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Application filed by Uop LlcfiledCriticalUop Llc
Priority to MYPI20010493priorityCriticalpatent/MY136544A/en
Publication of MY136544ApublicationCriticalpatent/MY136544A/en
A PROCESS WHICH OVERCOMES LIMITATIONS TO THE CAPACITY OF PSA UNITS FOR A WIDE VARIETY OF GAS SEPARATIONS BY ACHIEVING CAPACITIES IN EXCESS OF ABOUT 110 THOUSAND NORMAL CUBIC METERS PER HOUR (100 MILLION STANDARD CUBIC FEET PER DAY ) IN A SINGLE INTEGRATED PROCESS TRAIN AND DEPARTS FROM THE PARCTICE OF USING A PURGE STEP EQUAL TO OR LESS THAN THE DURATION OF THE ADSORPTION STEP. BY INCREASING THE PURGE TIME RELATIVE TO THE ADSORPTION STEP COMBINED WITH SUPPLYING THE PURGE GAS FOR ANY ADSORPTION BED IN THE TRAIN FROM ONE OR MORE OTHER ADSORPTION BEDS AND DURING THE PROVIDE-PURGE STEP, THE OTHER ADSORBENT BEDS SIMULTANEOUSLY PROVIDE THE PURGE GAS ESSENTIALLY ALL ADSORBENT BEDS UNDERGOING THE PURGE STEP AND THE SINGLE TRAIN CAN PROVIDE FOR SIGNIFICANT INCREASES IN CAPACITY WITH A MINIMUM LOSS IN RECOVERY OR PERFORMANCE.