AIR CONDITIONING SYSTEM - DAIKIN IND LTD

Title:

AIR CONDITIONING SYSTEM

Document Type and Number:

WIPO Patent Application WO/2019/064850

Kind Code:

A1

Abstract:

Provided is an air conditioning system that suppresses degradation in reliability. This air conditioning system (100), which performs a refrigeration cycle in a refrigerant circuit (RC), is provided with: an outdoor unit (10); a plurality of indoor units (40); a liquid-side communication pipe (La) that forms a liquid-side communication circuit (RC3a), through which at least a refrigerant in a gas-liquid two-phase state flows, between the outdoor unit (10) and the indoor units (40). The liquid-side communication pipe (La) has: liquid-side branch portions (BPa) including a branch pipe group (88); and trap parts (T1). The branch pipe group (88) is a plurality of branch pipes (80) that communicate with some of the indoor units (40). The liquid-side branch portions (BPa) branch the refrigerant from the outdoor unit (10) side. The trap parts (T1) are provided to at least some of the branch pipes (80). The trap parts (T1) fill with the refrigerant in a gas state.

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Inventors:

SHIRASAKI TETSUYA
YOSHIMI ATSUSHI

Application Number:

PCT/JP2018/027340

Publication Date:

April 04, 2019

Filing Date:

July 20, 2018

Export Citation:

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Assignee:

DAIKIN IND LTD (JP)

International Classes:

F24F1/32; F25B1/00; F25B13/00; F25B41/00

Domestic Patent References:

WO2015029160A1

2015-03-05

Foreign References:

JP2005221167A	2005-08-18
JP2017150706A	2017-08-31
JPH02195159A	1990-08-01

Other References: