Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Keith Oglesby0
Bradley Spare0
Date of Patent
December 21, 2010
Patent Application Number
11285543
Date Filed
November 21, 2005
Patent Primary Examiner
Patent abstract
A method of operating a fuel cell stack is disclosed. The method includes operating the fuel cell stack in accordance with a predetermined profile of fuel gas/oxidant gas delta pressure vs. time, monitoring a fuel gas/oxidant gas delta pressure vs. time value of the fuel cell stack and adjusting pressure of the fuel gas by consuming excess quantities of the fuel gas in the fuel cell stack when the fuel gas/oxidant gas delta pressure vs. time value of the fuel cell stack exceeds the predetermined profile.
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