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Patent Searching and Data


Title:
METHOD FOR OPERATING REFRIGERANT CIRCULATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/015128
Kind Code:
A1
Abstract:
A method for operating a refrigerant circulation system that comprises a compressor, a condenser, an expansion mechanism, and an evaporator connected by piping in the stated order, wherein a refrigerant containing trifluoroiodomethane is used as a refrigerant, a refrigerator oil containing a polyol ester as a base oil is used as a refrigerator oil, the polyol ester is synthesized from a polyhydric alcohol and fatty acids, the proportion of a fatty acid having 9 carbon atoms is 65 mol% or less of the fatty acids, and the temperature of the whole refrigerant circulation system is kept at 160ºC or less.

Inventors:
NAGAI SATOSHI (JP)
NAKAJIMA TATSUKI (JP)
MIZUTANI YUYA (JP)
OGATA HIDETOSHI (JP)
Application Number:
PCT/JP2020/027870
Publication Date:
January 28, 2021
Filing Date:
July 17, 2020
Export Citation:
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Assignee:
ENEOS CORP (JP)
International Classes:
C10M169/04; C09K5/04; C10M105/38; C10M129/10; F25B1/00; C10N30/00; C10N40/30
Domestic Patent References:
WO2015125884A12015-08-27
WO2018022888A12018-02-01
Foreign References:
JP2009074017A2009-04-09
JP2014112026A2014-06-19
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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