Title:
OIL DETECTING DEVICE OF COMPRESSOR AND COMPRESSOR INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2022/154407
Kind Code:
A1
Abstract:
An embodiment disclosed in the present specification relates to an oil detecting device of a compressor and a compressor including same, the device comprising multiple capillary tubes in an internal space in a casing in which a receptor including at least one of oil and refrigerant is accommodated, wherein the device adjusts pressure of the multiple capillary tubes to enable the receptor to be introduced into the multiple capillary tubes, measures pressure of the multiple capillary tubes according to pressure adjustment to detect the state of oil on the basis of a pressure measurement result, and adjusts pressure of the multiple capillary tubes so that surface tension of the multiple capillary tubes is within a predetermined reference range while pressure of the multiple capillary tubes is measured.
Inventors:
AHN SUNGYONG (KR)
PARK JUNGHOON (KR)
KIM TAEKYOUNG (KR)
CHOI SEHEON (KR)
PARK JUNGHOON (KR)
KIM TAEKYOUNG (KR)
CHOI SEHEON (KR)
Application Number:
PCT/KR2022/000384
Publication Date:
July 21, 2022
Filing Date:
January 10, 2022
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
F04B39/02; F04B51/00; F04C28/24; F04C28/28; F04C29/02; G01F23/14
Foreign References:
| KR20200054029A | 2020-05-19 | |||
| KR20030085761A | 2003-11-07 | |||
| KR20160081021A | 2016-07-08 | |||
| US20110025512A1 | 2011-02-03 | |||
| US5934305A | 1999-08-10 |
Attorney, Agent or Firm:
PARK, Jang-Won (KR)
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