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TEMPERATURE CONTROL OF MOTOR

  • US 20100039055A1
  • Filed: 08/14/2008
  • Published: 02/18/2010
  • Est. Priority Date: 08/14/2008
  • Status: Abandoned Application
First Claim
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1. A brushless motor, comprising:

  • a rotor;

    a stator comprising windings;

    a power switching circuit configured to supply an electric current to the windings;

    a temperature sensor placed on or in the vicinity of the power switching circuit and configured to sense a temperature of the power switching circuit; and

    a controller configured to receive a temperature input from the temperature sensor, select a mode of operation of the motor based on the temperature input, and generates a pulse width modulation (PWM) signal corresponding to the selected mode of operation.

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