id	sid	tid	token	lemma	pos
cet-15697	1	1	doi	doi	NOUN
cet-15697	1	2	:	:	PUNCT
cet-15697	1	3	10.3303	10.3303	NUM
cet-15697	1	4	/	/	SYM
cet-15697	1	5	cet25120072	cet25120072	NOUN
cet-15697	1	6	paper	paper	NOUN
cet-15697	1	7	received	receive	VERB
cet-15697	1	8	:	:	PUNCT
cet-15697	1	9	15	15	NUM
cet-15697	1	10	may	may	PROPN
cet-15697	1	11	2025	2025	NUM
cet-15697	1	12	;	;	PUNCT
cet-15697	1	13	revised	revise	VERB
cet-15697	1	14	:	:	PUNCT
cet-15697	1	15	02	02	NUM
cet-15697	1	16	october	october	PROPN
cet-15697	1	17	2025	2025	NUM
cet-15697	1	18	;	;	PUNCT
cet-15697	1	19	accepted	accept	VERB
cet-15697	1	20	:	:	PUNCT
cet-15697	1	21	24	24	NUM
cet-15697	1	22	september	september	PROPN
cet-15697	1	23	2025	2025	NUM
cet-15697	1	24	please	please	INTJ
cet-15697	1	25	cite	cite	VERB
cet-15697	1	26	this	this	DET
cet-15697	1	27	article	article	NOUN
cet-15697	1	28	as	as	ADP
cet-15697	1	29	:	:	PUNCT
cet-15697	1	30	garcía	garcía	PROPN
cet-15697	1	31	-	-	PUNCT
cet-15697	1	32	castillo	castillo	PROPN
cet-15697	1	33	j.l	j.l	PROPN
cet-15697	1	34	.	.	PROPN
cet-15697	1	35	,	,	PUNCT
cet-15697	1	36	picón	picón	NOUN
cet-15697	1	37	-	-	PUNCT
cet-15697	1	38	núñez	núñez	PROPN
cet-15697	1	39	m.	m.	NOUN
cet-15697	1	40	,	,	PUNCT
cet-15697	1	41	crespo	crespo	NOUN
cet-15697	1	42	-	-	PUNCT
cet-15697	1	43	quintanilla	quintanilla	PROPN
cet-15697	1	44	j.a	j.a	PROPN
cet-15697	1	45	.	.	PROPN
cet-15697	1	46	,	,	PUNCT
cet-15697	1	47	2025	2025	NUM
cet-15697	1	48	,	,	PUNCT
cet-15697	1	49	retrofit	retrofit	NOUN
cet-15697	1	50	of	of	ADP
cet-15697	1	51	tubular	tubular	ADJ
cet-15697	1	52	heat	heat	NOUN
cet-15697	1	53	exchangers	exchanger	NOUN
cet-15697	1	54	using	use	VERB
cet-15697	1	55	twisted	twisted	ADJ
cet-15697	1	56	tubes	tube	NOUN
cet-15697	1	57	for	for	ADP
cet-15697	1	58	a	a	DET
cet-15697	1	59	target	target	NOUN
cet-15697	1	60	thermal	thermal	ADJ
cet-15697	1	61	effectiveness	effectiveness	NOUN
cet-15697	1	62	,	,	PUNCT
cet-15697	1	63	chemical	chemical	ADJ
cet-15697	1	64	engineering	engineering	NOUN
cet-15697	1	65	transactions	transaction	NOUN
cet-15697	1	66	,	,	PUNCT
cet-15697	1	67	120	120	NUM
cet-15697	1	68	,	,	PUNCT
cet-15697	1	69	427	427	NUM
cet-15697	1	70	-	-	SYM
cet-15697	1	71	432	432	NUM
cet-15697	1	72	doi:10.3303	doi:10.3303	NOUN
cet-15697	1	73	/	/	SYM
cet-15697	1	74	cet25120072	cet25120072	PROPN
cet-15697	1	75	chemical	chemical	PROPN
cet-15697	1	76	engineering	engineering	NOUN
cet-15697	1	77	transactions	transaction	NOUN
cet-15697	1	78	vol	vol	NOUN
cet-15697	1	79	.	.	PUNCT
cet-15697	1	80	120	120	NUM
cet-15697	1	81	,	,	PUNCT
cet-15697	1	82	2025	2025	NUM
cet-15697	1	83	a	a	DET
cet-15697	1	84	publication	publication	NOUN
cet-15697	1	85	of	of	ADP
cet-15697	1	86	the	the	DET
cet-15697	1	87	italian	italian	ADJ
cet-15697	1	88	association	association	NOUN
cet-15697	1	89	of	of	ADP
cet-15697	1	90	chemical	chemical	PROPN
cet-15697	1	91	engineering	engineering	NOUN
cet-15697	1	92	online	online	ADV
cet-15697	1	93	at	at	ADP
cet-15697	1	94	www.cetjournal.it	www.cetjournal.it	PROPN
cet-15697	1	95	guest	guest	NOUN
cet-15697	1	96	editors	editor	NOUN
cet-15697	1	97	:	:	PUNCT
cet-15697	1	98	bing	bing	NOUN
cet-15697	1	99	shen	shen	NOUN
cet-15697	2	1	how	how	SCONJ
cet-15697	2	2	,	,	PUNCT
cet-15697	2	3	viknesh	viknesh	ADJ
cet-15697	2	4	andiappan	andiappan	NOUN
cet-15697	2	5	,	,	PUNCT
cet-15697	2	6	denny	denny	PROPN
cet-15697	2	7	k.s	k.s	PROPN
cet-15697	2	8	.	.	PROPN
cet-15697	2	9	ng	ng	PROPN
cet-15697	2	10	,	,	PUNCT
cet-15697	2	11	hon	hon	PROPN
cet-15697	2	12	loong	loong	PROPN
cet-15697	2	13	lam	lam	PROPN
cet-15697	2	14	,	,	PUNCT
cet-15697	2	15	petar	petar	PROPN
cet-15697	2	16	s.	s.	PROPN
cet-15697	2	17	varbanov	varbanov	PROPN
cet-15697	2	18	copyright	copyright	NOUN
cet-15697	2	19	©	©	PROPN
cet-15697	2	20	2025	2025	NUM
cet-15697	2	21	,	,	PUNCT
cet-15697	2	22	aidic	aidic	ADJ
cet-15697	2	23	servizi	servizi	PROPN
cet-15697	2	24	s.r.l	s.r.l	NOUN
cet-15697	2	25	.	.	PUNCT
cet-15697	3	1	isbn	isbn	PROPN
cet-15697	3	2	979	979	NUM
cet-15697	3	3	-	-	SYM
cet-15697	3	4	12	12	NUM
cet-15697	3	5	-	-	PUNCT
cet-15697	3	6	81206	81206	NUM
cet-15697	3	7	-	-	PUNCT
cet-15697	3	8	21	21	NUM
cet-15697	3	9	-	-	SYM
cet-15697	3	10	2	2	NUM
cet-15697	3	11	;	;	PUNCT
cet-15697	3	12	issn	issn	PROPN
cet-15697	3	13	2283	2283	NUM
cet-15697	3	14	-	-	SYM
cet-15697	3	15	9216	9216	NUM
cet-15697	3	16	retrofit	retrofit	NOUN
cet-15697	3	17	of	of	ADP
cet-15697	3	18	tubular	tubular	ADJ
cet-15697	3	19	heat	heat	NOUN
cet-15697	3	20	exchangers	exchanger	NOUN
cet-15697	3	21	using	use	VERB
cet-15697	3	22	twisted	twisted	ADJ
cet-15697	3	23	tubes	tube	NOUN
cet-15697	3	24	for	for	ADP
cet-15697	3	25	a	a	DET
cet-15697	3	26	target	target	NOUN
cet-15697	3	27	thermal	thermal	ADJ
cet-15697	3	28	effectiveness	effectiveness	NOUN
cet-15697	3	29	jorge	jorge	NOUN
cet-15697	3	30	luis	luis	PROPN
cet-15697	3	31	garcía	garcía	ADJ
cet-15697	3	32	-	-	PUNCT
cet-15697	3	33	castilloa	castilloa	NOUN
cet-15697	3	34	,	,	PUNCT
cet-15697	3	35	*	*	NOUN
cet-15697	3	36	,	,	PUNCT
cet-15697	3	37	martín	martín	PROPN
cet-15697	3	38	picón	picón	NOUN
cet-15697	3	39	-	-	PUNCT
cet-15697	3	40	núñezb	núñezb	VERB
cet-15697	3	41	,	,	PUNCT
cet-15697	3	42	jesús	jesús	ADJ
cet-15697	3	43	alberto	alberto	PROPN
cet-15697	3	44	crespoquintanillaa	crespoquintanillaa	PROPN
cet-15697	3	45	adepartment	adepartment	PROPN
cet-15697	3	46	of	of	ADP
cet-15697	3	47	environmental	environmental	ADJ
cet-15697	3	48	sciences	science	NOUN
cet-15697	3	49	,	,	PUNCT
cet-15697	3	50	division	division	NOUN
cet-15697	3	51	of	of	ADP
cet-15697	3	52	life	life	NOUN
cet-15697	3	53	sciences	sciences	PROPN
cet-15697	3	54	,	,	PUNCT
cet-15697	3	55	university	university	PROPN
cet-15697	3	56	of	of	ADP
cet-15697	3	57	guanajuato	guanajuato	PROPN
cet-15697	3	58	bdepartment	bdepartment	PROPN
cet-15697	3	59	of	of	ADP
cet-15697	3	60	chemical	chemical	PROPN
cet-15697	3	61	engineering	engineering	NOUN
cet-15697	3	62	,	,	PUNCT
cet-15697	3	63	division	division	NOUN
cet-15697	3	64	of	of	ADP
cet-15697	3	65	natural	natural	ADJ
cet-15697	3	66	and	and	CCONJ
cet-15697	3	67	exact	exact	ADJ
cet-15697	3	68	sciences	science	NOUN
cet-15697	3	69	,	,	PUNCT
cet-15697	3	70	university	university	PROPN
cet-15697	3	71	of	of	ADP
cet-15697	3	72	guanajuato	guanajuato	PROPN
cet-15697	3	73	,	,	PUNCT
cet-15697	3	74	mexico	mexico	PROPN
cet-15697	3	75	garcia.jl@ugto.mx	garcia.jl@ugto.mx	PROPN
cet-15697	4	1	this	this	DET
cet-15697	4	2	study	study	NOUN
cet-15697	4	3	introduces	introduce	VERB
cet-15697	4	4	a	a	DET
cet-15697	4	5	systematic	systematic	ADJ
cet-15697	4	6	approach	approach	NOUN
cet-15697	4	7	for	for	ADP
cet-15697	4	8	retrofitting	retrofit	VERB
cet-15697	4	9	tubular	tubular	ADJ
cet-15697	4	10	heat	heat	NOUN
cet-15697	4	11	exchangers	exchanger	NOUN
cet-15697	4	12	with	with	ADP
cet-15697	4	13	twisted	twisted	ADJ
cet-15697	4	14	tubes	tube	NOUN
cet-15697	4	15	,	,	PUNCT
cet-15697	4	16	considering	consider	VERB
cet-15697	4	17	the	the	DET
cet-15697	4	18	tube	tube	NOUN
cet-15697	4	19	twist	twist	NOUN
cet-15697	4	20	pitch	pitch	NOUN
cet-15697	4	21	as	as	ADP
cet-15697	4	22	a	a	DET
cet-15697	4	23	design	design	NOUN
cet-15697	4	24	variable	variable	NOUN
cet-15697	4	25	.	.	PUNCT
cet-15697	5	1	twisted	twisted	ADJ
cet-15697	5	2	tubes	tube	NOUN
cet-15697	5	3	enhance	enhance	VERB
cet-15697	5	4	the	the	DET
cet-15697	5	5	thermal	thermal	ADJ
cet-15697	5	6	operation	operation	NOUN
cet-15697	5	7	of	of	ADP
cet-15697	5	8	shell	shell	NOUN
cet-15697	5	9	and	and	CCONJ
cet-15697	5	10	tube	tube	NOUN
cet-15697	5	11	heat	heat	NOUN
cet-15697	5	12	exchangers	exchanger	NOUN
cet-15697	5	13	,	,	PUNCT
cet-15697	5	14	which	which	PRON
cet-15697	5	15	increases	increase	VERB
cet-15697	5	16	the	the	DET
cet-15697	5	17	overall	overall	ADJ
cet-15697	5	18	heat	heat	NOUN
cet-15697	5	19	transfer	transfer	NOUN
cet-15697	5	20	coefficient	coefficient	NOUN
cet-15697	5	21	without	without	ADP
cet-15697	5	22	significant	significant	ADJ
cet-15697	5	23	pressure	pressure	NOUN
cet-15697	5	24	drop	drop	NOUN
cet-15697	5	25	penalties	penalty	NOUN
cet-15697	5	26	.	.	PUNCT
cet-15697	6	1	the	the	DET
cet-15697	6	2	methodology	methodology	NOUN
cet-15697	6	3	is	be	AUX
cet-15697	6	4	based	base	VERB
cet-15697	6	5	on	on	ADP
cet-15697	6	6	expressions	expression	NOUN
cet-15697	6	7	for	for	ADP
cet-15697	6	8	the	the	DET
cet-15697	6	9	friction	friction	NOUN
cet-15697	6	10	factor	factor	NOUN
cet-15697	6	11	and	and	CCONJ
cet-15697	6	12	nusselt	nusselt	NOUN
cet-15697	6	13	number	number	NOUN
cet-15697	6	14	,	,	PUNCT
cet-15697	6	15	in	in	ADP
cet-15697	6	16	the	the	DET
cet-15697	6	17	range	range	NOUN
cet-15697	6	18	of	of	ADP
cet-15697	6	19	twist	twist	ADJ
cet-15697	6	20	pitch	pitch	NOUN
cet-15697	6	21	from	from	ADP
cet-15697	6	22	0.05	0.05	NUM
cet-15697	6	23	m	m	NOUN
cet-15697	6	24	to	to	ADP
cet-15697	6	25	0.2	0.2	NUM
cet-15697	6	26	m.	m.	NOUN
cet-15697	6	27	these	these	DET
cet-15697	6	28	expressions	expression	NOUN
cet-15697	6	29	are	be	AUX
cet-15697	6	30	developed	develop	VERB
cet-15697	6	31	using	use	VERB
cet-15697	6	32	cfd	cfd	NOUN
cet-15697	6	33	and	and	CCONJ
cet-15697	6	34	validated	validate	VERB
cet-15697	6	35	with	with	ADP
cet-15697	6	36	experimental	experimental	ADJ
cet-15697	6	37	data	datum	NOUN
cet-15697	6	38	,	,	PUNCT
cet-15697	6	39	with	with	ADP
cet-15697	6	40	an	an	DET
cet-15697	6	41	average	average	ADJ
cet-15697	6	42	absolute	absolute	ADJ
cet-15697	6	43	error	error	NOUN
cet-15697	6	44	of	of	ADP
cet-15697	6	45	10.40	10.40	NUM
cet-15697	6	46	%	%	NOUN
cet-15697	6	47	and	and	CCONJ
cet-15697	6	48	6.47	6.47	NUM
cet-15697	6	49	%	%	NOUN
cet-15697	6	50	for	for	ADP
cet-15697	6	51	the	the	DET
cet-15697	6	52	nusselt	nusselt	NOUN
cet-15697	6	53	number	number	NOUN
cet-15697	6	54	and	and	CCONJ
cet-15697	6	55	friction	friction	NOUN
cet-15697	6	56	factor	factor	NOUN
cet-15697	6	57	.	.	PUNCT
cet-15697	7	1	using	use	VERB
cet-15697	7	2	a	a	DET
cet-15697	7	3	twist	twist	ADJ
cet-15697	7	4	pitch	pitch	NOUN
cet-15697	7	5	p=0.05	p=0.05	NOUN
cet-15697	7	6	m	m	PROPN
cet-15697	7	7	,	,	PUNCT
cet-15697	7	8	an	an	DET
cet-15697	7	9	increase	increase	NOUN
cet-15697	7	10	of	of	ADP
cet-15697	7	11	130	130	NUM
cet-15697	7	12	%	%	NOUN
cet-15697	7	13	in	in	ADP
cet-15697	7	14	convective	convective	ADJ
cet-15697	7	15	heat	heat	NOUN
cet-15697	7	16	transfer	transfer	NOUN
cet-15697	7	17	coefficient	coefficient	NOUN
cet-15697	7	18	is	be	AUX
cet-15697	7	19	achieved	achieve	VERB
cet-15697	7	20	;	;	PUNCT
cet-15697	7	21	this	this	PRON
cet-15697	7	22	represents	represent	VERB
cet-15697	7	23	an	an	DET
cet-15697	7	24	increase	increase	NOUN
cet-15697	7	25	of	of	ADP
cet-15697	7	26	30.44	30.44	NUM
cet-15697	7	27	%	%	NOUN
cet-15697	7	28	in	in	ADP
cet-15697	7	29	thermal	thermal	ADJ
cet-15697	7	30	load	load	NOUN
cet-15697	7	31	.	.	PUNCT
cet-15697	8	1	the	the	DET
cet-15697	8	2	results	result	NOUN
cet-15697	8	3	show	show	VERB
cet-15697	8	4	that	that	SCONJ
cet-15697	8	5	under	under	ADP
cet-15697	8	6	the	the	DET
cet-15697	8	7	assumption	assumption	NOUN
cet-15697	8	8	that	that	SCONJ
cet-15697	8	9	twist	twist	NOUN
cet-15697	8	10	pitch	pitch	NOUN
cet-15697	8	11	is	be	AUX
cet-15697	8	12	a	a	DET
cet-15697	8	13	continuous	continuous	ADJ
cet-15697	8	14	variable	variable	NOUN
cet-15697	8	15	,	,	PUNCT
cet-15697	8	16	the	the	DET
cet-15697	8	17	specific	specific	ADJ
cet-15697	8	18	twist	twist	NOUN
cet-15697	8	19	pitch	pitch	NOUN
cet-15697	8	20	can	can	AUX
cet-15697	8	21	be	be	AUX
cet-15697	8	22	determined	determine	VERB
cet-15697	8	23	to	to	PART
cet-15697	8	24	achieve	achieve	VERB
cet-15697	8	25	a	a	DET
cet-15697	8	26	fixed	fix	VERB
cet-15697	8	27	increment	increment	NOUN
cet-15697	8	28	in	in	ADP
cet-15697	8	29	heat	heat	NOUN
cet-15697	8	30	load	load	NOUN
cet-15697	8	31	.	.	PUNCT
cet-15697	9	1	a	a	DET
cet-15697	9	2	15	15	NUM
cet-15697	9	3	%	%	NOUN
cet-15697	9	4	target	target	NOUN
cet-15697	9	5	in	in	ADP
cet-15697	9	6	thermal	thermal	ADJ
cet-15697	9	7	load	load	NOUN
cet-15697	9	8	increment	increment	NOUN
cet-15697	9	9	can	can	AUX
cet-15697	9	10	be	be	AUX
cet-15697	9	11	achieved	achieve	VERB
cet-15697	9	12	with	with	ADP
cet-15697	9	13	a	a	DET
cet-15697	9	14	twisted	twisted	ADJ
cet-15697	9	15	tube	tube	NOUN
cet-15697	9	16	with	with	ADP
cet-15697	9	17	p=0.11	p=0.11	NOUN
cet-15697	9	18	m	m	VERB
cet-15697	9	19	without	without	ADP
cet-15697	9	20	any	any	DET
cet-15697	9	21	changes	change	NOUN
cet-15697	9	22	in	in	ADP
cet-15697	9	23	total	total	ADJ
cet-15697	9	24	operating	operating	NOUN
cet-15697	9	25	cost	cost	NOUN
cet-15697	9	26	.	.	PUNCT
cet-15697	10	1	a	a	DET
cet-15697	10	2	case	case	NOUN
cet-15697	10	3	study	study	NOUN
cet-15697	10	4	is	be	AUX
cet-15697	10	5	presented	present	VERB
cet-15697	10	6	to	to	PART
cet-15697	10	7	demonstrate	demonstrate	VERB
cet-15697	10	8	the	the	DET
cet-15697	10	9	application	application	NOUN
cet-15697	10	10	of	of	ADP
cet-15697	10	11	the	the	DET
cet-15697	10	12	design	design	NOUN
cet-15697	10	13	approach	approach	NOUN
cet-15697	10	14	.	.	PUNCT
cet-15697	11	1	1	1	X
cet-15697	11	2	.	.	X
cet-15697	11	3	introduction	introduction	NOUN
cet-15697	11	4	shell	shell	NOUN
cet-15697	11	5	and	and	CCONJ
cet-15697	11	6	tube	tube	NOUN
cet-15697	11	7	heat	heat	NOUN
cet-15697	11	8	exchangers	exchanger	NOUN
cet-15697	11	9	(	(	PUNCT
cet-15697	11	10	sthe	sthe	NOUN
cet-15697	11	11	)	)	PUNCT
cet-15697	11	12	are	be	AUX
cet-15697	11	13	one	one	NUM
cet-15697	11	14	of	of	ADP
cet-15697	11	15	the	the	DET
cet-15697	11	16	most	most	ADV
cet-15697	11	17	widely	widely	ADV
cet-15697	11	18	used	use	VERB
cet-15697	11	19	equipment	equipment	NOUN
cet-15697	11	20	in	in	ADP
cet-15697	11	21	the	the	DET
cet-15697	11	22	chemical	chemical	NOUN
cet-15697	11	23	industry	industry	NOUN
cet-15697	11	24	due	due	ADP
cet-15697	11	25	to	to	ADP
cet-15697	11	26	their	their	PRON
cet-15697	11	27	versatility	versatility	NOUN
cet-15697	11	28	and	and	CCONJ
cet-15697	11	29	relative	relative	ADJ
cet-15697	11	30	ease	ease	NOUN
cet-15697	11	31	of	of	ADP
cet-15697	11	32	construction	construction	NOUN
cet-15697	11	33	.	.	PUNCT
cet-15697	12	1	one	one	NUM
cet-15697	12	2	of	of	ADP
cet-15697	12	3	the	the	DET
cet-15697	12	4	most	most	ADV
cet-15697	12	5	widely	widely	ADV
cet-15697	12	6	used	use	VERB
cet-15697	12	7	strategies	strategy	NOUN
cet-15697	12	8	to	to	PART
cet-15697	12	9	improve	improve	VERB
cet-15697	12	10	the	the	DET
cet-15697	12	11	performance	performance	NOUN
cet-15697	12	12	of	of	ADP
cet-15697	12	13	these	these	DET
cet-15697	12	14	devices	device	NOUN
cet-15697	12	15	and	and	CCONJ
cet-15697	12	16	increase	increase	VERB
cet-15697	12	17	the	the	DET
cet-15697	12	18	thermal	thermal	ADJ
cet-15697	12	19	load	load	NOUN
cet-15697	12	20	is	be	AUX
cet-15697	12	21	to	to	PART
cet-15697	12	22	improve	improve	VERB
cet-15697	12	23	the	the	DET
cet-15697	12	24	overall	overall	ADJ
cet-15697	12	25	heat	heat	NOUN
cet-15697	12	26	transfer	transfer	NOUN
cet-15697	12	27	coefficient	coefficient	NOUN
cet-15697	12	28	at	at	ADP
