Method of operating a cooling fluid system

Details Method of operating a cooling fluid system Method of operating a cooling fluid system

2007-05-04

2009-11-10

Chiesa, Richard L (Department: 1797)

Gas and liquid contact apparatus

Fluid distribution

Pumping

C165S900000, C261S036100, C261S110000, C261S151000, C261SDIG011

Reexamination Certificate

active

07614613

ABSTRACT:
In a gravity fed cooling tower liquid return system having a common header with a plurality of valved sub-headers, a distributive control system, risers on the sub-headers, and sensor/transmitters on the risers, some of the sensor/transmitters controlling the valves on their respective sub-headers, sensing the liquid level in each of the sub-headers, comparing the sensed liquid levels in the distributive control system, and controlling the liquid levels in the sub-headers in response to the sensed liquid levels.

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