,388,799	NUM
cet-689	79	71	$	$	SYM
cet-689	79	72	1,751,709	1,751,709	NUM
cet-689	79	73	$	$	SYM
cet-689	79	74	1,381,134	1,381,134	NUM
cet-689	79	75	additional	additional	ADJ
cet-689	79	76	area	area	NOUN
cet-689	79	77	cost	cost	VERB
cet-689	79	78	$	$	SYM
cet-689	79	79	419,755	419,755	NUM
cet-689	79	80	$	$	SYM
cet-689	79	81	419,755	419,755	NUM
cet-689	79	82	cleaning	cleaning	NOUN
cet-689	79	83	cost	cost	VERB
cet-689	79	84	$	$	SYM
cet-689	79	85	3500	3500	NUM
cet-689	79	86	$	$	SYM
cet-689	79	87	2000	2000	NUM
cet-689	79	88	the	the	DET
cet-689	79	89	last	last	ADJ
cet-689	79	90	step	step	NOUN
cet-689	79	91	,	,	PUNCT
cet-689	79	92	the	the	DET
cet-689	79	93	cleaning	cleaning	NOUN
cet-689	79	94	schedule	schedule	NOUN
cet-689	79	95	is	be	AUX
cet-689	79	96	applied	apply	VERB
cet-689	79	97	by	by	ADP
cet-689	79	98	using	use	VERB
cet-689	79	99	cleaning	cleaning	NOUN
cet-689	79	100	criteria	criterion	NOUN
cet-689	79	101	of	of	ADP
cet-689	79	102	70	70	NUM
cet-689	79	103	%	%	NOUN
cet-689	79	104	of	of	ADP
cet-689	79	105	thermal	thermal	ADJ
cet-689	79	106	effectiveness	effectiveness	NOUN
cet-689	79	107	(	(	PUNCT
cet-689	79	108	𝑄𝑡	𝑄𝑡	PROPN
cet-689	79	109	𝑄𝑡0	𝑄𝑡0	NOUN
cet-689	79	110	)	)	PUNCT
cet-689	79	111	for	for	ADP
cet-689	79	112	comparing	compare	VERB
cet-689	79	113	between	between	ADP
cet-689	79	114	a	a	DET
cet-689	79	115	number	number	NOUN
cet-689	79	116	of	of	ADP
cet-689	79	117	cleaning	clean	VERB
cet-689	79	118	operations	operation	NOUN
cet-689	79	119	of	of	ADP
cet-689	79	120	base	base	NOUN
cet-689	79	121	-	-	PUNCT
cet-689	79	122	case	case	NOUN
cet-689	79	123	hen	hen	NOUN
cet-689	79	124	and	and	CCONJ
cet-689	79	125	retrofitted	retrofitted	ADJ
cet-689	79	126	hen	hen	NOUN
cet-689	79	127	.	.	PUNCT
cet-689	80	1	the	the	DET
cet-689	80	2	result	result	NOUN
cet-689	80	3	shows	show	VERB
cet-689	80	4	that	that	SCONJ
cet-689	80	5	there	there	PRON
cet-689	80	6	are	be	VERB
cet-689	80	7	seven	seven	NUM
cet-689	80	8	cleaning	clean	VERB
cet-689	80	9	operations	operation	NOUN
cet-689	80	10	for	for	ADP
cet-689	80	11	base	base	NOUN
cet-689	80	12	-	-	PUNCT
cet-689	80	13	case	case	NOUN
cet-689	80	14	hen	hen	NOUN
cet-689	80	15	while	while	SCONJ
cet-689	80	16	retrofitted	retrofitted	ADJ
cet-689	80	17	hen	hen	NOUN
cet-689	80	18	has	have	VERB
cet-689	80	19	four	four	NUM
cet-689	80	20	cleaning	clean	VERB
cet-689	80	21	1552	1552	NUM
cet-689	80	22	operations	operation	NOUN
cet-689	80	23	as	as	SCONJ
cet-689	80	24	shown	show	VERB
cet-689	80	25	in	in	ADP
cet-689	80	26	figure	figure	NOUN
cet-689	80	27	6	6	NUM
cet-689	80	28	.	.	PUNCT
cet-689	81	1	the	the	DET
cet-689	81	2	comparison	comparison	NOUN
cet-689	81	3	result	result	NOUN
cet-689	81	4	of	of	ADP
cet-689	81	5	cleaning	clean	VERB
cet-689	81	6	schedule	schedule	NOUN
cet-689	81	7	is	be	AUX
cet-689	81	8	shown	show	VERB
cet-689	81	9	in	in	ADP
cet-689	81	10	table	table	NOUN
cet-689	81	11	2	2	NUM
cet-689	81	12	.	.	PUNCT
cet-689	81	13	when	when	SCONJ
cet-689	81	14	cleaning	cleaning	NOUN
cet-689	81	15	schedule	schedule	NOUN
