U aD kG c V V tV

at V VDV RT

0.066 2529.10 132.5 0.039

0.237

132.5 0.066 1.243 0.039 8.314 293 0.0294 kmol m 2 h 1 kPa 1

0.7

1/3

0.71/3

液膜吸收系数由下式计算：

U

kL 0.0095 L L

aw L LDL

23

0.5

Lg L

23

13

66396.463.6

0.0095 6

0.586 132.5 3.6 998.2 5.29 10 1.076 m/h

由kGa kGaw 1.1 ，查参考书[2]表5-14得

1.45

0.5

3.6 1.27 10

998.2

8

1

3

则kGa kGaw 1.1 0.0294 0.586 132.5 1.451.1 3.435kmol/(m3 h kPa)

kLa kLaw 0.4 1.076 0.586 132.5 1.450.4 96.93h 1

u0.565 100% 50.81% 50% uF1.112

uu

由 kGa 1 9.5( 0.5)1.4 kGa,kLa 1 2.6( 0.5)2.2

uFuF

kLa

1.43

1 9.5(0.5081 0.5) 3.435 3.474kmol/(m h kPa) 得kG a 2.2 1 kL a 1 2.6(0.5081 0.5) 96.93 96.932h

kGa

1

kaHka

G

L

1

3.4740.0156 96.932

1.054kmol/(m3 h kpa)

由 HOG

V89.36

0.740m 2

KGa 1.054 101.3 0.785 1.2