ETHANE DEHYDROGENATION USING A HIGH-TEMPERATURE CATALYTIC MEMBRANE REACTOR

被引:81
作者
GOBINA, E [1 ]
HUGHES, R [1 ]
机构
[1] UNIV SALFORD,DEPT CHEM ENGN,SALFORD M5 4WT,LANCS,ENGLAND
关键词
CATALYTIC DEHYDROGENATION; METAL MEMBRANES; MEMBRANE REACTORS; GAS SEPARATIONS;
D O I
10.1016/0376-7388(94)80030-8
中图分类号
TQ [化学工业];
学科分类号
0817 ;
摘要
Experiments have been conducted for the dehydrogenation of ethane to ethylene using a high-temperature catalytic membrane reactor under isothermal conditions. Typically, conversions of up to 7 times (cocurrent mode) and 8 times (countercurrent mode) higher than the equilibrium value achievable in conventional fixed-bed reactors have been attained at high sweep flow rates. The membrane used in this study was a thin layer of Pd-23 wt% Ag on porous Vycor glass. The significant improvement in the ethane conversion is attributed to the exclusive and continuous permeation of hydrogen through the membrane.
引用
收藏
页码:11 / 19
页数:9
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