Title:
AIR CONDITIONING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/026639
Kind Code:
A1
Abstract:
An air conditioning system 10 including a refrigerant circuit RC1 that performs a refrigeration cycle, an outdoor unit 40, and a plurality of indoor units 30 connected in parallel to the outdoor unit 40, the air conditioning system 10 comprising: a refrigerant pipe 25 including a liquid pipe 25L and a gas pipe 25G connecting the indoor units 30 and the outdoor unit 40; a shutoff valve unit 51 that is a valve unit 50 provided at an intermediate point in the refrigerant pipe 25; and a first electric valve 52 that is a pressure control valve PV, which is provided in the shutoff valve unit 51 and adjusts the pressure of the refrigerant flowing through the liquid pipe 25L. The distance L1 from the indoor unit 30 to the shutoff valve unit 51 is 20 m or less.
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Inventors:
FUKUYAMA YUTA (JP)
MATSUOKA SHINYA (JP)
NAKANISHI TAKAYA (JP)
MATSUOKA SHINYA (JP)
NAKANISHI TAKAYA (JP)
Application Number:
PCT/JP2022/023630
Publication Date:
March 02, 2023
Filing Date:
June 13, 2022
Export Citation:
Assignee:
DAIKIN IND LTD (JP)
International Classes:
F24F1/32; F25B41/26; F25B41/40
Domestic Patent References:
| WO2019038797A1 | 2019-02-28 | |||
| WO2019064566A1 | 2019-04-04 | |||
| WO2018062528A1 | 2018-04-05 |
Attorney, Agent or Firm:
SUNCREST PATENT AND TRADEMARK ATTORNEYS (JP)
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