Title:
REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2022/230183
Kind Code:
A1
Abstract:
A refrigeration cycle device (100) comprises: a refrigerant circuit (40) through which refrigerant flows and wherein a first heat exchanger (4), a compressor (1), a second heat exchanger (2), and a decompression device (3) are connected by a first pipe (41); a heat medium circuit (50) through which a heat medium wherein a pump (5), the first heat exchanger (4), and a load device (30) are connected by a second pipe (51); and a control device (20) that controls the compressor (1) and the pump (5). The control device (20) determines the freezing state of the heat medium and, on the basis of the freezing state, controls at least either the compressor (1) or the pump (5), to execute antifreeze control that prevents freezing of the heat medium that flows through the first heat exchanger (4).
Inventors:
OKAMOTO KEI (JP)
ISHIHARA NOBUYA (JP)
NAKAMURA KEISUKE (JP)
ISHIHARA NOBUYA (JP)
NAKAMURA KEISUKE (JP)
Application Number:
PCT/JP2021/017226
Publication Date:
November 03, 2022
Filing Date:
April 30, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B1/00
Foreign References:
| JP4823264B2 | 2011-11-24 | |||
| JP2013079749A | 2013-05-02 |
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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