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Boosted air source heat pump

  • US 6,276,148 B1
  • Filed: 02/16/2000
  • Issued: 08/21/2001
  • Est. Priority Date: 02/16/2000
  • Status: Expired
First Claim
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1. A compression module for a heating or air conditioning system, said module including:

  • a primary compressor;

    a booster compressor;

    at least said primary compressor being an unloadable positive displacement compressor;

    a sensor for sensing the temperature of outdoor ambient air; and

    a controller, said controller being responsive to signals from said sensor commensurate with the temperature of outdoor ambient air to operate said primary compressor and said booster compressor in a predetermined operating sequence.

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