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    سلة المشتريات

Control valves Function, Types, Construction, Application, Characteristics, Control valve accessories, positioners, Troubleshooting and Maintenance

Course Introduction:

This course will cover Fundamentals of final control element including what is a final
control element? control valve types, Control Valve components, Control Valve
accessories and Control Valve applications employed in a number of common control
applications including compressors, boiler, distillation columns, chemical reactors and
other systems related to the oil and Gas industry. The other parts of this course cover
control valve sizing, Valve characteristics and control valve engineering. The last part of
the course covers valve calibration, Maintenance and Troubleshooting.

Course Objectives:

Upon successful completion of this course, the delegates will be able to:

  • To give an Understanding of the principles and practice of the following

Elements:

  • Control valve overview
  • Types of Control Valve & Actuator
  • Valve Characteristics
  • Valve Positioner (Conventional and start)
  • Valve calibration, Maintenance and Troubleshooting
  • To allow the delegate to become familiar and confident with range of control valve types
  • To understand the concepts of process control and acquire the knowledge relating to the characteristics and properties
  • To disseminate and share experience and knowledge with other delegate through open session discussion hence broadening the knowledge.
  • To become familiar and knowledgeable with PID control implemented inside

positioner

  • To have the confidence and knowledge to apply the above techniques
  • Principles to be used in valve maintenance and troubleshooting.

 

Who Should Attend?

The course is designed and targeted to for all Engineers & Technicians in the field of

instrument and control, Automation, Chemical, Consulting, Design & Project, Electrical,

Maintenance and Operation staff which working in oil and gas industrial
Course Outline:

Day 1:

Pre-Test

Process Control Valve Introduction

  • What is a final Control Element?
  • Final Control Element application
  • ISA Definition
  • Purpose of a Control Valve
  • Function of a control Valve
  • Flow Through a Restriction

Day 2:

Control Valve application

  • Control Valve Applications
  • Types of Control Valves
  • Application Types
  • Accessories

Components of Control Valves

  • Trim Materials
  • Bonnets & Packing
  • End Connection Types
  • Basic Fluid Mechanics Definitions
  • Valve actuators
  • Valve Positioned
  • Valve accessories.

Day 3:

Control Valve Theory

  • Turbulent Flow
  • Non – Vaporizing Turbulent Flow
  • Control Valve Process Data

Control Valve Characteristics

  • Flow Characteristics
  • Liquid level system
  • Pressure Control system

DAY 4

Control Valve Types

  • Reciprocating
  • Rotary

Control Valve Sizing

  • Control Valve Sizing – Liquid
  • Equation for Non-Turbulent Flow
  • Incompressible Fluid- Chocked Flow of vaporizing fluid
  • Vapor Pressure
  • Critical pressure Drop
  • Valve Recovery Factor

Day 5

Control Valve Engineering

  • Control Valve Hierarchy
  • What are severe service valve?
  • Control Valve noise

Maintenance and Troubleshooting

  • Control Valve Calibration
  • Control Valve Tuning
  • Control Valve Consumable Spare Parts
  • Control Valve Flashing and Cavitation

Course Methodology:

A variety of methodologies will be used during the course that includes:

  • (30%) Based on Case Studies
  • (30%) Techniques
  • (30%) Role Play
  • (10%) Concepts
  • Pre-test and Post-test
  • Variety of Learning Methods
  • Lectures
  • Case Studies and Self Questionnaires
  • Group Work
  • Discussion
  • Presentation
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