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Patent Searching and Data


Title:
REFRIGERATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2018/012489
Kind Code:
A1
Abstract:
A refrigeration system (1) has a plurality of utilizing units (3a, 3b, 3c) that are provided in one space to be air conditioned, a refrigerant leak sensor (6) that detects a refrigerant leak in the lower part of the space to be air conditioned, and a control unit (8). The control unit (8) performs detection standby control to temporarily stop the supply of refrigerant to usage-side heat exchangers (14a, 14b, 14c) of each utilizing unit (3a, 3b, 3c) when the refrigerant leak sensor (6) has detected a refrigerant leak, and stops use of the utilizing unit for which a refrigerant leak has been detected when a refrigerant leak has been detected on the basis of the state function of the refrigerant for the utilizing units (3a, 3b, 3c) under detection standby control.

Inventors:
SAKAE, Satoru
KONDOU, Azuma
Application Number:
JP2017/025241
Publication Date:
January 18, 2018
Filing Date:
July 11, 2017
Export Citation:
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Assignee:
DAIKIN INDUSTRIES, LTD. (Umeda Center Building, 4-12 Nakazaki-Nishi 2-Chome, Kita-ku, Osaka-sh, Osaka 23, 〒5308323, JP)
International Classes:
F25B49/02; F25B1/00
Domestic Patent References:
WO2011099063A12011-08-18
WO2016017643A12016-02-04
Foreign References:
JP2005241050A2005-09-08
JP2013040694A2013-02-28
JPH05118720A1993-05-14
Attorney, Agent or Firm:
SHINJYU GLOBAL IP (South Forest Bldg, 1-4-19 Minamimori-machi, Kita-ku, Osaka-sh, Osaka 54, 〒5300054, JP)
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