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PRESENT STATE OF HIGH-EFFICIENCY HEAT PUMP AIR CONDITIONERS FOR COLD AMBIENTS.

[In Japanese. / En japonais.]

Author(s) : YAMAGUCHI Z.

Type of article: Article

Summary

SINCE LOW AMBIENT TEMPERATURES PRESENT PROBLEMS WITH CONVENTIO NAL AIR-SOURCE HEAT PUMP AIR CONDITIONERS, A JOINT INDUSTRIAL VENTURE IN JAPAN HAS DEVELOPED A HEATER-LESS AIR CONDITIONER, WHICH CAN OPERATE AT A TEMPERATURE DOWN TO 266 K (-7 DEG C). THE MAJOR TECHNOLOGY DEVELOPED FOR THIS NEW TYPE AIR CONDITIONER IS: HIGH EFFICIENCY COMPRESSORS FOR INVERTERS, NEW FROST DETECTION SYSTEM, NOVEL DEFROSTING METHOD AND IMPROVED HEAT EXCHANGERS.

Details

  • Original title: [In Japanese. / En japonais.]
  • Record ID : 1987-1971
  • Languages: Japanese
  • Source: Refrigeration - vol. 61 - n. 703
  • Publication date: 1986
  • Document available for consultation in the library of the IIR headquarters only.

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