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7/25/2019 Prctica 4 - Humidificacion y Psicrometria
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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#$c%&e'( "! ) " *+,PROFESORA : I-., A--/ 0EGARRA VILA
ALUMNA : P/uc/1u/-c/ /#1u/+-( ude 4/t#/
AACUCHO ) PER52!"3
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INTRODUCCIN
L/ *'#c%+et6/ e'tud#/ &/' *%*#ed/de' te+%d#-+#c/' de &/'+e7c&/' ./'89/*%, C%-'t#tue e& ;u-d/+e-t% de #+*%t/-te'%*e/c#%-e' de &/ #-du't#/ /+e-t/#/ c%+% e& 'ec/d% /c%-d#c#%-/+#e-t% de /#e( e& e-;#/+#e-t% de /.u/ % e& 'ec/d% de'c/d%% de'1u+#d#>c/d%( 'e.?- 'e/- &/' c%-d#c#%-e' de& /#e e@te#%,
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A!"#$% 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#
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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$' de u- /c%-d#c#%-/d% c%- u-/ ed de t%be/'
=ue *u&9e#ce- /.u/ =ue 1/ '#d% c/&e-t/d/ e- u- #-tec/+b#/d%/.u/ ) 9/*% % '#+*&e+e-te +ed#/-te u-/ #-ecc#c/ de& /#e t/t/d%( +#e-t/' =ue 'u te+*e/tu/ de&bu&b% 'ec% >-/& *uede 'e +e-%( +/% % #.u/& =ue &/ #-#c#/&( e-;u-c#c/( e' dec#/u+e-t/+%' 'u te+*e/tu/ '#- /.e./ -# =u#t/&e 9/*% de /.u/,O*e/c#
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II*6* PSICROMETRA
Se &&/+/ /t+
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II*6*.* E8"#$% " )( 9('(7)" !#'%/$'#( "& )%!'%2#$% !"'"#""'%*
(; T"/!"'($2'(* L/ te+*e/tu/ de& /#e e' &/ 9/#/b&e +'#+*%t/-te deb#d% / =ue t#e-de / c%-t%&/ &/ te+*e/tu/ de
&%' *%duct%' *eecede%', T%d%' &%' *eecede%' t#e-e- u-#-te9/&% c/d% */t#cu&/ '# -% 'e c%-%ce &/te+*e/tu/ de& bu&b% 'ec% de& /#e, u-t/'( e't/' d%' 9/#/b&e'*e+#te- dete+#-/ &/ *e'#
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de 9#d#% c%- /&c%1%& % b#+etc%' de d#/&( '# 1/- '#d%9e#>c/d%' c%- u- te+PERIMENTALES:
Re*%t/ &/ *e'#
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7; C()"&$(/"&$% ") /"%I-'t/&/ e& '#'te+/ de &%' d%' te+c/d% de c%#e-te ./'e%'/ *% #-ecc#c/c#
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H/ce c#cu&/ e& /#e c%+*#+#d% +ed# &/' te+*e/tu/'&ue.% de 'u 1u+#d#>c/c#
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Hu+ed/d e&/t#9/ K HR
Te+*e/tu/ de %c6% T
C/&% e'*ec6>c% 1?+ed%
*, * !,2 Q !,@H E-t/&*6/ 1?+ed/ H ,
H !,2 Q !,@HTb' Q ,2@H
V%&u+e- e'*ec6>c% 1?+ed%V, V "WPM /#e QHWPM /.u/@R@Tb'WP
III*.* CLCULOS
III*.*.* C2('% " ($% %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"$"'/&(' )( #('(#$"'
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CASO A: C('(#$"'
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H=12.4506Kcal /Kg
CUESTIONARIO 3: D"$"'/&(' )( 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
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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
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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
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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"$"'/&(' )( 12/"( (7%)2$( ? "&$()!
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Cp=0.24+0.460.0062
Cp=0.2428 Kcal
Kg C
V=( 129+ 0.006218 )0.082296.650.72V=1.1766m3/kg
H=(0.24+0.460.0062 )23.5+597.20.0062
H=9.4084Kcal /Kg
S()(T71 T7 H HR T' Cp H V
2, 32 !,!33 J, 2J, !,2J 2J,J
J
",2
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^
Cp=0.24+0 .460.0343
Cp=0.2558 Kcal
Kg C
V=( 129+ 0.034318 )0.082305.150.72
V=1.2646m3/kg
H=(0.24+0.460.0343 )32+597.20.0343
H=28.6688Kcal /Kg
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CUESTIONARIO :E&(?(' ") 7()(" " /($"'( ? "&"'@
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e-e.6/ t$+#c/ de 'u' /&eded%e'( &% cu/& *%9%c/ u-/ d#'+#-uc#
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e'*ec#/&+e-te &/' c%-d#c#%-e' de 1u+ed/d te+*e/tu/ de &/*&/-t/( *// =ue &/ c/d/d de& *%duct% -% 'e 9e/ /;ect/d/,Ot/' 9ece' 'u #+*&/-t/c#
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P// c/d/ 9/&% de &/ te+*e/tu/ de bu&b% 'ec% Tb'( 'e dete+#-/ &/*e'#
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F#/-d% u- 9/&% -u+$#c% de " *// u-/ !( #.u/& / &/ *e'#c% c%-'t/-te( =ue e' .e/+e-tecu9/,
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E#()( " )( "&$()!
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T71C
T7C
H4.AW4.B
HRK
T'C
Cp
4c/&W4.BC
H
4c/&W4.B
V
+3W4.B" 2 !,!"" "!, !,2" "2,! ","J
C2('% 6: D" #()"&$(/"&$% ") /"%T#/('
(
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32 ", 2, !,!""! 3! "!, !,2" "3,J
",2!
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2,! 2,! !,!" " "J,! !,2J" 23,3
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E&$'(("",! 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#
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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#