Control Valves and Actuators

Genellikle neleri kapsar

1. 1

   Orientation: The Final Control Element

   • The Valve in the Control Loop
   • Performance Terms: Deadband, Resolution and Response
   • Pressure Through a Valve
   • Reading a Control Valve Specification
2. 2

   Valve Construction and Sizing

   • Body Styles and Trim
   • Characteristics and Sizing
   • Choosing a Body Style for the Duty
   • Sizing Worked Through
   • Shut-off Classes and Materials
3. 3

   Actuation and Accessories

   • Actuators and Fail Action
   • Positioners and Accessories
   • Sizing an Actuator: Forces and Bench Set
   • Setting Up a Digital Positioner
   • Valves in Safety Duty
4. 4

   Installation, Commissioning and the Loop

   • Installing a Control Valve Correctly
   • Commissioning a Control Valve
   • Split Range and Parallel Valves
   • How the Valve Shapes Loop Tuning
5. 5

   Problems and Maintenance

   • Cavitation, Flashing and Noise
   • Maintenance and Troubleshooting
   • Reading Valve Signatures and Step Tests
   • Planning and Performing a Valve Overhaul
6. 6

   Applying It: Valve Case Studies

   • Case: A Level Loop That Will Not Settle
   • Case: A Valve That Cannot Reach Full Flow
   • Case: A Noisy Gas Pressure Reduction Station
   • Case: Specifying a New Valve
7. 7

   Consolidation and Next Steps

   • From Specification to Service: The Valve Lifecycle
   • A Troubleshooting Method That Works
   • Managing a Fleet of Control Valves
   • Course Review and Next Steps