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Process for operating a heat exchanger

  • US 5,233,839 A
  • Filed: 07/02/1992
  • Issued: 08/10/1993
  • Est. Priority Date: 03/13/1991
  • Status: Expired due to Fees
First Claim
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1. Process for operating a heat exchanger which is part of a plant for the batch treatment of fluids, in which during active periods which are separated from one another by rest periods, at least one refrigerating fluid is allowed to circulate in first ducts of the exchanger, from the cold end to the hot end of the latter, and at least one calorigenic fluid circulates in second ducts of the exchanger, from the hot end to the cold end of the latter, wherein during rest periods, heat is introduced at the hot end and cold is introduced at the cold end of the exchanger so as to keep these two ends at temperatures which are relatively close to those corresponding to the active periods, at least one of these two inputs being supplied by means of a reserve fluid of the plant.

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