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CONTROLLING FROZEN STATE OF A CARGO

  • US 20100106302A1
  • Filed: 10/22/2009
  • Published: 04/29/2010
  • Est. Priority Date: 10/24/2008
  • Status: Abandoned Application
First Claim
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1. A method for operating a refrigeration system for a container for refrigerating frozen cargo, the method comprising:

  • providing a compressor, a condenser, and an evaporator connected in series;

    providing an evaporator fan;

    alternating operation of the compressor and the evaporator fan, in combination, between an active mode where the compressor compresses a refrigerant and directs the refrigerant through the condenser and the evaporator, and where the evaporator fan rotates to supply refrigerated supply air from the evaporator to the cargo within the container, and a sleep mode in which the compressor and the evaporator fan are deactivated;

    operating the compressor and the evaporator fan in the sleep mode for a duration that is based on a measured duration of a prior sleep mode.

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