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Chemical looping integration with a carbon dioxide gas purification unit

United States Patent

9,550,680
January 24, 2017
View the Complete Patent at the US Patent & Trademark Office
A chemical looping system that contains an oxidizer and a reducer is in fluid communication with a gas purification unit. The gas purification unit has at least one compressor, at least one dryer; and at least one distillation purification system; where the gas purification unit is operative to separate carbon dioxide from other contaminants present in the flue gas stream; and where the gas purification unit is operative to recycle the contaminants to the chemical looping system in the form of a vent gas that provides lift for reactants in the reducer.
Andrus, Jr.; Herbert E. (Granby, CT), Jukkola; Glen D. (Glastonbury, CT), Thibeault; Paul R. (Windsor, CT), Liljedahl; Gregory N. (Tariffville, CT)
GENERAL ELECTRIC TECHNOLOGY GMBH (Baden, CH)
13/ 923,800
June 21, 2013
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH The subject matter of the present invention was developed under a research contract with the U.S. Department of Energy (DOE), Contract Number DE-FE0009484. The Government of the United States has certain rights in the invention.