Home   »   Online Training – Pumps, Control Valves & PSV Calculation

Januari 2024 Juli 2024 Online Training Technical & Engineering

Online Training – Pumps, Control Valves & PSV Calculation

MATERI

A. Control Valves

1. Types of control valves

• Definition of a control valve
  
• Various types of control valves
  
  • Equal percent
    
  • Linear
    
  • Quick opening
    
• Flow characteristic of various valves
  
• Pressure drop in various valves (K factor)
  
• Choosing a correct valve for intended application

2. Basic classification of valves & their characteristics

• Basics of selection and sizing of control valves and matching actuator, meeting system operational requirements etc.
  
• Air valves, safety relief valves and breather cum relief valves – test procedures
  
• Performance evaluation of control valves and actuators
  
•  Cavitations in control valves
  
• Diagnostics for valve actuators
  
• Different types of control valves: globe valves, butterfly, eccentric disk, ball, rotary plug, diaphragm and pinch valves

B. Pressure Savety Valve (PSV)

1. Definition and introduction of pressure safety valve
   
2. Pressure safety valve design
   
3. Pressure safety valve operation
   
4. Pressure safety valve installation
   
5. Pressure safety valve trouble shooting
   
6. Pressure safety valve servicing
   
7. Gas sizing non-choked flow
   
8. Gas sizing choked flow
9. Steam sizing
   
10. Liquid sizing
    
11. Example of calculation
    
12. Gasket selection
    
13. Common valve problems: high pressure drops and cavitasions

C. Pumps

1. Classification and types of pumps
   
2. Pump operation: priming and cavitation
   
3. NPSH – Available and Required, NPSH margin
   
4. Pump performance curves
   
5. Head – capacity curve [H – Q]
   
6. Power – capacity curve [P – Q]
   
7. Efficiency – capacity curve [η – Q]
   
8. System curve, best efficiency point [BEP]
   
9. Pump selection and specification
   
10. Criteria for pump selection, specification / data sheet
    
11. Affinity laws, drive rating selection
    
12. Pump performance testing and check points
    
13. Operation, maintenance & troubleshooting aspects of pumps

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