DC to DC converter and power management system

  • US 6,628,011 B2
  • Filed: 07/27/2001
  • Issued: 09/30/2003
  • Est. Priority Date: 07/28/2000
  • Status: Active Grant
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First Claim
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1. A power management system, comprising:

  • a plurality of independent DC power sources connected to a DC bus, wherein at least one of the independent power sources comprises a rechargeable DC power source for supplying power to and receiving power from the DC bus, and wherein at least one of the DC power sources is a fuel cell;

    a DC to DC converter connected between an output of the rechargeable DC power source and the DC bus in parallel with the fuel cell; and

    a system controller for managing power transfer between the multiple independent DC power sources and the DC bus.

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