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System and method for controlling pump cavitation and blockage

  • US 6,663,349 B1
  • Filed: 09/27/2001
  • Issued: 12/16/2003
  • Est. Priority Date: 03/02/2001
  • Status: Expired due to Term
First Claim
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1. A pump control system for operating a pump driven by a motor in a controlled fashion, comprising:

  • a motor drive providing electric power to operate the motor in a controlled fashion according to a motor control signal; and

    a controller comprising a cavitation detection component operatively connected to the pump to detect cavitation in the pump;

    wherein the controller provides the control signal to the motor drive according to one of a setpoint and a cavitation signal from the cavitation detection component according to detected cavitation in the pump.

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