Combination refrigerant circuit and hot water preheater

Refrigeration – Automatic control – Of external fluid or means

Patent

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Details

62183, 622386, 236 21B, F25D 1700

Patent

active

044920920

ABSTRACT:
A combination refrigeration circuit and hot water preheater is disclosed. Specific temperature sensing arrangements in combination with a bypass circuit and a continually operating pump are disclosed to obtain effective control of the hot water preheating system in combination with a refrigeration circuit. Additionally disclosed is an air conditioning system having a combination desuperheater hot water preheater built into a compressor section thereof to eliminate field connections to a hot water preheater.

REFERENCES:
patent: 2042812 (1936-06-01), Tull et al.
patent: 3922876 (1975-12-01), Wetherington, Jr.
patent: 4089667 (1978-05-01), Johsson
patent: 4098092 (1978-07-01), Singh
patent: 4141222 (1979-02-01), Ritchie
patent: 4142379 (1979-03-01), Kuklinski
patent: 4281519 (1981-08-01), Spath et al.
patent: 4293093 (1981-10-01), Raymond et al.
Carrier Publication, "Weathermaster III Heat Pump System".

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