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Title:
REFRIGERANT RECOVERY CONTROL DEVICE AND REFRIGERANT RECOVERY CONTROL SYSTEM
Document Type and Number:
WIPO Patent Application WO/2021/220650
Kind Code:
A1
Abstract:
An outdoor unit 3 of an air conditioning device 1 comprises an outdoor control unit 31 having a first control mode and a second control mode, which are different from each other, as control modes for a refrigerant recovery operation that recovers refrigerant in a refrigerant circuit 9. The refrigerant flow rate in the refrigerant circuit 9 in the first control mode is greater than the refrigerant flow rate in the refrigerant circuit 9 in the second control mode.

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Inventors:
IYOSHI YUUTA (JP)
YAMANOI YOSHIKI (JP)
SAEKI KUMIKO (JP)
Application Number:
PCT/JP2021/010723
Publication Date:
November 04, 2021
Filing Date:
March 17, 2021
Export Citation:
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Assignee:
DAIKIN IND LTD (JP)
International Classes:
F25B45/00; F24F11/32; F24F11/65; F25B1/00
Foreign References:
JP2000304363A2000-11-02
JP2014119122A2014-06-30
JPH04281168A1992-10-06
JP2019143877A2019-08-29
JPH1130459A1999-02-02
Attorney, Agent or Firm:
SUNCREST PATENT AND TRADEMARK ATTORNEYS (JP)
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