cet-689	81	16	is	be	AUX
cet-689	81	17	applied	apply	VERB
cet-689	81	18	with	with	ADP
cet-689	81	19	retrofitted	retrofit	VERB
cet-689	81	20	case	case	NOUN
cet-689	81	21	,	,	PUNCT
cet-689	81	22	hen	hen	NOUN
cet-689	81	23	gets	get	VERB
cet-689	81	24	higher	high	ADJ
cet-689	81	25	utility	utility	NOUN
cet-689	81	26	saving	saving	NOUN
cet-689	81	27	and	and	CCONJ
cet-689	81	28	npv	npv	NOUN
cet-689	81	29	.	.	PUNCT
cet-689	82	1	(	(	PUNCT
cet-689	82	2	a	a	X
cet-689	82	3	)	)	PUNCT
cet-689	82	4	(	(	PUNCT
cet-689	82	5	b	b	X
cet-689	82	6	)	)	PUNCT
cet-689	82	7	(	(	PUNCT
cet-689	82	8	c	c	X
cet-689	82	9	)	)	PUNCT
cet-689	82	10	(	(	PUNCT
cet-689	82	11	d	d	X
cet-689	82	12	)	)	PUNCT
cet-689	82	13	figure	figure	NOUN
cet-689	82	14	4	4	NUM
cet-689	82	15	:	:	PUNCT
cet-689	82	16	(	(	PUNCT
cet-689	82	17	a	a	X
cet-689	82	18	)	)	PUNCT
cet-689	82	19	existing	exist	VERB
cet-689	82	20	hen	hen	NOUN
cet-689	82	21	of	of	ADP
cet-689	82	22	crude	crude	ADJ
cet-689	82	23	preheat	preheat	NOUN
cet-689	82	24	train	train	NOUN
cet-689	82	25	(	(	PUNCT
cet-689	82	26	0	0	NUM
cet-689	82	27	-	-	PUNCT
cet-689	82	28	month	month	NOUN
cet-689	82	29	)	)	PUNCT
cet-689	82	30	.	.	PUNCT
cet-689	83	1	(	(	PUNCT
cet-689	83	2	b	b	X
cet-689	83	3	)	)	PUNCT
cet-689	83	4	existing	exist	VERB
cet-689	83	5	hen	hen	NOUN
cet-689	83	6	of	of	ADP
cet-689	83	7	crude	crude	ADJ
cet-689	83	8	preheat	preheat	NOUN
cet-689	83	9	train	train	NOUN
cet-689	83	10	(	(	PUNCT
cet-689	83	11	12	12	NUM
cet-689	83	12	-	-	PUNCT
cet-689	83	13	month	month	NOUN
cet-689	83	14	)	)	PUNCT
cet-689	83	15	.	.	PUNCT
cet-689	84	1	(	(	PUNCT
cet-689	84	2	c	c	X
cet-689	84	3	)	)	PUNCT
cet-689	84	4	retrofitted	retrofit	VERB
cet-689	84	5	hen	hen	NOUN
cet-689	84	6	of	of	ADP
cet-689	84	7	crude	crude	ADJ
cet-689	84	8	preheat	preheat	NOUN
cet-689	84	9	train	train	NOUN
cet-689	84	10	(	(	PUNCT
cet-689	84	11	0	0	NUM
cet-689	84	12	-	-	PUNCT
cet-689	84	13	month	month	NOUN
cet-689	84	14	)	)	PUNCT
cet-689	84	15	.	.	PUNCT
cet-689	85	1	(	(	PUNCT
cet-689	85	2	d	d	X
cet-689	85	3	)	)	PUNCT
cet-689	85	4	retrofitted	retrofitted	ADJ
cet-689	85	5	hen	hen	NOUN
cet-689	85	6	of	of	ADP
cet-689	85	7	crude	crude	ADJ
cet-689	85	8	preheat	preheat	NOUN
cet-689	85	9	train	train	NOUN
cet-689	85	10	(	(	PUNCT
cet-689	85	11	12	12	NUM
cet-689	85	12	-	-	PUNCT
cet-689	85	13	month	month	NOUN
cet-689	85	14	)	)	PUNCT
cet-689	85	15	figure	figure	NOUN
cet-689	85	16	5	5	NUM
cet-689	85	17	:	:	PUNCT
cet-689	85	18	cumulative	cumulative	ADJ
cet-689	85	19	fouling	fouling	NOUN
cet-689	85	20	rate	rate	NOUN
cet-689	85	21	of	of	ADP
cet-689	85	22	exchangers	exchanger	NOUN
cet-689	85	23	(	(	PUNCT
cet-689	85	24	a	a	PRON
cet-689	85	25	)	)	PUNCT
cet-689	85	26	base	base	NOUN
cet-689	85	27	-	-	PUNCT
cet-689	85	28	case	case	NOUN
cet-689	85	29	and	and	CCONJ
cet-689	85	30	(	(	PUNCT
cet-689	85	31	b	b	NOUN
cet-689	85	32	)	)	PUNCT
cet-689	85	33	retrofitted	retrofit	VERB
cet-689	85	34	case	case	NOUN
cet-689	85	35	figure	figure	NOUN
cet-689	85	36	6	6	NUM
cet-689	85	37	:	:	PUNCT
cet-689	85	38	optimal	optimal	ADJ
