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Testing time for options.

Author(s) : BARKER G.

Type of article: Article

Summary

A UK manufacturer of display cases is researching new refrigerants. Secondary refrigerants are discussed, glycol and calcium chloride, and a silicon oil for low temperature applications. Another option is a mixture of ethanol, salts and water at present on trial in a Swiss supermarket. As primary refrigerants, propane and a propane/isobutane mixture have been compared with R134a and R404A. Discharge pressures decrease, running times are similar, case temperatures are satisfied and the propane/isobutane mixture showed a lower energy consumption than R134a. D.W.H.

Details

  • Original title: Testing time for options.
  • Record ID : 1997-0713
  • Languages: English
  • Publication date: 1995/07
  • Source: Source: Refrig. Air Cond.
    vol. 98; n. 1168; 24; 26; 2 fig.; 2 tabl.
  • Document available for consultation in the library of the IIR headquarters only.

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