Fuel cell anode exhaust fuel recovery by adsorption
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United States of America Patent
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Sep 22, 2009
Grant Date -
Jan 25, 2007
app pub date -
Jul 25, 2005
filing date -
Jul 25, 2005
priority date (Note) -
Expired
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Abstract
A method of operating a fuel cell system includes providing a fuel inlet stream into a fuel cell stack, operating the fuel cell stack to generate electricity and a hydrogen containing fuel exhaust stream, separating at least a portion of hydrogen contained in the fuel exhaust stream using partial pressure swing adsorption, and providing the hydrogen separated from the fuel exhaust stream into the fuel inlet stream.
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