Multiple source heat pump

Details Multiple source heat pump Multiple source heat pump

1981-12-11

1983-04-19

Tapolcai, William E.

Refrigeration

Utilizing solar energy

622387, 623246, F25B 2900

Patent

active

043801560

ABSTRACT:
A heat pump apparatus for conditioning a fluid characterized by a fluid handler and path for circulating a fluid in heat exchange relationship with a refrigerant fluid, at least three refrigerant heat exchangers, one for effecting heat exchange with the fluid, a second for effecting heat exchange with a heat exchange fluid, and a third for effecting heat exchange with ambient air; a compressor for compressing the refrigerant; at least one throttling valve connected at the inlet side of a heat exchanger in which liquid refrigerant is vaporized; a refrigerant circuit; refrigerant; a source of heat exchange fluid; heat exchange fluid circuit and pump for circulating the heat exchange fluid in heat exchange relationship with the refrigerant; and valves or switches for selecting the heat exchangers and directional flow of refrigerant therethrough for selecting a particular mode of operation. Also disclosed are a variety of embodiments, modes of operation, and schematics therefor.

REFERENCES:
patent: 2751761 (1956-06-01), Borgerd
patent: 3301002 (1967-01-01), McGrath
patent: 4012920 (1977-03-01), Kirschbaum
patent: 4165037 (1979-08-01), McCarson
patent: 4196595 (1980-04-01), Shaw
patent: 4226606 (1980-10-01), Yaeger et al.
patent: 4256475 (1981-03-01), Schafer
patent: 4257239 (1981-03-01), Partin et al.

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