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Method and system for cooling a motor or motor enclosure

  • US 7,687,945 B2
  • Filed: 09/25/2004
  • Issued: 03/30/2010
  • Est. Priority Date: 09/25/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • transferring heat through an aperture at an end of a motor, through a central opening of a first flange mounted on an exterior of the motor to air contained in an air pocket of a chamber, the chamber being defined by a wall extending from the first flange;

    transferring heat from the air contained in the air pocket through the chamber to an opposite end of the chamber;

    transferring heat from the air contained in the air pocket through a central opening of a second flange of the wall to a side of a heat sink mounted on the second flange; and

    transferring heat from a controller mounted on the side of the heat sink and disposed in the chamber to cooling fins disposed on an opposite side of the heat sink.

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