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Cavitation detection device and method

  • US 7,637,723 B2
  • Filed: 07/25/2005
  • Issued: 12/29/2009
  • Est. Priority Date: 07/25/2005
  • Status: Active Grant
First Claim
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1. A method for sensing cavitation in a pump driven by a motor, comprising:

  • generating a power factor signal;

    analyzing the power factor signal; and

    determining the presence of cavitation based on the analysis of the power factor signal.

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