Course Description:

The high cost of maintenance has prompted many organizations to view the management of the maintenance function with more urgency. The increase in the size and complexity of transformer stations has resulted in maintenance being accepted as an important mainstream function. This course provides the participants with the means to properly operate and support the transformer stations in a way based on the good acquaintance with the modern technologies applied in this field. Trouble-shooting & forecasting break downs are inclusive

Course Goal:

To enhance the delegate knowledge, skills, and abilities necessary for maintaining, and protecting various types of transformer stations

Course Objectives:

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

1. Understand transformer theory
2. Test large oil filled power transformer
3. Understand transformer cooling systems
4. Understand transformer protection procedures

Course Outline:

• Introduction:

1. Terminal and Neutral Point
2. Winding
3. Rating
4. Losses And No-Load Testing
5. Temperature Rise
6. Insulation Connections
7. 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 And Tanking

• Transformer Cooling Systems :

1. Tank Cooling
2. Using Transformer Tanks For Oil Preservation And Filling With:
3. Transformer Oil
4. Transformer Protection

• Transformer Faults
• Winding Connection And Earthing Effects
• Star Winding
• Delta Winding
• Gas and Oil Surge Protection
• Over-current and Earth Fault
• Tank Leakage Protection
• Typical Protection Schemes
• Autotransformers’ Scheme

Who Can Benefit?

Engineers and highly qualified technicians responsible for transformer operation and maintenance.