ShareHCFC22: SUPERMARKET REFRIGERANT FOR THE 90S.
Author(s) : ADAMS P. Jr
Type of article: Article
Summary
NO SUITABLE SUBSTITUTE HAS YET BEEN PRODUCED FOR R502 IN LOW TEMPERATURE SUPERMARKET FIXTURES. IT SEEMS LIKELY THAT R22 WILL BE USED FOR SUPERMARKET SYSTEMS OPERATED PREVIOUSLY ON R12 AND R502. THE PROBLEM RAISED IS THE METHOD OF SAFEGUARDING THE R22 COMPRESSOR AGAINST HIGH DISCHARGE TEMPERATURES. INTERNAL TWO-STAGE OPERATION IS DEBATED ALONGSIDE VARIOUS METHODS OF SINGLE STAGE WITH INJECTION CONTROL. THE CONCLUSION POINTS TO THE SIMPLEST SYSTEM BEING MOST EFFECTIVE AS SERVICE PERONLEESD M D. W. H.
Details
- Original title: HCFC22: SUPERMARKET REFRIGERANT FOR THE 90S.
- Record ID : 1992-1539
- Languages: English
- Source: Heat. Pip. Air Cond. - vol. 63 - n. 11
- Publication date: 1991/11
- Document available for consultation in the library of the IIR headquarters only.
Links
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Indexing
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Themes:
CFCs;
HCFCs;
Blends - Keywords: Refrigerating system; CFC; Desuperheating; R502; R22; R12; Supermarket; Substitute; Subcooling; Multistage system; Refrigerant
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Technological aspects of refrigeration for reta...
- Author(s) : FORNASIERI E.
- Date : 1992/07
- Languages : Italian
- Source: Industria italiana del Freddo - vol. 46 - n. 4
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CFC phase-out from commercial refrigeration in ...
- Author(s) : FAWCETT D.
- Date : 1993/03
- Languages : English
- Source: AIRAH J. - vol. 47 - n. 3
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CHANGING FROM R12 OR R502 TO R22.
- Author(s) : SMET W. de
- Date : 1990/12
- Languages : Dutch
- Source: Koude & Luchtbehandeling - vol. 83 - n. 12
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HFCs will find greater use as CFCs diminish.
- Date : 1997/02/17
- Languages : English
- Source: Air Cond. Heat. Refrig. News - vol. 200 - n. 7
View record
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Substitution of R502 and R12 by new refrigerants.
- Author(s) : WILLEMS B. P. M.
- Date : 1992/04
- Languages : Dutch
- Source: Koude & Luchtbehandeling - vol. 85 - n. 4
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