Heating/cooling system

Details Heating/cooling system Heating/cooling system

2007-06-12

2007-06-12

Jones, Melvin (Department: 3744)

Refrigeration

Reversible, i.e., heat pump

C062S324600

Reexamination Certificate

active

11055072

ABSTRACT:
An object is to provide a heating/cooling system capable of achieving reduction of power consumption, and enhancement of performance in a heating/cooling system usable in such a manner as to be switched to be hot/cold. The heating/cooling system having a storage chamber usable in such a manner as to be switched to be hot/cold, comprises: a refrigerant circuit comprising a compressor, a gas cooler, a pressure reducing device, an evaporator and the like, containing carbon dioxide sealed as a refrigerant therein, and having a supercritical pressure on a high-pressure side; a radiator through which the refrigerant flowing out of the gas cooler flows before entering the pressure reducing device; and an air blower which sends air through the gas cooler, the inside of the storage chamber is heated by the radiator, the inside of the storage chamber is cooled by the evaporator, and the air blower is stopped in a case where the inside of the storage chamber is heated by the radiator.

REFERENCES:
patent: 6343486 (2002-02-01), Mizukami
patent: 2004/0020230 (2004-02-01), Kuwabara et al.
patent: 2004/0134225 (2004-07-01), Sakamoto et al.
patent: 6-18156 (1994-01-01), None

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