Study and Development of a Complete System for Recovery, Recycle, and Disposal of Refrigerant Gas from Existent Plants

Table 4

Technical data of the adsorbent columns CD1 and CD2 of Figure 2.

Design parameters
Gas velocity	<0.3 m/min
Liquid velocity	0.25 m/min
Minimum bed length	1.2 m/min
Molecular sieve	CRYOSIV, Grace MS594
Sieve capacity	10%
Sieve density	790 kg/m^3
Input
Total mass flow rate	600 kg/hr
Liquid density at 398 K	800 kg/m^3
Max. inlet Humidity	1000 ppm
Max. outlet Humidity	5 ppm
Gas amount for column	1000 kg
Output
Total volumetric flow rate	0.375 m^3/hr
Water amount to be removed	0.995 kg
Water flow rate to be removed	0.299 kg/hr
Molecular sieve amount	9.95 kg
Sieve volume	0.013 m^3
Calculated column inner diameter	0.219 m
Commercial column inner diameter	0.220 m
Bed length	1.2 m
Column inner volume	0.046 m^3
Sieve weight	36.02 kg