| 摘要 |
A single-bed PSA system comprising a blower, an adsorber vessel, and a gas product storage tank separates a gas mixture using a three-step cycle compri sing adsorption, evacuation, and pressurization. Pressurization is accomplished b y introducing gas from the gas product storage tank into both the feed end and the product end of the adsorber vessel. Preferably a portion of the pressurization gas i s introduced into the adsorber vessel by the blower, which also is used for providing fee d to the adsorber and for withdrawing gas from the adsorber during the evacuation ste p.
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