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System and method for controlling electric power in a plug-in vehicle from an external power source

  • US 9,776,519 B2
  • Filed: 08/18/2009
  • Issued: 10/03/2017
  • Est. Priority Date: 08/18/2009
  • Status: Active Grant
First Claim
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1. A system comprising:

  • a high-voltage battery in a vehicle adapted to provide electric power to propel the vehicle and to receive electric power at a first charging level from an external power source having a maximum power level;

    an auxiliary battery adapted to provide low-voltage electric power and to receive electric power at a second charging level from the external power source; and

    a controller in the vehicle configured to distribute the electric power from the external power source to one or more predetermined components in the vehicle based on an available power level based on the difference between the maximum power level and a sum of the first charging level and the second charging level.

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