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Air conditioning apparatus and control method thereof

  • US 6,735,965 B2
  • Filed: 11/27/2002
  • Issued: 05/18/2004
  • Est. Priority Date: 06/14/2002
  • Status: Expired due to Fees
First Claim
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1. An air conditioning apparatus, comprising:

  • a first compressor having a variable capacity;

    a second compressor connected in parallel with the first compressor and controlled to operate at one of a non-zero first capacity and a non-zero second capacity; and

    a control unit to control the first and second compressors so that a total capacity of the first and second compressors is linearly controlled according to indoor air conditioning loads.

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