Title:
HEAT-PUMP SYSTEM
Document Type and Number:
WIPO Patent Application WO/2015/119388
Kind Code:
A1
Abstract:
Provided is a heat-pump system including a plurality of compressors, wherein the plurality of compressors includes a first compressor and a second compressor that compress refrigerant, an oil separator provided on a discharge side of the plurality of compressors to separate oil mixed with refrigerant compressed by the plurality of compressors, an oil separation pipe extended from the oil separator to allow the plurality of compressors to recover oil, and a compressor side oil balance pipe extended from the second compressor to allow the first compressor to recover oil stored in the second compressor.
Inventors:
JEONG HOJONG (KR)
CHOI SONG (KR)
CHOI MINHWAN (KR)
CHOI SONG (KR)
CHOI MINHWAN (KR)
Application Number:
PCT/KR2015/000485
Publication Date:
August 13, 2015
Filing Date:
January 16, 2015
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F25B30/02; F25B43/00; F25B49/02
Foreign References:
| US20110162746A1 | 2011-07-07 | |||
| KR0138990Y1 | 1999-05-15 | |||
| JPH10238881A | 1998-09-08 | |||
| US4586351A | 1986-05-06 | |||
| US20080085195A1 | 2008-04-10 | |||
| EP0563570A1 | 1993-10-06 |
Other References:
See also references of EP 3102894A4
Attorney, Agent or Firm:
KIM, Ki Moon (HyunJuk Bldg.114 Yeoksam-ro,Gangnam-gu, Seoul 135-936, KR)
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