Pressure Relief Valve
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High Quality Content by WIKIPEDIA articles! A pressure relief valve is a safety device that relieves in case of overpressure in a vessel or piping. The generic terms are pressure relief valve (PRV) or pressure safety valve (PSV). Main types of pressure relief valves include: Relief valve (RV) automatic system that relief by static pressure on a liquid. It specifically open proportionally with pressure increasing. Safety valve (SV) automatic system that relieve static pressure on a gas. It specifically opens almost straight to full lift after a pop sound. Safety relief valve (SRV) automatic sys...
High Quality Content by WIKIPEDIA articles! A pressure relief valve is a safety device that relieves in case of overpressure in a vessel or piping. The generic terms are pressure relief valve (PRV) or pressure safety valve (PSV). Main types of pressure relief valves include: Relief valve (RV) automatic system that relief by static pressure on a liquid. It specifically open proportionally with pressure increasing. Safety valve (SV) automatic system that relieve static pressure on a gas. It specifically opens almost straight to full lift after a pop sound. Safety relief valve (SRV) automatic system that relief by static pressure on both gas and liquid. Pilot operated safety relief valve (POSRV) automatic system that relief by remote command from a pilot on which the static pressure (from equipment to protect) is connected. Low pressure safety valve (LPSV) automatic system that relief by static pressure on a gas. The pressure is small and near the atmospheric pressure. Vacuum pressure safety valve (VPSV) automatic system that relief by static pressure on a gas. The pressure is small, negative and near the atmospheric pressure.
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