Answer Posted / Vidhi Chauhan
Control valve noise can have various sources. Some common causes include: 1) Cavitation: This occurs when the pressure in the valve drops below the vapor pressure of the fluid, creating small cavities or bubbles that collapse and produce noise. 2) Water hammer: Rapid changes in flow rate or pressure can lead to pressure waves that travel through the piping system, causing noise. 3) Chatter: This is a type of noise caused by oscillations within the valve actuator or control system. 4) Wear and tear: Over time, components such as stem packing, seats, and plugs may degrade, leading to increased friction and noise. 5) Poor valve selection: Incorrect valve size, type, or material for the application can lead to excessive noise.
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