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Electric vehicle drive control apparatus, electric vehicle drive control method, and program thereof

  • US 20030034187A1
  • Filed: 07/30/2002
  • Published: 02/20/2003
  • Est. Priority Date: 08/10/2001
  • Status: Active Grant
First Claim
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1. An electric vehicle drive control apparatus, comprising:

  • an electric machine;

    a battery;

    an inverter that is driven in accordance with a drive signal, and that receives a direct current from the battery, and produces a phase current, and supplies the phase current to the electric machine;

    battery voltage detection device that detects a battery voltage; and

    electric machine torque restriction processing device that determines whether the battery voltage is higher than a threshold value, and for restricting an electric machine torque if the battery voltage is higher than the threshold value.

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