JPWO2020017319A5 - - Google Patents

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Publication number
JPWO2020017319A5
JPWO2020017319A5 JP2020531220A JP2020531220A JPWO2020017319A5 JP WO2020017319 A5 JPWO2020017319 A5 JP WO2020017319A5 JP 2020531220 A JP2020531220 A JP 2020531220A JP 2020531220 A JP2020531220 A JP 2020531220A JP WO2020017319 A5 JPWO2020017319 A5 JP WO2020017319A5
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JP
Japan
Prior art keywords
refrigerant compressor
compressor according
lubricating oil
hermetic refrigerant
hermetic
Prior art date
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JP2020531220A
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Japanese (ja)
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JPWO2020017319A1 (en
JP7307065B2 (en
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Priority claimed from PCT/JP2019/026301 external-priority patent/WO2020017319A1/en
Priority to JP2021003361A priority Critical patent/JP6922109B2/en
Publication of JPWO2020017319A1 publication Critical patent/JPWO2020017319A1/en
Publication of JPWO2020017319A5 publication Critical patent/JPWO2020017319A5/ja
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Publication of JP7307065B2 publication Critical patent/JP7307065B2/en
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Claims (8)

密閉容器内に、４０℃での動粘度が１ｍｍ2 ／Ｓ～５ｍｍ2 ／Ｓの潤滑油を貯留するとともに、電動要素および当該電動要素により駆動され冷媒を圧縮する圧縮要素を収容し、
前記潤滑油は、鉱油を含み、前記潤滑油の表面張力は、ＪＩＳ Ｋ２２４１に規定されるリング法で測定したときに、２３ｍＮ／ｍ～４５ｍＮ／ｍの範囲内であることを特徴とする、
密閉型冷媒圧縮機。 A sealed container stores a lubricating oil having a kinematic viscosity of 1 mm 2 /S to 5 mm 2 /S at 40° C., and houses an electric element and a compression element driven by the electric element to compress a refrigerant,
The lubricating oil contains mineral oil, and the surface tension of the lubricating oil is in the range of 23 mN / m to 45 mN / m when measured by the ring method specified in JIS K2241 .
Hermetic refrigerant compressor. 前記潤滑油の４０℃での動粘度が１ｍｍThe kinematic viscosity of the lubricating oil at 40 ° C. is 1 mm 22 ／Ｓ～４ｍｍ /S~4mm 22 ／Ｓであることを特徴とする、 /S,
請求項１に記載の密閉型冷媒圧縮機。The hermetic refrigerant compressor according to claim 1. 前記圧縮要素は、前記電動要素によって駆動される往復式の構成であり、クランクシャフトおよびシリンダーブロックを備え、said compression element is a reciprocating arrangement driven by said electric element and comprises a crankshaft and a cylinder block;
前記クランクシャフトの主軸は、前記シリンダーブロックが備える主軸受により軸支されていることを特徴とする、The main shaft of the crankshaft is supported by a main bearing provided in the cylinder block,
請求項１に記載の密閉型冷媒圧縮機。The hermetic refrigerant compressor according to claim 1. 前記冷媒はＲ６００ａであることを特徴とする、The refrigerant is R600a,
請求項１に記載の密閉型冷媒圧縮機。The hermetic refrigerant compressor according to claim 1. 前記潤滑油の表面張力は、２５ｍＮ／ｍ～３５ｍＮ／ｍの範囲内であることを特徴とする、
請求項１に記載の密閉型冷媒圧縮機。 The surface tension of the lubricating oil is in the range of 25 mN / m to 35 mN / m,
The hermetic refrigerant compressor according to claim 1. 前記潤滑油は、表面張力調整剤として、硫黄系化合物およびリン系化合物を含有することを特徴とする、
請求項１に記載の密閉型冷媒圧縮機。 The lubricating oil contains a sulfur-based compound and a phosphorus-based compound as surface tension modifiers,
The hermetic refrigerant compressor according to claim 1. 前記電動要素は、複数の運転周波数でインバータ駆動されることを特徴とする、
請求項１に記載の密閉型冷媒圧縮機。 The electric element is inverter-driven at a plurality of operating frequencies,
The hermetic refrigerant compressor according to claim 1. 請求項１から７のいずれか１項に記載の密閉型冷媒圧縮機と、放熱器と、減圧装置と、吸熱器とを含み、これらを配管によって環状に連結した冷媒回路を備えることを特徴とする、
冷凍・冷蔵装置。 A refrigerant circuit comprising: the hermetic refrigerant compressor according to any one of claims 1 to 7 ; do,
Refrigeration equipment.
JP2020531220A 2018-07-20 2019-07-02 Hermetic refrigerant compressor and freezer/refrigerator using the same Active JP7307065B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2021003361A JP6922109B2 (en) 2018-07-20 2021-01-13 Sealed refrigerant compressor and freezing / refrigerating equipment using it

