práctica 4 - humidificacion y psicrometria

7/25/2019 Prctica 4 - Humidificacion y Psicrometria

1/25

UNIVERSIDAD NACIONAL SANCRISTBAL DE HUAMANGA

FACULTAD DE INGENIERA QUMICA Y METALURGA

ESCUELA DE FORMACIN PROFESIONAL DEINGENIERA EN INDUSTRIAS ALIMENTARIAS

ASIGANATURA DE TRANSFERENCIA DE MASA: AI-443

PRCTICA N 04

HUMIDIFICACIN Y PSICROMETRA

FECHA DE PRCTICA : 23 de Octube de 2!"3

GRUPO : M#$c%&e'( "! ) " *+,PROFESORA : I-., A--/ 0EGARRA VILA

ALUMNA : P/uc/1u/-c/ /#1u/+-( ude 4/t#/

AACUCHO ) PER52!"3


2/25

INTRODUCCIN

L/ *'#c%+et6/ e'tud#/ &/' *%*#ed/de' te+%d#-+#c/' de &/'+e7c&/' ./'89/*%, C%-'t#tue e& ;u-d/+e-t% de #+*%t/-te'%*e/c#%-e' de &/ #-du't#/ /+e-t/#/ c%+% e& 'ec/d% /c%-d#c#%-/+#e-t% de /#e( e& e-;#/+#e-t% de /.u/ % e& 'ec/d% de'c/d%% de'1u+#d#>c/d%( 'e.?- 'e/- &/' c%-d#c#%-e' de& /#e e@te#%,


3/25

A!"#$% G"&"'()":L/ 1u+#d#>c/c#c/' =uec%e&/c#%-/- &/' d#;ee-te' c//cte6't#c/' % *%*#ed/de' de u-/+e7c&/( -%+/&+e-te 'e d#'*%-e- *// +e7c&/' de vapor de aguac%-te-#d% e- aire/ una atmsferade *e'#c/d%c%- 9/*% de /.u/,

II* INFORMACIN +I+LIOGRFICA

II*.* HUMIDIFICACIN

L/ 1u+#d#>c/c#


4/25

II*.*.* C()"&$(/"&$% #%& 12/#(#5&

E& /#e *uede 'e c/&e-t/d% 1u+#d#>c/d% '#+u&t-e/+e-te 'e &e1/ce+%' */'/ / t/9$' de u- /c%-d#c#%-/d% c%- u-/ ed de t%be/'

=ue *u&9e#ce- /.u/ =ue 1/ '#d% c/&e-t/d/ e- u- #-tec/+b#/d%/.u/ ) 9/*% % '#+*&e+e-te +ed#/-te u-/ #-ecc#c/ de& /#e t/t/d%( +#e-t/' =ue 'u te+*e/tu/ de&bu&b% 'ec% >-/& *uede 'e +e-%( +/% % #.u/& =ue &/ #-#c#/&( e-;u-c#c/( e' dec#/u+e-t/+%' 'u te+*e/tu/ '#- /.e./ -# =u#t/&e 9/*% de /.u/,O*e/c#


5/25

II*6* PSICROMETRA

Se &&/+/ /t+


6/25

II*6*.* E8"#$% " )( 9('(7)" !#'%/$'#( "& )%!'%2#$% !"'"#""'%*

(; T"/!"'($2'(* L/ te+*e/tu/ de& /#e e' &/ 9/#/b&e +'#+*%t/-te deb#d% / =ue t#e-de / c%-t%&/ &/ te+*e/tu/ de

&%' *%duct%' *eecede%', T%d%' &%' *eecede%' t#e-e- u-#-te9/&% c/d% */t#cu&/ '# -% 'e c%-%ce &/te+*e/tu/ de& bu&b% 'ec% de& /#e, u-t/'( e't/' d%' 9/#/b&e'*e+#te- dete+#-/ &/ *e'#


7/25

de 9#d#% c%- /&c%1%& % b#+etc%' de d#/&( '# 1/- '#d%9e#>c/d%' c%- u- te+PERIMENTALES:

