US Patent Application No: 2008/0152,961

Number of patents in Portfolio can not be more than 2000

Purging a fuel cell system

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Importance

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Abstract

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A technique includes communicating fuel and oxidant to a reactor and/or a steam generator and flowing an exhaust from the reactor and/or steam from the steam generator through a fuel cell to purge various types of fuel cells.

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First Claim

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Patent Owner(s)

Patent OwnerAddressTotal Patents
PLUG POWER INC.LATHAM, NY110

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Qi, Zhigang Albany, NY 22 27
Zhou, Zhi Selkirk, NY 86 514

Cited Art Landscape

Patent Info (Count) # Cites Year
 
International Fuel Cells Corporation (2)
* 5,330,857 Method of generating high-purity nitrogen gas 18 1993
* 5,419,978 Phosphoric acid fuel cell passivation with natural gas 14 1994
 
AUDI AG (9)
* 6,391,485 Method and apparatus for purging a fuel cell system with coolant 11 2000
* 6,635,370 Shut-down procedure for hydrogen-air fuel cell system 19 2001
* 6,645,650 Procedure for purging a fuel cell system with inert gas made from organic fuel 20 2001
* 6,835,479 System and method for shutting down a fuel cell power plant 12 2002
* 6,913,845 Reducing fuel cell cathode potential during startup and shutdown 11 2002
* 6,887,599 Procedure for starting up a fuel cell system using a fuel purge 10 2002
* 6,858,336 Procedure for shutting down a fuel cell system using air purge 14 2002
* 6,838,199 Start up system and method for a fuel cell power plant using a cathode electrode fuel purge 5 2002
* 2004/0126,644 Fuel cell having a corrosion resistant and protected cathode catalyst layer 9 2002
 
INTERNATIONAL FUEL CELLS, LLC (2)
* 6,127,057 Self-inerting fuel cell system 19 1998
* 2002/0076,582 Procedure for starting up a fuel cell system using a fuel purge 23 2000
 
UTC FUEL CELLS, LLC (3)
* 6,514,635 Procedure for shutting down a fuel cell system having an anode exhaust recycle loop 25 2001
* 6,821,668 Fuel purging of cascaded fuel cell stack 7 2001
* 6,936,360 Method and apparatus for operating a fuel cell system 4 2002
 
SIEMENS AKTIENGESELLSCHAFT (1)
* 6,068,942 Process for operating a PEM fuel cell installation 16 1998
* Cited By Examiner

Patent Citation Ranking

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Patent Info (Count) # Cites Year
 
DAIMLER AG (3)
* 8,173,308 Fuel cell system and method of operating a fuel cell system 0 2008
* 2010/0255,388 Fuel Cell System and Method of Operating a Fuel Cell System 0 2008
8,227,122 Fuel cell system and method of operating a fuel cell system 0 2012
 
Plug Power Inc. (1)
* 2007/0154,746 Purging a fuel cell system 0 2006
 
HONDA MOTOR CO., LTD. (2)
* 8,153,319 System and method for purging condensate from an electrochemical cell stack prior to operation 0 2008
* 2009/0123,790 System and Method For Purging Condensate From An Electrochemical Cell Stack Prior To Operation 0 2008
 
HYUNDAI MOTOR COMPANY (1)
* 8,807,446 Heating device with cathode oxygen depletion function for fuel cell vehicle 0 2008
 
GM GLOBAL TECHNOLOGY OPERATIONS LLC (2)
* 8,603,690 Methods and controls for hydrogen to cathode inlet of a fuel cell system 0 2008
* 2010/0151,284 METHODS AND CONTROLS FOR HYDROGEN TO CATHODE INLET OF A FUEL CELL SYSTEM 3 2008
* Cited By Examiner