This course provides the following for all types of pumps and bearings:

• Basic Design
• Specification
• Selection Criteria
• Sizing Calculations
• Sealing Arrangements
• Common Operational Problems
• All Diagnostics, Troubleshooting

By the end of this course delegates will be able to:

• Have an understanding of the different types of pumps
• Be able to operate pumps as close as possible to the design efficiency
• Monitor pump efficiency, availability and reliability
• Have learnt about selection, operation and maintenance strategies
• Be able to troubleshoot pump problems
• Be able to critically analyze the methodologies employed within the organization and instigate improvements where required
• Optimize the operation and maintenance of different types of pumps
• Carry out failure analyses on pumps thereby avoiding repetitive failures
• 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
• Maximize the efficiency, reliability, and longevity of all types of pumps
• Size and select out of the various types of dynamic and positive displacement pumps using the performance characteristics and the selection criteria that you learn in this program
• Carry out diagnostic testing and inspection of critical components with the knowledge of common failure modes of pumps by applying advanced fault detection techniques
• Select bearings and lubrication, pump sealing arrangements, meet commissioning requirements, troubleshoot, provide predictive and preventive maintenance, enhance reliability, and reduce cost.
• Determine the maintenance required to minimize pump downtime and operating cost and maximize its efficiency, reliability and useful life
• Gain a thorough understanding of pump characteristics
• Understand all the causes of failures in pumps
• Determine all the design features that improve the efficiency and reliability of all pumps
• Design different types of pumping systems
• Gain a thorough understanding of the various types of sealing arrangements used in compressors

Engineers of all disciplines, Supervisors, Team Leaders and Professionals in Maintenance, Engineering and Production Managers, Technicians, Maintenance personnel, Heads of Maintenance and Operation, Mechanical and Chemical Engineers, Equipment Specialists, Technical Engineers, Operation Engineers, Planning Engineers, Process Engineers, Reliability Specialists, Engineers involved with control and safety valves and pumps of different types, anyone who wishes to update themselves on pump technology, judge the suitability of different types of pumps for their needs, and learn how to operate and maintain them for the benefit of their organizations

Introduction: 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
• Special Application Pumps  metering pumps, diaphragm pumps
• Failure Mechanisms  identification and monitoring

Pump Types: Centrifugal Pumps

• Centrifugal Pump Theory
• Matching Pumps with Drivers
• Pump Wear Rings and Balance Lines
• Multi Stage Pumps
• Performance Analysis
• Failure Mechanisms – identification and monitoring
• Failure Mechanisms  identification and monitoring

Seals and Bearings

• Conventional Packing Glands
• Mechanical Seals
• Seal Failure Mechanisms
• Maintenance and Repair of Mechanical Seals
• Bearings  failure modes and how to extend life

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

Positive Displacement Pumps, Troubleshooting, Maintenance, and Selection of Pumps

• Reciprocating Pumps, Piston Pumps, Plunger Pumps, Rotary Pumps, Screw Pumps, Two- and Three-Lobe Pumps
• Cam Pumps, Vane Pumps, Bellows-Type Metering Pumps
• Diaphragm Pumps
• Canned Motor Pumps, Seal-less Pump Motors
• Pump Maintenance, Inspection, Overhaul, Diagnoses of Pump Troubles
• Troubleshooting of Centrifugal Pumps
• Troubleshooting of Rotary Pumps
• Troubleshooting of Reciprocating Pumps
• Water Hammer
• Smart Instrumentation
• Pump Selection
• Pumping System Calculations
• Vibration Analysis and Predictive Maintenance
• Diagnostics of Pumping Systems
• Pump Drivers

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

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

Pump Categories, Centrifugal Pumps and Mechanical Seals

• Pump Categories
• Centrifugal Pumps: Operation, Casings and Diffusers, Hydrostatic Pressure Tests, Impellers, Hydraulic Balancing Devices, Mechanical Seals, Minimum Flow Requirement, Performance
• Characteristics, Cavitation, and Net positive Suction Head
• Centrifugal Pump Mechanical Seals, Components, Temperature Control, Seal Lubrication/Leakage, Applications, Types of Mechanical Seals, Common Failure Modes of Seals, Seal Refurbishment
• Maintenance Recommended for Centrifugal Pumps
• Vibration Analysis and Predictive Maintenance

CDGA attendance certificate will be issued to all attendees completing minimum of 80% of the total course duration.