cet-689	85	39	cleaning	cleaning	NOUN
cet-689	85	40	schedule	schedule	NOUN
cet-689	85	41	of	of	ADP
cet-689	85	42	(	(	PUNCT
cet-689	85	43	a	a	PRON
cet-689	85	44	)	)	PUNCT
cet-689	85	45	base	base	NOUN
cet-689	85	46	-	-	PUNCT
cet-689	85	47	case	case	NOUN
cet-689	85	48	and	and	CCONJ
cet-689	85	49	(	(	PUNCT
cet-689	85	50	b	b	NOUN
cet-689	85	51	)	)	PUNCT
cet-689	85	52	retrofitted	retrofitted	ADJ
cet-689	85	53	case	case	NOUN
cet-689	85	54	(	(	PUNCT
cet-689	85	55	a	a	X
cet-689	85	56	)	)	PUNCT
cet-689	85	57	1	1	NUM
cet-689	85	58	2	2	NUM
cet-689	85	59	3	3	NUM
cet-689	85	60	4	4	NUM
cet-689	85	61	5	5	NUM
cet-689	85	62	6	6	NUM
cet-689	85	63	7	7	NUM
cet-689	85	64	8	8	NUM
cet-689	85	65	9	9	NUM
cet-689	85	66	10	10	NUM
cet-689	85	67	11	11	NUM
cet-689	85	68	12	12	NUM
cet-689	85	69	hx1	hx1	NOUN
cet-689	85	70	hx2	hx2	PROPN
cet-689	85	71	hx3	hx3	PROPN
cet-689	85	72	hx4	hx4	NOUN
cet-689	85	73	hx5	hx5	X
cet-689	85	74	hx6	hx6	PROPN
cet-689	85	75	month	month	NOUN
cet-689	85	76	(	(	PUNCT
cet-689	85	77	b	b	NOUN
cet-689	85	78	)	)	PUNCT
cet-689	85	79	1	1	NUM
cet-689	85	80	2	2	NUM
cet-689	85	81	3	3	NUM
cet-689	85	82	4	4	NUM
cet-689	85	83	5	5	NUM
cet-689	85	84	6	6	NUM
cet-689	85	85	7	7	NUM
cet-689	85	86	8	8	NUM
cet-689	85	87	9	9	NUM
cet-689	85	88	10	10	NUM
cet-689	85	89	11	11	NUM
cet-689	85	90	12	12	NUM
cet-689	85	91	hx1	hx1	NOUN
cet-689	85	92	hx2	hx2	PROPN
cet-689	85	93	hx3	hx3	PROPN
cet-689	85	94	hx4	hx4	NOUN
cet-689	85	95	hx5	hx5	X
cet-689	85	96	hx6	hx6	PROPN
cet-689	85	97	hx7	hx7	NOUN
cet-689	85	98	month	month	NOUN
cet-689	85	99	1553	1553	NUM
cet-689	85	100	6	6	NUM
cet-689	85	101	.	.	PUNCT
cet-689	85	102	conclusion	conclusion	NOUN
cet-689	85	103	in	in	ADP
cet-689	85	104	this	this	DET
cet-689	85	105	study	study	NOUN
cet-689	85	106	,	,	PUNCT
cet-689	85	107	the	the	DET
cet-689	85	108	proposed	propose	VERB
cet-689	85	109	hen	hen	NOUN
cet-689	85	110	retrofit	retrofit	NOUN
cet-689	85	111	under	under	ADP
cet-689	85	112	fouling	fouling	NOUN
cet-689	85	113	effects	effect	NOUN
cet-689	85	114	helps	help	VERB
cet-689	85	115	save	save	VERB
cet-689	85	116	total	total	ADJ
cet-689	85	117	utility	utility	NOUN
cet-689	85	118	cost	cost	NOUN
cet-689	85	119	.	.	PUNCT
cet-689	86	1	the	the	DET
cet-689	86	2	strategy	strategy	NOUN
cet-689	86	3	is	be	AUX
cet-689	86	4	hen	hen	NOUN
cet-689	86	5	retrofit	retrofit	NOUN
cet-689	86	6	model	model	NOUN
cet-689	86	7	where	where	SCONJ
cet-689	86	8	network	network	NOUN
cet-689	86	9	is	be	AUX
cet-689	86	10	designed	design	VERB
cet-689	86	11	involving	involve	VERB
cet-689	86	12	additional	additional	ADJ
cet-689	86	13	area	area	NOUN
cet-689	86	14	to	to	PART
cet-689	86	15	recover	recover	VERB
cet-689	86	16	more	more	ADJ
cet-689	86	17	energy	energy	NOUN
cet-689	86	18	.	.	PUNCT
cet-689	87	1	therefore	therefore	ADV
cet-689	87	2	the	the	DET
cet-689	87	3	model	model	NOUN
cet-689	87	4	achieve	achieve	VERB
cet-689	87	5	the	the	DET
cet-689	87	6	best	good	ADJ
cet-689	87	7	trade	trade	NOUN
cet-689	87	8	-	-	PUNCT
cet-689	87	9	offs	off	NOUN
cet-689	87	10	between	between	ADP