cet-15697	12	29	the	the	DET
cet-15697	12	30	expense	expense	NOUN
cet-15697	12	31	of	of	ADP
cet-15697	12	32	pressure	pressure	NOUN
cet-15697	12	33	drop	drop	NOUN
cet-15697	12	34	.	.	PUNCT
cet-15697	13	1	this	this	PRON
cet-15697	13	2	can	can	AUX
cet-15697	13	3	be	be	AUX
cet-15697	13	4	achieved	achieve	VERB
cet-15697	13	5	by	by	ADP
cet-15697	13	6	modifying	modify	VERB
cet-15697	13	7	the	the	DET
cet-15697	13	8	convective	convective	ADJ
cet-15697	13	9	coefficient	coefficient	NOUN
cet-15697	13	10	by	by	ADP
cet-15697	13	11	installing	instal	VERB
cet-15697	13	12	turbulence	turbulence	NOUN
cet-15697	13	13	promoters	promoter	NOUN
cet-15697	13	14	or	or	CCONJ
cet-15697	13	15	by	by	ADP
cet-15697	13	16	modifying	modify	VERB
cet-15697	13	17	the	the	DET
cet-15697	13	18	surface	surface	NOUN
cet-15697	13	19	to	to	PART
cet-15697	13	20	increase	increase	VERB
cet-15697	13	21	local	local	ADJ
cet-15697	13	22	turbulence	turbulence	NOUN
cet-15697	13	23	.	.	PUNCT
cet-15697	14	1	an	an	DET
cet-15697	14	2	alternative	alternative	NOUN
cet-15697	14	3	that	that	PRON
cet-15697	14	4	achieves	achieve	VERB
cet-15697	14	5	these	these	DET
cet-15697	14	6	objectives	objective	NOUN
cet-15697	14	7	is	be	AUX
cet-15697	14	8	the	the	DET
cet-15697	14	9	use	use	NOUN
cet-15697	14	10	of	of	ADP
cet-15697	14	11	twisted	twisted	ADJ
cet-15697	14	12	tubes	tube	NOUN
cet-15697	14	13	,	,	PUNCT
cet-15697	14	14	which	which	PRON
cet-15697	14	15	have	have	VERB
cet-15697	14	16	a	a	DET
cet-15697	14	17	corrugated	corrugate	VERB
cet-15697	14	18	surface	surface	NOUN
cet-15697	14	19	due	due	ADP
cet-15697	14	20	to	to	ADP
cet-15697	14	21	the	the	DET
cet-15697	14	22	twisting	twisting	NOUN
cet-15697	14	23	of	of	ADP
cet-15697	14	24	the	the	DET
cet-15697	14	25	tube	tube	NOUN
cet-15697	14	26	and	and	CCONJ
cet-15697	14	27	generate	generate	VERB
cet-15697	14	28	turbulence	turbulence	NOUN
cet-15697	14	29	inside	inside	ADP
cet-15697	14	30	and	and	CCONJ
cet-15697	14	31	outside	outside	ADP
cet-15697	14	32	the	the	DET
cet-15697	14	33	tubes	tube	NOUN
cet-15697	14	34	.	.	PUNCT
cet-15697	15	1	these	these	DET
cet-15697	15	2	types	type	NOUN
cet-15697	15	3	of	of	ADP
cet-15697	15	4	tubes	tube	NOUN
cet-15697	15	5	can	can	AUX
cet-15697	15	6	also	also	ADV
cet-15697	15	7	work	work	VERB
cet-15697	15	8	with	with	ADP
cet-15697	15	9	twisted	twisted	ADJ
cet-15697	15	10	tape	tape	NOUN
cet-15697	15	11	type	type	NOUN
cet-15697	15	12	turbulence	turbulence	NOUN
cet-15697	15	13	promoters	promoter	NOUN
cet-15697	15	14	,	,	PUNCT
cet-15697	15	15	as	as	SCONJ
cet-15697	15	16	demonstrated	demonstrate	VERB
cet-15697	15	17	by	by	ADP
cet-15697	15	18	samruaisin	samruaisin	NOUN
cet-15697	15	19	et	et	PROPN
cet-15697	15	20	al	al	PROPN
cet-15697	15	21	.	.	PROPN
cet-15697	16	1	(	(	PUNCT
cet-15697	16	2	2019	2019	NUM
cet-15697	16	3	)	)	PUNCT
cet-15697	16	4	,	,	PUNCT
cet-15697	16	5	who	who	PRON
cet-15697	16	6	experimentally	experimentally	ADV
cet-15697	16	7	studied	study	VERB
cet-15697	16	8	a	a	DET
cet-15697	16	9	combined	combine	VERB
cet-15697	16	10	twisted	twisted	ADJ
cet-15697	16	11	tube	tube	NOUN
cet-15697	16	12	and	and	CCONJ
cet-15697	16	13	twisted	twisted	ADJ
cet-15697	16	14	tape	tape	NOUN
cet-15697	16	15	.	.	PUNCT
cet-15697	17	1	these	these	DET
cet-15697	17	2	works	work	NOUN
cet-15697	17	3	reported	report	VERB
cet-15697	17	4	that	that	SCONJ
cet-15697	17	5	with	with	ADP
cet-15697	17	6	a	a	DET
cet-15697	17	7	twist	twist	NOUN
cet-15697	17	8	ratio	ratio	NOUN
cet-15697	17	9	of	of	ADP
cet-15697	17	10	2	2	NUM
cet-15697	17	11	,	,	PUNCT
cet-15697	17	12	a	a	DET
cet-15697	17	13	greater	great	ADJ
cet-15697	17	14	increase	increase	NOUN
cet-15697	17	15	in	in	ADP
cet-15697	17	16	the	the	DET
cet-15697	17	17	thermal	thermal	ADJ
cet-15697	17	18	performance	performance	NOUN
cet-15697	17	19	factor	factor	NOUN
cet-15697	17	20	is	be	AUX
cet-15697	17	21	obtained	obtain	VERB
cet-15697	17	22	,	,	PUNCT
cet-15697	17	23	achieving	achieve	VERB
cet-15697	17	24	an	an	DET
cet-15697	17	25	increase	increase	NOUN
cet-15697	17	26	of	of	ADP
cet-15697	17	27	5.4	5.4	NUM
cet-15697	17	28	%	%	NOUN
cet-15697	17	29	compared	compare	VERB
cet-15697	17	30	to	to	ADP
cet-15697	17	31	a	a	DET
cet-15697	17	32	twisted	twisted	ADJ
cet-15697	17	33	tube	tube	NOUN
cet-15697	17	34	with	with	ADP
cet-15697	17	35	a	a	DET
cet-15697	17	36	twist	twist	NOUN
cet-15697	17	37	ratio	ratio	NOUN
cet-15697	17	38	of	of	ADP
cet-15697	17	39	5	5	NUM
cet-15697	17	40	.	.	PUNCT
cet-15697	18	1	work	work	NOUN
cet-15697	18	2	in	in	ADP
cet-15697	18	3	this	this	DET
cet-15697	18	4	direction	direction	NOUN
cet-15697	18	5	has	have	AUX
cet-15697	18	6	included	include	VERB
cet-15697	18	7	the	the	DET
cet-15697	18	8	use	use	NOUN
cet-15697	18	9	of	of	ADP
cet-15697	18	10	new	new	ADJ
cet-15697	18	11	configurations	configuration	NOUN
cet-15697	18	12	,	,	PUNCT
cet-15697	18	13	such	such	ADJ
cet-15697	18	14	as	as	ADP
cet-15697	18	15	the	the	DET
cet-15697	18	16	work	work	NOUN
cet-15697	18	17	done	do	VERB
cet-15697	18	18	by	by	ADP
cet-15697	18	19	yu	yu	PROPN
cet-15697	18	20	et	et	PROPN
cet-15697	18	21	al	al	PROPN
cet-15697	18	22	.	.	PROPN
cet-15697	19	1	(	(	PUNCT
cet-15697	19	2	2022	2022	NUM
cet-15697	19	3	)	)	PUNCT
cet-15697	19	4	,	,	PUNCT
cet-15697	19	5	where	where	SCONJ
cet-15697	19	6	they	they	PRON
cet-15697	19	7	found	find	VERB
cet-15697	19	8	that	that	SCONJ
cet-15697	19	9	with	with	ADP
cet-15697	19	10	a	a	DET
cet-15697	19	11	twisted	twisted	ADJ
cet-15697	19	12	tube	tube	NOUN
cet-15697	19	13	and	and	CCONJ
cet-15697	19	14	a	a	DET
cet-15697	19	15	center	center	NOUN
cet-15697	19	16	-	-	PUNCT
cet-15697	19	17	clear	clear	ADJ
cet-15697	19	18	twisted	twisted	ADJ
cet-15697	19	19	tape	tape	NOUN
cet-15697	19	20	,	,	PUNCT
cet-15697	19	21	a	a	DET
cet-15697	19	22	35.58	35.58	NUM
cet-15697	19	23	%	%	NOUN
cet-15697	19	24	increase	increase	NOUN
cet-15697	19	25	in	in	ADP
cet-15697	19	26	nusselt	nusselt	NOUN
cet-15697	19	27	can	can	AUX
cet-15697	19	28	be	be	AUX
cet-15697	19	29	achieved	achieve	VERB
cet-15697	19	30	compared	compare	VERB
cet-15697	19	31	to	to	ADP
cet-15697	19	32	a	a	DET
cet-15697	19	33	smooth	smooth	ADJ
cet-15697	19	34	tube	tube	NOUN
cet-15697	19	35	.	.	PUNCT
cet-15697	20	1	the	the	DET
cet-15697	20	2	combination	combination	NOUN
cet-15697	20	3	of	of	ADP
cet-15697	20	4	these	these	DET
cet-15697	20	5	technologies	technology	NOUN
cet-15697	20	6	has	have	AUX
cet-15697	20	7	extended	extend	VERB
cet-15697	20	8	to	to	ADP
cet-15697	20	9	the	the	DET
cet-15697	20	10	implementation	implementation	NOUN
cet-15697	20	11	of	of	ADP
cet-15697	20	12	retrofit	retrofit	NOUN
cet-15697	20	13	projects	project	NOUN
cet-15697	20	14	to	to	PART
cet-15697	20	15	reduce	reduce	VERB
cet-15697	20	16	the	the	DET
cet-15697	20	17	use	use	NOUN
cet-15697	20	18	of	of	ADP
cet-15697	20	19	external	external	ADJ
cet-15697	20	20	services	service	NOUN
cet-15697	20	21	.	.	PUNCT
cet-15697	21	1	crespo	crespo	PROPN
cet-15697	21	2	et	et	PROPN
cet-15697	21	3	al	al	PROPN
cet-15697	21	4	.	.	PROPN
cet-15697	22	1	(	(	PUNCT
cet-15697	22	2	2024	2024	NUM
cet-15697	22	3	)	)	PUNCT
cet-15697	22	4	evaluated	evaluate	VERB
cet-15697	22	5	the	the	DET
cet-15697	22	6	use	use	NOUN
cet-15697	22	7	of	of	ADP
cet-15697	22	8	different	different	ADJ
cet-15697	22	9	configurations	configuration	NOUN
cet-15697	22	10	of	of	ADP
cet-15697	22	11	twisted	twisted	ADJ
cet-15697	22	12	tubes	tube	NOUN
cet-15697	22	13	with	with	ADP
cet-15697	22	14	twisted	twisted	ADJ
cet-15697	22	15	tapes	tape	NOUN
cet-15697	22	16	with	with	ADP
cet-15697	22	17	different	different	ADJ
cet-15697	22	18	numbers	number	NOUN
cet-15697	22	19	of	of	ADP
cet-15697	22	20	channels	channel	NOUN
cet-15697	22	21	,	,	PUNCT
cet-15697	22	22	finding	find	VERB
cet-15697	22	23	that	that	SCONJ
cet-15697	22	24	the	the	DET
cet-15697	22	25	best	good	ADJ
cet-15697	22	26	performance	performance	NOUN
cet-15697	22	27	for	for	ADP
cet-15697	22	28	these	these	DET
cet-15697	22	29	applications	application	NOUN
cet-15697	22	30	is	be	AUX
cet-15697	22	31	obtained	obtain	VERB
cet-15697	22	32	by	by	ADP
cet-15697	22	33	combining	combine	VERB
cet-15697	22	34	a	a	DET
cet-15697	22	35	twisted	twisted	ADJ
cet-15697	22	36	tube	tube	NOUN
cet-15697	22	37	with	with	ADP
cet-15697	22	38	a	a	DET
cet-15697	22	39	triple	triple	ADJ
cet-15697	22	40	-	-	PUNCT
cet-15697	22	41	channel	channel	NOUN
cet-15697	22	42	twisted	twisted	ADJ
cet-15697	22	43	tape	tape	NOUN
cet-15697	22	44	.	.	PUNCT
cet-15697	23	1	while	while	SCONJ
cet-15697	23	2	the	the	DET
cet-15697	23	3	combination	combination	NOUN
cet-15697	23	4	of	of	ADP
cet-15697	23	5	technologies	technology	NOUN
cet-15697	23	6	allows	allow	VERB
cet-15697	23	7	for	for	ADP
cet-15697	23	8	increased	increase	VERB
cet-15697	23	9	thermal	thermal	ADJ
cet-15697	23	10	load	load	NOUN
cet-15697	23	11	,	,	PUNCT
cet-15697	23	12	its	its	PRON
cet-15697	23	13	use	use	NOUN
cet-15697	23	14	has	have	AUX
cet-15697	23	15	been	be	AUX
cet-15697	23	16	observed	observe	VERB
cet-15697	23	17	to	to	PART
cet-15697	23	18	generate	generate	VERB
cet-15697	23	19	increased	increase	VERB
cet-15697	23	20	pressure	pressure	NOUN
cet-15697	23	21	drop	drop	NOUN
cet-15697	23	22	levels	level	NOUN
cet-15697	23	23	,	,	PUNCT
cet-15697	23	24	leading	lead	VERB
cet-15697	23	25	to	to	ADP
cet-15697	23	26	higher	high	ADJ
cet-15697	23	27	pumping	pumping	NOUN
cet-15697	23	28	costs	cost	NOUN
cet-15697	23	29	.	.	PUNCT
cet-15697	24	1	the	the	DET
cet-15697	24	2	importance	importance	NOUN
cet-15697	24	3	of	of	ADP
cet-15697	24	4	its	its	PRON
cet-15697	24	5	geometry	geometry	NOUN
cet-15697	24	6	and	and	CCONJ
cet-15697	24	7	the	the	DET
cet-15697	24	8	impact	impact	NOUN
cet-15697	24	9	on	on	ADP
cet-15697	24	10	thermal	thermal	ADJ
cet-15697	24	11	and	and	CCONJ
cet-15697	24	12	hydraulic	hydraulic	ADJ
cet-15697	24	13	performance	performance	NOUN
cet-15697	24	14	have	have	AUX
cet-15697	24	15	been	be	AUX
cet-15697	24	16	highlighted	highlight	VERB
cet-15697	24	17	in	in	ADP
cet-15697	24	18	the	the	DET
cet-15697	24	19	literature	literature	NOUN
cet-15697	24	20	.	.	PUNCT
cet-15697	25	1	some	some	DET
cet-15697	25	2	works	work	NOUN
cet-15697	25	3	have	have	AUX
cet-15697	25	4	shown	show	VERB
cet-15697	25	5	that	that	SCONJ
cet-15697	25	6	the	the	DET
cet-15697	25	7	variation	variation	NOUN
cet-15697	25	8	in	in	ADP
cet-15697	25	9	the	the	DET
cet-15697	25	10	aspect	aspect	NOUN
cet-15697	25	11	ratio	ratio	NOUN
cet-15697	25	12	is	be	AUX
cet-15697	25	13	an	an	DET
cet-15697	25	14	important	important	ADJ
cet-15697	25	15	parameter	parameter	NOUN
cet-15697	25	16	,	,	PUNCT
cet-15697	25	17	and	and	CCONJ
cet-15697	25	18	for	for	ADP
cet-15697	25	19	a	a	DET
cet-15697	25	20	larger	large	ADJ
cet-15697	25	21	aspect	aspect	NOUN
cet-15697	25	22	ratio	ratio	NOUN
cet-15697	25	23	and	and	CCONJ
cet-15697	25	24	a	a	DET
cet-15697	25	25	smaller	small	ADJ
cet-15697	25	26	twist	twist	NOUN
cet-15697	25	27	pitch	pitch	NOUN
cet-15697	25	28	,	,	PUNCT
cet-15697	25	29	a	a	DET
cet-15697	25	30	greater	great	ADJ
cet-15697	25	31	increase	increase	NOUN
cet-15697	25	32	in	in	ADP
cet-15697	25	33	the	the	DET
cet-15697	25	34	convective	convective	ADJ
cet-15697	25	35	coefficient	coefficient	NOUN
cet-15697	25	36	is	be	AUX
cet-15697	25	37	achieved	achieve	VERB
cet-15697	25	38	without	without	ADP
cet-15697	25	39	significant	significant	ADJ
cet-15697	25	40	increases	increase	NOUN
cet-15697	25	41	in	in	ADP
cet-15697	25	42	the	the	DET
cet-15697	25	43	pressure	pressure	NOUN
cet-15697	25	44	drop	drop	NOUN
cet-15697	25	45	(	(	PUNCT
cet-15697	25	46	yang	yang	PROPN
cet-15697	25	47	et	et	PROPN
cet-15697	25	48	al	al	PROPN
cet-15697	25	49	.	.	PROPN
cet-15697	25	50	,	,	PUNCT
cet-15697	25	51	2011	2011	NUM
cet-15697	25	52	)	)	PUNCT
cet-15697	25	53	.	.	PUNCT
cet-15697	26	1	for	for	ADP
cet-15697	26	2	this	this	DET
cet-15697	26	3	reason	reason	NOUN
cet-15697	26	4	,	,	PUNCT
cet-15697	26	5	research	research	NOUN
cet-15697	26	6	has	have	AUX
cet-15697	26	7	focused	focus	VERB
cet-15697	26	8	on	on	ADP
cet-15697	26	9	finding	find	VERB
cet-15697	26	10	the	the	DET
cet-15697	26	11	best	good	ADJ
cet-15697	26	12	combination	combination	NOUN
cet-15697	26	13	of	of	ADP
cet-15697	26	14	geometric	geometric	ADJ
cet-15697	26	15	variables	variable	NOUN
cet-15697	26	16	to	to	PART
cet-15697	26	17	utilize	utilize	VERB
cet-15697	26	18	only	only	ADV
cet-15697	26	19	twisted	twisted	ADJ
cet-15697	26	20	tubes	tube	NOUN
cet-15697	26	21	and	and	CCONJ
cet-15697	26	22	improve	improve	VERB
cet-15697	26	23	their	their	PRON
cet-15697	26	24	thermohydraulic	thermohydraulic	ADJ
cet-15697	26	25	performance	performance	NOUN
cet-15697	26	26	.	.	PUNCT
cet-15697	27	1	for	for	ADP
cet-15697	27	2	example	example	NOUN
cet-15697	27	3	,	,	PUNCT
cet-15697	27	4	427	427	NUM
cet-15697	27	5	li	li	NOUN
cet-15697	27	6	et	et	PROPN
cet-15697	27	7	al	al	PROPN
cet-15697	27	8	.	.	PROPN
cet-15697	28	1	(	(	PUNCT
cet-15697	28	2	2021	2021	NUM
cet-15697	28	3	)	)	PUNCT
cet-15697	28	4	numerically	numerically	ADV
cet-15697	28	5	studied	study	VERB
cet-15697	28	6	twisted	twisted	ADJ
cet-15697	28	7	oval	oval	NOUN
cet-15697	28	8	tubes	tube	NOUN
cet-15697	28	9	by	by	ADP
cet-15697	28	10	varying	vary	VERB
cet-15697	28	11	geometric	geometric	ADJ
cet-15697	28	12	aspects	aspect	NOUN
cet-15697	28	13	such	such	ADJ
cet-15697	28	14	as	as	ADP
cet-15697	28	15	twist	twist	NOUN
cet-15697	28	16	direction	direction	NOUN
cet-15697	28	17	,	,	PUNCT
cet-15697	28	18	aspect	aspect	NOUN
cet-15697	28	19	ratio	ratio	NOUN
cet-15697	28	20	,	,	PUNCT
cet-15697	28	21	twist	twist	NOUN
cet-15697	28	22	pitch	pitch	NOUN
cet-15697	28	23	,	,	PUNCT
cet-15697	28	24	and	and	CCONJ
cet-15697	28	25	inner	inner	ADJ
cet-15697	28	26	radius	radius	NOUN
cet-15697	28	27	of	of	ADP
cet-15697	28	28	the	the	DET
cet-15697	28	29	tube	tube	NOUN
cet-15697	28	30	;	;	PUNCT
cet-15697	28	31	the	the	DET
cet-15697	28	32	best	good	ADJ
cet-15697	28	33	performance	performance	NOUN
cet-15697	28	34	was	be	AUX
cet-15697	28	35	obtained	obtain	VERB
cet-15697	28	36	for	for	ADP
cet-15697	28	37	the	the	DET
cet-15697	28	38	lowest	low	ADJ
cet-15697	28	39	twist	twist	NOUN
cet-15697	28	40	pitch	pitch	NOUN
cet-15697	28	41	with	with	ADP
cet-15697	28	42	the	the	DET
cet-15697	28	43	largest	large	ADJ
cet-15697	28	44	inner	inner	ADJ
cet-15697	28	45	radius	radius	NOUN
cet-15697	28	46	.	.	PUNCT
cet-15697	29	1	twisted	twisted	ADJ
cet-15697	29	2	tubes	tube	NOUN
cet-15697	29	3	also	also	ADV
cet-15697	29	4	offer	offer	VERB
cet-15697	29	5	improvements	improvement	NOUN
cet-15697	29	6	in	in	ADP
cet-15697	29	7	tube	tube	NOUN
cet-15697	29	8	exterior	exterior	NOUN
cet-15697	29	9	due	due	ADP
cet-15697	29	10	to	to	ADP
cet-15697	29	11	their	their	PRON
cet-15697	29	12	external	external	ADJ
cet-15697	29	13	shape	shape	NOUN
cet-15697	29	14	,	,	PUNCT
cet-15697	29	15	which	which	PRON
cet-15697	29	16	allows	allow	VERB
cet-15697	29	17	for	for	ADP
cet-15697	29	18	increases	increase	NOUN
cet-15697	29	19	in	in	ADP
cet-15697	29	20	the	the	DET
