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