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Electric power control system for a hybrid vehicle

  • US 20050082095A1
  • Filed: 10/20/2003
  • Published: 04/21/2005
  • Est. Priority Date: 10/20/2003
  • Status: Active Grant
First Claim
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1. A vehicle powertrain control system comprising:

  • an electric motor drive system;

    a first battery coupled to said electric motor drive system;

    an electronically controlled switched coupled to said first battery;

    a second battery coupled to said electronically controlled switch; and

    wherein said electronically controlled switch applies power from said second battery to supplement said first battery.

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