cet-689	87	11	investment	investment	NOUN
cet-689	87	12	cost	cost	NOUN
cet-689	87	13	due	due	ADP
cet-689	87	14	to	to	ADP
cet-689	87	15	addition	addition	NOUN
cet-689	87	16	of	of	ADP
cet-689	87	17	area	area	NOUN
cet-689	87	18	and	and	CCONJ
cet-689	87	19	exchanger	exchanger	NOUN
cet-689	87	20	and	and	CCONJ
cet-689	87	21	utility	utility	NOUN
cet-689	87	22	cost	cost	NOUN
cet-689	87	23	which	which	PRON
cet-689	87	24	is	be	AUX
cet-689	87	25	caused	cause	VERB
cet-689	87	26	by	by	ADP
cet-689	87	27	fouling	foul	VERB
cet-689	87	28	.	.	PUNCT
cet-689	88	1	comparison	comparison	NOUN
cet-689	88	2	between	between	ADP
cet-689	88	3	base	base	NOUN
cet-689	88	4	-	-	PUNCT
cet-689	88	5	case	case	NOUN
cet-689	88	6	hen	hen	NOUN
cet-689	88	7	and	and	CCONJ
cet-689	88	8	retrofitted	retrofitted	ADJ
cet-689	88	9	hen	hen	NOUN
cet-689	88	10	,	,	PUNCT
cet-689	88	11	the	the	DET
cet-689	88	12	retrofitted	retrofit	VERB
cet-689	88	13	hen	hen	NOUN
cet-689	88	14	with	with	ADP
cet-689	88	15	cleaning	clean	VERB
cet-689	88	16	schedule	schedule	NOUN
cet-689	88	17	overcomes	overcome	VERB
cet-689	88	18	the	the	DET
cet-689	88	19	base	base	NOUN
cet-689	88	20	-	-	PUNCT
cet-689	88	21	case	case	NOUN
cet-689	88	22	one	one	NOUN
cet-689	88	23	with	with	ADP
cet-689	88	24	lower	low	ADJ
cet-689	88	25	number	number	NOUN
cet-689	88	26	of	of	ADP
cet-689	88	27	cleaning	clean	VERB
cet-689	88	28	operation	operation	NOUN
cet-689	88	29	.	.	PUNCT
cet-689	89	1	when	when	SCONJ
cet-689	89	2	the	the	DET
cet-689	89	3	cleaning	cleaning	NOUN
cet-689	89	4	schedule	schedule	NOUN
cet-689	89	5	is	be	AUX
cet-689	89	6	applied	apply	VERB
cet-689	89	7	,	,	PUNCT
cet-689	89	8	the	the	DET
cet-689	89	9	model	model	NOUN
cet-689	89	10	shows	show	VERB
cet-689	89	11	that	that	SCONJ
cet-689	89	12	combination	combination	NOUN
cet-689	89	13	of	of	ADP
cet-689	89	14	hen	hen	NOUN
cet-689	89	15	retrofit	retrofit	NOUN
cet-689	89	16	under	under	ADP
cet-689	89	17	fouling	fouling	NOUN
cet-689	89	18	effects	effect	NOUN
cet-689	89	19	and	and	CCONJ
cet-689	89	20	cleaning	cleaning	NOUN
cet-689	89	21	schedule	schedule	NOUN
cet-689	89	22	achieve	achieve	VERB
cet-689	89	23	lower	low	ADJ
cet-689	89	24	energy	energy	NOUN
cet-689	89	25	consumption	consumption	NOUN
cet-689	89	26	and	and	CCONJ
cet-689	89	27	higher	high	ADJ
cet-689	89	28	npv	npv	NOUN
cet-689	89	29	.	.	PUNCT
cet-689	90	1	nomenclature	nomenclature	NOUN
cet-689	90	2	indices	index	NOUN
cet-689	90	3	i	i	PRON
cet-689	90	4	hot	hot	ADJ
cet-689	90	5	process	process	NOUN
cet-689	90	6	stream	stream	NOUN
cet-689	90	7	j	j	PROPN
cet-689	90	8	cold	cold	ADJ
cet-689	90	9	process	process	NOUN
cet-689	90	10	stream	stream	NOUN
cet-689	90	11	k	k	PROPN
cet-689	90	12	index	index	NOUN
cet-689	90	13	for	for	ADP
cet-689	90	14	stage	stage	NOUN
cet-689	90	15	1	1	NUM
cet-689	90	16	...	...	PUNCT
cet-689	91	1	k	k	PROPN
cet-689	91	2	t	t	PROPN
cet-689	91	3	time	time	NOUN
cet-689	91	4	interval	interval	NOUN
cet-689	91	5	parameters	parameter	NOUN
cet-689	91	6			PROPN
cet-689	91	7	upper	upper	ADJ
cet-689	91	8	bound	bind	VERB
