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Screw compressor for refrigerating apparatus

  • US 20010054294A1
  • Filed: 06/20/2001
  • Published: 12/27/2001
  • Est. Priority Date: 06/23/2000
  • Status: Active Grant
First Claim
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1. A screw compressor for refrigerating apparatus comprising:

  • a screw rotor;

    a motor for driving said screw rotor, the rotational speed of said motor being controlled through an inverter;

    a heat load detecting means for detecting the cooling heat load;

    a load condition detecting means for detecting the load condition of said motor; and

    a motor rotational speed controlling device for controlling the rotational speed of said motor based on a heat load signal from said heat load detecting means and a load condition signal from said load condition detecting means.

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