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)
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:
Assignee:
ENEOS CORP (JP)
International Classes:
C09K5/04; C10M169/04; C10M105/38; C10M129/10; F25B1/00; C10N30/00; C10N40/30
Domestic Patent References:
| WO2015125884A1 | 2015-08-27 | |||
| WO2018022888A1 | 2018-02-01 |
Foreign References:
| JP2009074017A | 2009-04-09 | |||
| JP2014112026A | 2014-06-19 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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