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

• The ability to carry out the selection and sizing process
• Understand the problems and phenomenon associated with valves operation
• The ability to select the right valve for the particular application
• The ability to perform the necessary calculation for valve sizing
• The ability to carry out troubleshooting of valves and systems that valves are connected to
• The ability to perform troubleshooting of systems involving valves
• The ability to decide on the right maintenance plan concerning different types of valves
• Safety and relief valves play a vital rule for the safety concerning equipment and personnel

• Maintenance & Technical Support Engineers
• Maintenance Supervisors
• Inspection Engineer
• Safety engineer
• Operation engineer
• Operation Supervisor
• Instroment and Mechanical Techinician
• Operator

Day 1

Hydraulic Systems: Analysis and Design

• Characteristics of a Hydraulic Fluid
• Pumps type of Hydraulic system
• Basics of hydraulic flow in pipe lines
• Types of Fluid Flow in Closed Conduits
• Air / gas Composition and Its Properties

Hydraulic Parameter and circuits

• Air / gas compressors
• Pneumatic components and circuits
• Pressure measurement and fractional flow reserve
• Modular valves and connection with Hydrulic system
• Servo Valve and Proportional Valve Applications

Valve Principals, Purposes,  Control Signals and Flow Conditions

• - Definitions and Principles of Operation
• - Control valve purpose and principles
• - Flow conditions and pressure drops inside a valve
• - Control valve and actuator signals
• - Types of flow, vortices, gas vs liquid flow, Cv, Choked flow, etc.
• - Reynolds Numbers

• - Cavitation and flashing
• - Valve classification, associated an introduction to valve type

Day 2

Valves Selection

• Control Valves Selection and Types of Control Valves
• Pressure Control Valve Applications
• Basics of Directional of Control Valves
• Different Types of Flow Measurement

Valve types:

-  Pressure Safe­ty relief valves

-  gate valves

- Globe valves

- Check valves

            - Butterfly valves

             -  ball valves

            -    Plug valves

            -  Diaphragm valves

             - Chock valve

Valve design

• Valves Sizes, classes, and ratings as per STANDARD
• Function and selection of valves
• Pro­cess applications
• Valve de­sign
• Control valve trim

Day 3

Valve Operation

• Valve Normal operation mode
• Operations of bypass valves in proccess
• Opeartion procedures for double block valves
• Venting sytem in pipe line

Valve Sizing

• - Proccess Isolation and Valve procedures follow up.
• - Calculating the Correct CV Value
• - Selecting Valve Size Using Valve Coefficient
• - Sealing Performance
• - Leakage Classifications
• - Sealing Mechanisms
• - Valve Stem Seals
• - Case study to isolate valves in High pressure pump for maintenance

Valve Specifics, Characteristics and Sizing

• - Valve selection and valves in P&IDs
• - Valve leakage
• - Relief Safety Valves and rupture Discs
• - Basic Steps and Procedure for the Repair of Control Valve
• - Valve Failure Mode

Day 4

Valve  Maintenance Strategies

• - Ensuring compliance with safety and operational guidelines.

• - Lfiting procedures to remove valve to work shop for maintenance.

• - Major Spare parts of Valves
• - Preventive Maintenance (PM)
• - Key tasks and intervals for effective PM.
• - Predictive Maintenance (PdM)
• - Introduction to predictive maintenance approaches.
• - Routine Inspection Techniques
• - Conducting visual and instrument-based inspections.
• - Valve Materials of construction
• - Valve Lubrication system
• - Methods for evaluation of mechanical components
• - Electrical and instroment components
• - Removing a valve actuator
• - Disassembly, and re - assembly
• - Torque switch adjustment
• - Calbiration and Operational tests
• - Settings, installations
• - Hoosekeeping
• - Terminologies and basic definitions

Day 5

Valve Troubleshooting

• - Mechanical troubleshooting
• - Electrical troubleshooting
• - Accepted methods for cleaning
• - Adjusting and lubricating various components
• - Codes and recommended standards of practice
• - Fault finding instruments

Valves Problems

• - High pressure drop
• - Flashing and Cavitation
• - Surge protection
• - Valve leagage
• - Check valve slamming
• - Gasket rating

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
• - Cavitation and noise control
• - P&ID Diagrams associated with Valves
• - Valve Leakage and Valve Leakage Rate Calculation

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

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