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US Patent 8722270 Fuel cell shutdown with steam purging

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Is a
Patent
Patent

Patent attributes

Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
Patent Number
8722270
Date of Patent
May 13, 2014
Patent Application Number
13006526
Date Filed
January 14, 2011
Patent Citations Received
‌
US Patent 12129789 Systems and method of operating a fuel cell assembly, a gas turbine engine, or both
3
‌
US Patent 12074350 Solid oxide fuel cell assembly
4
‌
US Patent 12078350 Gas turbine combustion section having an integrated fuel cell assembly
5
‌
US Patent 12123361 Systems and methods for providing output products to a combustion chamber of a gas turbine engine
6
‌
US Patent 11655543 CMAS-resistant barrier coatings
7
‌
US Patent 11804607 Cooling of a fuel cell assembly
‌
US Patent 11859820 Gas turbine combustion section having an integrated fuel cell assembly
8
‌
US Patent 11923586 Gas turbine combustion section having an integrated fuel cell assembly
9
...
Patent Primary Examiner
‌
Maria J Laios
Patent abstract

The present invention relates to an apparatus for steam purging a solid oxide fuel cell stack. Purging the SOFC stack with steam has a physical flushing effect, removing carbon monoxide containing reformate and free oxygen gas from the anode area thereby reducing the potential for nickel oxide or nickel carbonyl formation.

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