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Power control unit of fuel cell hybrid vehicle

  • US 20040017175A1
  • Filed: 12/17/2002
  • Published: 01/29/2004
  • Est. Priority Date: 07/23/2002
  • Status: Active Grant
First Claim
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1. A power control unit of a fuel cell hybrid vehicle, comprising:

  • a first switching unit having one terminal connected to an anode of a fuel cell stack and to an anode of a DC/DC converter in parallel, and having a second terminal connected to an inverter;

    a second switching unit having one terminal connected to the inverter and to a cathode of the DC/DC converter in parallel, and having a second terminal connected to a cathode of the fuel cell stack; and

    a control unit for switching contact points of the first and the second switching units to selectively supply a voltage from one of the fuel cell stack and a battery to a motor.

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