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Old 12-28-2012, 06:16 AM   #30
RickB
Scraping Paint
 
City: Fort Lauderdale
Vessel Model: CHB 48 Zodiac YL 4.2
Join Date: Oct 2007
Posts: 3,804
Quote:
Originally Posted by Valhalla View Post
The water tower uses gravity to provide pressure and there is no pressurized accumulator tank in that system.
The water tower uses gravity to provide a static pressure head on the water main.

A "volume tank" uses compressed air to provide exactly the same thing that gravity and tank volume does in the city water tank and that is to provide surge capacity and reduce pressure variations resulting from pump operation.

Nice try though.
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