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SYSTEM AND METHOD FOR OPERATING AN ELECTRIC MOTOR BY LIMITING PERFORMANCE

  • US 20090188733A1
  • Filed: 03/31/2009
  • Published: 07/30/2009
  • Est. Priority Date: 09/19/2003
  • Status: Active Grant
First Claim
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1. A method of controlling a vehicle having a primary drivetrain and an auxiliary drivetrain, the primary drivetrain relying on fuel consumption to provide energy for driving the vehicle and the auxiliary drivetrain relying on stored electrical energy to provide energy for driving the vehicle, the method comprising:

  • controlling the auxiliary drivetrain according to a first performance strategy when the primary drivetrain has a sufficient supply of fuel to facilitate re-charging the stored electrical energy relied upon by the auxiliary drivetrain; and

    controlling the auxiliary drivetrain according to a second performance strategy when the primary drivetrain has an insufficient supply of fuel to facilitate re-charging the stored electrical energy relied upon by the auxiliary drivetrain.

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