Means and method for the recovery of expansion work in a vapor c

Refrigeration – Processes – Reducing pressure on compressed gas

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62114, 62511, 62527, F25D 900

Patent

active

043040993

ABSTRACT:
Recovery of substantially all of the work associated with the expansion of a multi-component working fluid mixture in a vapor compression cycle device is enabled by conveying working fluid in a liquid phase from a condenser to a coldest portion of an evaporator assembly in a countercurrent heat exchange relationship with fluid flowing through the evaporator assembly.

REFERENCES:
patent: 2687626 (1954-08-01), Bartlowe
patent: 2785542 (1957-03-01), Thomas
patent: 2956421 (1960-10-01), Stevens
patent: 2979924 (1961-04-01), Balogh
patent: 3048021 (1962-08-01), Coles et al.
patent: 3172272 (1965-03-01), Alsing
patent: 3872682 (1975-03-01), Shook
patent: 4086782 (1978-05-01), Forsberg
Stoecker, W. F., Improving the Energy Effectiveness of Domestic Refrigerators by the Application of Refrig. Mixtures U.S.D.O.E. ORNL/Sub-78/55463/1, pp. 39-47.
Burr, P. S. et al., "A Non-Isothermal Mixed Refrigerant Cycle for Air Conditioning Duties", 1974, Institute of Refrigeration at the Polytechnic of the South Bank, London.

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