High-temperature overlapping machine

The invention discloses a high-temperature overlapping machine. The machine comprises an evaporator, a high-temperature circulating pipeline, an intermediate heat exchanger and a low-temperature circulating pipeline, the low-temperature circulating pipeline comprises a first compressor, a first elec...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	TAN XIUQING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING COMBINED HEATING AND REFRIGERATION SYSTEMS FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEATGENERATING MEANS, IN GENERAL HEAT PUMP SYSTEMS HEATING LIGHTING LIQUEFACTION SOLIDIFICATION OF GASES MANUFACTURE OR STORAGE OF ICE MECHANICAL ENGINEERING RANGES REFRIGERATION MACHINES, PLANTS OR SYSTEMS REFRIGERATION OR COOLING VENTILATING WEAPONS
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Beschreibung
Zusammenfassung:	The invention discloses a high-temperature overlapping machine. The machine comprises an evaporator, a high-temperature circulating pipeline, an intermediate heat exchanger and a low-temperature circulating pipeline, the low-temperature circulating pipeline comprises a first compressor, a first electronic expansion valve, a first gas-liquid separator and a first four-way valve, and the first four-way valve is connected with the first compressor, the first gas-liquid separator, the evaporator and the intermediate heat exchanger. The first gas-liquid separator is connected to the first compressor, the intermediate heat exchanger is connected to the evaporator through the first electronic expansion valve, the high-temperature circulating pipeline comprises a second compressor, a second gas-liquid separator and a second electronic expansion valve, the second compressor is connected with the second gas-liquid separator, and the second gas-liquid separator is connected with the intermediate heat exchanger. The seco