Title:
冷凍サイクル装置
Document Type and Number:
Japanese Patent JP6463491
Kind Code:
B2
Abstract:
In a refrigeration cycle apparatus, a controller is configured to, when a defrost mode is started, control a first pressure reducing device is controlled to adjust a flow rate of refrigerant to bring a degree of superheat of the refrigerant at a suction side of a compressor close to a target value, control a flow path switching device to form a first flow path through which the refrigerant released from the compressor flows to a first heat exchanger; perform a refrigerant release operation of opening one of a second pressure reducing device and a valve and closing the other of the second pressure reducing device and the valve, and perform a refrigerant collection operation of opening the second pressure reducing device and the valve, with the flow path switching device retained to form the first flow path, after the refrigerant release operation.
Inventors:
Masahiro Ito
Kosuke Tanaka
Takuya Ito
Yasushi Ogoshi
Kazuyuki Ishida
Kosuke Tanaka
Takuya Ito
Yasushi Ogoshi
Kazuyuki Ishida
Application Number:
JP2017537041A
Publication Date:
February 06, 2019
Filing Date:
August 28, 2015
Export Citation:
Assignee:
Mitsubishi Electric Corporation
International Classes:
F25B47/02; F25B1/00
Domestic Patent References:
| JP2014119145A | ||||
| JP2010101570A | ||||
| JP2009236447A | ||||
| JP6026688A | ||||
| JP11248266A |
Foreign References:
| WO2011010473A1 |
Attorney, Agent or Firm:
Patent Business Corporation Kisa Patent Trademark Office
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