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Control Algorithm of Variable Speed Pumping System

  • US 20120063921A1
  • Filed: 09/12/2011
  • Published: 03/15/2012
  • Est. Priority Date: 08/26/2004
  • Status: Active Grant
First Claim
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1. A variable speed pumping system capable of moving a fluid within a fluid circuit, comprising:

  • a pump in fluid communication with the fluid and the fluid circuit;

    a variable speed motor coupled to the pump to drive the pump;

    a controller in communication with the variable speed motor to control operation of the variable speed motor; and

    a user interface in communication with the controller;

    wherein the controller controls the variable speed motor such that the variable speed motor operates approximately below a predetermined threshold.

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