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Method and apparatus for optimizing refrigeration systems

  • US 20070256432A1
  • Filed: 12/09/2003
  • Published: 11/08/2007
  • Est. Priority Date: 12/09/2002
  • Status: Active Grant
First Claim
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1. A method for optimizing operation of a refrigeration system having an evaporator, comprising:

  • defining an inner control loop for optimizing a supply of liquid refrigerant to the evaporator; and

    defining an outer control loop for optimizing a level of refrigerant in the evaporator, said outer control loop defining a supply rate for said inner control loop based on an optimization including measurement of evaporator performance, said inner control loop optimizing liquid refrigerant supply based on said defined supply rate.

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