Screw compressor-expander cryogenic system with magnetic couplin

Details Screw compressor-expander cryogenic system with magnetic couplin Screw compressor-expander cryogenic system with magnetic couplin

1979-12-10

1982-05-11

Capossela, Ronald C.

Refrigeration

Air compressor, cooler and expander type

Motor-type expander

310104, 417420, 418200, F25D 900

Patent

active

043286844

ABSTRACT:
Cryogenic refrigeration system 10 employs a screw compressor 72 and a screw expander 70 wherein one rotor of the compressor and one rotor of the expander is mechanically driven, including a magnetic coupling 50, 52 between the compressor and expander rotors. The other compressor rotor and other expander rotor is driven only by the connected rotor.

REFERENCES:
patent: 3405604 (1968-10-01), Lysolm
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), Person et al.
patent: 3956904 (1976-05-01), Edwards
patent: 4044567 (1977-08-01), Dix et al.

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