TERNARY ADSORPTION-KINETICS OF GASES IN ACTIVATED CARBON

被引:16
作者
HU, XJ [1 ]
KING, B [1 ]
DO, DD [1 ]
机构
[1] UNIV QUEENSLAND,DEPT CHEM ENGN,BRISBANE,QLD 4072,AUSTRALIA
来源
GAS SEPARATION & PURIFICATION | 1994年 / 8卷 / 03期
关键词
ACTIVATED CARBON; ADSORPTION KINETICS; ENERGY DISTRIBUTION; MICROPORE AND SURFACE DIFFUSION; MULTICOMPONENT;
D O I
10.1016/0950-4214(94)80028-6
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Ternary adsorption kinetic experiments of ethane (light species), propane (intermediate species) and n-butane in activated carbon are collected under various concentration combinations, temperatures and particle sizes. The effects of these parameters on the ternary adsorption dynamics are investigated. All the experimental data are compared with the predictions by a multicomponent heterogeneous macropore, surface and micropore diffusion (HMSMD) model recently proposed by Hu and Do (AlChE J (1993) 39 1628) using only single-component equilibrium and mass transfer parameters. The model can accurately predict the adsorption rates of ethane, propane and n-butane, but a small error in the calculation of the adsorbed amount of propane at ternary equilibrium is observed.
引用
收藏
页码:175 / 186
页数:12
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