cet-15697	29	21	nusselt	nusselt	NOUN
cet-15697	29	22	number	number	NOUN
cet-15697	29	23	without	without	ADP
cet-15697	29	24	substantial	substantial	ADJ
cet-15697	29	25	changes	change	NOUN
cet-15697	29	26	in	in	ADP
cet-15697	29	27	pressure	pressure	NOUN
cet-15697	29	28	drop	drop	NOUN
cet-15697	29	29	.	.	PUNCT
cet-15697	30	1	the	the	DET
cet-15697	30	2	use	use	NOUN
cet-15697	30	3	of	of	ADP
cet-15697	30	4	a	a	DET
cet-15697	30	5	twisted	twisted	ADJ
cet-15697	30	6	tube	tube	NOUN
cet-15697	30	7	bundle	bundle	NOUN
cet-15697	30	8	at	at	ADP
cet-15697	30	9	sthe	sthe	NOUN
cet-15697	30	10	has	have	AUX
cet-15697	30	11	revealed	reveal	VERB
cet-15697	30	12	that	that	SCONJ
cet-15697	30	13	temperatures	temperature	NOUN
cet-15697	30	14	inside	inside	ADP
cet-15697	30	15	the	the	DET
cet-15697	30	16	equipment	equipment	NOUN
cet-15697	30	17	are	be	AUX
cet-15697	30	18	more	more	ADV
cet-15697	30	19	uniform	uniform	ADJ
cet-15697	30	20	due	due	ADP
cet-15697	30	21	to	to	ADP
cet-15697	30	22	the	the	DET
cet-15697	30	23	turbulence	turbulence	NOUN
cet-15697	30	24	and	and	CCONJ
cet-15697	30	25	vortex	vortex	NOUN
cet-15697	30	26	generation	generation	NOUN
cet-15697	30	27	processes	process	NOUN
cet-15697	30	28	.	.	PUNCT
cet-15697	31	1	the	the	DET
cet-15697	31	2	results	result	NOUN
cet-15697	31	3	indicate	indicate	VERB
cet-15697	31	4	that	that	SCONJ
cet-15697	31	5	the	the	DET
cet-15697	31	6	use	use	NOUN
cet-15697	31	7	of	of	ADP
cet-15697	31	8	small	small	ADJ
cet-15697	31	9	twist	twist	NOUN
cet-15697	31	10	pitch	pitch	NOUN
cet-15697	31	11	and	and	CCONJ
cet-15697	31	12	aspect	aspect	NOUN
cet-15697	31	13	ratios	ratio	NOUN
cet-15697	31	14	close	close	ADJ
cet-15697	31	15	to	to	PART
cet-15697	31	16	1	1	NUM
cet-15697	31	17	generates	generate	VERB
cet-15697	31	18	increases	increase	NOUN
cet-15697	31	19	of	of	ADP
cet-15697	31	20	12.8	12.8	NUM
cet-15697	31	21	%	%	NOUN
cet-15697	31	22	in	in	ADP
cet-15697	31	23	the	the	DET
cet-15697	31	24	nusselt	nusselt	NOUN
cet-15697	31	25	number	number	NOUN
cet-15697	31	26	and	and	CCONJ
cet-15697	31	27	15.2	15.2	NUM
cet-15697	31	28	%	%	NOUN
cet-15697	31	29	in	in	ADP
cet-15697	31	30	the	the	DET
cet-15697	31	31	friction	friction	NOUN
cet-15697	31	32	factor	factor	NOUN
cet-15697	31	33	(	(	PUNCT
cet-15697	31	34	gu	gu	NOUN
cet-15697	31	35	et	et	NOUN
cet-15697	31	36	al	al	PROPN
cet-15697	31	37	.	.	PROPN
cet-15697	31	38	,	,	PUNCT
cet-15697	31	39	2020	2020	NUM
cet-15697	31	40	)	)	PUNCT
cet-15697	31	41	.	.	PUNCT
cet-15697	32	1	while	while	SCONJ
cet-15697	32	2	the	the	DET
cet-15697	32	3	thermohydraulic	thermohydraulic	NOUN
cet-15697	32	4	study	study	NOUN
cet-15697	32	5	of	of	ADP
cet-15697	32	6	different	different	ADJ
cet-15697	32	7	systems	system	NOUN
cet-15697	32	8	to	to	PART
cet-15697	32	9	increase	increase	VERB
cet-15697	32	10	heat	heat	NOUN
cet-15697	32	11	transfer	transfer	NOUN
cet-15697	32	12	is	be	AUX
cet-15697	32	13	essential	essential	ADJ
cet-15697	32	14	,	,	PUNCT
cet-15697	32	15	its	its	PRON
cet-15697	32	16	use	use	NOUN
cet-15697	32	17	in	in	ADP
cet-15697	32	18	design	design	NOUN
cet-15697	32	19	or	or	CCONJ
cet-15697	32	20	retrofit	retrofit	NOUN
cet-15697	32	21	situations	situation	NOUN
cet-15697	32	22	is	be	AUX
cet-15697	32	23	of	of	ADP
cet-15697	32	24	utmost	utmost	ADJ
cet-15697	32	25	importance	importance	NOUN
cet-15697	32	26	.	.	PUNCT
cet-15697	33	1	when	when	SCONJ
cet-15697	33	2	comparing	compare	VERB
cet-15697	33	3	the	the	DET
cet-15697	33	4	designs	design	NOUN
cet-15697	33	5	in	in	ADP
cet-15697	33	6	terms	term	NOUN
cet-15697	33	7	of	of	ADP
cet-15697	33	8	surface	surface	NOUN
cet-15697	33	9	area	area	NOUN
cet-15697	33	10	and	and	CCONJ
cet-15697	33	11	pressure	pressure	NOUN
cet-15697	33	12	drop	drop	NOUN
cet-15697	33	13	with	with	ADP
cet-15697	33	14	respect	respect	NOUN
cet-15697	33	15	to	to	ADP
cet-15697	33	16	conventional	conventional	ADJ
cet-15697	33	17	exchangers	exchanger	NOUN
cet-15697	33	18	,	,	PUNCT
cet-15697	33	19	the	the	DET
cet-15697	33	20	advantages	advantage	NOUN
cet-15697	33	21	of	of	ADP
cet-15697	33	22	using	use	VERB
cet-15697	33	23	these	these	DET
cet-15697	33	24	systems	system	NOUN
cet-15697	33	25	become	become	VERB
cet-15697	33	26	evident	evident	ADJ
cet-15697	33	27	(	(	PUNCT
cet-15697	33	28	barraza	barraza	NOUN
cet-15697	33	29	-	-	PUNCT
cet-15697	33	30	colón	colón	PROPN
cet-15697	33	31	and	and	CCONJ
cet-15697	33	32	picón	picón	NOUN
cet-15697	33	33	-	-	PUNCT
cet-15697	33	34	núñez	núñez	PROPN
cet-15697	33	35	,	,	PUNCT
cet-15697	33	36	2022	2022	NUM
cet-15697	33	37	)	)	PUNCT
cet-15697	33	38	,	,	PUNCT
cet-15697	33	39	where	where	SCONJ
cet-15697	33	40	the	the	DET
cet-15697	33	41	required	require	VERB
cet-15697	33	42	surface	surface	NOUN
cet-15697	33	43	area	area	NOUN
cet-15697	33	44	can	can	AUX
cet-15697	33	45	be	be	AUX
cet-15697	33	46	reduced	reduce	VERB
cet-15697	33	47	by	by	ADP
cet-15697	33	48	45	45	NUM
cet-15697	33	49	%	%	NOUN
cet-15697	33	50	and	and	CCONJ
cet-15697	33	51	even	even	ADV
cet-15697	33	52	with	with	ADP
cet-15697	33	53	pressure	pressure	NOUN
cet-15697	33	54	drop	drop	NOUN
cet-15697	33	55	reductions	reduction	NOUN
cet-15697	33	56	of	of	ADP
cet-15697	33	57	15	15	NUM
cet-15697	33	58	%	%	NOUN
cet-15697	33	59	.	.	PUNCT
cet-15697	34	1	the	the	DET
cet-15697	34	2	state	state	NOUN
cet-15697	34	3	of	of	ADP
cet-15697	34	4	the	the	DET
cet-15697	34	5	art	art	NOUN
cet-15697	34	6	shows	show	VERB
cet-15697	34	7	that	that	SCONJ
cet-15697	34	8	the	the	DET
cet-15697	34	9	design	design	NOUN
cet-15697	34	10	of	of	ADP
cet-15697	34	11	twisted	twisted	ADJ
cet-15697	34	12	tube	tube	NOUN
cet-15697	34	13	geometry	geometry	NOUN
cet-15697	34	14	for	for	ADP
cet-15697	34	15	specific	specific	ADJ
cet-15697	34	16	applications	application	NOUN
cet-15697	34	17	in	in	ADP
cet-15697	34	18	shell	shell	NOUN
cet-15697	34	19	-	-	PUNCT
cet-15697	34	20	and	and	CCONJ
cet-15697	34	21	-	-	PUNCT
cet-15697	34	22	tube	tube	NOUN
cet-15697	34	23	exchangers	exchanger	NOUN
cet-15697	34	24	has	have	AUX
cet-15697	34	25	not	not	PART
cet-15697	34	26	been	be	AUX
cet-15697	34	27	addressed	address	VERB
cet-15697	34	28	,	,	PUNCT
cet-15697	34	29	so	so	CCONJ
cet-15697	34	30	this	this	DET
cet-15697	34	31	work	work	NOUN
cet-15697	34	32	seeks	seek	VERB
cet-15697	34	33	to	to	PART
cet-15697	34	34	fill	fill	VERB
cet-15697	34	35	this	this	DET
cet-15697	34	36	gap	gap	NOUN
cet-15697	34	37	.	.	PUNCT
cet-15697	35	1	an	an	DET
cet-15697	35	2	approach	approach	NOUN
cet-15697	35	3	to	to	ADP
cet-15697	35	4	the	the	DET
cet-15697	35	5	design	design	NOUN
cet-15697	35	6	of	of	ADP
cet-15697	35	7	twisted	twisted	ADJ
cet-15697	35	8	tubes	tube	NOUN
cet-15697	35	9	is	be	AUX
cet-15697	35	10	introduced	introduce	VERB
cet-15697	35	11	by	by	ADP
cet-15697	35	12	setting	set	VERB
cet-15697	35	13	a	a	DET
cet-15697	35	14	desired	desire	VERB
cet-15697	35	15	thermal	thermal	ADJ
cet-15697	35	16	load	load	NOUN
cet-15697	35	17	as	as	ADP
cet-15697	35	18	a	a	DET
cet-15697	35	19	target	target	NOUN
cet-15697	35	20	through	through	ADP
cet-15697	35	21	the	the	DET
cet-15697	35	22	determination	determination	NOUN
cet-15697	35	23	of	of	ADP
cet-15697	35	24	the	the	DET
cet-15697	35	25	degree	degree	NOUN
cet-15697	35	26	of	of	ADP
cet-15697	35	27	twist	twist	NOUN
cet-15697	35	28	of	of	ADP
cet-15697	35	29	the	the	DET
cet-15697	35	30	tube	tube	NOUN
cet-15697	35	31	using	use	VERB
cet-15697	35	32	the	the	DET
cet-15697	35	33	twist	twist	ADJ
cet-15697	35	34	pitch	pitch	NOUN
cet-15697	35	35	p	p	NOUN
cet-15697	35	36	as	as	ADP
cet-15697	35	37	the	the	DET
cet-15697	35	38	design	design	NOUN
cet-15697	35	39	variable	variable	NOUN
cet-15697	35	40	.	.	PUNCT
cet-15697	36	1	the	the	DET
cet-15697	36	2	methodology	methodology	NOUN
cet-15697	36	3	uses	use	VERB
cet-15697	36	4	correlations	correlation	NOUN
cet-15697	36	5	for	for	ADP
cet-15697	36	6	the	the	DET
cet-15697	36	7	friction	friction	NOUN
cet-15697	36	8	factor	factor	NOUN
cet-15697	36	9	and	and	CCONJ
cet-15697	36	10	the	the	DET
cet-15697	36	11	nusselt	nusselt	NOUN
cet-15697	36	12	number	number	NOUN
cet-15697	36	13	,	,	PUNCT
cet-15697	36	14	obtained	obtain	VERB
cet-15697	36	15	using	use	VERB
cet-15697	36	16	cfd	cfd	NOUN
cet-15697	36	17	,	,	PUNCT
cet-15697	36	18	in	in	ADP
cet-15697	36	19	a	a	DET
cet-15697	36	20	p	p	NOUN
cet-15697	36	21	range	range	NOUN
cet-15697	36	22	of	of	ADP
cet-15697	36	23	0.05	0.05	NUM
cet-15697	36	24	m	m	NOUN
cet-15697	36	25	to	to	ADP
cet-15697	36	26	0.2	0.2	NUM
cet-15697	36	27	m.	m.	NOUN
cet-15697	36	28	it	it	PRON
cet-15697	36	29	is	be	AUX
cet-15697	36	30	applied	apply	VERB
cet-15697	36	31	to	to	ADP
cet-15697	36	32	a	a	DET
cet-15697	36	33	practical	practical	ADJ
cet-15697	36	34	case	case	NOUN
cet-15697	36	35	.	.	PUNCT
cet-15697	37	1	2	2	X
cet-15697	37	2	.	.	X
cet-15697	37	3	thermohydraulic	thermohydraulic	NOUN
cet-15697	37	4	data	datum	NOUN
cet-15697	37	5	of	of	ADP
cet-15697	37	6	twisted	twisted	ADJ
cet-15697	37	7	tubes	tube	NOUN
cet-15697	37	8	the	the	DET
cet-15697	37	9	thermohydraulic	thermohydraulic	PROPN
cet-15697	37	10	data	datum	NOUN
cet-15697	37	11	of	of	ADP
cet-15697	37	12	the	the	DET
cet-15697	37	13	tube	tube	ADJ
cet-15697	37	14	interior	interior	NOUN
cet-15697	37	15	were	be	AUX
cet-15697	37	16	generated	generate	VERB
cet-15697	37	17	using	use	VERB
cet-15697	37	18	cfd	cfd	NOUN
cet-15697	37	19	.	.	PUNCT
cet-15697	38	1	these	these	PRON
cet-15697	38	2	were	be	AUX
cet-15697	38	3	validated	validate	VERB
cet-15697	38	4	with	with	ADP
cet-15697	38	5	experimental	experimental	ADJ
cet-15697	38	6	data	datum	NOUN
cet-15697	38	7	provided	provide	VERB
cet-15697	38	8	by	by	ADP
cet-15697	38	9	yang	yang	PROPN
cet-15697	38	10	et	et	PROPN
cet-15697	38	11	al	al	PROPN
cet-15697	38	12	.	.	PROPN
cet-15697	39	1	(	(	PUNCT
cet-15697	39	2	2011	2011	NUM
cet-15697	39	3	)	)	PUNCT
cet-15697	39	4	,	,	PUNCT
cet-15697	39	5	who	who	PRON
cet-15697	39	6	studied	study	VERB
cet-15697	39	7	twisted	twisted	ADJ
cet-15697	39	8	tubes	tube	NOUN
cet-15697	39	9	with	with	ADP
cet-15697	39	10	different	different	ADJ
cet-15697	39	11	twist	twist	NOUN
cet-15697	39	12	pitches	pitch	NOUN
cet-15697	39	13	(	(	PUNCT
cet-15697	39	14	p	p	NOUN
cet-15697	39	15	)	)	PUNCT
cet-15697	39	16	.	.	PUNCT
cet-15697	40	1	the	the	DET
cet-15697	40	2	main	main	ADJ
cet-15697	40	3	geometric	geometric	ADJ
cet-15697	40	4	characteristics	characteristic	NOUN
cet-15697	40	5	of	of	ADP
cet-15697	40	6	a	a	DET
cet-15697	40	7	twisted	twisted	ADJ
cet-15697	40	8	tube	tube	NOUN
cet-15697	40	9	are	be	AUX
cet-15697	40	10	shown	show	VERB
cet-15697	40	11	in	in	ADP
cet-15697	40	12	figure	figure	NOUN
cet-15697	40	13	1	1	NUM
cet-15697	40	14	.	.	PUNCT
cet-15697	41	1	figure	figure	NOUN
cet-15697	41	2	1	1	NUM
cet-15697	41	3	:	:	PUNCT
cet-15697	41	4	main	main	ADJ
cet-15697	41	5	geometrical	geometrical	ADJ
cet-15697	41	6	parameters	parameter	NOUN
cet-15697	41	7	of	of	ADP
cet-15697	41	8	twisted	twisted	ADJ
cet-15697	41	9	tube	tube	NOUN
cet-15697	41	10	for	for	ADP
cet-15697	41	11	validation	validation	NOUN
cet-15697	41	12	purposes	purpose	NOUN
cet-15697	41	13	,	,	PUNCT
cet-15697	41	14	a	a	DET
cet-15697	41	15	twisted	twisted	ADJ
cet-15697	41	16	tube	tube	NOUN
cet-15697	41	17	with	with	ADP
cet-15697	41	18	a	a	DET
cet-15697	41	19	length	length	NOUN
cet-15697	41	20	l=1.75	l=1.75	PROPN
cet-15697	41	21	m	m	PROPN
cet-15697	41	22	,	,	PUNCT
cet-15697	41	23	aspect	aspect	VERB
cet-15697	41	24	ratio	ratio	NOUN
cet-15697	41	25	a	a	DET
cet-15697	41	26	/	/	SYM
cet-15697	41	27	b=1.6	b=1.6	NOUN
cet-15697	41	28	,	,	PUNCT
cet-15697	41	29	and	and	CCONJ
cet-15697	41	30	p=0.104	p=0.104	ADP
cet-15697	41	31	m	m	VERB
cet-15697	41	32	is	be	AUX
cet-15697	41	33	studied	study	VERB
cet-15697	41	34	,	,	PUNCT
cet-15697	41	35	using	use	VERB
cet-15697	41	36	water	water	NOUN
cet-15697	41	37	as	as	ADP
cet-15697	41	38	the	the	DET
cet-15697	41	39	working	work	VERB
cet-15697	41	40	fluid	fluid	NOUN
cet-15697	41	41	.	.	PUNCT
cet-15697	42	1	the	the	DET
cet-15697	42	2	model	model	NOUN
cet-15697	42	3	was	be	AUX
cet-15697	42	4	solved	solve	VERB
cet-15697	42	5	using	use	VERB
cet-15697	42	6	the	the	DET
cet-15697	42	7	k	k	PROPN
cet-15697	42	8	−	−	PROPN
cet-15697	42	9	ω	ω	NUM
cet-15697	42	10	turbulence	turbulence	NOUN
cet-15697	42	11	model	model	NOUN
cet-15697	42	12	in	in	ADP
cet-15697	42	13	ansys	ansys	PROPN
cet-15697	42	14	fluent	fluent	PROPN
cet-15697	42	15	,	,	PUNCT
cet-15697	42	16	while	while	SCONJ
cet-15697	42	17	mesh	mesh	NOUN
cet-15697	42	18	sensitivity	sensitivity	NOUN
cet-15697	42	19	analysis	analysis	NOUN
cet-15697	42	20	showed	show	VERB
cet-15697	42	21	mesh	mesh	NOUN
cet-15697	42	22	independence	independence	NOUN
cet-15697	42	23	with	with	ADP
cet-15697	42	24	897,373	897,373	NUM
cet-15697	42	25	elements	element	NOUN
cet-15697	42	26	.	.	PUNCT
cet-15697	43	1	figure	figure	NOUN
cet-15697	43	2	2	2	NUM
cet-15697	43	3	shows	show	VERB
cet-15697	43	4	the	the	DET
cet-15697	43	5	comparison	comparison	NOUN
cet-15697	43	6	of	of	ADP
cet-15697	43	7	the	the	DET
cet-15697	43	8	nusselt	nusselt	NOUN
cet-15697	43	9	number	number	NOUN
cet-15697	43	10	and	and	CCONJ
cet-15697	43	11	friction	friction	NOUN
cet-15697	43	12	factor	factor	NOUN
cet-15697	43	13	obtained	obtain	VERB
cet-15697	43	14	by	by	ADP
cet-15697	43	15	cfd	cfd	NOUN
cet-15697	43	16	against	against	ADP
cet-15697	43	17	the	the	DET
cet-15697	43	18	experimental	experimental	ADJ
cet-15697	43	19	data	datum	NOUN
cet-15697	43	20	obtained	obtain	VERB
cet-15697	43	21	by	by	ADP
cet-15697	43	22	yang	yang	PROPN
cet-15697	43	23	et	et	PROPN
cet-15697	43	24	al	al	PROPN
cet-15697	43	25	.	.	PROPN
cet-15697	44	1	(	(	PUNCT
cet-15697	44	2	2011	2011	NUM
cet-15697	44	3	)	)	PUNCT
cet-15697	44	4	.	.	PUNCT
cet-15697	45	1	figure	figure	VERB
cet-15697	45	2	2	2	NUM
cet-15697	45	3	:	:	PUNCT
cet-15697	45	4	validation	validation	NOUN
cet-15697	45	5	of	of	ADP
cet-15697	45	6	cfd	cfd	NOUN
cet-15697	45	7	data	datum	NOUN
cet-15697	45	8	with	with	ADP
cet-15697	45	9	experimental	experimental	ADJ
cet-15697	45	10	data	datum	NOUN
cet-15697	45	11	(	(	PUNCT
cet-15697	45	12	yang	yang	PROPN
cet-15697	45	13	et	et	PROPN
cet-15697	45	14	al	al	PROPN
cet-15697	45	15	.	.	PROPN
cet-15697	45	16	,	,	PUNCT
cet-15697	45	17	2020	2020	NUM
cet-15697	45	18	)	)	PUNCT
cet-15697	45	19	.	.	PUNCT
cet-15697	46	1	a	a	PRON
cet-15697	46	2	)	)	PUNCT
cet-15697	46	3	nusselt	nusselt	NOUN
cet-15697	46	4	number	number	NOUN
cet-15697	46	5	b	b	NOUN
cet-15697	46	6	)	)	PUNCT
cet-15697	46	7	friction	friction	NOUN
cet-15697	46	8	factor	factor	NOUN
cet-15697	46	9	nusselt	nusselt	NOUN
cet-15697	46	10	number	number	NOUN
cet-15697	46	11	predictions	prediction	NOUN
cet-15697	46	12	show	show	VERB
cet-15697	46	13	small	small	ADJ
cet-15697	46	14	errors	error	NOUN
cet-15697	46	15	at	at	ADP
cet-15697	46	16	reynolds	reynolds	PROPN
cet-15697	46	17	values	value	NOUN
cet-15697	46	18	below	below	ADP
cet-15697	46	19	5,000	5,000	NUM
cet-15697	46	20	;	;	PUNCT
cet-15697	46	21	beyond	beyond	ADP
