Eurotech Training Consultancy Recruitment Fadi Jawad

Pump and Valve Operation, Control, Maintenance & Troubleshooting

Pump and Valve Operation, Control, Maintenance & Troubleshooting

Pump and Valve Operation, Control, Maintenance & Troubleshooting

 

OBJECTIVES

  • Have an understanding of the different types of pumps and valves and their features and function
  • Have an understanding of Centrifugal and positive displacement pumps, packing, mechanical seals and sealing systems, bearings and couplings
  • Have an understanding of different parameters affecting the operation of valves
  • Have the ability to select the right valve for the particular application and to perform the necessary calculation for valve sizing
  • Have the ability to apply safe start-up and shutdown operation of pumps and valves and interpret data analysis  and calculations
  • Have the ability to operate, control, maintain and troubleshoot pumps and valves
  • Have the ability to decide on the right maintenance plan concerning different types of valves

COURSE OUTLINE

Pumping Systems

  • Introduction
    • Pump Types and Terminology
    • Pump Performance (Centrifugal and Positive Displacement)
  • Understanding Head
    • Types of Head: Friction, Pressure, Static & Velocity
    • Friction in Valves, Piping & Fittings
    • Calculating Actual Head in a System
  • Cavitation in pumps and valves
    • Net Positive Suction Head (NPSH)
    • Vapour and Gas Cavitation
    • Flashing versus Cavitation

Pump Types

  • Positive Displacement Pumps
    • Reciprocating Pumps
    • Reciprocating Pump Valves
    • Rotary Pumps – scroll and gear types
    • Failure Mechanisms – identification and monitoring
  • Centrifugal Pumps
    • Centrifugal Pump Theory
    • Pump Components
    • Matching Pumps with Drivers
    • Performance Analysis
    • Failure Mechanisms – identification and monitoring

Achieving Pump Reliability

  • Sealing Systems
    • Conventional Packing Glands, Mechanical Seals & Flush Plans
    • Seal Failure Mechanisms
    • Maintenance and Repair of Mechanical Seals
  • Bearings – failure modes and how to extend life
    • Lubrication
    • Plain Bearings
    • Anti-Friction Bearings
  • Couplings & Alignment
    • Couplings
    • Alignment & Balancing
    • Foundations & Bedplates

Valves Technology

  • Types of Valves (globe, gate, ball, plug, check)
  • Flow characteristics
    • Flow through valves
    • Valve flow characteristics
    • Linear, quick opening & equal %
  • Valve Sizing
    • Calculating the correct Cv value
    • Selecting Valve Size Using Valve Coefficient
    • Calculations for Correct Valve Selection
  • Sealing performance
    • Leakage Classifications
    • Sealing Mechanisms
    • Valve stem seals

Valves Troubleshooting & Maintenance

  • High Pressure Drop
    • Pressure Recovery Characteristics
    • Flow Choking
    • High Velocities
  • Water Hammer
    • What causes water hammer?
    • Solutions for water hammer
  • Troubleshooting the Control & Isolation Valves
    • Review of common faults
    • Developing a Preventive Maintenance Plan
  • Review of the Week & Wrap-Up

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