cet-689	91	9	for	for	ADP
cet-689	91	10	heat	heat	NOUN
cet-689	91	11	exchanges	exchange	NOUN
cet-689	91	12	hh	hh	VERB
cet-689	91	13	film	film	NOUN
cet-689	91	14	coefficient	coefficient	NOUN
cet-689	91	15	of	of	ADP
cet-689	91	16	hot	hot	ADJ
cet-689	91	17	stream	stream	NOUN
cet-689	91	18	(	(	PUNCT
cet-689	91	19	kw/	kw/	PROPN
cet-689	91	20	°	°	NOUN
cet-689	91	21	c.m2	c.m2	NOUN
cet-689	91	22	)	)	PUNCT
cet-689	92	1	hc	hc	PRON
cet-689	92	2	film	film	NOUN
cet-689	92	3	coefficient	coefficient	NOUN
cet-689	92	4	of	of	ADP
cet-689	92	5	cold	cold	ADJ
cet-689	92	6	stream	stream	NOUN
cet-689	92	7	(	(	PUNCT
cet-689	92	8	kw/	kw/	PROPN
cet-689	92	9	°	°	NOUN
cet-689	92	10	c.m2	c.m2	NOUN
cet-689	92	11	)	)	PUNCT
cet-689	92	12	cf	cf	NOUN
cet-689	92	13	fixed	fix	VERB
cet-689	92	14	charge	charge	NOUN
cet-689	92	15	for	for	ADP
cet-689	92	16	exchangers	exchanger	NOUN
cet-689	92	17	(	(	PUNCT
cet-689	92	18	$	$	SYM
cet-689	92	19	)	)	PUNCT
cet-689	92	20	chu	chu	PROPN
cet-689	92	21	per	per	ADP
cet-689	92	22	unit	unit	NOUN
cet-689	92	23	cost	cost	NOUN
cet-689	92	24	for	for	ADP
cet-689	92	25	hot	hot	ADJ
cet-689	92	26	utility	utility	NOUN
cet-689	92	27	(	(	PUNCT
cet-689	92	28	$	$	SYM
cet-689	92	29	/kw.year	/kw.year	ADJ
cet-689	92	30	)	)	PUNCT
cet-689	92	31	ccu	ccu	PROPN
cet-689	92	32	per	per	ADP
cet-689	92	33	unit	unit	NOUN
cet-689	92	34	cost	cost	NOUN
cet-689	92	35	for	for	ADP
cet-689	92	36	cold	cold	ADJ
cet-689	92	37	utility	utility	NOUN
cet-689	92	38	(	(	PUNCT
cet-689	92	39	$	$	SYM
cet-689	92	40	/kw.year	/kw.year	NOUN
cet-689	92	41	)	)	PUNCT
cet-689	92	42	ca	can	AUX
cet-689	92	43	area	area	NOUN
cet-689	92	44	cost	cost	NOUN
cet-689	92	45	coefficient	coefficient	NOUN
cet-689	92	46	(	(	PUNCT
cet-689	92	47	$	$	SYM
cet-689	92	48	/m2	/m2	NOUN
cet-689	92	49	)	)	PUNCT
cet-689	92	50	b	b	NOUN
cet-689	92	51	exponent	exponent	NOUN
cet-689	92	52	for	for	ADP
cet-689	92	53	area	area	NOUN
cet-689	92	54	cost	cost	VERB
cet-689	92	55	α	α	NOUN
cet-689	92	56	,	,	PUNCT
cet-689	92	57	β	β	X
cet-689	92	58	,	,	PUNCT
cet-689	92	59	γ	γ	X
cet-689	92	60	dimensional	dimensional	ADJ
cet-689	92	61	parameters	parameter	NOUN
cet-689	92	62	that	that	PRON
cet-689	92	63	vary	vary	VERB
cet-689	92	64	for	for	ADP
cet-689	92	65	different	different	ADJ
cet-689	92	66	substances	substance	NOUN
cet-689	92	67	(	(	PUNCT
cet-689	92	68	m2.	m2.	X
cet-689	92	69	°	°	ADP
cet-689	92	70	c	c	NOUN
cet-689	92	71	/	/	SYM
cet-689	92	72	kw	kw	NOUN
cet-689	92	73	)	)	PUNCT
cet-689	92	74	c	c	AUX
cet-689	92	75	lower	lower	ADV
cet-689	92	76	bound	bind	VERB
cet-689	92	77	for	for	ADP
cet-689	92	78	thermal	thermal	ADJ
cet-689	92	79	effectiveness	effectiveness	NOUN
cet-689	92	80	binary	binary	NOUN
cet-689	92	81	variables	variable	NOUN
cet-689	92	82	z	z	PROPN
cet-689	92	83	existence	existence	NOUN
cet-689	92	84	of	of	ADP
cet-689	92	85	matching	match	VERB
cet-689	92	86	zcu	zcu	NUM
cet-689	92	87	cold	cold	ADJ
cet-689	92	88	utility	utility	NOUN
cet-689	92	89	exchanging	exchange	VERB
cet-689	92	90	zhu	zhu	PROPN
cet-689	92	91	hot	hot	ADJ
