HEAT PUMP UNIT CONTROL SYSTEM

A heat pump unit control system, comprising a heat exchanger (1), a compressor (2), a first switching element (3), a second switching element (4), an enhanced vapor injection electronic expansion valve (5), and a main circuit electronic expansion valve (6). A first end (22) of the compressor (2) is...

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Bibliographische Detailangaben
Hauptverfasser:	WEI, Feng, ZHANG, Enquan, LIN, Haidong, ZHENG, Weiping, WANG, Chuanhua, SUN, Si, WU, Chengsong
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	BLASTING COMBINED HEATING AND REFRIGERATION SYSTEMS HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING REFRIGERATION MACHINES, PLANTS OR SYSTEMS REFRIGERATION OR COOLING WEAPONS
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Beschreibung
Zusammenfassung:	A heat pump unit control system, comprising a heat exchanger (1), a compressor (2), a first switching element (3), a second switching element (4), an enhanced vapor injection electronic expansion valve (5), and a main circuit electronic expansion valve (6). A first end (22) of the compressor (2) is connected to a first port (7) of the heat exchanger (1) successively by the first switching element (3) and the enhanced vapor injection electronic expansion valve (5), a second port (8) of the heat exchanger (1) is connected to an injection end (21) of the compressor (2), the end of the first switching element (3) connected to the compressor (2) is connected to a third port (9) of the heat exchanger (1), a fourth port (10) of the heat exchanger (1) is connected to a second end (23) of the compressor(2) by the main circuit electronic expansion valve (5), and the end of the first switching element (3) connected to the enhanced vapor injection electronic expansion valve (5) is connected to the fourth port (10) of the heat exchanger (1) by the second switching element (4).