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TABLA DE DATOS EXPERIMENTALES.
Corriente
(Kg/h)
Diámetro
e! t"n#$e(%m)
Tem&er"t$r"
' (C)
Tiem&o e
o&er"%in *(min)
Di+eren%i"'
e "!t$r" eni,e! -h(%m)
MA So!$%ini!$i" .0 12 3.4
MP So!$%in%on%entr"" 34.0 15 0
E So!,entee,"&or"o 34.0
E EC 3.610 3
M7 7"&or e
"g$" e%"!er"
42.6
M7 M7C 6.4822 40
M96O Ag$" e%onen'"%i
n0
tentr"" t'"!i" 828 15
MR M"'" ere%ir%$!"%in :
tentr"" t'"!i": :
6 31
SEC;ENCIA DE C"!? ="'to má'i%o.
M A= π di
2∆ h ρtA=70 ° C
4θ =
π (0.596m )2 (0.0340m)(977.63 Kgm3 )4 (5min )( 1h60min )
=111.28 Kg
h
M P=π di
2∆ h ρtP=78° C
4θ =
π (0.346m )2 (0.06m)(972.85 Kgm3 )4 (5min)( 1h60min )
=65.86 Kg
h
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E=
π (0.346m )2 (0.0325m )(974.08 Kgm3 )4 (5min)( 1h60min )
=35.71 Kg
h
M v=
π (0.402m )2 (0.0245m )(958.05 Kgm3 )4 (5min )( 1h60min )
=35.75 Kg
h
M H 2 O=
π (0.56m)2 (0.10m )(987.56 Kgm3 )4 (5min)
(
1h
60min
)
=291.88 Kg
h
M AReal= M P+ E=(65.86+35.71 ) Kg
h =101.57
Kg
h
6. B"!"n%e e '!io' en %"" e+e%to.
No 'e &$een %"!%$!"r e>io " #$e no 'e tienen !"' %om&o'i%ione' e!"' %orriente'.
3. B"!"n%e e %"!or en %"" e+e%to. E,"!@e %"!or '$mini'tr"o? %"!or">'or>io %"!or no "&ro,e%h"o.
Q|1|= M P H P+ E H E− M A H A
H A=Cp A ∆ T A=1 Kcal
Kg ° C (70−0) ° C =70
Kcal
Kg
H P=Cp P ∆ T A=1 Kcal
Kg° C (78−0 )° C =78
Kcal
Kg
H E @76 ° C =Tabla=629.74 Kcal
Kg
|¿|=(65.86 Kgh )(78 Kcal Kg )+(35.71 Kgh )(629.74 Kcal Kg )−(111.28 Kgh )(70 Kcal Kg )Q¿
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|¿|=19835.49 Kcal
h
Q ¿
Pa!aQ ":
Q "=
M # $ # @100° C =
(35.75
Kg
h
)(539.02
Kcal
Kg
)=19269.96
Kcal
h
|¿|=19269.96 Kcal
h −19835.49
Kcal
h
Pa!a Q P:Q P=Q"−Q¿
Q P=−565.53 Kcal
h
4. $er" im&$!'or" tot"! " !" tr"n'+eren%i" e %"!or (-T).∆ T =Tvat −t%=(100−76)° C =24° C
. Coe%iente e tr"n'+eren%i" g!o>"! (;).
A=π di &' t =π (0.03m) (2.54m ) (4 )=0.958m2
Q|¿|
A ∆ T =
19835.49 Kcal
h
(0.958m2 )(24° C )=862.71
Kcal
h m2
° C ( =¿
0. "%tor e e%onomF"? %"&"%i" e e,"&or"%in %"&"%i" etr"n'+eren%i" e %"!or en +orm" g!o>"!.
)1=
E
M # =
35.71 Kg
h
35.75 Kg
h
=0.99
C E= E
A=
35.71 Kg
h
0.958m2 =37.27
Kg
h m2
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Q|¿| A =
19835.49 Kcal
h
0.958m2 =20705.10
Kcal
h m2
C TC =¿
1. E%ien%i" =!o>"!.
Q|¿|Q "
*100=19835.49
Kcal
h
19269.96 Kcal
h
*100=102.93
+=¿
5. Cá!%$!o' e !" m"'" e Re%ir%$!"%in.
, T =(76−26 ) -C =50° C
M R= Q"Cp,T
=19269.96
Kcal
h
(1 Kcal Kg °C )(50 °C )=385.40
Kg
h
. Cá!%$!o e !"' ,e!o%i"e'.- 7e!o%i" e Entr""
# E= M R
A .l/01 ρ
A .l/01=4 π
4(di )2=4
π
4(0.03m )2=2.82*10−3 m2
# E=385.40
Kg
h
(2.82*10−3 m2)(997.13 Kg
m
3 )=137.06
m
h =0.0381
m
- 7e!o%i" e S"!i"
# "= M R
A .l/01 ρ
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# "=385.40
Kg
h
(2.82*10−3m2)(993.37 Kg
m3 )=137.57
m
h =0.0382
m
- 7e!o%i" Mei"
# M =# E+# "
2=
0.0381 m
+0.0382
m
2=0.0382
m
=137.52
m
h
82. Tiem&o e re'ien%i" e !" 'o!$%in entro e !o' t$>o' en (min).
θ= &
# M =
2.54m
0.0382 m
=66.49 =1.10min
CONDENSADOR.8. C"!or S$mini'tr"o &or e! e,"&or"or.
Q"= E $v@76 ° C =(65.94 Kgh )(553.73 Kcal Kg )=36512.95 Kcalh
6. C"!or tr"n'mitio &or e! "g$" e %onen'"%in.
|¿|= M H 2O Cp (t al−t ent )=(291.88 Kgh )(1 Kcal Kg° C ) (78−51)° C Q¿
|¿|=7880.76 Kcal
h
Q¿
3. C"!or no "&ro,e%h"o &or e! %onen'"or.
|¿|=(36512.95−7880.76 ) Kcal
h =28632.19
Kcal
h
Q p=Q−Q¿
4. E%ien%i" tGrmi%".
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Q|¿|Q "
*100=7880.76
Kcal
h
36512.95 Kcal
h
*100=21.58
+=¿
. $er" im&$!'or" e tr"n'+eren%i" e %"!or.
∆ T =t a−t ent =(70−51 ) ° C =19° C
0. Coe%iente g!o>"! e tr"n'+eren%i" e %"!or.
A=π di &' t 2=π (0.03m ) (2.54 m ) (8 ) (2 )=3.83m2
Q|¿| A ∆ T
=
7880.76 Kcal
h
(3.83m2) (19° C )=108.29
Kcal
h m2
° C
( =¿