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Title: Refrigerant expander compressor

Abstract: An expander compressor unit for a vapor compression refrigeration system is disclosed. The unit has a rotor which is provided with radial passageways terminating in tangentially oriented nozzles for expanding the high-pressure fluid and utilizing the kinetic energy of the expanding fluid to propel the rotor. The rotor is in driving engagement with a compressor which serves to compress fluid in the cycle. By this means the expander compressor unit substantially improves the efficiency of the cycle through efficient expansion of the refrigerant prior to evaporization and through reduction of the net work input into the system.


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Inventors: Goldsberry, Fred L. (Amarillo, TX, US)

Application Number: 507863
Filing Date: 1974-09-20
Publication_date: 1976-01-13
Assignee: Enserch Corporation (Dallas, TX)
Primary Class(es): 62/510 62/87, 62/115, 62/402, 62/498
Other Classes:
US Patent Ref:
1938205Dec, 1933Yeomans62/116.
2394109Feb, 1946Sanchez62/402.
2494120Jan, 1950Ferro62/87.
2519010Aug, 1950Zearfoss62/116.
2737031Mar, 1956Wulle62/498.
3277658Oct, 1966Leonard62/116.

Other Refs:
Primary Examiner: Wye, William J.
Assistant Examiner:
Attorney: Richards, Harris and Medlock