cet-15697	46	22	this	this	DET
cet-15697	46	23	point	point	NOUN
cet-15697	46	24	,	,	PUNCT
cet-15697	46	25	the	the	DET
cet-15697	46	26	values	value	NOUN
cet-15697	46	27	remain	remain	VERB
cet-15697	46	28	within	within	ADP
cet-15697	46	29	the	the	DET
cet-15697	46	30	average	average	NOUN
cet-15697	46	31	,	,	PUNCT
cet-15697	46	32	with	with	ADP
cet-15697	46	33	the	the	DET
cet-15697	46	34	error	error	NOUN
cet-15697	46	35	increasing	increase	VERB
cet-15697	46	36	again	again	ADV
cet-15697	46	37	at	at	ADP
cet-15697	46	38	reynolds	reynolds	PROPN
cet-15697	46	39	values	value	NOUN
cet-15697	46	40	above	above	ADP
cet-15697	46	41	40,000	40,000	NUM
cet-15697	46	42	.	.	PUNCT
cet-15697	47	1	the	the	DET
cet-15697	47	2	minimum	minimum	ADJ
cet-15697	47	3	and	and	CCONJ
cet-15697	47	4	maximum	maximum	ADJ
cet-15697	47	5	errors	error	NOUN
cet-15697	47	6	for	for	ADP
cet-15697	47	7	the	the	DET
cet-15697	47	8	entire	entire	ADJ
cet-15697	47	9	reynolds	reynold	NOUN
cet-15697	47	10	range	range	NOUN
cet-15697	47	11	are	be	AUX
cet-15697	47	12	5	5	NUM
cet-15697	47	13	%	%	NOUN
cet-15697	47	14	and	and	CCONJ
cet-15697	47	15	14	14	NUM
cet-15697	47	16	%	%	NOUN
cet-15697	47	17	,	,	PUNCT
cet-15697	47	18	with	with	ADP
cet-15697	47	19	an	an	DET
cet-15697	47	20	average	average	ADJ
cet-15697	47	21	absolute	absolute	ADJ
cet-15697	47	22	error	error	NOUN
cet-15697	47	23	of	of	ADP
cet-15697	47	24	10.40	10.40	NUM
cet-15697	47	25	%	%	NOUN
cet-15697	47	26	.	.	PUNCT
cet-15697	48	1	the	the	DET
cet-15697	48	2	same	same	ADJ
cet-15697	48	3	trend	trend	NOUN
cet-15697	48	4	is	be	AUX
cet-15697	48	5	observed	observe	VERB
cet-15697	48	6	in	in	ADP
cet-15697	48	7	the	the	DET
cet-15697	48	8	case	case	NOUN
cet-15697	48	9	of	of	ADP
cet-15697	48	10	the	the	DET
cet-15697	48	11	friction	friction	NOUN
cet-15697	48	12	factor	factor	NOUN
cet-15697	48	13	;	;	PUNCT
cet-15697	48	14	starting	start	VERB
cet-15697	48	15	at	at	ADP
cet-15697	48	16	a	a	DET
cet-15697	48	17	reynolds	reynolds	PROPN
cet-15697	48	18	number	number	NOUN
cet-15697	48	19	of	of	ADP
cet-15697	48	20	10,000	10,000	NUM
cet-15697	48	21	,	,	PUNCT
cet-15697	48	22	there	there	PRON
cet-15697	48	23	is	be	VERB
cet-15697	48	24	a	a	DET
cet-15697	48	25	)	)	PUNCT
cet-15697	48	26	b	b	NOUN
cet-15697	48	27	)	)	PUNCT
cet-15697	48	28	428	428	NUM
cet-15697	48	29	an	an	DET
cet-15697	48	30	improvement	improvement	NOUN
cet-15697	48	31	,	,	PUNCT
cet-15697	48	32	with	with	ADP
cet-15697	48	33	values	value	NOUN
cet-15697	48	34	very	very	ADV
cet-15697	48	35	similar	similar	ADJ
cet-15697	48	36	to	to	ADP
cet-15697	48	37	the	the	DET
cet-15697	48	38	experimental	experimental	ADJ
cet-15697	48	39	ones	one	NOUN
cet-15697	48	40	.	.	PUNCT
cet-15697	49	1	the	the	DET
cet-15697	49	2	minimum	minimum	NOUN
cet-15697	49	3	error	error	NOUN
cet-15697	49	4	is	be	AUX
cet-15697	49	5	1.8	1.8	NUM
cet-15697	49	6	%	%	NOUN
cet-15697	49	7	and	and	CCONJ
cet-15697	49	8	the	the	DET
cet-15697	49	9	maximum	maximum	NOUN
cet-15697	49	10	is	be	AUX
cet-15697	49	11	18.65	18.65	NUM
cet-15697	49	12	%	%	NOUN
cet-15697	49	13	,	,	PUNCT
cet-15697	49	14	with	with	ADP
cet-15697	49	15	an	an	DET
cet-15697	49	16	average	average	ADJ
cet-15697	49	17	absolute	absolute	ADJ
cet-15697	49	18	error	error	NOUN
cet-15697	49	19	of	of	ADP
cet-15697	49	20	6.48	6.48	NUM
cet-15697	49	21	%	%	NOUN
cet-15697	49	22	for	for	ADP
cet-15697	49	23	the	the	DET
cet-15697	49	24	entire	entire	ADJ
cet-15697	49	25	reynolds	reynold	NOUN
cet-15697	49	26	range	range	NOUN
cet-15697	49	27	.	.	PUNCT
cet-15697	50	1	a	a	DET
cet-15697	50	2	more	more	ADV
cet-15697	50	3	detailed	detailed	ADJ
cet-15697	50	4	analysis	analysis	NOUN
cet-15697	50	5	of	of	ADP
cet-15697	50	6	the	the	DET
cet-15697	50	7	prediction	prediction	NOUN
cet-15697	50	8	errors	error	NOUN
cet-15697	50	9	for	for	ADP
cet-15697	50	10	nu	nu	PROPN
cet-15697	50	11	and	and	CCONJ
cet-15697	50	12	f	f	PROPN
cet-15697	50	13	is	be	AUX
cet-15697	50	14	presented	present	VERB
cet-15697	50	15	in	in	ADP
cet-15697	50	16	table	table	NOUN
cet-15697	50	17	1	1	NUM
cet-15697	50	18	.	.	PUNCT
cet-15697	50	19	table	table	NOUN
cet-15697	50	20	1	1	NUM
cet-15697	50	21	:	:	PUNCT
cet-15697	50	22	absolute	absolute	ADJ
cet-15697	50	23	error	error	NOUN
cet-15697	50	24	for	for	ADP
cet-15697	50	25	cfd	cfd	NOUN
cet-15697	50	26	data	datum	NOUN
cet-15697	50	27	versus	versus	ADP
cet-15697	50	28	experimental	experimental	ADJ
cet-15697	50	29	data	data	PROPN
cet-15697	50	30	reynolds	reynolds	PROPN
cet-15697	50	31	nusselt	nusselt	PROPN
cet-15697	50	32	(	(	PUNCT
cet-15697	50	33	yang	yang	PROPN
cet-15697	50	34	et	et	PROPN
cet-15697	50	35	al	al	PROPN
cet-15697	50	36	.	.	PROPN
cet-15697	50	37	,	,	PUNCT
cet-15697	50	38	2011	2011	NUM
cet-15697	50	39	)	)	PUNCT
cet-15697	50	40	nusselt	nusselt	NOUN
cet-15697	50	41	cfd	cfd	NOUN
cet-15697	50	42	error	error	NOUN
cet-15697	50	43	nu	nu	X
cet-15697	50	44	(	(	PUNCT
cet-15697	50	45	%	%	NOUN
cet-15697	50	46	)	)	PUNCT
cet-15697	50	47	friction	friction	NOUN
cet-15697	50	48	factor	factor	NOUN
cet-15697	50	49	(	(	PUNCT
cet-15697	50	50	yang	yang	PROPN
cet-15697	50	51	et	et	PROPN
cet-15697	50	52	al	al	PROPN
cet-15697	50	53	.	.	PROPN
cet-15697	50	54	,	,	PUNCT
cet-15697	50	55	2011	2011	NUM
cet-15697	50	56	)	)	PUNCT
cet-15697	50	57	friction	friction	NOUN
cet-15697	50	58	factor	factor	NOUN
cet-15697	50	59	cfd	cfd	NOUN
cet-15697	50	60	error	error	NOUN
cet-15697	50	61	f	f	PROPN
cet-15697	50	62	(	(	PUNCT
cet-15697	50	63	%	%	INTJ
cet-15697	50	64	)	)	PUNCT
cet-15697	50	65	3,694	3,694	NUM
cet-15697	50	66	34.10	34.10	NUM
cet-15697	50	67	29.81	29.81	NUM
cet-15697	50	68	12.56	12.56	NUM
cet-15697	50	69	0.094	0.094	NUM
cet-15697	50	70	0.080	0.080	NUM
cet-15697	50	71	14.24	14.24	NUM
cet-15697	50	72	5,060	5,060	NUM
cet-15697	50	73	37.85	37.85	NUM
cet-15697	50	74	35.94	35.94	NUM
cet-15697	50	75	5.06	5.06	NUM
cet-15697	50	76	0.082	0.082	NUM
cet-15697	50	77	0.067	0.067	NUM
cet-15697	50	78	18.65	18.65	NUM
cet-15697	50	79	9,959	9,959	NUM
cet-15697	50	80	55.09	55.09	NUM
cet-15697	50	81	60.72	60.72	NUM
cet-15697	50	82	10.22	10.22	NUM
cet-15697	50	83	0.065	0.065	NUM
cet-15697	50	84	0.063	0.063	NUM
cet-15697	50	85	3.67	3.67	NUM
cet-15697	50	86	15,903	15,903	NUM
cet-15697	50	87	76.08	76.08	NUM
cet-15697	50	88	85.62	85.62	NUM
cet-15697	50	89	12.54	12.54	NUM
cet-15697	50	90	0.056	0.056	NUM
cet-15697	50	91	0.054	0.054	NUM
cet-15697	50	92	3.96	3.96	NUM
cet-15697	50	93	18,232	18,232	NUM
cet-15697	50	94	82.84	82.84	NUM
cet-15697	50	95	94.40	94.40	NUM
cet-15697	50	96	13.96	13.96	NUM
cet-15697	50	97	0.054	0.054	NUM
cet-15697	50	98	0.052	0.052	NUM
cet-15697	50	99	2.53	2.53	NUM
cet-15697	50	100	24,337	24,337	NUM
cet-15697	51	1	104.58	104.58	NUM
cet-15697	51	2	118.31	118.31	NUM
cet-15697	51	3	13.13	13.13	NUM
cet-15697	51	4	0.051	0.051	NUM
cet-15697	51	5	0.050	0.050	NUM
cet-15697	51	6	2.00	2.00	NUM
cet-15697	51	7	32,610	32,610	NUM
cet-15697	51	8	140.91	140.91	NUM
cet-15697	51	9	151.86	151.86	NUM
cet-15697	51	10	7.77	7.77	NUM
cet-15697	51	11	0.046	0.046	NUM
cet-15697	51	12	0.046	0.046	NUM
cet-15697	51	13	1.80	1.80	NUM
cet-15697	51	14	40,642	40,642	NUM
cet-15697	51	15	165.29	165.29	NUM
cet-15697	51	16	180.55	180.55	NUM
cet-15697	51	17	9.23	9.23	NUM
cet-15697	51	18	0.044	0.044	NUM
cet-15697	51	19	0.045	0.045	NUM
cet-15697	51	20	3.48	3.48	NUM
cet-15697	51	21	49,317	49,317	NUM
cet-15697	51	22	190.05	190.05	NUM
cet-15697	51	23	211.89	211.89	NUM
cet-15697	51	24	11.49	11.49	NUM
cet-15697	51	25	0.041	0.041	NUM
cet-15697	51	26	0.044	0.044	NUM
cet-15697	51	27	8.19	8.19	NUM
cet-15697	51	28	55,261	55,261	NUM
cet-15697	51	29	213.65	213.65	NUM
cet-15697	51	30	230.88	230.88	NUM
cet-15697	51	31	8.06	8.06	NUM
cet-15697	51	32	0.040	0.040	NUM
cet-15697	51	33	0.043	0.043	NUM
cet-15697	51	34	6.24	6.24	NUM
cet-15697	51	35	according	accord	VERB
cet-15697	51	36	to	to	ADP
cet-15697	51	37	the	the	DET
cet-15697	51	38	deviations	deviation	NOUN
cet-15697	51	39	shown	show	VERB
cet-15697	51	40	in	in	ADP
cet-15697	51	41	figure	figure	NOUN
cet-15697	51	42	2	2	NUM
cet-15697	51	43	and	and	CCONJ
cet-15697	51	44	table	table	NOUN
cet-15697	51	45	1	1	NUM
cet-15697	51	46	,	,	PUNCT
cet-15697	51	47	the	the	DET
cet-15697	51	48	average	average	ADJ
cet-15697	51	49	absolute	absolute	ADJ
cet-15697	51	50	errors	error	NOUN
cet-15697	51	51	for	for	ADP
cet-15697	51	52	nu	nu	PROPN
cet-15697	51	53	and	and	CCONJ
cet-15697	51	54	f	f	PROPN
cet-15697	51	55	are	be	AUX
cet-15697	51	56	10.40	10.40	NUM
cet-15697	51	57	%	%	NOUN
cet-15697	51	58	and	and	CCONJ
cet-15697	51	59	6.50	6.50	NUM
cet-15697	51	60	%	%	NOUN
cet-15697	51	61	.	.	PUNCT
cet-15697	52	1	using	use	VERB
cet-15697	52	2	the	the	DET
cet-15697	52	3	numerical	numerical	ADJ
cet-15697	52	4	model	model	NOUN
cet-15697	52	5	,	,	PUNCT
cet-15697	52	6	data	datum	NOUN
cet-15697	52	7	are	be	AUX
cet-15697	52	8	generated	generate	VERB
cet-15697	52	9	for	for	ADP
cet-15697	52	10	nu	nu	PROPN
cet-15697	52	11	and	and	CCONJ
cet-15697	52	12	f	f	PROPN
cet-15697	52	13	for	for	ADP
cet-15697	52	14	p	p	NOUN
cet-15697	52	15	values	value	NOUN
cet-15697	52	16	of	of	ADP
cet-15697	52	17	0.05	0.05	NUM
cet-15697	52	18	,	,	PUNCT
cet-15697	52	19	0.1	0.1	NUM
cet-15697	52	20	,	,	PUNCT
cet-15697	52	21	0.15	0.15	NUM
cet-15697	52	22	,	,	PUNCT
cet-15697	52	23	and	and	CCONJ
cet-15697	52	24	0.2	0.2	NUM
cet-15697	52	25	m.	m.	NOUN
cet-15697	52	26	the	the	DET
cet-15697	52	27	generated	generate	VERB
cet-15697	52	28	data	datum	NOUN
cet-15697	52	29	are	be	AUX
cet-15697	52	30	shown	show	VERB
cet-15697	52	31	in	in	ADP
cet-15697	52	32	figure	figure	NOUN
cet-15697	52	33	3	3	NUM
cet-15697	52	34	.	.	PUNCT
cet-15697	52	35	figure	figure	VERB
cet-15697	52	36	3	3	NUM
cet-15697	52	37	:	:	PUNCT
cet-15697	52	38	data	datum	NOUN
cet-15697	52	39	generated	generate	VERB
cet-15697	52	40	for	for	ADP
cet-15697	52	41	twist	twist	ADJ
cet-15697	52	42	pitch	pitch	NOUN
cet-15697	52	43	values	value	NOUN
cet-15697	52	44	from	from	ADP
cet-15697	52	45	0.05	0.05	NUM
cet-15697	52	46	to	to	PART
cet-15697	52	47	0.2	0.2	NUM
cet-15697	52	48	m	m	NOUN
cet-15697	52	49	,	,	PUNCT
cet-15697	52	50	a	a	PRON
cet-15697	52	51	)	)	PUNCT
cet-15697	52	52	nusselt	nusselt	NOUN
cet-15697	52	53	number	number	NOUN
cet-15697	52	54	and	and	CCONJ
cet-15697	52	55	b	b	NOUN
cet-15697	52	56	)	)	PUNCT
cet-15697	52	57	friction	friction	NOUN
cet-15697	52	58	factor	factor	NOUN
cet-15697	52	59	in	in	ADP
cet-15697	52	60	figure	figure	NOUN
cet-15697	52	61	3a	3a	NUM
cet-15697	52	62	,	,	PUNCT
cet-15697	52	63	it	it	PRON
cet-15697	52	64	can	can	AUX
cet-15697	52	65	be	be	AUX
cet-15697	52	66	observed	observe	VERB
cet-15697	52	67	that	that	SCONJ
cet-15697	52	68	for	for	ADP
cet-15697	52	69	values	value	NOUN
cet-15697	52	70	of	of	ADP
cet-15697	52	71	p=0.05	p=0.05	NOUN
cet-15697	52	72	m	m	PROPN
cet-15697	52	73	,	,	PUNCT
cet-15697	52	74	the	the	DET
cet-15697	52	75	nusselt	nusselt	NOUN
cet-15697	52	76	number	number	NOUN
cet-15697	52	77	presents	present	VERB
cet-15697	52	78	higher	high	ADJ
cet-15697	52	79	values	value	NOUN
cet-15697	52	80	.	.	PUNCT
cet-15697	53	1	this	this	PRON
cet-15697	53	2	is	be	AUX
cet-15697	53	3	because	because	SCONJ
cet-15697	53	4	the	the	PRON
cet-15697	53	5	greater	great	ADJ
cet-15697	53	6	the	the	DET
cet-15697	53	7	degree	degree	NOUN
cet-15697	53	8	of	of	ADP
cet-15697	53	9	twist	twist	NOUN
cet-15697	53	10	,	,	PUNCT
cet-15697	53	11	the	the	PRON
cet-15697	53	12	greater	great	ADJ
cet-15697	53	13	the	the	DET
cet-15697	53	14	local	local	ADJ
cet-15697	53	15	turbulence	turbulence	NOUN
cet-15697	53	16	generated	generate	VERB
cet-15697	53	17	,	,	PUNCT
cet-15697	53	18	which	which	PRON
cet-15697	53	19	increases	increase	VERB
cet-15697	53	20	the	the	DET
cet-15697	53	21	nusselt	nusselt	NOUN
cet-15697	53	22	number	number	NOUN
cet-15697	53	23	and	and	CCONJ
cet-15697	53	24	the	the	DET
cet-15697	53	25	convective	convective	ADJ
cet-15697	53	26	heat	heat	NOUN
cet-15697	53	27	transfer	transfer	NOUN
cet-15697	53	28	coefficient	coefficient	NOUN
cet-15697	53	29	.	.	PUNCT
cet-15697	54	1	the	the	DET
cet-15697	54	2	trend	trend	NOUN
cet-15697	54	3	shows	show	VERB
cet-15697	54	4	that	that	SCONJ
cet-15697	54	5	decreasing	decrease	VERB
cet-15697	54	6	the	the	DET
cet-15697	54	7	twist	twist	ADJ
cet-15697	54	8	pitch	pitch	NOUN
cet-15697	54	9	results	result	NOUN
cet-15697	54	10	in	in	ADP
cet-15697	54	11	a	a	DET
cet-15697	54	12	higher	high	ADJ
cet-15697	54	13	nusselt	nusselt	NOUN
cet-15697	54	14	number	number	NOUN
cet-15697	54	15	.	.	PUNCT
cet-15697	55	1	the	the	DET
cet-15697	55	2	friction	friction	NOUN
cet-15697	55	3	analysis	analysis	NOUN
cet-15697	55	4	shows	show	VERB
cet-15697	55	5	a	a	DET
cet-15697	55	6	similar	similar	ADJ
cet-15697	55	7	behaviour	behaviour	NOUN
cet-15697	55	8	,	,	PUNCT
cet-15697	55	9	for	for	ADP
cet-15697	55	10	values	value	NOUN
cet-15697	55	11	of	of	ADP
cet-15697	55	12	p=0.05	p=0.05	NOUN
cet-15697	55	13	m	m	VERB
cet-15697	55	14	the	the	DET
cet-15697	55	15	friction	friction	NOUN
cet-15697	55	16	factor	factor	NOUN
cet-15697	55	17	increases	increase	VERB
cet-15697	55	18	up	up	ADP
cet-15697	55	19	to	to	PART
cet-15697	55	20	66	66	NUM
cet-15697	55	21	%	%	NOUN
cet-15697	55	22	with	with	ADP
cet-15697	55	23	respect	respect	NOUN
cet-15697	55	24	to	to	ADP
cet-15697	55	25	p=0.1	p=0.1	PROPN
cet-15697	55	26	m	m	PRON
cet-15697	55	27	,	,	PUNCT
cet-15697	55	28	while	while	SCONJ
cet-15697	55	29	the	the	DET
cet-15697	55	30	increase	increase	NOUN
cet-15697	55	31	of	of	ADP
cet-15697	55	32	the	the	DET
cet-15697	55	33	latter	latter	ADJ
cet-15697	55	34	with	with	ADP
cet-15697	55	35	respect	respect	NOUN
cet-15697	55	36	to	to	ADP
cet-15697	55	37	p=0.2	p=0.2	NOUN
cet-15697	55	38	m	m	VERB
cet-15697	55	39	is	be	AUX
cet-15697	55	40	53	53	NUM
cet-15697	55	41	%	%	NOUN
cet-15697	55	42	.	.	PUNCT
cet-15697	56	1	from	from	ADP
cet-15697	56	2	this	this	DET
cet-15697	56	3	numerical	numerical	ADJ
cet-15697	56	4	information	information	NOUN
cet-15697	56	5	,	,	PUNCT
cet-15697	56	6	the	the	DET
cet-15697	56	7	correlations	correlation	NOUN
cet-15697	56	8	of	of	ADP
cet-15697	56	9	eq(1	eq(1	NOUN
cet-15697	56	10	)	)	PUNCT
cet-15697	56	11	and	and	CCONJ
cet-15697	56	12	eq(2	eq(2	X
cet-15697	56	13	)	)	PUNCT
cet-15697	56	14	are	be	AUX
cet-15697	56	15	generated	generate	VERB
cet-15697	56	16	using	use	VERB
cet-15697	56	17	the	the	DET
cet-15697	56	18	methodology	methodology	NOUN
cet-15697	56	19	proposed	propose	VERB
cet-15697	56	20	by	by	ADP
cet-15697	56	21	picón	picón	NOUN
cet-15697	56	22	et	et	PROPN
cet-15697	56	23	al	al	PROPN
cet-15697	56	24	.	.	PROPN
cet-15697	57	1	(	(	PUNCT
cet-15697	57	2	2023	2023	NUM
cet-15697	57	3	)	)	PUNCT
cet-15697	57	4	.	.	PUNCT
cet-15697	58	1	𝑁𝑢𝑡	𝑁𝑢𝑡	NOUN
cet-15697	58	2	=	=	PUNCT
cet-15697	58	3	(	(	PUNCT
cet-15697	58	4	−0.0716𝑃	−0.0716𝑃	ADP
cet-15697	58	5	+	+	NUM
cet-15697	58	6	0.0587)𝑅𝑒(0.0016𝑃+0.771	0.0587)𝑅𝑒(0.0016𝑃+0.771	NUM
cet-15697	58	7	)	)	PUNCT
cet-15697	58	8	(	(	PUNCT
cet-15697	58	9	1	1	X
cet-15697	58	10	)	)	PUNCT
cet-15697	58	11	𝑓𝑡	𝑓𝑡	NOUN
