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R12-R134a conversion. Centrifugal refrigerating plants.

[In Spanish. / En espagnol.]

Author(s) : DOMINGO ABASCAL J.

Type of article: Article

Summary

Physical properties of R134a, in comparison with those of R12: vapour pressure, heat capacity, efficiency. Calculation of evaporation and condensation pressures. Implementation of the conversion: increase in compression ratio; decrease in the temperature difference of heat exchangers; lubrication and gaskets. The author comes to the conclusion that R134a is a perfect substitute to R12. J.G.

Details

  • Original title: [In Spanish. / En espagnol.]
  • Record ID : 1994-3400
  • Languages: Spanish
  • Source: Refrig. Frial - n. 27
  • Publication date: 1993/06
  • Document available for consultation in the library of the IIR headquarters only.

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