COEFICIENTE CONVECTIVO BOCACHICO

7/25/2019 COEFICIENTE CONVECTIVO BOCACHICO

1/17

CURSO : INGENIERIA DE ALIMENTOS I

Profesor:Ing. ROLDAN CARBAJAL, Williams.

ALUMNA:DIAZ LEANDRO, Liliana

CICLO : 2014 II

Tingo Mara Per.

I. INTRODUCCION

UNIVERSIDAD NACIONAL AGRARIA DE LA SELVA

DEPARTAMENTO ACADEMICO DE CIENCIA,TECNOLOGIA

E INGENIERIA DE ALIMENTOS

Facultad de Ingeniera en

Industrias AlimentariasCoeien!e on"e!i"o #e$ %oa&io


2/17

En !l "#!s!n$! "#a%$i%a s! anali&' ( s! %al%)l' !l %*!+i%i!n$! %*n!%$i* la

$#ans+!#!n%ia -! %al*# -)#an$! !l +#!-* -! $#*&*s -! /*%a%i%* !n a%!i$!

!g!$al a 140, 10, 103C. L*s %*!+i%i!n$!s -! $#ans+!#!n%ia -! %al*# ( ma$!#ia

s! in%#!m!n$a#*n al a)m!n$a# la $!m"!#a$)#a -!l a%!i$!.

El %*!+i%i!n$! %*n!%$i* -! $#ans+!#!n%ia -! %al*# !s )n "a#m!$#* n!%!sa#i*

!n !l -is!5* ( %*n$#*l -! l*s !6)i"*s -! "#*%!sami!n$* -! alim!n$*s -*n-!

+l)i-*s %*m* ai#!, ni$#'g!n*, a"*#, a%!i$!s, !$%. S*n )sa-*s %*m* m!-i*s -!

%al!n$ami!n$*, !n+#iami!n$*, %*ng!la%i'n * %*%%i'n. En -i%*s "#*%!s*s la

$#ans+!#!n%ia -! %al*# ")!-! i# a%*m"a5a-a -! )na $#ans+!#!n%ia -! masa, "*#

l* 6)! la -!$!#mina%i'n -! al*# -! s! %*m"li%a, %*ni#$i7n-*s! !n )n */8!$*

-! in!s$iga%i'n im"*#$an$! -! la $#ans+!#!n%ia -! %al*# %*n!%$ia 9sa/lani,200:;

II. OBJETIVOS

D!$!#mina# !l %*!+i%i!n$! %*n!%$i* -! $#ans+!#!n%ia -! %al*# -)#an$! !l

+#!-* "*# inm!#si'n -! lminas -! /*%a%i%* !n a%!i$! -! "alma a

-i+!#!n$!s $!m"!#a$)#as.

III. MARCO TEORICO

III.1. Bocachico


3/17

El B*%a%i%* !s )n "!& mig#a$*#i* -! ag)a -)l%!, s) $ama5* !s m!-ian*, l*s

!8!m"la#!s ms g#an-!s ")!-!n al%an&a# l*s 0 %m -! l*ngi$)-, s) /*%a !s

"!6)!5a ( %a#n*sa ( "#*min!n$! l* %)al -a *#ig!n a s) n*m/#! %*m


4/17

im"*#$an$! sa/!# !l al*# -! !s$! +a%$*# "*#6)! !s $*n*s -!m)!s$#a la !l*%i-a-

%*n 6)! s! $#ans+!#i# !l %al*#, si!n-* )na #!la%i'n -i#!%$a !l %al*# $#ans+!#i-*

%*n !l %*!+i%i!n$! %*n!%$i*. 9C .RAMOS, 2011;.

III.2.1. Coe$iciente de tran#$erencia de calor 'or con%ecci(n

La l!( -! !n+#iami!n$* -! N!$*n !s$a/l!%! 6)! la $asa -! $#ans+!#!n%ia -!

%al*# 6)! a/an-*na )na s)"!#+i%i! a )na $!m"!#a$)#a Ts"a#a "asa# a )n +l)i-*

-!l !n$*#n* a $!m"!#a$)#a T+s! !s$a/l!%! "*# la !%)a%i'n@

%*n!%$i*nF A 9Ts T+;

D*n-! !l %*!+i%i!n$! -! $#ans+!#!n%ia -! %al*# $i!n! las )ni-a-!s

-! WHm2.*B$)Hs.in2.. El %*!+i%i!n$! n* !s )na "#*"i!-a- $!#m*-inmi%a. Es)na %*##!la%i'n sim"li+i%a-a !n$#! !l !s$a-* -!l +l)i-* ( las %*n-i%i*n!s -! +l)8*,

"*# l* %)al g!n!#alm!n$! s! la %*n*%! %*m* )na "#*"i!-a- -! +l)8*.