cet-15697	58	12	=	=	PUNCT
cet-15697	58	13	(	(	PUNCT
cet-15697	58	14	0.0834𝑃	0.0834𝑃	NUM
cet-15697	58	15	+	+	NUM
cet-15697	58	16	0.5431)𝑅𝑒(−1.138𝑃−0.097	0.5431)𝑅𝑒(−1.138𝑃−0.097	NUM
cet-15697	58	17	)	)	PUNCT
cet-15697	58	18	(	(	PUNCT
cet-15697	58	19	2	2	X
cet-15697	58	20	)	)	PUNCT
cet-15697	58	21	eq(1	eq(1	NOUN
cet-15697	58	22	)	)	PUNCT
cet-15697	58	23	and	and	CCONJ
cet-15697	58	24	eq(2	eq(2	X
cet-15697	58	25	)	)	PUNCT
cet-15697	58	26	were	be	AUX
cet-15697	58	27	generated	generate	VERB
cet-15697	58	28	for	for	ADP
cet-15697	58	29	discrete	discrete	ADJ
cet-15697	58	30	values	value	NOUN
cet-15697	58	31	;	;	PUNCT
cet-15697	58	32	however	however	ADV
cet-15697	58	33	,	,	PUNCT
cet-15697	58	34	for	for	ADP
cet-15697	58	35	the	the	DET
cet-15697	58	36	purposes	purpose	NOUN
cet-15697	58	37	of	of	ADP
cet-15697	58	38	this	this	DET
cet-15697	58	39	study	study	NOUN
cet-15697	58	40	,	,	PUNCT
cet-15697	58	41	they	they	PRON
cet-15697	58	42	are	be	AUX
cet-15697	58	43	considered	consider	VERB
cet-15697	58	44	continuous	continuous	ADJ
cet-15697	58	45	in	in	ADP
cet-15697	58	46	the	the	DET
cet-15697	58	47	range	range	NOUN
cet-15697	58	48	of	of	ADP
cet-15697	58	49	p	p	NOUN
cet-15697	58	50	between	between	ADP
cet-15697	58	51	0.05	0.05	NUM
cet-15697	58	52	and	and	CCONJ
cet-15697	58	53	0.2	0.2	NUM
cet-15697	58	54	m	m	PROPN
cet-15697	58	55	,	,	PUNCT
cet-15697	58	56	a	a	DET
cet-15697	58	57	reynolds	reynolds	PROPN
cet-15697	58	58	range	range	NOUN
cet-15697	58	59	of	of	ADP
cet-15697	58	60	3,678	3,678	NUM
cet-15697	58	61	to	to	ADP
cet-15697	58	62	55,261	55,261	NUM
cet-15697	58	63	,	,	PUNCT
cet-15697	58	64	and	and	CCONJ
cet-15697	58	65	a	a	DET
cet-15697	58	66	prandtl	prandtl	NOUN
cet-15697	58	67	number	number	NOUN
cet-15697	58	68	between	between	ADP
cet-15697	58	69	2	2	NUM
cet-15697	58	70	and	and	CCONJ
cet-15697	58	71	20	20	NUM
cet-15697	58	72	.	.	PUNCT
cet-15697	59	1	when	when	SCONJ
cet-15697	59	2	comparing	compare	VERB
cet-15697	59	3	cfd	cfd	NOUN
cet-15697	59	4	data	datum	NOUN
cet-15697	59	5	with	with	ADP
cet-15697	59	6	predictions	prediction	NOUN
cet-15697	59	7	using	use	VERB
cet-15697	59	8	correlations	correlation	NOUN
cet-15697	59	9	,	,	PUNCT
cet-15697	59	10	these	these	PRON
cet-15697	59	11	have	have	VERB
cet-15697	59	12	an	an	DET
cet-15697	59	13	average	average	ADJ
cet-15697	59	14	error	error	NOUN
cet-15697	59	15	of	of	ADP
cet-15697	59	16	2.5	2.5	NUM
cet-15697	59	17	%	%	NOUN
cet-15697	59	18	for	for	ADP
cet-15697	59	19	nu	nu	PROPN
cet-15697	59	20	and	and	CCONJ
cet-15697	59	21	21	21	NUM
cet-15697	59	22	%	%	NOUN
cet-15697	59	23	for	for	ADP
cet-15697	59	24	f	f	PROPN
cet-15697	59	25	over	over	ADP
cet-15697	59	26	the	the	DET
cet-15697	59	27	entire	entire	ADJ
cet-15697	59	28	range	range	NOUN
cet-15697	59	29	of	of	ADP
cet-15697	59	30	p.	p.	NOUN
cet-15697	59	31	for	for	ADP
cet-15697	59	32	the	the	DET
cet-15697	59	33	shell	shell	NOUN
cet-15697	59	34	-	-	PUNCT
cet-15697	59	35	side	side	NOUN
cet-15697	59	36	analysis	analysis	NOUN
cet-15697	59	37	,	,	PUNCT
cet-15697	59	38	the	the	DET
cet-15697	59	39	correlations	correlation	NOUN
cet-15697	59	40	proposed	propose	VERB
cet-15697	59	41	by	by	ADP
cet-15697	59	42	gu	gu	PROPN
cet-15697	59	43	et	et	PROPN
cet-15697	59	44	al	al	PROPN
cet-15697	59	45	.	.	PROPN
cet-15697	60	1	(	(	PUNCT
cet-15697	60	2	2020	2020	NUM
cet-15697	60	3	)	)	PUNCT
cet-15697	60	4	are	be	AUX
cet-15697	60	5	used	use	VERB
cet-15697	60	6	for	for	ADP
cet-15697	60	7	a	a	DET
cet-15697	60	8	coupled	couple	VERB
cet-15697	60	9	vortex	vortex	NOUN
cet-15697	60	10	configuration	configuration	NOUN
cet-15697	60	11	in	in	ADP
cet-15697	60	12	the	the	DET
cet-15697	60	13	froude	froude	ADJ
cet-15697	60	14	number	number	NOUN
cet-15697	60	15	range	range	NOUN
cet-15697	60	16	of	of	ADP
cet-15697	60	17	9.3	9.3	NUM
cet-15697	60	18	to	to	ADP
cet-15697	60	19	312.9	312.9	NUM
cet-15697	60	20	.	.	PUNCT
cet-15697	61	1	𝑁𝑢𝑠ℎ	𝑁𝑢𝑠ℎ	PROPN
cet-15697	61	2	=	=	PUNCT
cet-15697	61	3	0.155𝑅𝑒0.64𝑃𝑟0.4	0.155𝑅𝑒0.64𝑃𝑟0.4	ADP
cet-15697	61	4	(	(	PUNCT
cet-15697	61	5	𝐴	𝐴	PROPN
cet-15697	61	6	𝐵	𝐵	PROPN
cet-15697	61	7	)	)	PUNCT
cet-15697	61	8	0.4	0.4	NUM
cet-15697	61	9	(	(	PUNCT
cet-15697	61	10	𝑃/𝑑ℎ)−0.1	𝑃/𝑑ℎ)−0.1	NOUN
cet-15697	61	11	(	(	PUNCT
cet-15697	61	12	3	3	NUM
cet-15697	61	13	)	)	PUNCT
cet-15697	61	14	a	a	PRON
cet-15697	61	15	)	)	PUNCT
cet-15697	61	16	b	b	NOUN
cet-15697	61	17	)	)	PUNCT
cet-15697	61	18	429	429	NUM
cet-15697	61	19	𝑓𝑠ℎ	𝑓𝑠ℎ	NOUN
cet-15697	61	20	=	=	SYM
cet-15697	61	21	3.831𝑅𝑒−0.33𝑃𝑟−0.25	3.831𝑅𝑒−0.33𝑃𝑟−0.25	PROPN
cet-15697	61	22	(	(	PUNCT
cet-15697	61	23	𝐴	𝐴	PROPN
cet-15697	61	24	𝐵	𝐵	PROPN
cet-15697	61	25	)	)	PUNCT
cet-15697	61	26	0.62	0.62	NUM
cet-15697	61	27	(	(	PUNCT
cet-15697	61	28	𝑃/𝑑ℎ)−0.4	𝑃/𝑑ℎ)−0.4	NOUN
cet-15697	61	29	(	(	PUNCT
cet-15697	61	30	4	4	NUM
cet-15697	61	31	)	)	PUNCT
cet-15697	61	32	3	3	NUM
cet-15697	61	33	.	.	PUNCT
cet-15697	61	34	twisted	twisted	ADJ
cet-15697	61	35	tube	tube	NOUN
cet-15697	61	36	design	design	NOUN
cet-15697	61	37	approach	approach	NOUN
cet-15697	61	38	the	the	DET
cet-15697	61	39	approach	approach	NOUN
cet-15697	61	40	to	to	ADP
cet-15697	61	41	designing	design	VERB
cet-15697	61	42	a	a	DET
cet-15697	61	43	twisted	twisted	ADJ
cet-15697	61	44	tube	tube	NOUN
cet-15697	61	45	to	to	PART
cet-15697	61	46	achieve	achieve	VERB
cet-15697	61	47	a	a	DET
cet-15697	61	48	thermal	thermal	ADJ
cet-15697	61	49	performance	performance	NOUN
cet-15697	61	50	uses	use	VERB
cet-15697	61	51	the	the	DET
cet-15697	61	52	thermal	thermal	ADJ
cet-15697	61	53	effectiveness	effectiveness	NOUN
cet-15697	61	54	number	number	NOUN
cet-15697	61	55	of	of	ADP
cet-15697	61	56	transfer	transfer	NOUN
cet-15697	61	57	units	unit	NOUN
cet-15697	61	58	model	model	NOUN
cet-15697	61	59	.	.	PUNCT
cet-15697	62	1	the	the	DET
cet-15697	62	2	methodology	methodology	NOUN
cet-15697	62	3	consists	consist	VERB
cet-15697	62	4	of	of	ADP
cet-15697	62	5	the	the	DET
cet-15697	62	6	following	follow	VERB
cet-15697	62	7	steps	step	NOUN
cet-15697	62	8	:	:	PUNCT
cet-15697	62	9	1	1	X
cet-15697	62	10	.	.	X
cet-15697	62	11	set	set	VERB
cet-15697	62	12	an	an	DET
cet-15697	62	13	initial	initial	ADJ
cet-15697	62	14	twist	twist	NOUN
cet-15697	62	15	pitch	pitch	NOUN
cet-15697	62	16	p	p	NOUN
cet-15697	62	17	,	,	PUNCT
cet-15697	62	18	2	2	NUM
cet-15697	62	19	.	.	PUNCT
cet-15697	62	20	calculate	calculate	VERB
cet-15697	62	21	the	the	DET
cet-15697	62	22	convective	convective	ADJ
cet-15697	62	23	coefficients	coefficient	NOUN
cet-15697	62	24	inside	inside	ADP
cet-15697	62	25	the	the	DET
cet-15697	62	26	tubes	tube	NOUN
cet-15697	62	27	and	and	CCONJ
cet-15697	62	28	for	for	ADP
cet-15697	62	29	the	the	DET
cet-15697	62	30	shell	shell	ADJ
cet-15697	62	31	side	side	NOUN
cet-15697	62	32	using	use	VERB
cet-15697	62	33	eqs(1	eqs(1	NOUN
cet-15697	62	34	)	)	PUNCT
cet-15697	62	35	to	to	ADP
cet-15697	62	36	(	(	PUNCT
cet-15697	62	37	4	4	NUM
cet-15697	62	38	)	)	PUNCT
cet-15697	62	39	,	,	PUNCT
cet-15697	62	40	3	3	X
cet-15697	62	41	.	.	X
cet-15697	62	42	obtain	obtain	VERB
cet-15697	62	43	the	the	DET
cet-15697	62	44	new	new	ADJ
cet-15697	62	45	overall	overall	ADJ
cet-15697	62	46	heat	heat	NOUN
cet-15697	62	47	transfer	transfer	NOUN
cet-15697	62	48	coefficient	coefficient	NOUN
cet-15697	62	49	(	(	PUNCT
cet-15697	62	50	u	u	NOUN
cet-15697	62	51	)	)	PUNCT
cet-15697	62	52	and	and	CCONJ
cet-15697	62	53	the	the	DET
cet-15697	62	54	number	number	NOUN
cet-15697	62	55	of	of	ADP
cet-15697	62	56	transfer	transfer	NOUN
cet-15697	62	57	units	unit	NOUN
cet-15697	62	58	(	(	PUNCT
cet-15697	62	59	ntu	ntu	PROPN
cet-15697	62	60	)	)	PUNCT
cet-15697	62	61	,	,	PUNCT
cet-15697	62	62	4	4	X
cet-15697	62	63	.	.	X
cet-15697	62	64	determine	determine	VERB
cet-15697	62	65	the	the	DET
cet-15697	62	66	new	new	ADJ
cet-15697	62	67	thermal	thermal	ADJ
cet-15697	62	68	effectiveness	effectiveness	NOUN
cet-15697	62	69	for	for	ADP
cet-15697	62	70	the	the	DET
cet-15697	62	71	shell	shell	NOUN
cet-15697	62	72	and	and	CCONJ
cet-15697	62	73	tube	tube	NOUN
cet-15697	62	74	heat	heat	NOUN
cet-15697	62	75	exchangers	exchanger	NOUN
cet-15697	62	76	,	,	PUNCT
cet-15697	62	77	and	and	CCONJ
cet-15697	62	78	finally	finally	ADV
cet-15697	62	79	5	5	NUM
cet-15697	62	80	.	.	PUNCT
cet-15697	63	1	obtain	obtain	VERB
cet-15697	63	2	the	the	DET
cet-15697	63	3	new	new	ADJ
cet-15697	63	4	outlet	outlet	NOUN
cet-15697	63	5	temperatures	temperature	NOUN
cet-15697	63	6	and	and	CCONJ
cet-15697	63	7	the	the	DET
cet-15697	63	8	thermal	thermal	ADJ
cet-15697	63	9	load	load	NOUN
cet-15697	63	10	increase	increase	VERB
cet-15697	63	11	δ𝑄	δ𝑄	ADJ
cet-15697	63	12	.	.	PUNCT
cet-15697	64	1	the	the	DET
cet-15697	64	2	procedure	procedure	NOUN
cet-15697	64	3	is	be	AUX
cet-15697	64	4	iterative	iterative	ADJ
cet-15697	64	5	until	until	SCONJ
cet-15697	64	6	the	the	DET
cet-15697	64	7	target	target	NOUN
cet-15697	64	8	thermal	thermal	ADJ
cet-15697	64	9	load	load	NOUN
cet-15697	64	10	is	be	AUX
cet-15697	64	11	reached	reach	VERB
cet-15697	64	12	.	.	PUNCT
cet-15697	65	1	figure	figure	NOUN
cet-15697	65	2	4a	4a	NOUN
cet-15697	65	3	graphically	graphically	ADV
cet-15697	65	4	shows	show	VERB
cet-15697	65	5	the	the	DET
cet-15697	65	6	design	design	NOUN
cet-15697	65	7	approach	approach	NOUN
cet-15697	65	8	,	,	PUNCT
cet-15697	65	9	and	and	CCONJ
cet-15697	65	10	figure	figure	VERB
cet-15697	65	11	4b	4b	PROPN
cet-15697	65	12	shows	show	VERB
cet-15697	65	13	the	the	DET
cet-15697	65	14	block	block	NOUN
cet-15697	65	15	diagram	diagram	NOUN
cet-15697	65	16	of	of	ADP
cet-15697	65	17	the	the	DET
cet-15697	65	18	methodology	methodology	NOUN
cet-15697	65	19	.	.	PUNCT
cet-15697	66	1	figure	figure	VERB
cet-15697	66	2	4	4	NUM
cet-15697	66	3	:	:	PUNCT
cet-15697	66	4	design	design	NOUN
cet-15697	66	5	approach	approach	NOUN
cet-15697	66	6	for	for	ADP
cet-15697	66	7	designing	design	VERB
cet-15697	66	8	twisted	twisted	ADJ
cet-15697	66	9	tubes	tube	NOUN
cet-15697	66	10	a	a	PRON
cet-15697	66	11	)	)	PUNCT
cet-15697	66	12	pictorial	pictorial	ADJ
cet-15697	66	13	diagram	diagram	NOUN
cet-15697	66	14	,	,	PUNCT
cet-15697	66	15	b	b	NOUN
cet-15697	66	16	)	)	PUNCT
cet-15697	66	17	flowchart	flowchart	NOUN
cet-15697	66	18	4	4	NUM
cet-15697	66	19	.	.	PUNCT
cet-15697	66	20	case	case	NOUN
cet-15697	66	21	study	study	VERB
cet-15697	66	22	the	the	DET
cet-15697	66	23	case	case	NOUN
cet-15697	66	24	study	study	NOUN
cet-15697	66	25	consists	consist	VERB
cet-15697	66	26	of	of	ADP
cet-15697	66	27	a	a	DET
cet-15697	66	28	tubular	tubular	ADJ
cet-15697	66	29	exchanger	exchanger	NOUN
cet-15697	66	30	with	with	ADP
cet-15697	66	31	a	a	DET
cet-15697	66	32	surface	surface	NOUN
cet-15697	66	33	area	area	NOUN
cet-15697	66	34	of	of	ADP
cet-15697	66	35	410	410	NUM
cet-15697	66	36	m2	m2	NOUN
cet-15697	66	37	and	and	CCONJ
cet-15697	66	38	a	a	DET
cet-15697	66	39	length	length	NOUN
cet-15697	66	40	of	of	ADP
cet-15697	66	41	6.63	6.63	NUM
cet-15697	66	42	m	m	NOUN
cet-15697	66	43	,	,	PUNCT
cet-15697	66	44	with	with	ADP
cet-15697	66	45	a	a	DET
cet-15697	66	46	shell	shell	ADJ
cet-15697	66	47	diameter	diameter	NOUN
cet-15697	66	48	of	of	ADP
cet-15697	66	49	0.889	0.889	NUM
cet-15697	66	50	m	m	NOUN
cet-15697	66	51	and	and	CCONJ
cet-15697	66	52	1,031	1,031	NUM
cet-15697	66	53	tubes	tube	NOUN
cet-15697	66	54	of	of	ADP
cet-15697	66	55	0.019	0.019	NUM
cet-15697	66	56	m	m	PROPN
cet-15697	66	57	external	external	ADJ
cet-15697	66	58	diameter	diameter	NOUN
cet-15697	66	59	and	and	CCONJ
cet-15697	66	60	a	a	DET
cet-15697	66	61	thickness	thickness	NOUN
cet-15697	66	62	of	of	ADP
cet-15697	66	63	0.002	0.002	NUM
cet-15697	66	64	m.	m.	NOUN
cet-15697	66	65	the	the	DET
cet-15697	66	66	operating	operating	NOUN
cet-15697	66	67	data	datum	NOUN
cet-15697	66	68	and	and	CCONJ
cet-15697	66	69	physical	physical	ADJ
cet-15697	66	70	properties	property	NOUN
cet-15697	66	71	are	be	AUX
cet-15697	66	72	shown	show	VERB
cet-15697	66	73	in	in	ADP
cet-15697	66	74	table	table	NOUN
cet-15697	66	75	2	2	NUM
cet-15697	66	76	.	.	PUNCT
cet-15697	67	1	the	the	DET
cet-15697	67	2	smooth	smooth	ADJ
cet-15697	67	3	tube	tube	NOUN
cet-15697	67	4	bundle	bundle	NOUN
cet-15697	67	5	will	will	AUX
cet-15697	67	6	be	be	AUX
cet-15697	67	7	replaced	replace	VERB
cet-15697	67	8	by	by	ADP
cet-15697	67	9	twisted	twisted	ADJ
cet-15697	67	10	tubes	tube	NOUN
cet-15697	67	11	with	with	ADP
cet-15697	67	12	a=0.024	a=0.024	PROPN
cet-15697	67	13	m	m	PROPN
cet-15697	67	14	,	,	PUNCT
cet-15697	67	15	b=0.019	b=0.019	X
cet-15697	67	16	m	m	ADP
cet-15697	67	17	,	,	PUNCT
cet-15697	67	18	and	and	CCONJ
cet-15697	67	19	a	a	DET
cet-15697	67	20	thickness	thickness	NOUN
cet-15697	67	21	of	of	ADP
cet-15697	67	22	0.002	0.002	NUM
cet-15697	67	23	m.	m.	NOUN
cet-15697	67	24	the	the	DET
cet-15697	67	25	cost	cost	NOUN
cet-15697	67	26	of	of	ADP
cet-15697	67	27	the	the	DET
cet-15697	67	28	shell	shell	NOUN
cet-15697	67	29	and	and	CCONJ
cet-15697	67	30	tube	tube	NOUN
cet-15697	67	31	heat	heat	NOUN
cet-15697	67	32	exchanger	exchanger	NOUN
cet-15697	67	33	is	be	AUX
cet-15697	67	34	determined	determine	VERB
cet-15697	67	35	using	use	VERB
cet-15697	67	36	the	the	DET
cet-15697	67	37	expression	expression	NOUN
cet-15697	67	38	proposed	propose	VERB
cet-15697	67	39	by	by	ADP
cet-15697	67	40	wang	wang	PROPN
cet-15697	67	41	et	et	PROPN
cet-15697	67	42	al	al	PROPN
cet-15697	67	43	.	.	PROPN
cet-15697	68	1	(	(	PUNCT
cet-15697	68	2	2020	2020	NUM
cet-15697	68	3	)	)	PUNCT
cet-15697	68	4	and	and	CCONJ
cet-15697	68	5	the	the	DET
cet-15697	68	6	operating	operating	NOUN
cet-15697	68	7	cost	cost	NOUN
cet-15697	68	8	analysis	analysis	NOUN
cet-15697	68	9	according	accord	VERB
cet-15697	68	10	to	to	ADP
cet-15697	68	11	the	the	DET
cet-15697	68	12	methodology	methodology	NOUN
cet-15697	68	13	proposed	propose	VERB
cet-15697	68	14	by	by	ADP
cet-15697	68	15	picón	picón	NOUN
cet-15697	68	16	et	et	PROPN
cet-15697	68	17	al	al	PROPN
cet-15697	68	18	.	.	PROPN
cet-15697	69	1	(	(	PUNCT
cet-15697	69	2	2024	2024	NUM
cet-15697	69	3	)	)	PUNCT
cet-15697	69	4	.	.	PUNCT
cet-15697	70	1	by	by	ADP
cet-15697	70	2	using	use	VERB
cet-15697	70	3	the	the	DET
cet-15697	70	4	same	same	ADJ
cet-15697	70	5	shell	shell	NOUN
cet-15697	70	6	and	and	CCONJ
cet-15697	70	7	tube	tube	NOUN
cet-15697	70	8	count	count	NOUN
cet-15697	70	9	,	,	PUNCT
cet-15697	70	10	the	the	DET
cet-15697	70	11	available	available	ADJ
cet-15697	70	12	area	area	NOUN
cet-15697	70	13	for	for	ADP
cet-15697	70	14	heat	heat	NOUN
cet-15697	70	15	transfer	transfer	NOUN
cet-15697	70	16	is	be	AUX
cet-15697	70	17	increased	increase	VERB
cet-15697	70	18	due	due	ADP
cet-15697	70	19	to	to	ADP
cet-15697	70	20	the	the	DET
cet-15697	70	21	torsion	torsion	NOUN
cet-15697	70	22	effect	effect	NOUN
cet-15697	70	23	of	of	ADP
cet-15697	70	24	the	the	DET
cet-15697	70	25	tube	tube	NOUN
cet-15697	70	26	.	.	PUNCT
cet-15697	71	1	table	table	NOUN
cet-15697	71	2	3	3	NUM
cet-15697	71	3	shows	show	VERB
cet-15697	71	4	the	the	DET
cet-15697	71	5	main	main	ADJ
cet-15697	71	6	design	design	NOUN