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2018136855 2018-07-20
JP2018136855 2018-07-20
PCT/JP2019/026301 WO2020017319A1 (en) 2018-07-20 2019-07-02 Hermetic refrigerant compressor and freezing/refrigerating apparatus using same

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2021003361A Division JP6922109B2 (en) 2018-07-20 2021-01-13 Sealed refrigerant compressor and freezing / refrigerating equipment using it

Publications (3)

Publication Number Publication Date
JPWO2020017319A1 JPWO2020017319A1 (en) 2021-08-12
JPWO2020017319A5 true JPWO2020017319A5 (en) 2022-11-14
JP7307065B2 JP7307065B2 (en) 2023-07-11

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Family Applications (2)

Application Number Title Priority Date Filing Date
JP2020531220A Active JP7307065B2 (en) 2018-07-20 2019-07-02 Hermetic refrigerant compressor and freezer/refrigerator using the same
JP2021003361A Active JP6922109B2 (en) 2018-07-20 2021-01-13 Sealed refrigerant compressor and freezing / refrigerating equipment using it

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2021003361A Active JP6922109B2 (en) 2018-07-20 2021-01-13 Sealed refrigerant compressor and freezing / refrigerating equipment using it

Country Status (4)

Country Link
EP (2) EP4303441A3 (en)
JP (2) JP7307065B2 (en)
CN (2) CN115614253A (en)
WO (1) WO2020017319A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024071128A1 (en) * 2022-09-30 2024-04-04 パナソニック アプライアンシズ リフリジレーション デヴァイシズ シンガポール Hermetic refrigerant compressor, operating method for same, and freezing/refrigerating device using same

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2621329B2 (en) * 1988-04-20 1997-06-18 松下電器産業株式会社 Fluid bearing device
JPH01319589A (en) * 1988-06-22 1989-12-25 Matsushita Electric Ind Co Ltd Ice machine oil
WO1992014807A1 (en) * 1991-02-22 1992-09-03 Massachusetts Institute Of Technology Lubricant fluid composition and methods for reducing frictional losses therewith in internal combustion engines
JP2000001689A (en) * 1998-06-15 2000-01-07 Seiko Instruments Inc Lubricating oil for liquid dynamic pressure bearing and liquid dynamic pressure bearing device
JP2009222351A (en) * 2008-03-18 2009-10-01 Daikin Ind Ltd Refrigerating device
JP2009222032A (en) * 2008-03-18 2009-10-01 Daikin Ind Ltd Refrigerating apparatus
JP5407157B2 (en) * 2008-03-18 2014-02-05 ダイキン工業株式会社 Refrigeration equipment
JP5407166B2 (en) * 2008-04-08 2014-02-05 パナソニック株式会社 Hermetic compressor
JP5222244B2 (en) 2009-07-15 2013-06-26 日立アプライアンス株式会社 Reciprocating compressor
JP5347887B2 (en) * 2009-10-07 2013-11-20 パナソニック株式会社 Hermetic compressor
JP5879263B2 (en) * 2010-07-12 2016-03-08 ライオン・スペシャリティ・ケミカルズ株式会社 Metal processing base oil
JP6049522B2 (en) * 2013-03-29 2016-12-21 Ｊｘエネルギー株式会社 Lubricating oil base oil and manufacturing method thereof, electric insulating oil
JPWO2018101246A1 (en) * 2016-11-29 2019-10-24 パナソニック アプライアンシズ リフリジレーション デヴァイシズ シンガポール Refrigerant compressor and refrigeration / refrigeration apparatus using the same

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