La %*n!%%i'n !s$ liga-a al %*n%!"$* -! )na %a"a -! %*n$*#n* 6)! !s )na

-!lga-a %a"a -! $#ansi%i'n !n$#! )na s)"!#+i%i!, 6)! s! s)"*n! a-(a%!n$! a las

m*l7%)las !s$a%i*na#ias, ( !l +l)8* -! +l)i-* !n !l !n$*#n*. Es$* s! ")!-!

*/s!#a# !n la sig)i!n$! +ig)#a 6)! m)!s$#a )n +l)8* s*/#! )na "la%a "lana.

9C .RAMOS, 2011;.

D*n-! )9, (; !s la !l*%i-a- -! -i#!%%i'n . A la #!gi'n 6)! a as$a la a#is$a

!$!#na -! la %a"a -! +l)i-*, -!+ini-a %*m* !l ::= -! la !l*%i-a- -! la

%*##i!n$! li/#!, s! -!n*mina !s"!s*# -! la %a"a -! %*n$*#n* -!l +l)i-* -9;.

III.2.2. Coe$iciente con%ecti%o de tran#$erencia de calor

El %*!+i%i!n$! %*n!%$i* -! $#ans+!#!n%ia -! %al*# !s )sa-* "a#a %)an$i+i%a# la

$asa -! $#ans+!#!n%ia -! %al*# %*n!%$ia -! * a%ia la s)"!#+i%i! -!l "#*-)%$*.


5/17

La -!$!#mina%i'n -!l %*!+i%i!n$! -! %*n!%%i'n !n la $#ans+!#!n%ia -! %al*# !s

m)( im"*#$an$! !n !l -is!5* ( m*-!lami!n$* -! sis$!mas -! +#i$)#as "a#a l*s

alim!n$*s 9A. Alis !$ al., 200:;,

III.2.). M"todo# 'ara la deter*inaci(n del coe$iciente con%ecti%o de

tran#$erencia de calor

Alis. !$ al. 9200:;, !s$i")la#*n $#!s m7$*-*s "a#a m!-i# !l %*!+i%i!n$! -!

%*n!%%i'n !n la $#ans+!#!n%ia -! %al*#@

M!-i-a -! la $!m"!#a$)#a !n !s$a-* !s$a%i*na#i*@ Basa-* !n la l!( -!

!n+#iami!n$* -! N!$*n. M!-i-a -! la $!m"!#a$)#a !n !s$a-* $#ansi$*#i*@ Anlisis -! sis$!mas

%*n%!n$#a-*s

Es$! m7$*-* #!6)i!#! -! )n s!ns*# 6)! ")!-! -!$!%$a# la $!m"!#a$)#a

!n la s)"!#+i%i! mi!n$#as !is$! )n %am/i* -! $i!m"*

III.2.+. %aria,le# 'ara la deter*inaci(n de h G!*m!$#a La $!m"!#a$)#a -!l +l)i-* $i!m"*

IV. MATERIA-ES METODOSIV.1. Materia 'ri*a. a#a la sig)i!n$! in!s$iga%i'n s! )$ili&a#a %*m*

ma$!#ia "#ima lminas -! /*%a%i%*.

IV.2. E/ui'o# e in#tru*ento#


6/17

DATATRACE OR WINDOWS.DATATRACE mi%#*"a%K s!#ial n)m/!#

MT12, m*-!l 000T1, #ang*20 TO 140 DEGREES C, PSA. Ba5* ma#a. T!#m'm!$#* -! m!#%)#i*. Balan&a anal$i%a !l!%$#'ni%a.

Qas*s -! "#!%i"i$a%i'n.IV.). Metodolo0a S! %*#$' !l /*%a%i%* !n +*#ma -! "la%a. Las %*n-i%i*n!s -! "#*%!s*

+)!#*n $!m"!#a$)#as -! +#i$)#a -! 10 3C ( $i!m"*s -! +#!-* !n$#! 0 a

420 s!g)n-*s. En !s$! "#*%!s*, s! !m"l!' a%!i$! -! "alma %*m* m!-i* -! +#i$)#a (

)na +#!i-*#a !l7%$#i%a !n a%!#* in*i-a/l!. En la %*n-i%i'n -! +#!-*s s!