cet-15697	71	7	results	result	NOUN
cet-15697	71	8	for	for	ADP
cet-15697	71	9	the	the	DET
cet-15697	71	10	twist	twist	ADJ
cet-15697	71	11	pitch	pitch	NOUN
cet-15697	71	12	range	range	NOUN
cet-15697	71	13	between	between	ADP
cet-15697	71	14	0.05	0.05	NUM
cet-15697	71	15	m	m	NOUN
cet-15697	71	16	and	and	CCONJ
cet-15697	71	17	0.2	0.2	NUM
cet-15697	71	18	m.	m.	NOUN
cet-15697	71	19	from	from	ADP
cet-15697	71	20	a	a	DET
cet-15697	71	21	thermal	thermal	ADJ
cet-15697	71	22	perspective	perspective	NOUN
cet-15697	71	23	,	,	PUNCT
cet-15697	71	24	it	it	PRON
cet-15697	71	25	is	be	AUX
cet-15697	71	26	observed	observe	VERB
cet-15697	71	27	that	that	SCONJ
cet-15697	71	28	for	for	ADP
cet-15697	71	29	small	small	ADJ
cet-15697	71	30	values	value	NOUN
cet-15697	71	31	of	of	ADP
cet-15697	71	32	p	p	X
cet-15697	71	33	,	,	PUNCT
cet-15697	71	34	there	there	PRON
cet-15697	71	35	are	be	VERB
cet-15697	71	36	higher	high	ADJ
cet-15697	71	37	convective	convective	ADJ
cet-15697	71	38	heat	heat	NOUN
cet-15697	71	39	transfer	transfer	NOUN
cet-15697	71	40	coefficients	coefficient	NOUN
cet-15697	71	41	.	.	PUNCT
cet-15697	72	1	this	this	PRON
cet-15697	72	2	allows	allow	VERB
cet-15697	72	3	for	for	ADP
cet-15697	72	4	increases	increase	NOUN
cet-15697	72	5	in	in	ADP
cet-15697	72	6	the	the	DET
cet-15697	72	7	overall	overall	ADJ
cet-15697	72	8	u	u	NOUN
cet-15697	72	9	coefficient	coefficient	NOUN
cet-15697	72	10	in	in	ADP
cet-15697	72	11	the	the	DET
cet-15697	72	12	range	range	NOUN
cet-15697	72	13	of	of	ADP
cet-15697	72	14	14	14	NUM
cet-15697	72	15	%	%	NOUN
cet-15697	72	16	to	to	ADP
cet-15697	72	17	34.1	34.1	NUM
cet-15697	72	18	%	%	NOUN
cet-15697	72	19	.	.	PUNCT
cet-15697	73	1	compared	compare	VERB
cet-15697	73	2	with	with	ADP
cet-15697	73	3	the	the	DET
cet-15697	73	4	original	original	ADJ
cet-15697	73	5	design	design	NOUN
cet-15697	73	6	,	,	PUNCT
cet-15697	73	7	by	by	ADP
cet-15697	73	8	using	use	VERB
cet-15697	73	9	p=0.05	p=0.05	NOUN
cet-15697	73	10	m	m	PROPN
cet-15697	73	11	,	,	PUNCT
cet-15697	73	12	the	the	DET
cet-15697	73	13	convective	convective	ADJ
cet-15697	73	14	coefficient	coefficient	NOUN
cet-15697	73	15	on	on	ADP
cet-15697	73	16	the	the	DET
cet-15697	73	17	tube	tube	NOUN
cet-15697	73	18	side	side	NOUN
cet-15697	73	19	increases	increase	NOUN
cet-15697	73	20	by	by	ADP
cet-15697	73	21	130	130	NUM
cet-15697	73	22	%	%	NOUN
cet-15697	73	23	,	,	PUNCT
cet-15697	73	24	resulting	result	VERB
cet-15697	73	25	in	in	ADP
cet-15697	73	26	an	an	DET
cet-15697	73	27	increase	increase	NOUN
cet-15697	73	28	in	in	ADP
cet-15697	73	29	thermal	thermal	ADJ
cet-15697	73	30	load	load	NOUN
cet-15697	73	31	δ𝑄	δ𝑄	NOUN
cet-15697	73	32	of	of	ADP
cet-15697	73	33	30.44	30.44	NUM
cet-15697	73	34	%	%	NOUN
cet-15697	73	35	,	,	PUNCT
cet-15697	73	36	while	while	SCONJ
cet-15697	73	37	the	the	DET
cet-15697	73	38	thermal	thermal	ADJ
cet-15697	73	39	effectiveness	effectiveness	NOUN
cet-15697	73	40	increases	increase	VERB
cet-15697	73	41	from	from	ADP
cet-15697	73	42	0.58	0.58	NUM
cet-15697	73	43	to	to	ADP
cet-15697	73	44	0.84	0.84	NUM
cet-15697	73	45	,	,	PUNCT
cet-15697	73	46	representing	represent	VERB
cet-15697	73	47	an	an	DET
cet-15697	73	48	increase	increase	NOUN
cet-15697	73	49	of	of	ADP
cet-15697	73	50	43.8	43.8	NUM
cet-15697	73	51	%	%	NOUN
cet-15697	73	52	.	.	PUNCT
cet-15697	74	1	table	table	NOUN
cet-15697	74	2	1	1	NUM
cet-15697	74	3	:	:	PUNCT
cet-15697	74	4	operating	operate	VERB
cet-15697	74	5	data	datum	NOUN
cet-15697	74	6	for	for	ADP
cet-15697	74	7	case	case	NOUN
cet-15697	74	8	study	study	NOUN
cet-15697	74	9	parameter	parameter	NOUN
cet-15697	74	10	shell	shell	PROPN
cet-15697	74	11	side	side	ADJ
cet-15697	74	12	tube	tube	NOUN
cet-15697	74	13	side	side	NOUN
cet-15697	74	14	inlet	inlet	VERB
cet-15697	74	15	temperature	temperature	NOUN
cet-15697	74	16	[	[	X
cet-15697	74	17	°	°	ADP
cet-15697	74	18	c	c	NOUN
cet-15697	74	19	]	]	X
cet-15697	74	20	28	28	NUM
cet-15697	74	21	250	250	NUM
cet-15697	74	22	outlet	outlet	NOUN
cet-15697	74	23	temperature	temperature	NOUN
cet-15697	74	24	[	[	X
cet-15697	74	25	°	°	ADP
cet-15697	74	26	c	c	NOUN
cet-15697	74	27	]	]	X
cet-15697	74	28	96	96	NUM
cet-15697	74	29	120	120	NUM
cet-15697	74	30	thermal	thermal	ADJ
cet-15697	74	31	effectiveness	effectiveness	NOUN
cet-15697	74	32	[	[	X
cet-15697	74	33	-	-	PUNCT
cet-15697	74	34	]	]	X
cet-15697	74	35	0.58	0.58	NUM
cet-15697	74	36	mass	mass	NOUN
cet-15697	74	37	flow	flow	NOUN
cet-15697	74	38	rate	rate	NOUN
cet-15697	74	39	[	[	X
cet-15697	74	40	kg	kg	X
cet-15697	74	41	/	/	SYM
cet-15697	74	42	s	s	PROPN
cet-15697	74	43	]	]	X
cet-15697	74	44	16.17	16.17	NUM
cet-15697	74	45	10	10	NUM
cet-15697	74	46	pressure	pressure	NOUN
cet-15697	74	47	drop	drop	NOUN
cet-15697	75	1	[	[	X
cet-15697	75	2	pa	pa	X
cet-15697	75	3	]	]	X
cet-15697	75	4	45,030	45,030	NUM
cet-15697	75	5	120	120	NUM
cet-15697	75	6	heat	heat	NOUN
cet-15697	75	7	capacity	capacity	NOUN
cet-15697	75	8	mass	mass	NOUN
cet-15697	75	9	flow	flow	NOUN
cet-15697	75	10	rate	rate	NOUN
cet-15697	75	11	[	[	X
cet-15697	75	12	kw/	kw/	VERB
cet-15697	75	13	°	°	ADP
cet-15697	75	14	c	c	NOUN
cet-15697	75	15	]	]	X
cet-15697	75	16	67.91	67.91	NUM
cet-15697	75	17	35.00	35.00	NUM
cet-15697	75	18	convective	convective	ADJ
cet-15697	75	19	heat	heat	NOUN
cet-15697	75	20	transfer	transfer	NOUN
cet-15697	75	21	coefficient	coefficient	NOUN
cet-15697	76	1	[	[	X
cet-15697	76	2	w	w	NOUN
cet-15697	76	3	/	/	SYM
cet-15697	76	4	m2	m2	PROPN
cet-15697	76	5	°	°	PROPN
cet-15697	76	6	c	c	X
cet-15697	76	7	]	]	PUNCT
cet-15697	76	8	234.56	234.56	NUM
cet-15697	76	9	193.12	193.12	NUM
cet-15697	76	10	overall	overall	ADJ
cet-15697	76	11	heat	heat	NOUN
cet-15697	76	12	transfer	transfer	NOUN
cet-15697	76	13	coefficient	coefficient	NOUN
cet-15697	76	14	[	[	X
cet-15697	76	15	w	w	NOUN
cet-15697	76	16	/	/	SYM
cet-15697	76	17	m2	m2	PROPN
cet-15697	76	18	°	°	PROPN
cet-15697	76	19	c	c	PROPN
cet-15697	76	20	]	]	SYM
cet-15697	76	21	91.84	91.84	NUM
cet-15697	76	22	viscosity	viscosity	NOUN
cet-15697	76	23	[	[	X
cet-15697	76	24	kg	kg	X
cet-15697	76	25	/	/	SYM
cet-15697	76	26	m	m	PROPN
cet-15697	76	27	s	s	PART
cet-15697	76	28	]	]	PUNCT
cet-15697	76	29	0.00080	0.00080	NUM
cet-15697	76	30	0.00040	0.00040	NUM
cet-15697	76	31	heat	heat	NOUN
cet-15697	76	32	capacity	capacity	NOUN
cet-15697	77	1	[	[	X
cet-15697	77	2	j	j	X
cet-15697	77	3	/	/	SYM
cet-15697	77	4	kg	kg	PROPN
cet-15697	77	5	°	°	NOUN
cet-15697	77	6	c	c	X
cet-15697	77	7	]	]	PUNCT
cet-15697	77	8	4,200	4,200	NUM
cet-15697	77	9	3,500	3,500	NUM
cet-15697	77	10	conductivity	conductivity	NOUN
cet-15697	77	11	[	[	X
cet-15697	77	12	w	w	NOUN
cet-15697	77	13	/	/	SYM
cet-15697	77	14	m	m	NOUN
cet-15697	77	15	°	°	NOUN
cet-15697	77	16	c	c	X
cet-15697	77	17	]	]	X
cet-15697	77	18	0.140	0.140	NUM
cet-15697	77	19	0.130	0.130	NUM
cet-15697	77	20	density	density	NOUN
cet-15697	77	21	[	[	X
cet-15697	77	22	kg	kg	X
cet-15697	77	23	/	/	SYM
cet-15697	77	24	m3	m3	PROPN
cet-15697	77	25	]	]	PUNCT
cet-15697	77	26	999	999	NUM
cet-15697	77	27	560	560	NUM
cet-15697	77	28	a	a	DET
cet-15697	77	29	)	)	PUNCT
cet-15697	77	30	b	b	NOUN
cet-15697	77	31	)	)	PUNCT
cet-15697	77	32	430	430	NUM
cet-15697	77	33	table	table	NOUN
cet-15697	77	34	3	3	NUM
cet-15697	77	35	:	:	PUNCT
cet-15697	77	36	design	design	NOUN
cet-15697	77	37	results	result	NOUN
cet-15697	77	38	for	for	ADP
cet-15697	77	39	case	case	NOUN
cet-15697	77	40	study	study	NOUN
cet-15697	77	41	for	for	ADP
cet-15697	77	42	the	the	DET
cet-15697	77	43	entire	entire	ADJ
cet-15697	77	44	range	range	NOUN
cet-15697	77	45	of	of	ADP
cet-15697	77	46	twist	twist	ADJ
cet-15697	77	47	pitch	pitch	NOUN
cet-15697	77	48	𝑃[𝑚	𝑃[𝑚	PROPN
cet-15697	77	49	]	]	X
cet-15697	77	50	ℎ𝑡	ℎ𝑡	NOUN
cet-15697	77	51	[	[	PUNCT
cet-15697	77	52	𝑊/𝑚2	𝑊/𝑚2	PROPN
cet-15697	77	53	°	°	PROPN
cet-15697	77	54	𝐶	𝐶	PROPN
cet-15697	77	55	]	]	PUNCT
cet-15697	77	56	ℎ𝑠ℎ	ℎ𝑠ℎ	X
cet-15697	78	1	[	[	X
cet-15697	78	2	𝑊/𝑚2	𝑊/𝑚2	PROPN
cet-15697	78	3	°	°	SYM
cet-15697	78	4	𝐶	𝐶	PROPN
cet-15697	78	5	]	]	X
cet-15697	78	6	𝑈	𝑈	PROPN
cet-15697	78	7	[	[	X
cet-15697	78	8	𝑊/𝑚2	𝑊/𝑚2	PROPN
cet-15697	78	9	°	°	SYM
cet-15697	78	10	𝐶	𝐶	NOUN
cet-15697	78	11	]	]	X
cet-15697	78	12	δ𝑄	δ𝑄	NOUN
cet-15697	79	1	[	[	X
cet-15697	79	2	%	%	X
cet-15697	79	3	]	]	X
cet-15697	79	4	𝐴𝑠	𝐴𝑠	PROPN
cet-15697	79	5	[	[	X
cet-15697	79	6	𝑚2	𝑚2	X
cet-15697	79	7	]	]	PUNCT
cet-15697	79	8	𝑇𝑜𝑡𝑎𝑙	𝑇𝑜𝑡𝑎𝑙	PROPN
cet-15697	79	9	𝛥𝑃	𝛥𝑃	PROPN
cet-15697	79	10	[	[	X
cet-15697	79	11	𝑃𝑎	𝑃𝑎	PROPN
cet-15697	79	12	]	]	PUNCT
cet-15697	79	13	𝑃𝑢𝑚𝑝𝑖𝑛𝑔𝐶𝑜𝑠𝑡	𝑃𝑢𝑚𝑝𝑖𝑛𝑔𝐶𝑜𝑠𝑡	PROPN
cet-15697	79	14	[	[	X
cet-15697	79	15	$	$	SYM
cet-15697	79	16	/𝑦	/𝑦	SYM
cet-15697	79	17	]	]	X
cet-15697	79	18	𝑇𝑜𝑡𝑎𝑙𝐶𝑜𝑠𝑡	𝑇𝑜𝑡𝑎𝑙𝐶𝑜𝑠𝑡	PROPN
cet-15697	80	1	[	[	X
cet-15697	80	2	$	$	SYM
cet-15697	80	3	/𝑦	/𝑦	NOUN
cet-15697	80	4	]	]	X
cet-15697	80	5	0.05	0.05	NUM
cet-15697	80	6	444	444	NUM
cet-15697	80	7	174.4	174.4	NUM
cet-15697	80	8	123.2	123.2	NUM
cet-15697	80	9	30.44	30.44	NUM
cet-15697	80	10	747.6	747.6	NUM
cet-15697	80	11	13,114.7	13,114.7	NUM
cet-15697	80	12	482.70	482.70	NUM
cet-15697	80	13	14,967.73	14,967.73	NUM
cet-15697	80	14	0.06	0.06	NUM
cet-15697	80	15	438.3	438.3	NUM
cet-15697	80	16	171.3	171.3	NUM
cet-15697	80	17	121	121	NUM
cet-15697	80	18	26.62	26.62	NUM
cet-15697	80	19	638.2	638.2	NUM
cet-15697	80	20	11,059.6	11,059.6	NOUN
cet-15697	80	21	407.06	407.06	NUM
cet-15697	80	22	13,131.34	13,131.34	NUM
cet-15697	80	23	0.08	0.08	NUM
cet-15697	80	24	426.9	426.9	NUM
cet-15697	80	25	166.4	166.4	NUM
cet-15697	80	26	117.5	117.5	NUM
cet-15697	80	27	20.69	20.69	NUM
cet-15697	80	28	529.5	529.5	NUM
cet-15697	80	29	8,390.4	8,390.4	NUM
cet-15697	80	30	308.82	308.82	NUM
cet-15697	80	31	11,245.65	11,245.65	NUM
cet-15697	80	32	0.1	0.1	NUM
cet-15697	80	33	415.4	415.4	NUM
cet-15697	80	34	162.8	162.8	NUM
cet-15697	80	35	114.7	114.7	NUM
cet-15697	80	36	16.57	16.57	NUM
cet-15697	80	37	479.2	479.2	NUM
cet-15697	80	38	6,648.3	6,648.3	NUM
cet-15697	80	39	244.70	244.70	NUM
cet-15697	80	40	10,339.26	10,339.26	NUM
cet-15697	80	41	0.12	0.12	NUM
cet-15697	80	42	404	404	NUM
cet-15697	80	43	159.8	159.8	NUM
cet-15697	80	44	112.3	112.3	NUM
cet-15697	80	45	13.61	13.61	NUM
cet-15697	80	46	451.8	451.8	NUM
cet-15697	80	47	5,377.2	5,377.2	NUM
cet-15697	80	48	197.91	197.91	NUM
cet-15697	80	49	9,829.06	9,829.06	NUM
cet-15697	80	50	0.14	0.14	NUM
cet-15697	80	51	392.6	392.6	NUM
cet-15697	80	52	157.4	157.4	NUM
cet-15697	80	53	110.2	110.2	NUM
cet-15697	80	54	11.35	11.35	NUM
cet-15697	80	55	435.4	435.4	NUM
cet-15697	80	56	4,396.1	4,396.1	NUM
cet-15697	80	57	161.80	161.80	NUM
cet-15697	80	58	9,513.90	9,513.90	NUM
cet-15697	80	59	0.16	0.16	NUM
cet-15697	80	60	381.1	381.1	NUM
cet-15697	80	61	155.3	155.3	NUM
cet-15697	80	62	108.2	108.2	NUM
cet-15697	80	63	9.551	9.551	NUM
cet-15697	80	64	424.7	424.7	NUM
cet-15697	80	65	3,616.0	3,616.0	NUM
cet-15697	80	66	133.09	133.09	NUM
cet-15697	80	67	9,302.42	9,302.42	NUM
cet-15697	80	68	0.18	0.18	NUM
cet-15697	80	69	369.7	369.7	NUM
cet-15697	80	70	153.5	153.5	NUM
cet-15697	80	71	106.4	106.4	NUM
cet-15697	80	72	8.036	8.036	NUM
cet-15697	80	73	417.3	417.3	NUM
cet-15697	80	74	2,986.0	2,986.0	NUM
cet-15697	80	75	109.90	109.90	NUM
cet-15697	80	76	9,152.50	9,152.50	NUM
cet-15697	80	77	0.2	0.2	NUM
cet-15697	80	78	358.2	358.2	NUM
cet-15697	80	79	151.9	151.9	NUM
cet-15697	80	80	104.7	104.7	NUM
cet-15697	80	81	6.71	6.71	NUM
cet-15697	80	82	412.1	412.1	NUM
cet-15697	80	83	2,470.9	2,470.9	NUM
cet-15697	80	84	90.94	90.94	NUM
cet-15697	80	85	9,044.31	9,044.31	NUM
cet-15697	80	86	pressure	pressure	NOUN
cet-15697	80	87	drop	drop	NOUN
cet-15697	80	88	analysis	analysis	NOUN
cet-15697	80	89	shows	show	VERB
cet-15697	80	90	that	that	SCONJ
cet-15697	80	91	the	the	DET
cet-15697	80	92	increase	increase	NOUN
cet-15697	80	93	is	be	AUX
cet-15697	80	94	primarily	primarily	ADV
cet-15697	80	95	due	due	ADJ
cet-15697	80	96	to	to	ADP
cet-15697	80	97	the	the	DET
cet-15697	80	98	effect	effect	NOUN
cet-15697	80	99	within	within	ADP
cet-15697	80	100	the	the	DET
cet-15697	80	101	tubes	tube	NOUN
cet-15697	80	102	.	.	PUNCT
cet-15697	81	1	however	however	ADV
cet-15697	81	2	,	,	PUNCT
cet-15697	81	3	the	the	DET
cet-15697	81	4	levels	level	NOUN
cet-15697	81	5	are	be	AUX
cet-15697	81	6	not	not	PART
cet-15697	81	7	as	as	ADV
cet-15697	81	8	high	high	ADJ
cet-15697	81	9	,	,	PUNCT
cet-15697	81	10	remaining	remain	VERB
cet-15697	81	11	within	within	ADP
cet-15697	81	12	normal	normal	ADJ
cet-15697	81	13	operating	operating	NOUN
cet-15697	81	14	ranges	range	NOUN
cet-15697	81	15	.	.	PUNCT
cet-15697	82	1	this	this	PRON
cet-15697	82	2	is	be	AUX
cet-15697	82	3	mainly	mainly	ADV
cet-15697	82	4	due	due	ADJ
cet-15697	82	5	to	to	ADP
cet-15697	82	6	the	the	DET
cet-15697	82	7	self	self	NOUN
cet-15697	82	8	-	-	PUNCT
cet-15697	82	9	supporting	support	VERB
cet-15697	82	10	twisted	twisted	ADJ
cet-15697	82	11	tube	tube	NOUN
cet-15697	82	12	technology	technology	NOUN
cet-15697	82	13	and	and	CCONJ
cet-15697	82	14	the	the	DET
cet-15697	82	15	absence	absence	NOUN
cet-15697	82	16	of	of	ADP
cet-15697	82	17	baffles	baffle	NOUN
cet-15697	82	18	.	.	PUNCT
cet-15697	83	1	the	the	DET
cet-15697	83	2	overall	overall	ADJ
cet-15697	83	3	effect	effect	NOUN
cet-15697	83	4	is	be	AUX
cet-15697	83	5	a	a	DET
cet-15697	83	6	reduction	reduction	NOUN
cet-15697	83	7	in	in	ADP
cet-15697	83	8	velocity	velocity	NOUN
cet-15697	83	9	but	but	CCONJ
cet-15697	83	10	an	an	DET
cet-15697	83	11	increase	increase	NOUN
cet-15697	83	12	in	in	ADP
cet-15697	83	13	internal	internal	ADJ
cet-15697	83	14	turbulence	turbulence	NOUN
cet-15697	83	15	due	due	ADP
cet-15697	83	16	to	to	ADP
cet-15697	83	17	the	the	DET
cet-15697	83	18	geometry	geometry	NOUN
cet-15697	83	19	of	of	ADP
cet-15697	83	20	the	the	DET
cet-15697	83	21	tube	tube	NOUN
cet-15697	83	22	.	.	PUNCT
cet-15697	84	1	figure	figure	NOUN
cet-15697	84	2	5	5	NUM
cet-15697	84	3	:	:	PUNCT
cet-15697	84	4	design	design	NOUN
cet-15697	84	5	results	result	NOUN
cet-15697	84	6	.	.	PUNCT
cet-15697	85	1	a	a	DET
cet-15697	85	2	)	)	PUNCT
cet-15697	85	3	𝛥𝑄	𝛥𝑄	PROPN
cet-15697	85	4	and	and	CCONJ
cet-15697	85	5	total	total	ADJ
cet-15697	85	6	cost	cost	NOUN
cet-15697	85	7	for	for	ADP
cet-15697	85	8	the	the	DET
cet-15697	85	9	entire	entire	ADJ
cet-15697	85	10	range	range	NOUN
cet-15697	85	11	of	of	ADP
cet-15697	85	12	p	p	X
cet-15697	85	13	,	,	PUNCT
cet-15697	85	14	b	b	NOUN
cet-15697	85	15	)	)	PUNCT
cet-15697	85	16	twisted	twisted	ADJ
cet-15697	85	17	tube	tube	NOUN
cet-15697	85	18	for	for	ADP
cet-15697	85	19	a	a	DET
cet-15697	85	20	target	target	NOUN
cet-15697	85	21	𝛥𝑄	𝛥𝑄	NOUN
cet-15697	85	22	=	=	SYM
cet-15697	85	23	15	15	NUM
cet-15697	85	24	%	%	NOUN
cet-15697	85	25	figure	figure	NOUN
cet-15697	85	26	5a	5a	NUM
cet-15697	85	27	shows	show	VERB
cet-15697	85	28	the	the	DET
cet-15697	85	29	increase	increase	NOUN
cet-15697	85	30	in	in	ADP
cet-15697	85	31	thermal	thermal	ADJ
cet-15697	85	32	load	load	NOUN
cet-15697	85	33	due	due	ADP
cet-15697	85	34	to	to	ADP
cet-15697	85	35	the	the	DET
