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AEPL-T-006

Training

CONTROL VALVES/RELIEF VALVES STUDY & SIZING

Control Valves-Selection

  • Study of Different Types and Applications

  • Ball, Butterfly, Gate, Plug and Diaphragm Types

  • Specifications of Control Valve


Control Valves-Modulating

  • Selection and Sizing

  • Sizing Parameters

  • Liquid, Gas and Steam Applications

  • Computer Sizing Software’s


Valve Actuators-1

  • Pneumatic / Electric / Hydraulic

  • Selection and Sizing


Valve Actuators-2

  • Specifying Electro-Pneumatic Transducers

  • Pneumatic Boosters and Control Valve Positioners


Specifying Control Valves for Cavitating Flows

  • Cavitating Services

  • Predicting Cavitation Damage

  • Selecting Anti Cavitation Trims

  • Sizing Anti Cavitation Control Valves


Specifying Control Valves to Attenuate

  • Aerodynamic Control Valve Noise

  • Origin And Measurement of Control Valve Noise

  • Attenuation of Aerodynamic Noise


Pressure Relief Valves

  • Introduction to Pressure Relief Systems

  • ASME, API Requirements

  • Terms of Pressure Relief Devices


Pressure Relief Valves

  • Principles of Pressure Relief Valve Operation

  • Conventional Type

  • Pilot Operated Type

  • Installation Requirements


Sizing and Selecting Pressure Relief Valves

  • Contingencies of Over Pressure

  • Study of Flow Rate and Effective Discharge Area

  • Sizing for Gas, Liquid, Steam Applications


Determine Whether an Installed Pressure

  • Relief Valve Complies with Requirements


Troubleshooting PZV Installations

  • Relief Valve Chattering

  • Relief Valve Leakage

  • Failure of Bellows, Spring, Pilot Device


Maintenance and Testing of PZVs

  • Shop Testing

  • Set Pressure Testing

  • Functional Test

  • IN-PLACE Testing

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