Direct-actuated Safety and Relief Valves
Pressure Relief Valves (PRVs) and Pressure Safety Valves (PSVs) are special types of valves designed to open up in order to relieve excess pressure from inside a process vessel or
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Pressure Relief Valve Principle
A relief valve or pressure relief valve (PRV) is a type of safety valve used to control or limit the pressure in a system; pressure might otherwise build up and create a process upset, instrument or equipment failure,