Course Description:

This course covers the theory, operation, maintenance and testing of transmission line and reactors. Transformer theory and related topics will be presented as a necessary background for the participants. Also .participants will learn safe and proper maintenance and testing procedures. They will learn how to perform routine tests, and understand how to perform the major tests that are required.

Course Goal:

To enhance the participant’s knowledge, skills, and abilities necessary to understand how to plan for operation &maintenance of transmission line & reactors

Course Objectives:

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

1. Identify terminal and neutral point
2. Understand transformer theory
3. Test large oil filled power transformer
4. Understand transformer cooling systems
5. Be familiar with the procedures of transformer protection

Course Outline:

• Introduction
• Terminal and Neutral Point

1. Winding
2. Rating
3. Losses and No-Load Testing
4. Temperature Rise
5. Insulation Connections
6. Tapping

• Transformer Theory

1. Constructional Features
2. Transformer Tests
3. Transformer Performance
4. Three-Phase Transformer
5. Auto-Transformer
6. Other Transformer Types

• Testing Large Oil Filled Power Transformer :

1. Pre-Tanking Tests
2. Pre-Test Stage
3. Tests after Processing
4. Tanking

• Transformer Cooling Systems:

1. Tank Cooling
2. Using Transformer Tanks for Oil Preservation
3. Filling with Transformer Oil

• Transformer Protection:

1. Transformer Faults
2. Winding Connection and Earthing Effects
3. Star Winding
4. Delta Winding
5. Gas and Oil Surge Protection
6. Overcurrent and Earth Fault
7. Tank Leakage Protection
8. Typical Protection Schemes
9. Autotransformers’ Scheme

Who Can Benefit

1. Engineers and highly qualified technicians responsible for transformer operation and maintenance.
2. Exploration and production /Production Personnel.