Cold water supply system

Refrigeration – Automatic control – Of external fluid or means

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Details

62201, F25D 1702

Patent

active

045022895

ABSTRACT:
A cold water supply system includes an agitator tank in a cold water supply tank for receiving the cold water from a refrigerating units and a bypass pipe line for directing a calculated amount of return water from the load into the agitator tank. A temperature sensor for sensing the return water temperature is provided and another temperature sensor for sensing the refrigeration unit outlet temperature is provided for controlling regulating means in accordance with the sensed temperatures for automatically regulating the cold water temperature supplied into the agitator tank to a predetermined temperature.

REFERENCES:
patent: 1545938 (1925-07-01), Bren
patent: 3383037 (1968-05-01), Vince
patent: 3434488 (1969-03-01), Talbot
patent: 4415847 (1983-11-01), Galloway
Mitsubishi Denki Giho, vol. 56, No. 4 (Apr.) 1982 by A. Sakai et al. on Control System for Complete Air Conditioning and Ventilation for the Hong Kong Subway System, p. 43(315); (3) Refrigerator Plant.

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