Some articles on volume relief, volume relief valves:
... Volume relief pipes Essential fail-safe system to protect the gasholder from over-pressurisation ... Once actuated, by the piston fender, the volume relief valves allow the stored gas to escape to atmosphere at a safe height above the gasholder roof ... As the volume relief valves open they actuate a limit switch ...
Famous quotes containing the words volume and/or relief:
“A German immersed in any civilization different from his own loses a weight equivalent in volume to the amount of intelligence he displaces.”
—José Bergamín (18951983)
In the house made of dawn,
In the house made of the evening twilight,
In the house made of the dark cloud, ...
Oh, male divinity!
With your moccasins of dark cloud, come to us.”
—Administration in the State of Ariz, U.S. public relief program (1935-1943)