A pressure safety valve is also known as a pressure relief valve and is used to protect vessels and tanks from overpressure. It is designed to protect critical system components such as pressure vessels, tanks and flange ratings.
Nomenclature & Symbols
PSV Orifice Designation
The effective discharge area is the area that the fluid passes through when the valve is relieving. It is dependent on various properties of the fluid & process including temperature, relieving pressure, flow rate and compressibility.
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