5Santos J C, Portugal A F, Magalhaes F D, et al. Simulation and optimization of small oxygen pressure swing adsorption units, lnd Eng Chem Res, 2004, 43(26) : 8328.
6Skarstrom C W. Method and Apparatus for Fractionating Gaseous Mixtures by Adsorption : US patent, 2944627, 1960- 07-12.
7Yang R T. Gas Separation by Adsorption Processes. London: Butterworth Publishers, 1987:246.
8Ruthven D M, Farooq S, Knaebel K S. Pressure Swing Adsorption. New York: VCH publishers, 1994:97.
9Sun L M, Amar N B, Meunier F. Numerical study on coupled heat and mass transfers in an adsorber with external fluid heat- ing. Heat Recovery Syst CHP, 1995, 15( 1 ) : 19.
10Sun L M, Le Quere P,Levan M D. Numerical simulation of dif- fusion-limited PSA process models by finite difference methods. Chem Eng Sci, 1996, 51 (24) : 5341.