cet-689	92	92	utility	utility	NOUN
cet-689	92	93	exchanging	exchange	VERB
cet-689	92	94	xcl	xcl	PROPN
cet-689	92	95	cleaning	clean	VERB
cet-689	92	96	status	status	NOUN
cet-689	92	97	variables	variable	VERB
cet-689	92	98	q	q	PROPN
cet-689	92	99	heat	heat	NOUN
cet-689	92	100	exchanged	exchange	VERB
cet-689	92	101	in	in	ADP
cet-689	92	102	heat	heat	NOUN
cet-689	92	103	exchanger	exchanger	NOUN
cet-689	92	104	(	(	PUNCT
cet-689	92	105	kw	kw	NOUN
cet-689	92	106	)	)	PUNCT
cet-689	92	107	qhu	qhu	NOUN
cet-689	92	108	heat	heat	NOUN
cet-689	92	109	exchanged	exchange	VERB
cet-689	92	110	in	in	ADP
cet-689	92	111	hot	hot	ADJ
cet-689	92	112	utility	utility	NOUN
cet-689	92	113	(	(	PUNCT
cet-689	92	114	kw	kw	INTJ
cet-689	92	115	)	)	PUNCT
cet-689	92	116	qcu	qcu	ADV
cet-689	92	117	heat	heat	NOUN
cet-689	92	118	exchanged	exchange	VERB
cet-689	92	119	in	in	ADP
cet-689	92	120	cold	cold	ADJ
cet-689	92	121	utility	utility	NOUN
cet-689	92	122	(	(	PUNCT
cet-689	92	123	kw	kw	NOUN
cet-689	92	124	)	)	PUNCT
cet-689	92	125	a	a	DET
cet-689	92	126	heat	heat	NOUN
cet-689	92	127	exchangers	exchanger	NOUN
cet-689	92	128	area	area	NOUN
cet-689	92	129	(	(	PUNCT
cet-689	92	130	m2	m2	PROPN
cet-689	92	131	)	)	PUNCT
cet-689	92	132	u	u	NOUN
cet-689	92	133	overall	overall	ADJ
cet-689	92	134	heat	heat	NOUN
cet-689	92	135	transfer	transfer	NOUN
cet-689	92	136	coefficient	coefficient	NOUN
cet-689	92	137	(	(	PUNCT
cet-689	92	138	℃	℃	PROPN
cet-689	92	139	∙m2	∙m2	PROPN
cet-689	92	140	/	/	SYM
cet-689	92	141	kw	kw	NOUN
cet-689	92	142	)	)	PUNCT
cet-689	92	143	rf	rf	NOUN
cet-689	92	144	fouling	fouling	NOUN
cet-689	92	145	resistance	resistance	NOUN
cet-689	92	146	(	(	PUNCT
cet-689	92	147	℃	℃	PROPN
cet-689	92	148	∙m2	∙m2	PROPN
cet-689	92	149	/	/	SYM
cet-689	92	150	kw	kw	NOUN
cet-689	92	151	)	)	PUNCT
cet-689	92	152	rf	rf	NOUN
cet-689	92	153	’	'	PUNCT
cet-689	92	154	fouling	fouling	NOUN
cet-689	92	155	rate	rate	NOUN
cet-689	92	156	(	(	PUNCT
cet-689	92	157	℃	℃	PROPN
cet-689	92	158	∙m2	∙m2	PROPN
cet-689	92	159	/	/	SYM
cet-689	92	160	kw∙month	kw∙month	NOUN
cet-689	92	161	)	)	PUNCT
cet-689	92	162	re	re	VERB
cet-689	92	163	reynolds	reynolds	PROPN
cet-689	92	164	number	number	PROPN
cet-689	92	165	pr	pr	NOUN
cet-689	92	166	prandltr	prandltr	NOUN
cet-689	92	167	number	number	NOUN
cet-689	92	168	tw	tw	PART
cet-689	92	169	wall	wall	NOUN
cet-689	92	170	temperature	temperature	NOUN
cet-689	92	171	of	of	ADP
cet-689	92	172	process	process	NOUN
cet-689	92	173	stream	stream	NOUN
cet-689	92	174	(	(	PUNCT
cet-689	92	175	°	°	ADP
cet-689	92	176	c	c	NOUN
cet-689	92	177	)	)	PUNCT
cet-689	92	178	r	r	NOUN
cet-689	92	179	gas	gas	NOUN
cet-689	92	180	constant	constant	ADJ
cet-689	92	181	acknowledgments	acknowledgment	NOUN
cet-689	92	182	on	on	ADP
cet-689	92	183	behalf	behalf	NOUN
cet-689	92	184	of	of	ADP
cet-689	92	185	the	the	DET
cet-689	92	186	authors	author	NOUN
cet-689	92	187	would	would	AUX
cet-689	92	188	like	like	VERB
cet-689	92	189	to	to	PART
cet-689	92	190	thank	thank	VERB
cet-689	92	191	you	you	PRON
