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Chiller Motor Control System

  • US 20130043819A1
  • Filed: 05/09/2011
  • Published: 02/21/2013
  • Est. Priority Date: 05/11/2010
  • Status: Active Grant
First Claim
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1. A chiller system including:

  • a motor;

    a motor controller connected to the motor, the motor controller operative to send a control signal to the motor;

    a rectifier connected to an alternating current (AC) power source, the rectifier operative to receive AC power and output direct current (DC) power;

    a DC bus connected to the rectifier;

    a first inverter connected to the DC bus and the motor, the first inverter operative to receive DC power from the DC bus and output AC power to the motor; and

    a second inverter connected to the DC bus operative to receive DC power and output AC power to the motor controller.

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