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FUEL CELL STARTUP METHOD FOR FAST FREEZE STARTUP

  • US 20080081224A1
  • Filed: 09/29/2006
  • Published: 04/03/2008
  • Est. Priority Date: 09/29/2006
  • Status: Active Grant
First Claim
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1. A method of starting a fuel cell system, the method comprising the steps of:

  • (a). providing a fuel cell stack, a first power source, at least one startup component;

    (b). determining a state of charge of the first power source;

    (c). selecting one of at least two startup procedures for starting the at least one startup component as a function of the state of charge of the first power source;

    (d). controlling power flow between the fuel cell system and the first power source; and

    (e). maintaining a desired fuel cell stack voltage using a load schedule to manage a load on the fuel cell stack.

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