Screw compressor-expander cryogenic system

Details Screw compressor-expander cryogenic system Screw compressor-expander cryogenic system

1980-06-12

1981-09-29

Capossela, Ronald C.

Refrigeration

Air compressor, cooler and expander type

Motor-type expander

418 9, 418 86, 418200, 62505, F25D 900

Patent

active

042915473

ABSTRACT:
Cryogenic refrigeration system employs a power driven screw compressor which delivers pressurized refrigerant gas through a closed system to expand in a screw expander to produce refrigeration. The screw expander is rotatively coupled to the compressor. The screw compressor-screw expander cryogenic system includes heat exchangers and operates on the closed Brayton cycle to produce refrigeration.

REFERENCES:
patent: 2804260 (1956-08-01), Nilsson et al.
patent: 3405604 (1968-10-01), Lysholm
patent: 3751673 (1973-08-01), Sprankle
patent: 3795117 (1974-03-01), Moody, Jr. et al.
patent: 3902827 (1975-09-01), Schibbye
patent: 3910731 (1975-10-01), Perrson et al.
patent: 3956904 (1976-05-01), Edwards

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