Re*%t/ &/ *e'#


8/25

7; C()"&$(/"&$% ") /"%I-'t/&/ e& '#'te+/ de &%' d%' te+c/d% de c%#e-te ./'e%'/ *% #-ecc#c/c#


9/25

H/ce c#cu&/ e& /#e c%+*#+#d% +ed# &/' te+*e/tu/'&ue.% de 'u 1u+#d#>c/c#


10/25

Hu+ed/d e&/t#9/ K HR

Te+*e/tu/ de %c6% T

C/&% e'*ec6>c% 1?+ed%

*, * !,2 Q !,@H E-t/&*6/ 1?+ed/ H ,

H !,2 Q !,@HTb' Q ,2@H

V%&u+e- e'*ec6>c% 1?+ed%V, V "WPM /#e QHWPM /.u/@R@Tb'WP

III*.* CLCULOS

III*.*.* C2('% " ($% %7$"&% "& ") )(7%'($%'%*

M"%(/7"&$" C

C()"&$(/"&$% ") /"%C

H2/#(#5& ")/"%

E-t/d/ CT71 T7 T#/('

(T71 T7 T71 T7

" 2 32 ", 2, 23, ""

! 2!,! 3,! S/d/ C 2,! 2,! 32 2,

magua(i )=406.5 gr .

magua(f)=327.1gr .

III*.*6* C2('% " ($% 77)%@'#%*

()%' U&(

P J ++H.P !,2 /t+,R !,!J2 /t+X+3W4+%&X4MA "J 4.W4+%&MB 2 4.W4+%&C*A !, 4c/&C*B !,2 4c/&Y/.u/ ,2 4c/&W4.

CUESTIONARIO 2: D"$"'/&(' )( #('(#$"'


11/25

CASO A: C('(#$"'


12/25

H=12.4506Kcal /Kg

CUESTIONARIO 3: D"$"'/&(' )( 12/"( (7%)2$( !('( )% ($%%7$"&% "& ") "!"'/"&$% 7; ? '"!'""&$(' "& 2& (@'(/(P#'%/$'#% ") "!)((/"&$% !%' "8"#$% " #()"&$(/"&$% ")

/"%*

CASO +: C()"&$(/"&$% ") /"%

T#/('(

T71 T7 H HR

T' Cp H V

32 ", 2, !,!""!

3! "!, !,2"

"3,J

",2!

! 2!,! 3,! !,!"3!

22 "3,2 !,2!

",3J

",2"

2,! 2,! !,!"

" "J,! !,2J"

23,3

",3"2

Cp=0.24+0 .460.011

Cp=0.2451 Kcal

Kg C


13/25

V=( 129+ 0.01118 )0.082302.650.72V=1.2096m3/kg

H=(0.24+0.460.011 )29.5+597.20.011

H=13.7985Kcal /Kg

T71 T7", 2,2!,! 3,!2,! 2,!

Cp=0.24+0 .460.013

Cp=0.2460 Kcal

Kg C


14/25

V=( 129+ 0.01318)0.082312.150.72

V=1.2515m3/kg

H=(0.24+0.460.013 )39+597.20.013

H=17.3568Kcal /Kg

T71 T7

", 2,2!,! 3,!2,! 2,!

Cp=0.24+0 .460.0175


15/25

Cp=0.2481 Kcal

Kg C

V=( 1

29+ 0.0175

18 )0.082325.15

0.72

V=1.3129m3/kg

H=(0.24+0.460.0175 )52+597.20.0175

H=23.3496Kcal /Kg

CUESTIONARIO : D"$"'/&(' )( 12/"( (7%)2$( ? "&$()!


