Review of the Pressure Swing Adsorption Process for the Production of Biofuels and Medical Oxygen: Separation and Purification Technology

Table 4

Distributed parameter models of the PSA processes for bioethanol production.

Reference	Equations governing the PSA process (nonlinear model)	Temperature effects	Pressure effects
[34]	6 PDE	Consider adsorption isotherms	Consider pressure gradient
[37]	5 PDE	Consider adsorption isotherms	Consider pressure gradient
[29]	6 PDE	Consider adsorption isotherms	No pressure gradient
[23]	3 PDE	Does not present adsorption isotherms	Consider pressure gradient
[39]	6 PDE	Consider adsorption isotherms	Consider pressure gradient
[40]	3 PDE	Does not present adsorption isotherms	Consider pressure gradient