Refrigerating circuit for car air conditioning

Details Refrigerating circuit for car air conditioning Refrigerating circuit for car air conditioning

1988-07-05

1990-01-02

Wayner, William E.

Refrigeration

Automatic control

Refrigeration producer

62227, 417222, F25B 100

Patent

active

048904589

ABSTRACT:
A closed refrigerating circuit for car air conditioning includes a compressor, a condenser, a refrigerant receiver, an expansion valve, and an evaporator. The expansion valve is provided with a constant pressure controlling mechanism for maintaining a pressure in the evaporator at a constant value. The compressor is provided with a continuously variable displacement mechanism for maintaining a superheating temperature of suction refrigerant at a constant value.

REFERENCES:
patent: 3260064 (1966-07-01), Newton
patent: 3913347 (1975-10-01), Stevens
patent: 4102150 (1978-07-01), Kountz
Truxal, Control Engineers' Handbook 1958 pp. 18-23.

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