cet-689	92	192	to	to	ADP
cet-689	92	193	the	the	DET
cet-689	92	194	petroleum	petroleum	NOUN
cet-689	92	195	and	and	CCONJ
cet-689	92	196	petrochemical	petrochemical	NOUN
cet-689	92	197	college	college	NOUN
cet-689	92	198	,	,	PUNCT
cet-689	92	199	chulalongkorn	chulalongkorn	NOUN
cet-689	92	200	university	university	NOUN
cet-689	92	201	and	and	CCONJ
cet-689	92	202	center	center	NOUN
cet-689	92	203	of	of	ADP
cet-689	92	204	excellence	excellence	NOUN
cet-689	92	205	on	on	ADP
cet-689	92	206	petrochemical	petrochemical	NOUN
cet-689	92	207	and	and	CCONJ
cet-689	92	208	materials	material	NOUN
cet-689	92	209	technology	technology	NOUN
cet-689	92	210	(	(	PUNCT
cet-689	92	211	petromat	petromat	NOUN
cet-689	92	212	)	)	PUNCT
cet-689	92	213	for	for	ADP
cet-689	92	214	funding	funding	NOUN
cet-689	92	215	support	support	NOUN
cet-689	92	216	.	.	PUNCT
cet-689	93	1	references	reference	NOUN
cet-689	93	2	polley	polley	VERB
cet-689	93	3	g.t	g.t	PROPN
cet-689	93	4	.	.	PROPN
cet-689	93	5	,	,	PUNCT
cet-689	93	6	wilson	wilson	PROPN
cet-689	93	7	d.i	d.i	PROPN
cet-689	93	8	.	.	PROPN
cet-689	93	9	,	,	PUNCT
cet-689	93	10	yeap	yeap	PROPN
cet-689	94	1	b.l	b.l	PROPN
cet-689	94	2	.	.	PROPN
cet-689	94	3	,	,	PUNCT
cet-689	94	4	pugh	pugh	PROPN
cet-689	94	5	s.j	s.j	PROPN
cet-689	94	6	.	.	PROPN
cet-689	94	7	,	,	PUNCT
cet-689	94	8	2002	2002	NUM
cet-689	94	9	,	,	PUNCT
cet-689	94	10	use	use	NOUN
cet-689	94	11	of	of	ADP
cet-689	94	12	crude	crude	ADJ
cet-689	94	13	oil	oil	NOUN
cet-689	94	14	fouling	fouling	NOUN
cet-689	94	15	threshold	threshold	NOUN
cet-689	94	16	data	datum	NOUN
cet-689	94	17	in	in	ADP
cet-689	94	18	heat	heat	NOUN
cet-689	94	19	exchanger	exchanger	NOUN
cet-689	94	20	design	design	NOUN
cet-689	94	21	,	,	PUNCT
cet-689	94	22	applied	apply	VERB
cet-689	94	23	thermal	thermal	ADJ
cet-689	94	24	engineering	engineering	NOUN
cet-689	94	25	,	,	PUNCT
cet-689	94	26	22(7	22(7	NUM
cet-689	94	27	)	)	PUNCT
cet-689	94	28	,	,	PUNCT
cet-689	94	29	763	763	NUM
cet-689	94	30	-	-	SYM
cet-689	94	31	776	776	NUM
cet-689	94	32	.	.	PUNCT
cet-689	95	1	rangfak	rangfak	PROPN
cet-689	95	2	s.	s.	PROPN
cet-689	95	3	,	,	PUNCT
cet-689	95	4	siemanond	siemanond	PROPN
cet-689	95	5	k.	k.	PROPN
cet-689	95	6	,	,	PUNCT
cet-689	95	7	2017	2017	NUM
cet-689	95	8	,	,	PUNCT
cet-689	95	9	heat	heat	NOUN
cet-689	95	10	exchanger	exchanger	NOUN
cet-689	95	11	network	network	NOUN
cet-689	95	12	retrofit	retrofit	NOUN
cet-689	95	13	with	with	ADP
cet-689	95	14	fouling	fouling	NOUN
cet-689	95	15	effects	effect	NOUN
cet-689	95	16	.	.	PUNCT
cet-689	96	1	computer	computer	NOUN
cet-689	96	2	aided	aid	VERB
cet-689	96	3	chemical	chemical	NOUN
cet-689	96	4	engineering	engineering	NOUN
cet-689	96	5	volume	volume	NOUN
cet-689	96	6	40	40	NUM
cet-689	96	7	,	,	PUNCT
cet-689	96	8	775	775	NUM
cet-689	96	9	-	-	SYM
cet-689	96	10	780	780	NUM
cet-689	96	11	.	.	PUNCT
cet-689	97	1	rodriguez	rodriguez	PROPN
cet-689	97	2	c.	c.	PROPN
cet-689	97	3	,	,	PUNCT
cet-689	97	4	smith	smith	PROPN
cet-689	97	5	r.	r.	PROPN
cet-689	97	6	,	,	PUNCT
cet-689	97	7	2007	2007	NUM