)sa# )na lmina -! /*%a%i%* ( s! #!ali&a#*n #7"li%as anal$i%as. a#a

m!-i# la a#ia%i'n -! $!m"!#a$)#a -! las lminas s! ins!#$a#*n 2

$!#m*"a#!s $i"* J -! 0.2 mm -! -im!$#* "*# l*s !$#!m*s -! la "la%a

!n s!n$i-* l*ngi$)-inal as$a 6)! las ")n$as -! l*s mism*s !s$)i!#an

-!n$#* -!l %!n$#* g!*m7$#i%* ( s)+i%i!n$!m!n$! l!8*s -! l*s !$#!m*s

*$#* $!#m*"a# -! las mismas %a#a%$!#s$i%as s! )s' "a#a m!-i# la

$!m"!#a$)#a -!l a%!i$!. Las $!m"!#a$)#as s! #!gis$#a#an %a-a 10

s!g)n-*s !m"l!an-* )n sis$!ma -! a-6)isi%i'n -! -a$*s a%*"la-* a )n

%*m")$a-*# "!#s*nal. El %al*# !s"!%+i%* ( la -!nsi-a- -! la m)!s$#a

s!#n -!$!#mina-*s !m"l!an-* la +*#m)las s)g!#i-*s "*# C*i ( OK*s

91:;, %*n /as! !n la %*m"*si%i'n -! /*%a%i%* ( la $!m"!#a$)#a -!

+#i$)#a. En am/*s $#a/a8*s !l m!%anism* -! %*n!%%i'n !s !l %*n$#*l -!

la $#ans+!#!n%ia -! %al*#. Es$! m*-!l* s! !"#!sa "*# la l!( -!

!n+#iami!n$* -! n!$*n %*m* s! "#!s!n$a !n la sig)i!n$! !%)a%i'n 91;.

Q=hA T 91;

N* */s$an$!, !l %*!+i%i!n$! %*n!%$i* -! $#ans+!#!n%ia -! %al*# 9; +)!

%al%)la-* "a#a !l +#!-* -!l /*%a%i%* $!ni!n-* !n %)!n$a !l !s$a-* -!

!6)ili/#i* !n$#! la $!m"!#a$)#a -!l in$!#i*# -! la m)!s$#a ( !l /alan%! -!

%al*#, !m"l!an-* la !%)a%i'n 902;, -!s%#i$a a %*n$in)a%i'n@


7/17

hA (TSTb )= . V . CpT

t902;

)! #!s*li7n-*la %*n las %*n-i%i*n!s ini%ial!s ( lin!ali&n-*la, 6)!-a

!"#!sa-a %*m* s! in-i%a !n la !%)a%i'n 9;@

ln [TSTeT0Te]=

h . A

. V .Cpt 9;

inalm!n$!, -! la "!n-i!n$! #!s)l$an$! -! la g#+i%a ln [TsTeT0Te] Qs $i!m"* 9$;

%*n*%i-*s !l #!a -! $#ans+!#!n%ia -! %al*#, la -!nsi-a-, !l %al*# !s"!%+i%* ( !l

*l)m!n -! la lmina -! /*6)!%i%*, s! -!$!#mina# m!-ian$! la !%)a%i'n

94; as@

h= . V . Cp

A 94;

V. RESU-TADOS DISCUSIONESDato#

*1312 0 Ti324.+

*2312 0 Ti325.6


8/17

*)31+ 0 Ti324.7

C)a-#* 01@!n!$#a%i'n -! %al*# -!l a%!i$! -)#an$! !l +#!-* -! lminas -!/*%a%i%*.

Ti!m"* 9$; Ta T' 140.1 59.6(' 140.6 66.6)' 140.6 72.8*' 140.7 78.4+' 140.3 84.5' 140.2 91.5-' 140 98.2.' 140 104.5/' 140.2 111.7

0' 140.1 117.2('' 140 128.3((' 140 128.3()' 140 132.5(*' 140.2 135.4(+' 140.7 136.9(' 140.6 137.8(-' 140.7 138.1(.' 140.2 138.5(/' 140.7 138.9

(0' 140.6 139.4)'' 140.6 139.9

G#a+i%* 01@ T!m"!#a$)#a -! lmina /*%a%i%* -)#an$! !l +#!-* "*# inm!#si'n ala $!m"!#a$)#a -!l a%!i$!.


