Refrigeration system and the lubrication method thereof

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United States of America Patent

PATENT NO 11965681
APP PUB NO 20190257302A1
SERIAL NO

16332903

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Abstract

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A refrigeration system and a lubricating method thereof. The refrigeration system (100) includes: a compressor (110), a condenser (120), an evaporator (130), and a lubrication circuit (200), the lubrication circuit including a post-lubrication flow path (230,240,260) connected from the compressor into the condenser and the evaporator respectively; and a pre-lubrication flow path (210,220,250) connected from the condenser and the evaporator into the compressor respectively; wherein after flowing from the condenser via the pre-lubrication flow path to the compressor for lubrication, a part of refrigerant for lubrication can flow back to the evaporator via the post-lubrication flow path; or after flowing from the evaporator via the pre-lubrication flow path to the compressor for lubrication, the part of refrigerant for lubrication can flow back to the condenser via the post-lubrication flow path.

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Patent Owner(s)

  • CARRIER CORPORATION

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deng, Kai Shanghai, CN 30 50
Ding, Haiping Shanghai, CN 15 27
Li, Hsihua Huntersville, US 8 15
Shu, Biao Shanghai, CN 3 1
Stark, Michael A Mooresville, US 24 320
Zhang, Haitao Shanghai, CN 158 1086

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