cet-689	97	8	,	,	PUNCT
cet-689	97	9	optimization	optimization	NOUN
cet-689	97	10	of	of	ADP
cet-689	97	11	operating	operating	NOUN
cet-689	97	12	conditions	condition	NOUN
cet-689	97	13	for	for	ADP
cet-689	97	14	mitigating	mitigate	VERB
cet-689	97	15	fouling	fouling	NOUN
cet-689	97	16	in	in	ADP
cet-689	97	17	heat	heat	NOUN
cet-689	97	18	exchanger	exchanger	NOUN
cet-689	97	19	networks	network	NOUN
cet-689	97	20	,	,	PUNCT
cet-689	97	21	chemical	chemical	NOUN
cet-689	97	22	engineering	engineering	NOUN
cet-689	97	23	research	research	NOUN
cet-689	97	24	and	and	CCONJ
cet-689	97	25	design	design	NOUN
cet-689	97	26	,	,	PUNCT
cet-689	97	27	85	85	NUM
cet-689	97	28	,	,	PUNCT
cet-689	97	29	6	6	NUM
cet-689	97	30	,	,	PUNCT
cet-689	97	31	839	839	NUM
cet-689	97	32	-	-	SYM
cet-689	97	33	851	851	NUM
cet-689	97	34	.	.	PUNCT
cet-689	98	1	tian	tian	PROPN
cet-689	98	2	j.	j.	PROPN
cet-689	98	3	,	,	PUNCT
cet-689	98	4	wang	wang	PROPN
cet-689	98	5	y.	y.	PROPN
cet-689	98	6	,	,	PUNCT
cet-689	98	7	feng	feng	PROPN
cet-689	98	8	x.	x.	PROPN
cet-689	98	9	,	,	PUNCT
cet-689	98	10	2016	2016	NUM
cet-689	98	11	,	,	PUNCT
cet-689	98	12	simultaneous	simultaneous	ADJ
cet-689	98	13	optimization	optimization	NOUN
cet-689	98	14	of	of	ADP
cet-689	98	15	flow	flow	NOUN
cet-689	98	16	velocity	velocity	NOUN
cet-689	98	17	and	and	CCONJ
cet-689	98	18	cleaning	cleaning	NOUN
cet-689	98	19	schedule	schedule	NOUN
cet-689	98	20	for	for	ADP
cet-689	98	21	mitigating	mitigate	VERB
cet-689	98	22	fouling	fouling	NOUN
cet-689	98	23	in	in	ADP
cet-689	98	24	refinery	refinery	NOUN
cet-689	98	25	heat	heat	NOUN
cet-689	98	26	exchanger	exchanger	NOUN
cet-689	98	27	networks	network	NOUN
cet-689	98	28	,	,	PUNCT
cet-689	98	29	energy	energy	NOUN
cet-689	98	30	109	109	NUM
cet-689	98	31	(	(	PUNCT
cet-689	98	32	2016	2016	NUM
cet-689	98	33	)	)	PUNCT
cet-689	98	34	,	,	PUNCT
cet-689	98	35	1118	1118	NUM
cet-689	98	36	-	-	SYM
cet-689	98	37	1129	1129	NUM
cet-689	98	38	.	.	PUNCT
cet-689	99	1	yee	yee	PROPN
cet-689	99	2	t.f	t.f	PROPN
cet-689	99	3	.	.	PROPN
cet-689	99	4	,	,	PUNCT
cet-689	99	5	grossmann	grossmann	NOUN
cet-689	99	6	i.e.	i.e.	X
cet-689	99	7	,	,	PUNCT
cet-689	99	8	1990	1990	NUM
cet-689	99	9	,	,	PUNCT
cet-689	99	10	simultaneous	simultaneous	ADJ
cet-689	99	11	optimization	optimization	NOUN
cet-689	99	12	models	model	NOUN
cet-689	99	13	for	for	ADP
cet-689	99	14	heat	heat	NOUN
cet-689	99	15	integration	integration	NOUN
cet-689	99	16	—	—	PUNCT
cet-689	99	17	ii	ii	NOUN
cet-689	99	18	.	.	PROPN
cet-689	99	19	heat	heat	NOUN
cet-689	99	20	exchanger	exchanger	NOUN
cet-689	99	21	network	network	NOUN
cet-689	99	22	synthesis	synthesis	NOUN
cet-689	99	23	.	.	PUNCT
cet-689	100	1	computers	computer	NOUN
cet-689	100	2	&	&	CCONJ
cet-689	100	3	chemical	chemical	PROPN
cet-689	100	4	engineering	engineering	PROPN
cet-689	100	5	14(10	14(10	NUM
cet-689	100	6	)	)	PUNCT
cet-689	100	7	,	,	PUNCT
cet-689	100	8	1165	1165	NUM
cet-689	100	9	-	-	SYM
cet-689	100	10	1184	1184	NUM
cet-689	100	11	.	.	PUNCT
cet-689	100	12	1554	1554	NUM