9/17

Cuadro 82 !n!$#a%i'n -! %al*# -!l a%!i$! "*# $#ans+!#!n%ia -! %al*#.Tiempo(

)

Ta T Ln11Ta2T341Ta2Ti33

' 140.1 59.6 -0.33647224(' 140.6 66.6 -0.42509107

)' 140.6 72.8 -0.51259397

*' 140.7 78.4 -0.59807774

+' 140.3 84.5 -0.7047286

' 140.2 91.5 -0.83993731

-' 140 98.2 -0.99094538.' 140 104.5 -1.15430902

/' 140.2 111.7 -1.37571225

0' 140.1 117.2 -1.59359251

('' 140 128.3 -2.26425287

((' 140 128.3 -2.26425287

()' 140 132.5 -2.7089387

(*' 140.2 135.4 -3.15700042

(+' 140.7 136.9 -3.3950381

(' 140.6 137.8 -3.69953675

(-' 140.7 138.1 -3.77452772

(.' 140.2 138.5 -4.19498809

(/' 140.7 138.9 -4.1422525

(0' 140.6 139.4 -4.54683461

)'' 140.6 139.9 -5.08583111

9ra$ico 82 Tie*'o V# -n ::Ta;T


10/17

9ra$ico 8) Tie*'o V# -n ::Ta;T


11/17

h=0.83036 KJ

m2 C

Cuadro 8)!n!$#a%i'n -! %al*# -!l a%!i$! "*# $#ans+!#!n%ia -! %al*#.

9ra$ico 8+ T!m"!#a$)#a -! lmina/*%a%i%* -)#an$! !l +#!-* "*# inm!#si'n ala $!m"!#a$)#a -!l a%!i$!.

Cuadro 8+!n!$#a%i'n -! %al*# -!la%!i$! "*# $#ans+!#!n%ia -! %al*#.

131.4 123.9 -2.63428

405

210

131.4 123.9

220 131.3 123.1

230 131.4 121.2

240 131.1 120.8

250 131.4 123.4

260 131 124.5

270 131 124.3

280 130.7 124.4290 130.6 128.9

300 130.6 127.1

310 131 128.6

320 131.2 128.6

330 131 128.3

340 130.8 129.3

350 130.9 129

360 130.8 125.8

370 130.9 129.2

380 130.7 128.7390 130.8 129.4

400 130.5 129.4

410 130.7 128.8

420 130.6 126.8

Tie56o173 Ta T

0 130.1 29

10 129.2 112.9

20 129.1 114.8

30 129.3 116.1

40 129 118

50 129.4 123.5

60 129.3 124.3

70 129.7 125.3

80 126.6 125.690 129.5 126.3

100 129.7 126.9

110 130.6 127.5

120 130.3 128.2

130 130.4 127.2

140 130.6 127.7

150 130.8 128.3

160 131.2 128.5

170 131.2 128.1

180 131.2 128.4190 131.2 126.2

200 131.3 125.9

Tie5

6o Ta T

Ln811Ta2T341Ta2Ti33

0130.1 29 -0.02055873

10129.2

112.9 -1.83674457

20129.1

114.8 -1.96667214

30129.3

116.1 -2.04866988

40 129 118 -2.22805745

50

129.

4

123.

5 -2.85491045

60129.3

124.3 -3.0194488

70129.7

125.3 -3.15118081

80126.6

125.6 -4.60216568

90129.5

126.3 -3.46768712

100129.7

126.9 -3.60316594

110130.6

127.5 -3.5101

120130.3

128.2 -3.89666762

130130.4

127.2 -3.4764208

140130.6

127.7 -3.57679138

150130.8

128.3 -3.72713817

160131.2

128.5 -3.65401959

170131.2

128.1 -3.51586925

180131.2

128.4 -3.61765194

190131.2

126.2 -3.03783345

200131.3

125.9 -2.96183072


12/17

210

220 131.3 123.1

-2.5440955

2

230 131.4 121.2

-

2.32679935

240 131.1 120.8

-2.3141682

3

250 131.4 123.4

-2.5697455

3

260 131 124.5-

2.7735498

270 131 124.3

-2.7432444

5

280 130.7 124.4

-2.8019163

4

290 130.6 128.9

-4.1108738

6

300 130.6 127.1

-3.3887391

5

310 131 128.6

-

3.76988324

320 131.2 128.6

-3.6917599

2

330 131 128.3-

3.6521002

340 130.8 129.3

-4.2379637

9

350 130.9 129

-4.0025370

1

360 130.8 125.8

-3.0339909

9

370 130.9 129.2

-4.1137626

5

380 130.7 128.7

-3.9493187

9

390 130.8 129.4

-

4.30695666


13/17

400 130.5 129.4

-4.5452271

5

410 130.7 128.8

-4.0006120

8

420 130.6 126.8

-3.3065010

5

9ra$ico 8@ Tie*'o V# -n ::Ta;T


14/17

>allando el coe$iciente con%ecti%o

Ree*'la?ando %alore# 'ara encontrar h

b=h AmCp

Donde el %alor de

A=1.25103m2

masa=12 g=0.012kg

Cp=

3.18KJ

Kg C

Ree*'la?ando

0.0389= h(1.25103 m2)

