Pressure Swing Adsorption (PSA) is a new gas adsorption and separation technology, which has the following advantages:

(1) high product purity.

(2) Generally, it can work at room temperature and low pressure, and it is energy-saving and economical to regenerate the bed without heating.

(3) The equipment is simple and easy to operate and maintain.

(4) Continuous cyclic operation can completely achieve automation.