Energy management system for automotive vehicle

  • US 6,331,762 B1
  • Filed: 05/04/2000
  • Issued: 12/18/2001
  • Est. Priority Date: 11/03/1997
  • Status: Expired due to Term
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First Claim
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1. A method of charging a battery in a vehicle having an internal combustion engine configured to drive an alternator electrically coupled to the battery and adapted to charge the battery with a charge signal applied to the battery, the method comprising:

  • coupling to the battery through a four point Kelvin connection;

    measuring a dynamic parameter of the battery using the Kelvin connection, the dynamic parameter measurement a function of a time varying signal;

    determining a condition of the battery as a function of the measured dynamic parameter; and

    controlling the charge signal in response to the determined condition of the battery.

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