Title:
REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/229647
Kind Code:
A1
Abstract:
A refrigeration cycle device (100) comprises a refrigerant circuit (C1) and a refrigerant storage circuit (C2). The refrigerant circuit (C1) is configured by a compressor (1), an outdoor heat exchanger (2), an expansion valve (3), and an indoor heat exchanger (4) being connected by a pipe (P). The pipe (P) has a first pipe portion (P1) and a second pipe portion (P2). The first pipe portion (P1) connects the outdoor heat exchanger (2) and the expansion valve (3). The second pipe portion (P2) connects the indoor heat exchanger (4) and the compressor (1). The refrigerant storage circuit (C2) has a storage container (12), an expander (13), and a valve device (11). The storage container (12) stores a refrigerant. The expander (13) is disposed between the storage container (12) and the second pipe portion (P2). The valve device (11) is disposed between the first pipe portion (P1) and the expander (13). The valve device (11) is configured so as to be capable of opening and closing the refrigerant storage circuit (C2).
Inventors:
NAKAJIMA KOMEI (JP)
Application Number:
PCT/JP2020/018843
Publication Date:
November 18, 2021
Filing Date:
May 11, 2020
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B13/00; F25B1/00
Domestic Patent References:
| WO2008093718A1 | 2008-08-07 |
Foreign References:
| JP2012207823A | 2012-10-25 | |||
| JP2010127531A | 2010-06-10 | |||
| JPH10111047A | 1998-04-28 |
Other References:
See also references of EP 4151926A4
Attorney, Agent or Firm:
FUKAMI PATENT OFFICE, P.C. (JP)
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