Title:
AIR CONDITIONER
Document Type and Number:
WIPO Patent Application WO/2018/169187
Kind Code:
A1
Abstract:
The present invention relates to an air conditioner. The air conditioner according to an embodiment of the present invention has a refrigeration capacity of 16kW to 28kW, inclusive, and uses, as a refrigerant, a mixed refrigerant containing 50% or more of R32, and a refrigerant pipe therein includes a ductile stainless steel pipe having 1% or less of a delta-ferrite matrix structure with respect to the grain size area thereof. The refrigerant pipe includes a suction pipe for guiding the suction of the refrigerant into a compressor, and the outer diameter of the suction pipe is formed to be 19.05mm and the inner diameter thereof is formed to be 18.07mm or less. Also, the refrigerant pipe includes a discharge pipe for guiding the discharge of the refrigerant compressed by the compressor, and the outer diameter of the discharge pipe is formed to be 12.70mm and the inner diameter thereof is formed to be 12.04mm or less.
Inventors:
HONG SEOKPYO (KR)
Application Number:
PCT/KR2018/000567
Publication Date:
September 20, 2018
Filing Date:
January 11, 2018
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F25B9/00; B23P13/02; F24F1/32; F25B1/04; F25B31/00; F25B41/00; F25B41/04
Domestic Patent References:
| WO2016051606A1 | 2016-04-07 | |||
| WO2013146103A1 | 2013-10-03 |
Foreign References:
| KR20130045931A | 2013-05-06 | |||
| KR20160028400A | 2016-03-11 | |||
| KR20040100668A | 2004-12-02 | |||
| KR20030074232A | 2003-09-19 |
Other References:
See also references of EP 3598025A4
Attorney, Agent or Firm:
HAW, Yong Noke (KR)
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