Theory and Application of Power Converters

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Code Completion Credits Range Language
BE1M14TVM Z,ZK 5 2P+2L English
In order to register for the course BE1M14TVM, the student must have registered for the required number of courses in the group BEZBM no later than in the same semester.
Garant předmětu:
Department of Electric Drives and Traction

The course focuses on typical applications of power semiconductor converters on their sizing, switching and protection of power semiconductor converters. It also summarizes the basics of modulation and control strategies of power semiconductor converters and modern trends in their application in electric drives and other applications.


Presence at all laboratory tasks, elaboration of laboratory reports.

Syllabus of lectures:

1. Rectifiers with active load, discontinuous and continuous current mode

2. Three-phase bridge rectifier working at multiple commutation

3. Three-phase AC/AC converters, diagram of work at resistive load and at inductive load, backward influence

on the feeding network

4. Utilization of power semiconductor converters in non-drive applications, electrostatic separators, welding rectifiers,

battery chargers, superconductive magnetic energy reservoir, induction heating

5. Reactive power compensation, contactless switches for phase control and cycled control, softstarters

6. Resistor pulse control, cathodic and other types of prevention against electrochemical corrosion

7. Power transistor in switching mode, switch on and switch off processes, influence of the load type, limit values,

permissible operation area

8. Loss and lossless snubbers for switching off and snubber for switching on, realisation of the three-phase bridge

transistor voltage source inverter

9. Modern controlled drive, its components, function structure, control principles, pulse width modulation methods

10. Principle of vector control, basic structures, transformation of asynchronous machine equations to various

coordinate systems and used mathematical models

11. Principle of direct torque control, basic structures

12. Principle of pulse width modulated rectifiers, rectifiers with pulse width modulation of current type and with pulse

width modulation of voltage type

13. Control and design principles of matrix converters

14. Power semiconductor converter protection against current overload and against external and commutation


Syllabus of tutorials:

1. Instructions to the labs, security directions, laboratory rules, laboratory identification, work with oscilloscope

2. One-phase controlled bridge rectifier with serial R+L load and parallel R+C load

3. Control of one-phase controlled bridge rectifier with variable resistive load to the constant current

4. Influence of the input leakage inductance on the commutation time of the three-phase bridge rectifier

5. Serial resonance bridge inverter

6. Parallel resonance bridge inverter

7. Compensation circuit with rectifier

8. Compensation circuit with AC/AC converter

9. Load current control by the AC/AC converter in transformer secondary circuit at resistive load

10. Load current control by the AC/AC converter in transformer secondary circuit at inductive load

12. Control of the system with indirect frequency converter including pulse width modulated voltage source inverter

11. Control of the system with pulse width modulated rectifier

13. Load current control by the AC/AC converter in transformer primary circuit at resistive load

14. Assesment

Study Objective:
Study materials:

1. Ned Mohan, William P. Robbins, Tore M. Undeland: WIE Power Electronics: Converters, Applications and Design, Media Enhanced , 3rd Edition, John Wiley & Sons, Inc., New York, March 2003

2. Bimal K. Bose:Power Electronics and Variable Frequency Drives : Technology and Applications John Wiley & Sons, Inc. -IEEE Press, New York, September 1996

3. PRESSMAN, Abraham I., Keith H. BILLINGS a Taylor MOREY. Switching power supply design. 3rd ed. New York: McGraw - Hill, 2009. ISBN 978-0-07-148272-1.

Further information:
No time-table has been prepared for this course
The course is a part of the following study plans:
Data valid to 2024-06-16
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