Enhanced vapor injection air conditioning system

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United States of America Patent

PATENT NO 10260780
APP PUB NO 20170276407A1
SERIAL NO

15502018

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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An enhanced vapor injection air conditioning system is provided and includes: a vapor injection compressor, a direction switching assembly, a first outdoor heat exchanger, a second outdoor heat exchanger including first and second heat-exchange flow passages, and an auxiliary electronic expansion valve assembly. A main electronic expansion valve assembly is connected between a first end of the first heat-exchange flow passage and a second end of the first outdoor heat exchanger. The auxiliary electronic expansion valve assembly has a first end connected with an inlet of the second heat-exchange flow passage, and a second end connected to a second end of the first heat-exchange flow passage or between the main electronic expansion valve assembly and the first heat-exchange flow passage. A ratio DB of a sum of a caliber of the main electronic expansion valve assembly to that of the auxiliary electronic expansion valve assembly has a range of 1≤DB≤7.

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Patent Owner(s)

Patent OwnerAddress
GD MIDEA HEATING & VENTILATING EQUIPMENT CO LTD528311 INDUSTRIAL ROAD PENGLAI ROAD BEIJIAO TOWN SHUNDE DISTRICT GUANGDONG FOSHAN FOSHAN CITY GUANGDONG PROVINCE 528311

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bu, Qihui Foshan, CN 4 2
Dong, Shilong Foshan, CN 4 2
Jiang, Yunpeng Foshan, CN 13 5
Li, Hongwei Foshan, CN 138 980
Liang, Boqi Foshan, CN 4 2
Wu, Xiaohong Foshan, CN 34 123
Xu, Yongfeng Foshan, CN 29 18
Zhang, Guangpeng Foshan, CN 8 3

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