Cascaded stack with gas flow recycle in the first stage

Cascaded stack with gas flow recycle in the first stage

  • CN 1,971,995 A
  • Filed: 11/03/2006
  • Published: 05/30/2007
  • Est. Priority Date: 11/03/2005
  • Status: Active Application
First Claim
Patent Images

1. , a kind of fuel cell system comprises:

  • Have and to be suitable for receiving the fuel of a certain amount of fuel or oxidant gas or first fuel cell pack of oxidant gas inlet;

    Second fuel cell pack with the discharge gas vent that is suitable for discharging a certain amount of discharge gas;

    Wherein first and second fuel cell packs are that fluid is communicated with;

    WithThe gas recirculation system that is communicated with the first and second fuel cell pack fluids;

    Wherein said gas recirculation system can be suitable for receiving from the discharge gas of discharging gas vent and draw back discharge gas once more and enter in first fuel cell pack;

    Wherein said discharge gas has than fuel or the higher moisture of oxidant gas.

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