Title:
REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/199420
Kind Code:
A1
Abstract:
This refrigeration cycle device comprises a compressor, a first heat exchanger, a pressure reducing device, a second heat exchanger, a storage tank unit that allows a refrigerant flowing through an interior thereof to pass or stores the refrigerant flowing through the interior thereof, a refrigerant pipeline forming a refrigerant circuit, and a control device, wherein: the storage tank unit includes pipelines that are provided in parallel, and includes, in one of the pipelines that are provided in parallel, a buffer tank for storing the refrigerant, a first gate valve positioned upstream of the buffer tank, and a second gate valve positioned downstream of the buffer tank; and if the refrigeration cycle device stops operating in a state in which the first gate valve and the second gate valve are maintained in a fully-closed state, the control device opens the first gate valve and the second gate valve.
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Inventors:
KUBO TAKASHI (JP)
SHINKAI KOJI (JP)
TANAKA MANABU (JP)
ASAI SHINICHI (JP)
SEKI NAOTO (JP)
SHINKAI KOJI (JP)
TANAKA MANABU (JP)
ASAI SHINICHI (JP)
SEKI NAOTO (JP)
Application Number:
PCT/JP2022/017671
Publication Date:
October 19, 2023
Filing Date:
April 13, 2022
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B1/00
Foreign References:
| JPH10238872A | 1998-09-08 | |||
| JP2011521194A | 2011-07-21 | |||
| JPH06159831A | 1994-06-07 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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