- relief valve
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A safety valve that relieves pressure when it becomes high but before it becomes dangerous.
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relief valve
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Relief valve — Relief Re*lief (r? l?f ), n. [OE. relef, F. relief, properly, a lifting up, a standing out. See {Relieve}, and cf. {Basrelief}, {Rilievi}.] 1. The act of relieving, or the state of being relieved; the removal, or partial removal, of any evil, or… … The Collaborative International Dictionary of English
relief valve — n. SAFETY VALVE … English World dictionary
Relief valve — The relief valve is a type of valve used to control or limit the pressure in a system or vessel which can build up by a process upset, instrument or equipment failure, or fire. The pressure is relieved by allowing the pressurised fluid to flow… … Wikipedia
relief valve — [1] A valve in the air pump of an air injection system which dumps part of the air at high pump speeds to prevent pump damage. It may be combined with the air gulp valve. [2] Safety device on a sealed system. It opens to release fluids before… … Dictionary of automotive terms
relief valve — noun a valve in a container in which pressure can build up (as a steam boiler); it opens automatically when the pressure reaches a dangerous level • Syn: ↑safety valve, ↑escape valve, ↑escape cock, ↑escape • Hypernyms: ↑valve, ↑regulator * * * … Useful english dictionary
relief valve — apsauginis vožtuvas statusas T sritis automatika atitikmenys: angl. pressure relief valve; relief valve; safety valve vok. Überdruckventil, n; Entlastungsventil, n; Sicherheitsventil, n rus. предохранительный клапан, m pranc. clapet de décharge,… … Automatikos terminų žodynas
relief valve — A pressure control valve in any fluid system, which limits the pressure in the system by releasing it at a preset value. The pressure is not allowed to be built up above this preset figure. A typical oil pressure relief valve … Aviation dictionary
relief valve — a device that, when actuated by static pressure above a predetermined level, opens in proportion to the excess above this level and reduces the pressure to it. Cf. safety valve (def. 1). * * * … Universalium
Pressure relief valve — A pressure relief valve is a safety device that relieve in case of overpressure in vessel or piping. The generic term is or pressure relief Valve (PRV) or pressure safety valve (PSV).Main types of pressure relief valves include: *Relief valve… … Wikipedia
negative pressure relief valve — A relief valve in an aircraft pressurization system that prevents the pressure in the cabin from becoming lower than the ambient outside pressure. The cabin air pressure safety valve combines functions of over pressure relief valve, vacuum relief … Aviation dictionary