cet-15697	85	36	use	use	NOUN
cet-15697	85	37	of	of	ADP
cet-15697	85	38	twisted	twisted	ADJ
cet-15697	85	39	tubes	tube	NOUN
cet-15697	85	40	for	for	ADP
cet-15697	85	41	different	different	ADJ
cet-15697	85	42	values	value	NOUN
cet-15697	85	43	of	of	ADP
cet-15697	85	44	p.	p.	NOUN
cet-15697	85	45	the	the	DET
cet-15697	85	46	current	current	ADJ
cet-15697	85	47	equipment	equipment	NOUN
cet-15697	85	48	operating	operating	NOUN
cet-15697	85	49	cost	cost	NOUN
cet-15697	85	50	is	be	AUX
cet-15697	85	51	10,427.80	10,427.80	NUM
cet-15697	85	52	$	$	SYM
cet-15697	85	53	/y	/y	PUNCT
cet-15697	85	54	.	.	PUNCT
cet-15697	86	1	designs	design	NOUN
cet-15697	86	2	with	with	ADP
cet-15697	86	3	p	p	NOUN
cet-15697	86	4	greater	great	ADJ
cet-15697	86	5	than	than	ADP
cet-15697	86	6	0.09	0.09	NUM
cet-15697	86	7	m	m	NOUN
cet-15697	86	8	are	be	AUX
cet-15697	86	9	below	below	ADP
cet-15697	86	10	current	current	ADJ
cet-15697	86	11	operating	operating	NOUN
cet-15697	86	12	costs	cost	NOUN
cet-15697	86	13	.	.	PUNCT
cet-15697	87	1	for	for	ADP
cet-15697	87	2	this	this	DET
cet-15697	87	3	reason	reason	NOUN
cet-15697	87	4	,	,	PUNCT
cet-15697	87	5	replacing	replace	VERB
cet-15697	87	6	smooth	smooth	ADJ
cet-15697	87	7	tubes	tube	NOUN
cet-15697	87	8	with	with	ADP
cet-15697	87	9	twisted	twisted	ADJ
cet-15697	87	10	tubes	tube	NOUN
cet-15697	87	11	is	be	AUX
cet-15697	87	12	an	an	DET
cet-15697	87	13	attractive	attractive	ADJ
cet-15697	87	14	and	and	CCONJ
cet-15697	87	15	economically	economically	ADV
cet-15697	87	16	viable	viable	ADJ
cet-15697	87	17	alternative	alternative	NOUN
cet-15697	87	18	to	to	ADP
cet-15697	87	19	increasing	increase	VERB
cet-15697	87	20	thermal	thermal	ADJ
cet-15697	87	21	load	load	NOUN
cet-15697	87	22	.	.	PUNCT
cet-15697	88	1	to	to	PART
cet-15697	88	2	illustrate	illustrate	VERB
cet-15697	88	3	this	this	DET
cet-15697	88	4	approach	approach	NOUN
cet-15697	88	5	,	,	PUNCT
cet-15697	88	6	if	if	SCONJ
cet-15697	88	7	a	a	DET
cet-15697	88	8	15	15	NUM
cet-15697	88	9	%	%	NOUN
cet-15697	88	10	increase	increase	NOUN
cet-15697	88	11	in	in	ADP
cet-15697	88	12	heat	heat	NOUN
cet-15697	88	13	load	load	NOUN
cet-15697	88	14	is	be	AUX
cet-15697	88	15	desired	desire	VERB
cet-15697	88	16	,	,	PUNCT
cet-15697	88	17	it	it	PRON
cet-15697	88	18	can	can	AUX
cet-15697	88	19	be	be	AUX
cet-15697	88	20	achieved	achieve	VERB
cet-15697	88	21	by	by	ADP
cet-15697	88	22	using	use	VERB
cet-15697	88	23	a	a	DET
cet-15697	88	24	twisted	twisted	ADJ
cet-15697	88	25	tube	tube	NOUN
cet-15697	88	26	with	with	ADP
cet-15697	88	27	a	a	DET
cet-15697	88	28	twist	twist	ADJ
cet-15697	88	29	pitch	pitch	NOUN
cet-15697	88	30	of	of	ADP
cet-15697	88	31	p=0.11	p=0.11	NOUN
cet-15697	88	32	m	m	AUX
cet-15697	88	33	(	(	PUNCT
cet-15697	88	34	figure	figure	NOUN
cet-15697	88	35	5b	5b	NUM
cet-15697	88	36	)	)	PUNCT
cet-15697	88	37	.	.	PUNCT
cet-15697	89	1	this	this	DET
cet-15697	89	2	option	option	NOUN
cet-15697	89	3	would	would	AUX
cet-15697	89	4	have	have	VERB
cet-15697	89	5	an	an	DET
cet-15697	89	6	operating	operating	NOUN
cet-15697	89	7	cost	cost	NOUN
cet-15697	89	8	of	of	ADP
cet-15697	89	9	10,052.50	10,052.50	NUM
cet-15697	89	10	$	$	SYM
cet-15697	89	11	/y	/y	PUNCT
cet-15697	89	12	.	.	PUNCT
cet-15697	90	1	5	5	NUM
cet-15697	90	2	.	.	X
cet-15697	90	3	conclusions	conclusion	NOUN
cet-15697	90	4	the	the	DET
cet-15697	90	5	use	use	NOUN
cet-15697	90	6	of	of	ADP
cet-15697	90	7	twisted	twisted	ADJ
cet-15697	90	8	tubes	tube	NOUN
cet-15697	90	9	as	as	ADP
cet-15697	90	10	a	a	DET
cet-15697	90	11	tool	tool	NOUN
cet-15697	90	12	for	for	ADP
cet-15697	90	13	the	the	DET
cet-15697	90	14	retrofit	retrofit	NOUN
cet-15697	90	15	of	of	ADP
cet-15697	90	16	tubular	tubular	ADJ
cet-15697	90	17	heat	heat	NOUN
cet-15697	90	18	exchangers	exchanger	NOUN
cet-15697	90	19	is	be	AUX
cet-15697	90	20	presented	present	VERB
cet-15697	90	21	.	.	PUNCT
cet-15697	91	1	a	a	DET
cet-15697	91	2	design	design	NOUN
cet-15697	91	3	approach	approach	NOUN
cet-15697	91	4	is	be	AUX
cet-15697	91	5	introduced	introduce	VERB
cet-15697	91	6	that	that	PRON
cet-15697	91	7	allows	allow	VERB
cet-15697	91	8	a	a	DET
cet-15697	91	9	twisted	twisted	ADJ
cet-15697	91	10	tube	tube	NOUN
cet-15697	91	11	to	to	PART
cet-15697	91	12	be	be	AUX
cet-15697	91	13	designed	design	VERB
cet-15697	91	14	by	by	ADP
cet-15697	91	15	modifying	modify	VERB
cet-15697	91	16	its	its	PRON
cet-15697	91	17	twist	twist	ADJ
cet-15697	91	18	pitch	pitch	NOUN
cet-15697	91	19	to	to	PART
cet-15697	91	20	achieve	achieve	VERB
cet-15697	91	21	an	an	DET
cet-15697	91	22	increase	increase	NOUN
cet-15697	91	23	in	in	ADP
cet-15697	91	24	thermal	thermal	ADJ
cet-15697	91	25	load	load	NOUN
cet-15697	91	26	.	.	PUNCT
cet-15697	92	1	the	the	DET
cet-15697	92	2	approach	approach	NOUN
cet-15697	92	3	is	be	AUX
cet-15697	92	4	based	base	VERB
cet-15697	92	5	on	on	ADP
cet-15697	92	6	nusselt	nusselt	NOUN
cet-15697	92	7	and	and	CCONJ
cet-15697	92	8	friction	friction	NOUN
cet-15697	92	9	factor	factor	NOUN
cet-15697	92	10	correlations	correlation	NOUN
cet-15697	92	11	generated	generate	VERB
cet-15697	92	12	by	by	ADP
cet-15697	92	13	cfd	cfd	NOUN
cet-15697	92	14	and	and	CCONJ
cet-15697	92	15	validated	validate	VERB
cet-15697	92	16	with	with	ADP
cet-15697	92	17	experimental	experimental	ADJ
cet-15697	92	18	data	datum	NOUN
cet-15697	92	19	.	.	PUNCT
cet-15697	93	1	the	the	DET
cet-15697	93	2	main	main	ADJ
cet-15697	93	3	conclusions	conclusion	NOUN
cet-15697	93	4	of	of	ADP
cet-15697	93	5	this	this	DET
cet-15697	93	6	work	work	NOUN
cet-15697	93	7	are	be	AUX
cet-15697	93	8	:	:	PUNCT
cet-15697	93	9	•	•	ADP
cet-15697	93	10	the	the	DET
cet-15697	93	11	methodology	methodology	NOUN
cet-15697	93	12	allows	allow	VERB
cet-15697	93	13	for	for	ADP
cet-15697	93	14	evaluating	evaluate	VERB
cet-15697	93	15	the	the	DET
cet-15697	93	16	increase	increase	NOUN
cet-15697	93	17	in	in	ADP
cet-15697	93	18	thermal	thermal	ADJ
cet-15697	93	19	load	load	NOUN
cet-15697	93	20	as	as	ADP
cet-15697	93	21	a	a	DET
cet-15697	93	22	function	function	NOUN
cet-15697	93	23	of	of	ADP
cet-15697	93	24	the	the	DET
cet-15697	93	25	twist	twist	ADJ
cet-15697	93	26	pitch	pitch	NOUN
cet-15697	93	27	in	in	ADP
cet-15697	93	28	the	the	DET
cet-15697	93	29	operating	operate	VERB
cet-15697	93	30	range	range	NOUN
cet-15697	93	31	of	of	ADP
cet-15697	93	32	the	the	DET
cet-15697	93	33	correlations	correlation	NOUN
cet-15697	93	34	and	and	CCONJ
cet-15697	93	35	for	for	ADP
cet-15697	93	36	a	a	DET
cet-15697	93	37	prandtl	prandtl	NOUN
cet-15697	93	38	range	range	NOUN
cet-15697	93	39	between	between	ADP
cet-15697	93	40	2	2	NUM
cet-15697	93	41	and	and	CCONJ
cet-15697	93	42	20	20	NUM
cet-15697	93	43	.	.	NOUN
cet-15697	94	1	•	•	NOUN
cet-15697	94	2	the	the	DET
cet-15697	94	3	twist	twist	NOUN
cet-15697	94	4	pitch	pitch	NOUN
cet-15697	94	5	has	have	VERB
cet-15697	94	6	a	a	DET
cet-15697	94	7	direct	direct	ADJ
cet-15697	94	8	effect	effect	NOUN
cet-15697	94	9	on	on	ADP
cet-15697	94	10	the	the	DET
cet-15697	94	11	thermal	thermal	ADJ
cet-15697	94	12	effectiveness	effectiveness	NOUN
cet-15697	94	13	,	,	PUNCT
cet-15697	94	14	twisted	twisted	ADJ
cet-15697	94	15	tubes	tube	NOUN
cet-15697	94	16	with	with	ADP
cet-15697	94	17	a	a	DET
cet-15697	94	18	p=0.05	p=0.05	NOUN
cet-15697	94	19	m	m	NOUN
cet-15697	94	20	increase	increase	NOUN
cet-15697	94	21	the	the	DET
cet-15697	94	22	convective	convective	ADJ
cet-15697	94	23	coefficient	coefficient	NOUN
cet-15697	94	24	on	on	ADP
cet-15697	94	25	the	the	DET
cet-15697	94	26	tube	tube	NOUN
cet-15697	94	27	side	side	NOUN
cet-15697	94	28	by	by	ADP
cet-15697	94	29	130	130	NUM
cet-15697	94	30	%	%	NOUN
cet-15697	94	31	,	,	PUNCT
cet-15697	94	32	achieving	achieve	VERB
cet-15697	94	33	a	a	DET
cet-15697	94	34	δ𝑄	δ𝑄	NOUN
cet-15697	94	35	of	of	ADP
cet-15697	94	36	30.44	30.44	NUM
cet-15697	94	37	%	%	NOUN
cet-15697	94	38	and	and	CCONJ
cet-15697	94	39	an	an	DET
cet-15697	94	40	increase	increase	NOUN
cet-15697	94	41	in	in	ADP
cet-15697	94	42	thermal	thermal	ADJ
cet-15697	94	43	effectiveness	effectiveness	NOUN
cet-15697	94	44	from	from	ADP
cet-15697	94	45	0.58	0.58	NUM
cet-15697	94	46	to	to	ADP
cet-15697	94	47	0.84	0.84	NUM
cet-15697	94	48	.	.	PUNCT
cet-15697	95	1	•	•	NUM
cet-15697	95	2	the	the	DET
cet-15697	95	3	increase	increase	NOUN
cet-15697	95	4	in	in	ADP
cet-15697	95	5	thermal	thermal	ADJ
cet-15697	95	6	load	load	NOUN
cet-15697	95	7	is	be	AUX
cet-15697	95	8	accompanied	accompany	VERB
cet-15697	95	9	by	by	ADP
cet-15697	95	10	an	an	DET
cet-15697	95	11	increase	increase	NOUN
cet-15697	95	12	in	in	ADP
cet-15697	95	13	pressure	pressure	NOUN
cet-15697	95	14	drop	drop	NOUN
cet-15697	95	15	on	on	ADP
cet-15697	95	16	the	the	DET
cet-15697	95	17	tube	tube	NOUN
cet-15697	95	18	side	side	NOUN
cet-15697	95	19	,	,	PUNCT
cet-15697	95	20	but	but	CCONJ
cet-15697	95	21	a	a	DET
cet-15697	95	22	reduction	reduction	NOUN
cet-15697	95	23	on	on	ADP
cet-15697	95	24	the	the	DET
cet-15697	95	25	shell	shell	ADJ
cet-15697	95	26	side	side	NOUN
cet-15697	95	27	.	.	PUNCT
cet-15697	96	1	the	the	DET
cet-15697	96	2	combined	combined	ADJ
cet-15697	96	3	effect	effect	NOUN
cet-15697	96	4	translates	translate	VERB
cet-15697	96	5	into	into	ADP
cet-15697	96	6	competitive	competitive	ADJ
cet-15697	96	7	operating	operating	NOUN
cet-15697	96	8	costs	cost	NOUN
cet-15697	96	9	.	.	PUNCT
cet-15697	97	1	a	a	DET
cet-15697	97	2	15	15	NUM
cet-15697	97	3	%	%	NOUN
cet-15697	97	4	increase	increase	NOUN
cet-15697	97	5	in	in	ADP
cet-15697	97	6	thermal	thermal	ADJ
cet-15697	97	7	load	load	NOUN
cet-15697	97	8	can	can	AUX
cet-15697	97	9	be	be	AUX
cet-15697	97	10	achieved	achieve	VERB
cet-15697	97	11	with	with	ADP
cet-15697	97	12	a	a	DET
cet-15697	97	13	twisted	twisted	ADJ
cet-15697	97	14	tube	tube	NOUN
cet-15697	97	15	with	with	ADP
cet-15697	97	16	a	a	DET
cet-15697	97	17	p	p	NOUN
cet-15697	97	18	of	of	ADP
cet-15697	97	19	0.11	0.11	NUM
cet-15697	97	20	m	m	NOUN
cet-15697	97	21	,	,	PUNCT
cet-15697	97	22	while	while	SCONJ
cet-15697	97	23	maintaining	maintain	VERB
cet-15697	97	24	nearly	nearly	ADV
cet-15697	97	25	constant	constant	ADJ
cet-15697	97	26	operating	operating	NOUN
cet-15697	97	27	costs	cost	NOUN
cet-15697	97	28	.	.	PUNCT
cet-15697	98	1	nomenclature	nomenclature	NOUN
cet-15697	98	2	a	a	DET
cet-15697	98	3	–	–	PUNCT
cet-15697	98	4	twisted	twisted	ADJ
cet-15697	98	5	tube	tube	NOUN
cet-15697	98	6	long	long	ADJ
cet-15697	98	7	axis	axis	NOUN
cet-15697	98	8	,	,	PUNCT
cet-15697	98	9	m	m	VERB
cet-15697	98	10	𝐴𝑠	𝐴𝑠	PROPN
cet-15697	98	11	–	–	PUNCT
cet-15697	98	12	heat	heat	NOUN
cet-15697	98	13	transfer	transfer	NOUN
cet-15697	98	14	area	area	NOUN
cet-15697	98	15	,	,	PUNCT
cet-15697	98	16	m2	m2	PROPN
cet-15697	98	17	b	b	PROPN
cet-15697	98	18	–	–	PUNCT
cet-15697	98	19	twisted	twisted	ADJ
cet-15697	98	20	tube	tube	NOUN
cet-15697	98	21	short	short	ADJ
cet-15697	98	22	axis	axis	NOUN
cet-15697	98	23	,	,	PUNCT
cet-15697	98	24	m	m	NOUN
cet-15697	98	25	d	d	NOUN
cet-15697	98	26	–	–	PUNCT
cet-15697	98	27	twisted	twisted	ADJ
cet-15697	98	28	tape	tape	NOUN
cet-15697	98	29	diameter	diameter	NOUN
cet-15697	98	30	,	,	PUNCT
cet-15697	98	31	m	m	VERB
cet-15697	98	32	𝑑ℎ	𝑑ℎ	ADJ
cet-15697	98	33	–	–	PUNCT
cet-15697	98	34	hydraulic	hydraulic	ADJ
cet-15697	98	35	diameter	diameter	NOUN
cet-15697	98	36	,	,	PUNCT
cet-15697	98	37	m	m	VERB
cet-15697	98	38	δp	δp	PRON
cet-15697	98	39	–	–	PUNCT
cet-15697	98	40	pressure	pressure	NOUN
cet-15697	98	41	drop	drop	NOUN
cet-15697	98	42	,	,	PUNCT
cet-15697	98	43	pa	pa	PROPN
cet-15697	98	44	a	a	PRON
cet-15697	98	45	)	)	PUNCT
cet-15697	98	46	b	b	NOUN
cet-15697	98	47	)	)	PUNCT
cet-15697	98	48	431	431	NUM
cet-15697	98	49	δq	δq	NOUN
cet-15697	98	50	–	–	PUNCT
cet-15697	98	51	thermal	thermal	ADJ
cet-15697	98	52	load	load	NOUN
cet-15697	98	53	increment	increment	NOUN
cet-15697	98	54	,	,	PUNCT
cet-15697	98	55	%	%	NOUN
cet-15697	98	56	f	f	X
cet-15697	98	57	–	–	PUNCT
cet-15697	98	58	friction	friction	NOUN
cet-15697	98	59	factor	factor	NOUN
cet-15697	98	60	,	,	PUNCT
cet-15697	98	61	h	h	NOUN
cet-15697	98	62	–	–	PUNCT
cet-15697	98	63	heat	heat	NOUN
cet-15697	98	64	transfer	transfer	NOUN
cet-15697	98	65	coefficient	coefficient	NOUN
cet-15697	98	66	,	,	PUNCT
cet-15697	98	67	w	w	PROPN
cet-15697	98	68	/	/	SYM
cet-15697	98	69	m2	m2	PROPN
cet-15697	98	70	°	°	PROPN
cet-15697	98	71	c	c	PART
cet-15697	98	72	l	l	NOUN
cet-15697	98	73	–	–	PUNCT
cet-15697	98	74	tube	tube	NOUN
cet-15697	98	75	length	length	NOUN
cet-15697	98	76	,	,	PUNCT
cet-15697	98	77	m	m	VERB
cet-15697	98	78	nu	nu	INTJ
cet-15697	98	79	–	–	PUNCT
cet-15697	98	80	nusselt	nusselt	NOUN
cet-15697	98	81	number	number	NOUN
cet-15697	98	82	,	,	PUNCT
cet-15697	98	83	ntu	ntu	ADJ
cet-15697	98	84	–	–	PUNCT
cet-15697	98	85	number	number	NOUN
cet-15697	98	86	of	of	ADP
cet-15697	98	87	heat	heat	NOUN
cet-15697	98	88	transfer	transfer	NOUN
cet-15697	98	89	units	unit	NOUN
cet-15697	98	90	,	,	PUNCT
cet-15697	98	91	p	p	NOUN
cet-15697	98	92	–	–	PUNCT
cet-15697	98	93	twist	twist	NOUN
cet-15697	98	94	pitch	pitch	NOUN
cet-15697	98	95	,	,	PUNCT
cet-15697	98	96	m	m	VERB
cet-15697	98	97	pr	pr	VERB
cet-15697	98	98	–	–	PUNCT
cet-15697	98	99	prandtl	prandtl	NOUN
cet-15697	98	100	number	number	NOUN
cet-15697	98	101	,	,	PUNCT
cet-15697	98	102	re	re	ADP
cet-15697	98	103	–	–	PUNCT
cet-15697	98	104	reynold	reynold	ADJ
cet-15697	98	105	number	number	NOUN
cet-15697	98	106	,	,	PUNCT
cet-15697	98	107	u	u	NOUN
cet-15697	98	108	–	–	PUNCT
cet-15697	98	109	overall	overall	ADJ
cet-15697	98	110	heat	heat	NOUN
cet-15697	98	111	transfer	transfer	NOUN
cet-15697	98	112	coefficient	coefficient	NOUN
cet-15697	98	113	,	,	PUNCT
cet-15697	98	114	w	w	PROPN
cet-15697	98	115	/	/	SYM
cet-15697	98	116	m2	m2	PROPN
cet-15697	98	117	°	°	PROPN
cet-15697	98	118	c	c	PROPN
cet-15697	98	119	abbreviations	abbreviation	NOUN
cet-15697	98	120	cfd	cfd	NOUN
cet-15697	98	121	–	–	PUNCT
cet-15697	98	122	computational	computational	ADJ
cet-15697	98	123	fluid	fluid	ADJ
cet-15697	98	124	dynamics	dynamic	NOUN
cet-15697	98	125	sthe	sthe	ADJ
cet-15697	98	126	–	–	PUNCT
cet-15697	98	127	shell	shell	ADJ
cet-15697	98	128	and	and	CCONJ
cet-15697	98	129	tube	tube	NOUN
cet-15697	98	130	heat	heat	NOUN
cet-15697	98	131	exchanger	exchanger	NOUN
cet-15697	98	132	subscripts	subscript	NOUN
cet-15697	98	133	t	t	NOUN
cet-15697	98	134	–	–	PUNCT
cet-15697	98	135	tube	tube	NOUN
cet-15697	98	136	side	side	NOUN
cet-15697	98	137	sh	sh	PROPN
cet-15697	98	138	shell	shell	ADJ
cet-15697	98	139	side	side	NOUN
cet-15697	98	140	references	reference	NOUN
cet-15697	98	141	barraza	barraza	PROPN
cet-15697	98	142	-	-	PUNCT
cet-15697	98	143	colón	colón	PROPN
cet-15697	98	144	j.	j.	PROPN
cet-15697	98	145	,	,	PUNCT
cet-15697	98	146	picón	picón	NOUN
cet-15697	98	147	-	-	PUNCT
cet-15697	98	148	núñez	núñez	PROPN
cet-15697	98	149	m.	m.	NOUN
cet-15697	98	150	,	,	PUNCT
cet-15697	98	151	2022	2022	NUM
cet-15697	98	152	,	,	PUNCT
cet-15697	98	153	improved	improve	VERB
cet-15697	98	154	heat	heat	NOUN
cet-15697	98	155	recovery	recovery	NOUN
