Practical Pump and Valve Technology :: مركز المجد للجودة وتطوير الموارد البشرية

Training Course Objectives

Have an understanding of the different types of pumps and their associated terminology
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 perform troubleshooting of systems involving valves
Have the ability to decide on the right maintenance plan concerning different types of valves

Training Course Content

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 vs. 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