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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/043430
Kind Code:
A heat cycle system (1) that uses a working medium containing a hydrofluoroolefin (HFO) having a double bond in the molecular structure, wherein the heat cycle system has a compressor (10), a high pressure-side heat exchanger (12), a low pressure-side heat exchanger (14), and an expansion mechanism (13), and comprises an acid detection means (40) that is provided in delivery piping (21) connecting the compressor (10) and the high pressure-side heat exchanger (12) and that detects acid generated by decomposition of the working medium in the heat cycle.

HAYAMIZU Hiroki (LIMITED 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
FUKUSHIMA Masato (LIMITED 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
TAKAGI Hirokazu (LIMITED 5-1, Marunouchi 1-chome, Chiyoda-k, Tokyo 05, 〒1008405, JP)
Application Number:
Publication Date:
March 08, 2018
Filing Date:
August 28, 2017
Export Citation:
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ASAHI GLASS COMPANY, LIMITED (5-1 Marunouchi 1-chome, Chiyoda-ku Tokyo, 05, 〒1008405, JP)
International Classes:
F25B49/02; C09K5/04; F25B1/00
Attorney, Agent or Firm:
SAKURA PATENT OFFICE, P.C. (Yoshizawa Bldg, 18-14 Uchikanda 1-chome, Chiyoda-k, Tokyo 47, 〒1010047, JP)
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