Oil separation and return system for centrifugal refrigerant com

Details Oil separation and return system for centrifugal refrigerant com Oil separation and return system for centrifugal refrigerant com

1978-11-13

1980-07-22

Capossela, Ronald C.

Refrigeration

Automatic control

Refrigeration producer

62225, 62468, 62500, F25B 3100

Patent

active

042133076

ABSTRACT:
A refrigerant system with a high speed centrifugal compressor has an arrangement for promoting the continuous return of oil to gear and bearing housing 12 including a coalescing type filter 62 from which separated oil is passed to a jet pump 74, a thermostatically controlled expansion valve 50 operating at a low superheat value, and inwardly pumping shaft seals 26.

REFERENCES:
patent: 3555845 (1971-01-01), Huelle
patent: 3575264 (1971-04-01), Johnson et al.
patent: 3601501 (1971-04-01), Johnson
patent: 3619086 (1971-11-01), Johnson et al.
patent: 3635579 (1972-01-01), Wood
patent: 3635580 (1972-01-01), Richardson et al.
patent: 3927889 (1975-12-01), Adams, Jr. et al.
patent: 3927890 (1975-12-01), Adams, Jr.

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