Refrigeration system

Details Refrigeration system Refrigeration system

1988-10-31

1990-08-14

Wayner, William

Refrigeration

Automatic control

Refrigeration producer

62210, 62505, 62510, F25B 500, F25B 110

Patent

active

049476556

ABSTRACT:
There is disclosed a refrigeration system employing multi-stage compressors, several unique modes of operation thereof, a sub-cooler/economizer for sub-cooling the condensed refrigerant prior to vaporization in the evaporator, as well as an improved expansion valve arrangement for controlling second stage discharge temperature, another valve arrangement for controlling economizer liquid discharge temperature, an interstage intercooler for use in a hot water system, a satellite compressor arrangement for ultra-low temperature applications, and an improved liquid-suction heat exchange arrangement.

REFERENCES:
patent: 2155516 (1939-04-01), Tull et al.
patent: 2386198 (1945-10-01), Dodson
patent: 2434221 (1948-01-01), Newton
patent: 2585908 (1952-02-01), Backstrom
patent: 2714806 (1955-08-01), Scullen
patent: 2841965 (1958-07-01), Etherington
patent: 3827250 (1974-08-01), Kerschbaumer
patent: 3848422 (1974-11-01), Schibbye
patent: 3859815 (1975-01-01), Kasahara
patent: 4325223 (1982-04-01), Cantley
patent: 4435962 (1984-03-01), Mochizuki et al.
patent: 4621501 (1986-11-01), Tanaka
Thermal Environmental Engineering, Second Ed., by James L. Threlkeld, c. 1970, 1962 by Prentice-Hall, Inc., pp. 63-70.
Grasso Data Sheet, No. 20, May 1979, 2 pages.

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