REFRIGERATION DEVICE

WIPO Patent Application WO/2013/038706

A1

Provided is a refrigeration device capable of stable operation over a long period of time, and preventing damage to the interior of a refrigeration unit and a decline in performance of the refrigeration cycle through capture of polymers (8), the refrigeration device being characterized in that: a refrigerant containing as a base component a hydrofluoroolefin having a carbon-carbon double bond or a mixed refrigerant comprising a refrigerant is used as a working fluid; a refrigeration cycle for circulating the working fluid is formed by connecting a compressor (1), a condensation means (2), an expansion mechanism (3), and an evaporation means (4) in the stated order in an annular configuration over a circulation path (5); the compressor (1) has a compression mechanism (13) for suctioning working fluid through an intake port (9) and compressing the fluid in a sealed container (11) providing with the intake port (9) and a discharge port (10); refrigeration device oil is sealed within the interior of the sealed container (11); and at least one means for capturing foreign matter (6) is provided in the compressor (1).

OHNO RYUICHI
OYAGI SHINGO
NAKAI HIROAKI
KARINO TSUYOSHI
IIDA NOBORU
SATO SHIGEHIRO

PCT/JP2012/005899

March 21, 2013

September 14, 2012

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PANASONIC CORP (JP)
OHNO RYUICHI
OYAGI SHINGO
NAKAI HIROAKI
KARINO TSUYOSHI
IIDA NOBORU
SATO SHIGEHIRO

F25B1/00; C09K5/04; C10M105/06; C10M105/38; C10M107/02; C10M107/24; C10M107/34; F04B39/16; F04C29/12; C10N30/00; C10N40/30

JP2011158177A	2011-08-18
JPH048883A	1992-01-13
JPH10300286A	1998-11-13
JPH1062037A	1998-03-06
JPH044670U	1992-01-16

ABE, Shinichi et al. (JP)
Shin-ichi Abe (JP)

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