Refrigeration – Automatic control – Refrigeration producer
Patent
1996-06-28
1997-12-02
Doerrler, William
Refrigeration
Automatic control
Refrigeration producer
62504, 62505, 62218, F25B 4104, F25B 3902, F25B 3100
Patent
active
056923899
ABSTRACT:
A flash tank economizer containing a first expansion device to expand high pressure refrigerant from a system condenser to an intermediate pressure and a second expansion device for further expanding liquid refrigerant at the intermediate pressure that has collected in the tank to a desired low pressure for delivery to the system evaporator. Vapor phase refrigerant produced by the first expansion in the tank is injected back into the system compressor at the intermediate pressure.
REFERENCES:
patent: 3192735 (1965-07-01), Bernhard
patent: 4523435 (1985-06-01), Lord
patent: 5189885 (1993-03-01), Ni
patent: 5285653 (1994-02-01), Meloling et al.
patent: 5431026 (1995-07-01), Jaster
Glover Kevin J.
Lord Richard G.
Rabbia Mark R.
Carrier Corporation
Doerrler William
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