IMTP® High Performance Packing - 12 Pages

Packing Capacity

The Maximum Efficient Capacity of IMTP packing in a non-foaming system can be estimated as:

σ

0.16 -0.11

Maximum Efficient Capacity,C

sc

= C

o

20 0.2

Տ õ If >

20 0.20.16 -0.11

1.03,use 1.03

Capacity Correlation IMTP #60IMTP #70 IMTP #15 IMTP#25 IMTP #40 IMTP #50

Nomenclature and Definitions

L:Liquid mass rateG:Gas mass rate >

Correlation Limits

Data Range

ρ >

3 < σ < 73

ρ L:Liquid density G:Gas densityV:Superficial gas velocity,ft/s or m/sX= Flow ParameterCs= V Capacity Factor,ft/s or m/sFs= V F-Factor,ft/s >

If < 0.07,use, յ = 0.07 0.07 < < 3.0

LG Տ G O L O :Surface tension,dyne/cm õ :Liquid viscosity,cP ρ G ρ L ֏ G >

Koch-Glitsch routinely designs towers up to 90% MaximumEfficient Capacity.This limit leaves an estimated 11% turn-up before the packing loses its design efficiency.

O G >
U (lb/ft >
3 ) >
1/2 or m/s >
(kg/m >
3 ) >
1/2

3

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