The adsorption capacities of different components on AC were: CO 2>CH 4>CO, and on MS were:CO>CH 4.On this multiple bed system, CO 2 and CH 4 were mainly adsorbed by AC,and CO by MS.

• 并研究了混合气在AC?MS复合床层上的PSA过程，其中AC充填于进口端，主要吸附CO2和CH4； MS主要吸附CO，为复合床层PSA过程的模拟计算和设计提供了基础。