Page 240 - Packed bed columns for absorption, desorption, rectification and direct heat transfer
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230
200
10
Liquid mass velocity, kg/(nfs)
Gas flow; Air O 25.4 mm Rasehig rings
Tracer Helium 25.4 mm Pall rings
Sulzer BX
H L=0.9144 m
V Hexipac 2
Fig. 31. Gas-phase mixing numbers vs. liquid mass superficial velocity for different
packings.
200
«^
100 -1
^•Q'S^ 8—
CD
1
c
1 b
10
0,1 1
Gas mass velosity,
z
FLEXIPAC2 Liquid mass velocity, kg/(m s)
Air water flsw system
O 3.25 • 5 a 6.75 4 8.5
e=0.93, oaa3S 110271
H=2.1 m, H L =0.914 m Bo =137 08G - 1O" "-"
G ni
Fig. 32. Gas-phase Bo G vs. gas mass velocity G m kg/(m2s), for Flexipae 2 in air-water flow
2
system. L m in kg/(m s) is the mass liquid superficial velocity.
