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Technical & Engineering Yogyakarta

Power Generation Operation, Protection and Excitation Control

Instructor by : Tugino 

ABSTRACT

This course is designed to give delegates an understanding of the factors to be considered within the area of power generation. The course covers generator theory, operation, protection and application, and troubleshooting.

Different excitation systems, prime movers and generator earthing systems generator voltage and frequency control are included. In addition, condition monitoring and maintenance is also examined and explained.

OBJECTIVES

• Explore the different prime movers used for generators
• How to control frequency and voltage
• Examine the earthing system for generators
• Explore different protection needed for generators
• Understand condition monitoring, data collection and routine maintenance for generators
• Develop an understanding of the factors with regard to load calculation, acceptance, rejection, shedding and sharing
• Gain knowledge of synchronisation methods and conditions
• Develop an understanding of power factor calculations and power factor correction
• Understand voltage drop and short circuit calculations
• Learn data collection techniques employed in major power generation equipment

MATERI 

1. Principles Of AC Generation

• Principles of alternating and rotating
• Magnetic fields
  • Peak, Rms and Mean Values
  • Vectors (or Phasors)
  • Faraday’s Law of Electromagnetic Induction
  • A. C. Generators
• Phase A.C. Generators
  • Star and Delta Connections
  • Drawing of Star – and Delta – Connected Apparatus

2. Generator Construction and Excitation

• General
  • Rotor construction
  • Insulation
  • Cooling
  • Excitation and voltage control
  • Insulated bearings
• Generator Excitation and Voltage Control

3. Prime Movers

• Turbines

4. Diesel Generator Sets

5. Generators Earthing

• Introduction
• Equipment Earthing
• System Earthing
• Classification Of Supply / Installation System Earthing
  • Earthing via Neutral Earthing Compensator
  • Distribution Transformers
  • Zig Zag Transformers
  • Evaluation of Earthing methods

6. Generator Voltage and Frequency Control

• Reactive Power and Voltage Control
• Control of Generator Loading At Synchronizing
• Frequency Control of Generators Loading At Synchronizing

7. Generator Operation

• Synchronising of Generators
• Shedding
• Power Factor

8. Generator Protection

• Generator Connections and Overview of Typical Protection
• Phase – Fault Protection for All Size Generators
• Phase Protection for Small Generators That Do Not Use Differentials
• Phase – Fault Backup Protection (51v) Or (21)
• Stator Ground – Fault Protection Ground – Fault Protection for Single Medium Or Small Wye – Connected
• Ground  – Fault Protection for Very Small , Solidly Grounded Generators
• Off – Line ProtectionReduced or Lost Excitation Protection (40)
  • Generator Protection for System Disturbances And Operational Hazards
  • Cogeneration and Non – Utility “Distributed” Generation Protection
  • Generator Operation under Contingency Conditions
  • Shaft Current
  • Typical Generator Protection Schemes of Various Ratings

9. Condition Monitoring and Data Collection

• Approaches Based on Mathematical Models
• Reliability Centered Maintenance (RCM)
• Condition Based Maintenance (CBM)
• Partial Discharge
• Insulation Resistance Monitoring

10. DC HI – POT TEST

• Maximum Allowable Test Voltage

11. Measuring Insulation Degradation

• Capacitive Charging Current
• Leakage Current
• Energy Dissipated
• Insulation Power Factor
• Insulation Power Factor Standards
• Power Factor Test Sets
• Outage for Scheduled Maintenance
• On Line Measuring Partial Discharge Activity For Insulation

12. THE ERA of Intelligent Electronic Devices “IED “To collect Data

13. Generator Maintenance

• Preventative Maintenance
  • Shooting
  • General Procedure
  • Generator Does Not Produce Voltage
  • Generator Produce Low Voltage
  • Generator Produce High Voltage
  • Generator Voltage Fluctuating
  • Fault analysis for Generator Control Circuit Case Studies, Group Exercises, Group Discussions, Last Day Review & Assessments will be carried out.

PARTICIPANT

• Electrical engineers
• Plant engineers and instrument technicians
• Operations technicians
• Electrical maintenance technicians and supervisors
• Instrumentation and control system engineers

TRAINING METHOD 

Presentation

Discussion

Case Study

Evaluation

FACILITIES

Training Kit

Handout

Certificate

Lunch + 2 X Coffee Break

Souvenir

Pick Up Participant

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