Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2022/019007
Kind Code:
A1
Abstract:
Provided is an air conditioner which, when a refrigerant piping system includes a plurality of indoor units, can suppress rapid leakage of a refrigerant, can ensure countermeasures/evacuation time during refrigerant leakage, and can guarantee the safety of a user. When a refrigerant leakage of an indoor unit 20 has been detected by a refrigerant leakage sensor 40, a control device 50: controls a liquid shut-off valve 34 and a gas shut-off valve 36 to be "closed," and drives a blower of the indoor unit 20 for which the refrigerant leakage is detected; and controls an indoor diaphragm device 22 of the indoor unit 20 for which refrigerant leakage has not been detected to be "closed" when the indoor unit 20 is in a cooling operation, and controls the indoor diaphragm device 20 to be "open" when the indoor unit 20 is in a heating operation.
Inventors:
HAYASHI YOSHIMI
KAWABATA RYUJI
HIROTA MASANOBU
MATSUI MASARU
KAWABATA RYUJI
HIROTA MASANOBU
MATSUI MASARU
Application Number:
PCT/JP2021/022719
Publication Date:
January 27, 2022
Filing Date:
June 15, 2021
Export Citation:
Assignee:
PANASONIC IP MAN CO LTD (JP)
International Classes:
F25B13/00; F24F11/36; F24F11/86; F25B49/02
Domestic Patent References:
| WO2018011994A1 | 2018-01-18 | |||
| WO2020105117A1 | 2020-05-28 |
Foreign References:
| JP2009299910A | 2009-12-24 |
Attorney, Agent or Firm:
KUSHIBUCHI & ASSOCIATES (JP)
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