cet-15697	98	156	using	use	VERB
cet-15697	98	157	twisted	twisted	ADJ
cet-15697	98	158	tube	tube	NOUN
cet-15697	98	159	exchanger	exchanger	NOUN
cet-15697	98	160	technology	technology	NOUN
cet-15697	98	161	.	.	PUNCT
cet-15697	99	1	cleaner	clean	ADJ
cet-15697	99	2	engineering	engineering	NOUN
cet-15697	99	3	and	and	CCONJ
cet-15697	99	4	technology	technology	NOUN
cet-15697	99	5	,	,	PUNCT
cet-15697	99	6	10	10	NUM
cet-15697	99	7	,	,	PUNCT
cet-15697	99	8	100557	100557	NUM
cet-15697	99	9	.	.	PUNCT
cet-15697	100	1	crespo	crespo	PROPN
cet-15697	100	2	-	-	PUNCT
cet-15697	100	3	quintanilla	quintanilla	PROPN
cet-15697	100	4	j.a	j.a	PROPN
cet-15697	100	5	.	.	PROPN
cet-15697	100	6	,	,	PUNCT
cet-15697	100	7	garcía	garcía	PROPN
cet-15697	100	8	-	-	PUNCT
cet-15697	100	9	castillo	castillo	PROPN
cet-15697	100	10	j.l	j.l	PROPN
cet-15697	100	11	.	.	PROPN
cet-15697	100	12	,	,	PUNCT
cet-15697	100	13	minchaca	minchaca	PROPN
cet-15697	100	14	-	-	PUNCT
cet-15697	100	15	mojica	mojica	PROPN
cet-15697	100	16	j.i	j.i	PROPN
cet-15697	100	17	.	.	PROPN
cet-15697	100	18	,	,	PUNCT
cet-15697	100	19	picón	picón	NOUN
cet-15697	100	20	-	-	PUNCT
cet-15697	100	21	núñez	núñez	PROPN
cet-15697	100	22	m.	m.	NOUN
cet-15697	100	23	,	,	PUNCT
cet-15697	100	24	2024	2024	NUM
cet-15697	100	25	,	,	PUNCT
cet-15697	100	26	enhancing	enhance	VERB
cet-15697	100	27	heat	heat	NOUN
cet-15697	100	28	exchanger	exchanger	NOUN
cet-15697	100	29	performance	performance	NOUN
cet-15697	100	30	with	with	ADP
cet-15697	100	31	combined	combined	ADJ
cet-15697	100	32	twisted	twisted	ADJ
cet-15697	100	33	tubes	tube	NOUN
cet-15697	100	34	and	and	CCONJ
cet-15697	100	35	twisted	twisted	ADJ
cet-15697	100	36	tapes	tape	NOUN
cet-15697	100	37	.	.	PUNCT
cet-15697	101	1	design	design	NOUN
cet-15697	101	2	and	and	CCONJ
cet-15697	101	3	retrofit	retrofit	NOUN
cet-15697	101	4	strategies	strategy	NOUN
cet-15697	101	5	.	.	PUNCT
cet-15697	102	1	thermal	thermal	ADJ
cet-15697	102	2	science	science	NOUN
cet-15697	102	3	and	and	CCONJ
cet-15697	102	4	engineering	engineering	NOUN
cet-15697	102	5	progress	progress	NOUN
cet-15697	102	6	,	,	PUNCT
cet-15697	102	7	54	54	NUM
cet-15697	102	8	,	,	PUNCT
cet-15697	102	9	102817	102817	NUM
cet-15697	102	10	.	.	PUNCT
cet-15697	103	1	garcía	garcía	PROPN
cet-15697	103	2	-	-	PUNCT
cet-15697	103	3	castillo	castillo	PROPN
cet-15697	103	4	j.l	j.l	PROPN
cet-15697	103	5	.	.	PROPN
cet-15697	103	6	,	,	PUNCT
cet-15697	103	7	crespo	crespo	PROPN
cet-15697	103	8	-	-	PUNCT
cet-15697	103	9	quintanilla	quintanilla	PROPN
cet-15697	103	10	j.a	j.a	PROPN
cet-15697	103	11	.	.	PROPN
cet-15697	103	12	,	,	PUNCT
cet-15697	103	13	picón	picón	NOUN
cet-15697	103	14	-	-	PUNCT
cet-15697	103	15	núñez	núñez	PROPN
cet-15697	103	16	m.	m.	NOUN
cet-15697	103	17	,	,	PUNCT
cet-15697	103	18	2024	2024	NUM
cet-15697	103	19	,	,	PUNCT
cet-15697	103	20	a	a	DET
cet-15697	103	21	novel	novel	ADJ
cet-15697	103	22	design	design	NOUN
cet-15697	103	23	approach	approach	NOUN
cet-15697	103	24	of	of	ADP
cet-15697	103	25	plate	plate	NOUN
cet-15697	103	26	heat	heat	NOUN
cet-15697	103	27	exchangers	exchanger	NOUN
cet-15697	103	28	considering	consider	VERB
cet-15697	103	29	the	the	DET
cet-15697	103	30	economic	economic	ADJ
cet-15697	103	31	impact	impact	NOUN
cet-15697	103	32	of	of	ADP
cet-15697	103	33	chevron	chevron	NOUN
cet-15697	103	34	angles	angle	NOUN
cet-15697	103	35	.	.	PUNCT
cet-15697	104	1	chemical	chemical	PROPN
cet-15697	104	2	engineering	engineering	PROPN
cet-15697	104	3	&	&	CCONJ
cet-15697	104	4	processing	processing	NOUN
cet-15697	104	5	:	:	PUNCT
cet-15697	104	6	process	process	NOUN
cet-15697	104	7	intensification	intensification	NOUN
cet-15697	104	8	,	,	PUNCT
cet-15697	104	9	199	199	NUM
cet-15697	104	10	,	,	PUNCT
cet-15697	104	11	109759	109759	NUM
cet-15697	104	12	.	.	PUNCT
cet-15697	105	1	gu	gu	PROPN
cet-15697	105	2	h.	h.	PROPN
cet-15697	105	3	,	,	PUNCT
cet-15697	105	4	chen	chen	PROPN
cet-15697	105	5	y.	y.	PROPN
cet-15697	105	6	,	,	PUNCT
cet-15697	105	7	wu	wu	PROPN
cet-15697	105	8	j.	j.	PROPN
cet-15697	105	9	,	,	PUNCT
cet-15697	105	10	sunden	sunden	PROPN
cet-15697	105	11	b.	b.	PROPN
cet-15697	105	12	,	,	PUNCT
cet-15697	105	13	2020	2020	NUM
cet-15697	105	14	,	,	PUNCT
cet-15697	105	15	performance	performance	NOUN
cet-15697	105	16	investigation	investigation	NOUN
cet-15697	105	17	on	on	ADP
cet-15697	105	18	twisted	twisted	ADJ
cet-15697	105	19	elliptical	elliptical	ADJ
cet-15697	105	20	tube	tube	NOUN
cet-15697	105	21	heat	heat	NOUN
cet-15697	105	22	exchangers	exchanger	NOUN
cet-15697	105	23	with	with	ADP
cet-15697	105	24	coupling	coupling	NOUN
cet-15697	105	25	-	-	PUNCT
cet-15697	105	26	vortex	vortex	NOUN
cet-15697	105	27	square	square	ADJ
cet-15697	105	28	tube	tube	NOUN
cet-15697	105	29	layout	layout	NOUN
cet-15697	105	30	.	.	PUNCT
cet-15697	106	1	international	international	ADJ
cet-15697	106	2	journal	journal	PROPN
cet-15697	106	3	of	of	ADP
cet-15697	106	4	heat	heat	NOUN
cet-15697	106	5	and	and	CCONJ
cet-15697	106	6	mass	mass	NOUN
cet-15697	106	7	transfer	transfer	NOUN
cet-15697	106	8	,	,	PUNCT
cet-15697	106	9	151	151	NUM
cet-15697	106	10	,	,	PUNCT
cet-15697	106	11	119473	119473	NUM
cet-15697	106	12	.	.	PUNCT
cet-15697	107	1	li	li	PROPN
cet-15697	107	2	x.	x.	PROPN
cet-15697	107	3	,	,	PUNCT
cet-15697	107	4	wang	wang	PROPN
cet-15697	107	5	l.	l.	PROPN
cet-15697	107	6	,	,	PUNCT
cet-15697	107	7	feng	feng	PROPN
cet-15697	107	8	r.	r.	PROPN
cet-15697	107	9	,	,	PUNCT
cet-15697	107	10	wang	wang	PROPN
cet-15697	107	11	z.	z.	PROPN
cet-15697	107	12	,	,	PUNCT
cet-15697	107	13	liu	liu	PROPN
cet-15697	107	14	s.	s.	PROPN
cet-15697	107	15	,	,	PUNCT
cet-15697	107	16	zhu	zhu	PROPN
cet-15697	107	17	d.	d.	PROPN
cet-15697	107	18	,	,	PUNCT
cet-15697	107	19	2021	2021	NUM
cet-15697	107	20	,	,	PUNCT
cet-15697	107	21	study	study	VERB
cet-15697	107	22	on	on	ADP
cet-15697	107	23	shell	shell	ADJ
cet-15697	107	24	side	side	NOUN
cet-15697	107	25	heat	heat	NOUN
cet-15697	107	26	transport	transport	NOUN
cet-15697	107	27	enhancement	enhancement	NOUN
cet-15697	107	28	of	of	ADP
cet-15697	107	29	double	double	ADJ
cet-15697	107	30	tube	tube	NOUN
cet-15697	107	31	heat	heat	NOUN
cet-15697	107	32	exchangers	exchanger	NOUN
cet-15697	107	33	by	by	ADP
cet-15697	107	34	twisted	twisted	ADJ
cet-15697	107	35	oval	oval	NOUN
cet-15697	107	36	tubes	tube	NOUN
cet-15697	107	37	.	.	PUNCT
cet-15697	108	1	international	international	ADJ
cet-15697	108	2	communications	communication	NOUN
cet-15697	108	3	in	in	ADP
cet-15697	108	4	heat	heat	NOUN
cet-15697	108	5	and	and	CCONJ
cet-15697	108	6	mass	mass	NOUN
cet-15697	108	7	transfer	transfer	NOUN
cet-15697	108	8	,	,	PUNCT
cet-15697	108	9	124	124	NUM
cet-15697	108	10	,	,	PUNCT
cet-15697	108	11	105273	105273	NUM
cet-15697	108	12	.	.	PUNCT
cet-15697	109	1	picón	picón	NOUN
cet-15697	109	2	-	-	PUNCT
cet-15697	109	3	núñez	núñez	PROPN
cet-15697	109	4	m.	m.	NOUN
cet-15697	109	5	,	,	PUNCT
cet-15697	109	6	garcía	garcía	PROPN
cet-15697	109	7	-	-	PUNCT
cet-15697	109	8	castillo	castillo	PROPN
cet-15697	109	9	j.l	j.l	PROPN
cet-15697	109	10	.	.	PROPN
cet-15697	109	11	,	,	PUNCT
cet-15697	109	12	crespo	crespo	PROPN
cet-15697	109	13	-	-	PUNCT
cet-15697	109	14	quintanilla	quintanilla	PROPN
cet-15697	109	15	j.a	j.a	PROPN
cet-15697	109	16	.	.	PROPN
cet-15697	109	17	,	,	PUNCT
cet-15697	109	18	minchaca	minchaca	PROPN
cet-15697	109	19	-	-	PUNCT
cet-15697	109	20	mojica	mojica	PROPN
cet-15697	109	21	j.i	j.i	PROPN
cet-15697	109	22	.	.	PROPN
cet-15697	109	23	,	,	PUNCT
cet-15697	109	24	2023	2023	NUM
cet-15697	109	25	,	,	PUNCT
cet-15697	109	26	increasing	increase	VERB
cet-15697	109	27	heat	heat	NOUN
cet-15697	109	28	recovery	recovery	NOUN
cet-15697	109	29	in	in	ADP
cet-15697	109	30	heat	heat	NOUN
cet-15697	109	31	exchanger	exchanger	NOUN
cet-15697	109	32	design	design	NOUN
cet-15697	109	33	using	use	VERB
cet-15697	109	34	a	a	DET
cet-15697	109	35	combined	combine	VERB
cet-15697	109	36	twisted	twisted	ADJ
cet-15697	109	37	tape	tape	NOUN
cet-15697	109	38	and	and	CCONJ
cet-15697	109	39	twisted	twisted	ADJ
cet-15697	109	40	tube	tube	NOUN
cet-15697	109	41	technology	technology	NOUN
cet-15697	109	42	.	.	PUNCT
cet-15697	110	1	chemical	chemical	NOUN
cet-15697	110	2	engineering	engineering	NOUN
cet-15697	110	3	transactions	transaction	NOUN
cet-15697	110	4	,	,	PUNCT
cet-15697	110	5	103	103	NUM
cet-15697	110	6	,	,	PUNCT
cet-15697	110	7	403–408	403–408	NUM
cet-15697	110	8	.	.	PUNCT
cet-15697	111	1	samruaisin	samruaisin	PROPN
cet-15697	111	2	p.	p.	PROPN
cet-15697	111	3	,	,	PUNCT
cet-15697	111	4	kunlabud	kunlabud	PROPN
cet-15697	111	5	s.	s.	PROPN
cet-15697	111	6	,	,	PUNCT
cet-15697	111	7	kunnarak	kunnarak	PROPN
cet-15697	111	8	k.	k.	PROPN
cet-15697	111	9	,	,	PUNCT
cet-15697	111	10	chuwattanakul	chuwattanakul	PROPN
cet-15697	111	11	v.	v.	PROPN
cet-15697	111	12	,	,	PUNCT
cet-15697	111	13	eiamsa	eiamsa	PROPN
cet-15697	111	14	-	-	PUNCT
cet-15697	111	15	ard	ard	PROPN
cet-15697	111	16	s.	s.	PROPN
cet-15697	111	17	,	,	PUNCT
cet-15697	111	18	2019	2019	NUM
cet-15697	111	19	,	,	PUNCT
cet-15697	111	20	intensification	intensification	NOUN
cet-15697	111	21	of	of	ADP
cet-15697	111	22	convective	convective	ADJ
cet-15697	111	23	heat	heat	NOUN
cet-15697	111	24	transfer	transfer	NOUN
cet-15697	111	25	and	and	CCONJ
cet-15697	111	26	heat	heat	NOUN
cet-15697	111	27	exchanger	exchanger	NOUN
cet-15697	111	28	performance	performance	NOUN
cet-15697	111	29	by	by	ADP
cet-15697	111	30	the	the	DET
cet-15697	111	31	combined	combine	VERB
cet-15697	111	32	influence	influence	NOUN
cet-15697	111	33	of	of	ADP
cet-15697	111	34	a	a	DET
cet-15697	111	35	twisted	twisted	ADJ
cet-15697	111	36	tube	tube	NOUN
cet-15697	111	37	and	and	CCONJ
cet-15697	111	38	twisted	twisted	ADJ
cet-15697	111	39	tape	tape	NOUN
cet-15697	111	40	.	.	PUNCT
cet-15697	112	1	case	case	NOUN
cet-15697	112	2	studies	study	NOUN
cet-15697	112	3	in	in	ADP
cet-15697	112	4	thermal	thermal	ADJ
cet-15697	112	5	engineering	engineering	NOUN
cet-15697	112	6	,	,	PUNCT
cet-15697	112	7	14	14	NUM
cet-15697	112	8	,	,	PUNCT
cet-15697	112	9	100489	100489	NUM
cet-15697	112	10	.	.	PUNCT
cet-15697	113	1	wang	wang	PROPN
cet-15697	113	2	b.	b.	PROPN
cet-15697	113	3	,	,	PUNCT
cet-15697	113	4	arsenyeva	arsenyeva	PROPN
cet-15697	113	5	o.	o.	PROPN
cet-15697	113	6	,	,	PUNCT
cet-15697	113	7	zeng	zeng	PROPN
cet-15697	113	8	m.	m.	PROPN
cet-15697	113	9	,	,	PUNCT
cet-15697	113	10	klemes	klemes	PROPN
cet-15697	113	11	j.j	j.j	PROPN
cet-15697	113	12	.	.	PROPN
cet-15697	113	13	,	,	PUNCT
cet-15697	113	14	varbanov	varbanov	PROPN
cet-15697	113	15	p.s	p.s	INTJ
cet-15697	113	16	.	.	PROPN
cet-15697	113	17	,	,	PUNCT
cet-15697	113	18	2022	2022	NUM
cet-15697	113	19	,	,	PUNCT
cet-15697	113	20	an	an	DET
cet-15697	113	21	advanced	advanced	ADJ
cet-15697	113	22	grid	grid	NOUN
cet-15697	113	23	diagram	diagram	NOUN
cet-15697	113	24	for	for	ADP
cet-15697	113	25	heat	heat	NOUN
cet-15697	113	26	exchanger	exchanger	NOUN
cet-15697	113	27	network	network	NOUN
cet-15697	113	28	retrofit	retrofit	NOUN
cet-15697	113	29	with	with	ADP
cet-15697	113	30	detailed	detailed	ADJ
cet-15697	113	31	plate	plate	NOUN
cet-15697	113	32	heat	heat	NOUN
cet-15697	113	33	exchanger	exchanger	NOUN
cet-15697	113	34	design	design	NOUN
cet-15697	113	35	.	.	PUNCT
cet-15697	114	1	energy	energy	NOUN
cet-15697	114	2	,	,	PUNCT
cet-15697	114	3	248	248	NUM
cet-15697	114	4	,	,	PUNCT
cet-15697	114	5	123485	123485	NUM
cet-15697	114	6	.	.	PUNCT
cet-15697	115	1	yang	yang	PROPN
cet-15697	115	2	s.	s.	PROPN
cet-15697	115	3	,	,	PUNCT
cet-15697	115	4	zhang	zhang	PROPN
cet-15697	115	5	l.	l.	PROPN
cet-15697	115	6	,	,	PUNCT
cet-15697	115	7	xu	xu	PROPN
cet-15697	115	8	h.	h.	PROPN
cet-15697	115	9	,	,	PUNCT
cet-15697	115	10	2011	2011	NUM
cet-15697	115	11	,	,	PUNCT
cet-15697	115	12	experimental	experimental	ADJ
cet-15697	115	13	study	study	NOUN
cet-15697	115	14	on	on	ADP
cet-15697	115	15	convective	convective	ADJ
cet-15697	115	16	heat	heat	NOUN
cet-15697	115	17	transfer	transfer	NOUN
cet-15697	115	18	and	and	CCONJ
cet-15697	115	19	flow	flow	NOUN
cet-15697	115	20	resistance	resistance	NOUN
cet-15697	115	21	characteristics	characteristic	NOUN
cet-15697	115	22	of	of	ADP
cet-15697	115	23	water	water	NOUN
cet-15697	115	24	flow	flow	NOUN
cet-15697	115	25	in	in	ADP
cet-15697	115	26	twisted	twisted	ADJ
cet-15697	115	27	elliptical	elliptical	ADJ
cet-15697	115	28	tubes	tube	NOUN
cet-15697	115	29	.	.	PUNCT
cet-15697	115	30	applied	apply	VERB
cet-15697	115	31	thermal	thermal	ADJ
cet-15697	115	32	engineering	engineering	NOUN
cet-15697	115	33	,	,	PUNCT
cet-15697	115	34	31(14–15	31(14–15	NUM
cet-15697	115	35	)	)	PUNCT
cet-15697	115	36	,	,	PUNCT
cet-15697	115	37	2981	2981	NUM
cet-15697	115	38	–	–	PUNCT
cet-15697	115	39	2991	2991	NUM
cet-15697	115	40	.	.	PUNCT
cet-15697	116	1	yu	yu	PROPN
cet-15697	116	2	c.	c.	PROPN
cet-15697	116	3	,	,	PUNCT
cet-15697	116	4	cui	cui	PROPN
cet-15697	116	5	y.	y.	PROPN
cet-15697	116	6	,	,	PUNCT
cet-15697	116	7	zhang	zhang	PROPN
cet-15697	116	8	h.	h.	PROPN
cet-15697	116	9	,	,	PUNCT
cet-15697	116	10	gao	gao	PROPN
cet-15697	116	11	b.	b.	PROPN
cet-15697	116	12	,	,	PUNCT
cet-15697	116	13	zeng	zeng	PROPN
cet-15697	116	14	m.	m.	PROPN
cet-15697	116	15	,	,	PUNCT
cet-15697	116	16	han	han	PROPN
cet-15697	116	17	l.	l.	PROPN
cet-15697	116	18	,	,	PUNCT
cet-15697	116	19	2022	2022	NUM
cet-15697	116	20	,	,	PUNCT
cet-15697	116	21	comparative	comparative	ADJ
cet-15697	116	22	study	study	NOUN
cet-15697	116	23	on	on	ADP
cet-15697	116	24	turbulent	turbulent	ADJ
cet-15697	116	25	flow	flow	NOUN
cet-15697	116	26	characteristics	characteristic	NOUN
cet-15697	116	27	and	and	CCONJ
cet-15697	116	28	heat	heat	NOUN
cet-15697	116	29	transfer	transfer	NOUN
cet-15697	116	30	mechanism	mechanism	NOUN
cet-15697	116	31	of	of	ADP
cet-15697	116	32	a	a	DET
cet-15697	116	33	twisted	twisted	ADJ
cet-15697	116	34	oval	oval	NOUN
cet-15697	116	35	tube	tube	NOUN
cet-15697	116	36	with	with	ADP
cet-15697	116	37	different	different	ADJ
cet-15697	116	38	twisted	twisted	ADJ
cet-15697	116	39	tapes	tape	NOUN
cet-15697	116	40	.	.	PUNCT
cet-15697	117	1	international	international	ADJ
cet-15697	117	2	journal	journal	NOUN
cet-15697	117	3	of	of	ADP
cet-15697	117	4	thermal	thermal	ADJ
cet-15697	117	5	sciences	science	NOUN
cet-15697	117	6	,	,	PUNCT
cet-15697	117	7	174	174	NUM
cet-15697	117	8	,	,	PUNCT
cet-15697	117	9	107455	107455	NUM
cet-15697	117	10	.	.	PUNCT
cet-15697	118	1	432	432	NUM
cet-15697	118	2	0217.pdf	0217.pdf	NOUN
cet-15697	118	3	retrofit	retrofit	NOUN
cet-15697	118	4	of	of	ADP
cet-15697	118	5	tubular	tubular	ADJ
cet-15697	118	6	heat	heat	NOUN
cet-15697	118	7	exchangers	exchanger	NOUN
cet-15697	118	8	using	use	VERB
cet-15697	118	9	twisted	twisted	ADJ
cet-15697	118	10	tubes	tube	NOUN
cet-15697	118	11	for	for	ADP
cet-15697	118	12	a	a	DET
cet-15697	118	13	target	target	NOUN
cet-15697	118	14	thermal	thermal	ADJ
cet-15697	118	15	effectiveness	effectiveness	NOUN