Refrigerant circulating system

Details Refrigerant circulating system Refrigerant circulating system

1997-10-24

2000-03-07

Wayner, William

Refrigeration

Automatic control

Refrigeration producer

62215, 62502, F25B 100, F25B 4104

Patent

active

060324732

ABSTRACT:
A refrigerant circulation system of the present invention includes a compressor, a condenser, a evaporator, a throttle device and a control unit. The control unit controls a composition of a refrigerant circulating in the refrigerant circulation system based on a temperature and pressure of the refrigerant of an inlet and outlet portion of the compressor, condenser, evaporator and throttle device. The control unit controls to open and close the throttle device to change the composition of the refrigerant circulating in the refrigerant circulation system.

REFERENCES:
patent: 5186012 (1993-02-01), Czachorski et al.
patent: 5499508 (1996-03-01), Arai et al.
U.S. application No. 08/957,738, filed Oct. 24, 1997, Osamu et al., pending.
U.S. application No. 09/138,747, filed Aug. 24, 1998, Daisuke et al., pending.

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