Fundamentals of Power Electronics

Course Description

Subject covers fundamental types of electrical energy conversion, fundamental types of power electronic converters and power electronic switches, as well as applications of power electronics in different technical areas.

Learning Outcomes

  1. Analyze the operation of power electronic converters by conversion type
  2. Define basic types of electronic energy conversion
  3. Classify electronic power converters
  4. Compare the features and performance characteristics of power semiconductor devices
  5. Analyze basic topology and functions of electronic power converters
  6. Compare the properties of different types of power electronic converters
  7. Analyze the complex system of a power converters and it's basic components
  8. Analyze the negative effects of power electronic converters operation on the sources and loads
  9. Identify the characteristic examples of power electronics device application

Forms of Teaching

Lectures

Lectures are organized through 2 teaching cycles. The first cycle consists of 7 weeks of classes and mid-term exam, a second cycle of 6 weeks of classes and final exam. Classes are conducted through a total of 15 weeks with a weekly load of 3 hours.

Laboratory

Laboratory exercises are organized through 2 teaching cycles. The first cycle consists of 7 exercises and second cycle of 6 exercises. Exercises are conducted with a weekly load of 3 hours.

Grading Method

Continuous Assessment Exam
Type Threshold Percent of Grade Threshold Percent of Grade
Laboratory Exercises 50 % 10 % 50 % 10 %
Mid Term Exam: Written 20 % 30 % 0 %
Final Exam: Written 20 % 30 %
Final Exam: Oral 30 %
Exam: Written 20 % 60 %
Exam: Oral 40 %

Week by Week Schedule

  1. Fundamentals of power electronics energy conversion, Types of power electronics energy conversion, Conversion quality indicators - efficiency, power factor, Power converters classification
  2. Ideal semiconductor switch, Semiconductor devices classification based on controlabillity, Ideal semiconductor switch operating quadrants, Semiconductor switch idealized model, Four-quadrant semiconductor switch
  3. Topology and topological state of a converter, Topology development examples
  4. Basic power electronic circuits, Diode rectifiers, Phase-controlled rectifiers
  5. Switching and commutation in semiconductor switches, Passive components as the energy storage, Inductive energy storing and release, the freewheeling diode
  6. DC-DC converters without galvanic isolation, Passive filters for power electronic converters
  7. DC-DC converters with galvanic isolation
  8. Midterm exam
  9. Inverters, Harmonic analysis, Electromagnetic compatibility
  10. Origins of the distorsions in the power electronic converters, Power electronic converter influence on the load and on the grid, Electromagnetic compatibility in power electronics
  11. AC-AC converters, Energy flow in power electronic circuits
  12. Semiconductor switch structure, Power semiconductor devices losses, Hybrid semiconductor swithes, Semiconductor switch selection based on the converter's topology
  13. Application of power electronics in electrical grids, Application of power electronics in transportation
  14. Application of power electronics in automation and the process industry, Application of power electronics in renewable energy sources
  15. Final exam

Study Programmes

University graduate
Electrical Power Engineering (profile)
Core-elective courses (1. semester)

Literature

J. Kassakian, M. Schlecht, G. Verghese (2000.), Osnove učinske elektronike - Topologije i funkcije pretvarača (prijevod), Graphis
Daniel W. Hart (1997.), Introduction to Power Electronics, Prentice Hall
V. Šunde, Ž. Jakopović, Z. Benčić (2021.), Osnove učinske elektronike - Simulacijsko modeliranje, Graphis
Andrzej M. Trzynadlowski (2016.), Introduction to Modern Power Electronics, Springer Science & Business Media
Muhammad H. Rashid (2018.), Power Electronics: Devices, Circuits And Applications, Pearson India

For students

General

ID 223064
  Winter semester
5 ECTS
L1 English Level
L1 e-Learning
45 Lectures
18 Laboratory exercises

Grading System

87 Excellent
75 Very Good
62 Good
50 Acceptable