Control of Generators

Course Description

A synchronous generator as a control object. Excitation control systems with static and rotary exciters. Independent excitation systems and self-excitation systems. Contactless excitation systems. Criteria for selecting the type and parameters of excitation systems. Digital regulation of synchronous generator voltage. Multi-parameter excitation control and influence on the stability of the power system. Electromechanical oscillations. Static and transient stability. Wind turbine control systems with asynchronous, synchronous and dual-power generator. Turbine control system.

Learning Outcomes

  1. analyze generator control structures
  2. identify generator parameters
  3. analyze stability of a generator connected to the power grid

Forms of Teaching

Lectures

Lectures

Laboratory

Laboratory exercises

Grading Method

Continuous Assessment Exam
Type Threshold Percent of Grade Threshold Percent of Grade
Laboratory Exercises 50 % 20 % 50 % 20 %
Seminar/Project 50 % 30 % 50 % 30 %
Final Exam: Written 0 % 50 %
Exam: Written 0 % 50 %

Week by Week Schedule

  1. Fundamental issues of energy conversion of generator drives
  2. Mathematical model of a turbogenerator, Mathematical model of a hydrogenerator
  3. Determination of SG moment of inertia, Determination of static and transient parameters, Mathematical model of a turbogenerator, Mathematical model of a hydrogenerator
  4. Voltage and speed control overview, Turbine models, Governing systems, Speed governor models
  5. Excitation systems, Voltage regulator models
  6. Automatic voltage control of synchronous generator
  7. Electromechanical oscillatory modes, Power system stabilisers (PSS)
  8. Midterm exam
  9. Small signal stability, Transient stability
  10. Integral manifolds for models, Direct method and energy functions for stability analysis
  11. Design of wind turbine generator control system
  12. Control of wind turbine PM generators
  13. Control of wind turbine induction generators
  14. Control of wind turbine doubly-fed induction generators
  15. Final exam

Study Programmes

Literature

Peter W. Sauer, M. A. Pai, Joe H. Chow (2017.), Power System Dynamics and Stability, John Wiley & Sons
Hemanshu Roy Pota (2018.), The Essentials of Power System Dynamics and Control, Springer
Prabha Kundur (1994.), Power System Stability and Control, Epri Power System Engineering
S.M. Muyeen (2012.), Wind Energy Conversion Systems, Springer Science & Business Media
Paul Breeze (2015.), Wind Power Generation, Academic Press

For students

General

ID 223705
  Winter semester
5 ECTS
L1 English Level
L1 e-Learning
30 Lectures
13 Laboratory exercises

Grading System

87,5 Excellent
75 Very Good
62,5 Good
50 Acceptable