Title:
REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/146719
Kind Code:
A1
Abstract:
A refrigeration cycle device has: a main refrigerant circuit in which a compressor, a load-side heat exchanger, a load-side throttle device, a heat source-side heat exchanger, and a gas-liquid separator are connected through refrigerant piping, and a foreign matter collection circuit in which the gas-liquid separator, an open/close valve, and a foreign matter collector are connected through bypass piping that connects the lower portion of the gas-liquid separator and the intake side of the compressor, and comprises an oil sensor that is provided in the gas-liquid separator and that measures the permittivity of the refrigeration oil stored in the gas-liquid separator.
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Inventors:
ARIYAMA TADASHI (JP)
Application Number:
PCT/JP2017/004383
Publication Date:
August 16, 2018
Filing Date:
February 07, 2017
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B45/00; F25B43/02
Domestic Patent References:
| WO2015125252A1 | 2015-08-27 | |||
| WO2012098582A1 | 2012-07-26 |
Foreign References:
| JP2004125393A | 2004-04-22 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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