(0.012kg )(3.18 kj

kg c)

h=0.83036 KJ

m2 C

Cuadro 8@!n!$#a%i'n -! %al*# -!l a%!i$! "*# $#ans+!#!n%ia -! %al*#.

130.9 126.8

Te!a173 Ta T0 131.2 27.8

10 131.5 11920 131.5 124.5

30 131.6 125.440 131.4 125.150 131.4 126.3

60 131 126.8

70 130.5 127.880 130.3 130

90 130.2 129.9100 130.2 129.9110 130.1 128.7

120 130.1 129.5130 130.2 129.3

140 130.2 125.2150 130.1 124.5160 130.2 128.7

170 130.4 129.2180 130.5 129.5

190 130.6 126.7200 130.7 129.1


15/17

210220 131.3 127.4

230 131.2 125.8240 131.2 127.3250 131.2 125.6

260 131.1 125.9270 131.1 124.8280 131.2 129.4

290 131.2 129.3300 131.1 129.2

310 131 127.8320 130.8 129.6330 130.8 124.6

340 130.8 120.4350 130.7 121.2360 130.6 123.1

370 130.9 125.6380 130.5 125.5

390 130.3 124.3400 130.6 129.2

410 130.3 112.4420 131.3 116.4

9ra$ico 84 T!m"!#a$)#a -! lmina /*%a%i%* -)#an$! !l +#!-* "*# inm!#si'n ala $!m"!#a$)#a -!l a%!i$!.

Cuadro 85!n!$#a%i'n -! %al*# -!l a%!i$! "*# $#ans+!#!n%ia -! %al*#.


16/17

9ra$ico 87 Tie*'o V# -n ::Ta;T


17/17

( -! l*s #!s)l$a-*s */$!ni-*s s! ")!-! a+i#ma# 6)! !l %*!+i%i!n$! -!

$#ans+!#!n%ia -! %al*# "*# %*n!%%i'n !s )n* -! l*s "a#m!$#*s ms

im"*#$an$!s ( n!%!sa#i* "a#a -is!5a# ( %*n$#*la# l*s "#*%!s*s -! +#i$)#a.

El a)m!n$* !n la $!m"!#a$)#a -!l m!-i*, a%!i$!, in%#!m!n$a l*s al*#!s

-!l %*!+i%i!n$! -! $#ans+!#!n%ia -! %al*#.

VII. REERENCIAS BIB-IO9RAICAS

J. Oli!#a, 9200:;.%a#a%$!#s$i%as -!l /*%a6)i%*.!n

lin!a.$$"@HH!l/*%a%i%*./l*gs"*$.%*mH2011H0H%a#a%$!#is$i%as.$ml.

-!s%a#ga-* !l 1 -! n*i!m/#! -!l 2014.

M*8i%a, J.I. > ?la#!&L!'n. 92002;. S!#i! Li/#*s R*8*s -! !s"!%i!s

am!na&a-as -! C*l*m/ia. Ins$i$)$* -! Ci!n%ias Na$)#al!s,

Pni!#si-a- Na%i*nal -! C*l*m/ia, Minis$!#i* -!l M!-i* Am/i!n$!.

B*g*$, C*l*m/ia. A. Alis, C. Q7l!&, M. Ra-aM!n-*&a, M. Qillami!l, .S. Qilla-a. !a$

$#ans+!# %*!++i%i!n$ -)#ing -!!"+a$ +#(ing. J*)#nal **- C*n$#*l. 20

9200:; 21. C .RAMOS. 92011;. $$"s@HH!s.s%#i/-.%*mH-*%H::4:4HRACTICA

N=C2=BA2%*!+i%i!n$!%*n!%$i* $$"@HH!l".s*li-*#Ks.%*mH2011Hs"anisHS*li-W*#KsH%*#KsHL!ga%(

!l"HSim)la$i*nHAnal(sisBa%Kg#*)n-HT!#malAnal(sisHC*n!%$i*nUT*"

i%sHC*n!%$i*nU!a$UC*!++i%i!n$.$
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