16/25

Cp=0.24+0.460.0062

Cp=0.2428 Kcal

Kg C

V=( 129+ 0.006218 )0.082296.650.72V=1.1766m3/kg

H=(0.24+0.460.0062 )23.5+597.20.0062

H=9.4084Kcal /Kg

S()(T71 T7 H HR T' Cp H V

2, 32 !,!33 J, 2J, !,2J 2J,J

J

",2


17/25

^

Cp=0.24+0 .460.0343

Cp=0.2558 Kcal

Kg C

V=( 129+ 0.034318 )0.082305.150.72

V=1.2646m3/kg

H=(0.24+0.460.0343 )32+597.20.0343

H=28.6688Kcal /Kg


18/25

CUESTIONARIO :E&(?(' ") 7()(" " /($"'( ? "&"'@


19/25

e-e.6/ t$+#c/ de 'u' /&eded%e'( &% cu/& *%9%c/ u-/ d#'+#-uc#


20/25

e'*ec#/&+e-te &/' c%-d#c#%-e' de 1u+ed/d te+*e/tu/ de &/*&/-t/( *// =ue &/ c/d/d de& *%duct% -% 'e 9e/ /;ect/d/,Ot/' 9ece' 'u #+*&/-t/c#


21/25

P// c/d/ 9/&% de &/ te+*e/tu/ de bu&b% 'ec% Tb'( 'e dete+#-/ &/*e'#


22/25

F#/-d% u- 9/&% -u+$#c% de " *// u-/ !( #.u/& / &/ *e'#c% c%-'t/-te( =ue e' .e/+e-tecu9/,


23/25

E#()( " )( "&$()!


24/25

T71C

T7C

H4.AW4.B

HRK

T'C

Cp

4c/&W4.BC

H

4c/&W4.B

V

+3W4.B" 2 !,!"" "!, !,2" "2,! ","J

C2('% 6: D" #()"&$(/"&$% ") /"%T#/('

(

C

T71C

T7C

H4.AW4.

B

HRK

T'C

Cp

4c/&W4.BC

H

4c/&W4.

B

V

+3W4.

B

32 ", 2, !,!""! 3! "!, !,2" "3,J

",2!

! 2!,! 3,! !,!"3! 22 "3,2 !,2! ",3

J

",2"

2,! 2,! !,!" " "J,! !,2J" 23,3

",3"2

C2('% 3: D" 12/#(#5& !%' &?"##5& " 9(!%' " (@2(T71C

T7C

H4.AW4.

B

HRK

T'C

Cp

4c/&W4.BC

H

4c/&W4.

B

V

+3W4.B

E&$'(("",! 23, !,!!32 2 !,2" ,J3 ",""!S()(2, 32 !,!33 J, 2J, !,2J 2J,J

J",2

* DISCUSIN

E& +ed#% /+b#e-te e- =ue t/b//+%' e'u&t% te-e u-/1u+ed/d e&/t#9/ de K, P% &% t/-t% e& /+b#e-te e& /+b#e-tee' 'e+#'ec%,

L%' e'u&t/d%' de &/' c//cte6't#c/ *'#c%+$t#c/' e- e& c/'% Bc/&e-t/+#e-t% de& +ed#% 'e d#;ee-c#/- de& c/'% A, D%-de 'e*uede 1/ce u-/ c%+*//c#


25/25

t/-t% *// te-e u- +ed#% c%- b// 1u+ed/d 'e debe /u+e-t/&/ te+*e/tu/ 'e ?t#& *// *%*c% c/u'% e&/u+e-t% de c/-t#d/d de 9/*% de /.u/ e- e& +ed#%, P% &% t/-t%e& /+b#e-te =ue t#e-e $'t/' c//cte6't#c/' e' ?t#& *// c/'%' de.e+#-/c#c/d% c%- 9/*% de /.u/, S#e-d% e't% ?t#& *// +ed#%'

=ue -ece'#te- /&t% *%ce-t/e de 1u+ed/d u- /c%*&/d%c/&e-t/+#e-t% de& '#'te+/,

II* +I+LIOGRFIA

D6/7( V#ct%#% S/-t#/.% R/?& O'c/ B/e-ec1e 2!!:Ac%-d#c#%-/+#e-t% de ed#>c#%'( *#+e/ ed#c#

práctica 4 - humidificacion y psicrometria

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