Course detail

Power electronics

FEKT-BVELAcad. year: 2009/2010

Elements of semiconductor converters. Photovolatic conversion of solar energy. Analysis and basis of function of electric energy converters: rectifiers, inverters, DC and AC convertersů. Operating modes of inverters, analysis of output values, control and dimensioning with respect to their applications for electrical drives. Electromagnetic compatibility. Active rectifiers, principle of operation and application. Active filters. Switched DC converters.

Language of instruction

Czech

Number of ECTS credits

6

Mode of study

Not applicable.

Guarantor

Ing. Jaromír Vrba, CSc.

Department

Department of Power Electrical and Electronic Engineering (UVEE)

Learning outcomes of the course unit

Understanding the function of basic semiconductor converters with support of laboratory education and computer excercises.

Prerequisites

The subject knowledge on the secondary school level is required.

Co-requisites

Not applicable.

Planned learning activities and teaching methods

Teaching methods depend on the type of course unit as specified in the article 7 of BUT Rules for Studies and Examinations.

Assesment methods and criteria linked to learning outcomes

14 points for 100% presence at excercises (1.-7. week numerical excercises, 8.-13.week laboratory measurements)
16 points for laboratory tasks
20 points for 2 tests in 5-th and 10-th week
50 points for exam
100 points totally

Course curriculum

Elements of semiconductor converters. Photovolatic conversion of solar energy. Analysis and basis of function of electric energy converters: rectifiers, inverters, DC and AC convertersů. Operating modes of inverters, analysis of output values, control and dimensioning with respect to their applications for electrical drives. Electromagnetic compatibility. Active rectifiers, principle of operation and application. Active filters. Switched DC converters.

Work placements

Not applicable.

Aims

To give the students the basic knowledge of power elestronics with accent to obtaining technical and engineers cogitation.

Specification of controlled education, way of implementation and compensation for absences

The attendance at the all exercises is required.

Recommended optional programme components

Not applicable.

Prerequisites and corequisites

Not applicable.

Basic literature

Vrba, J.: Výkonová elektronika 1b. Elektronický text VUT FEKT Brno 2003 (CS)

Recommended reading

K.Heumann,A.Stumpe:Thyristoren,B.G.Teubner (DE)
Z.Čeřovský,J.Pavelka : Výkonová elektronika 1, skripta ČVUT (CS)
Bose, B.K.: Power electronics and AC Drives. Prentice Hall 1986 (EN)

Classification of course in study plans

  • Programme EEKR-B Bachelor's

    branch B-AMT , 3. year of study, winter semester, optional interdisciplinary
    branch B-EST , 3. year of study, winter semester, optional interdisciplinary
    branch B-MET , 3. year of study, winter semester, optional interdisciplinary
    branch B-SEE , 3. year of study, winter semester, compulsory
    branch B-TLI , 3. year of study, winter semester, optional interdisciplinary

  • Programme EEKR-CZV lifelong learning

    branch ET-CZV , 1. year of study, winter semester, compulsory

Type of course unit

 

Lecture

39 hours, optionally

Teacher / Lecturer

Ing. Jaromír Vrba, CSc.

Syllabus

Introduction. Contents and meaning of power electronics, its history.
Converter elements. Physical basis and parameters. Load current capacity and connection of elements.
Rectifiers. Classification, basic terms. Analysis of output values.
Higher harmonics of output values.
Commutation of rectifiers and its consequences in rectifier or inverter mode.
Reversible rectifiers. Dimensioning of rectifiers and design of filtering coil.
Electromagnetic compatibility. Pulse controlled rectifiers. Active filters.
AC voltage inverters. Principle, classification and application.
Inverters. Principle, classification and application.
Control of output voltage.
DC converters. Analysis of output values. Application.
Switched DC converters.
Transistor switch as a basic construction element. Function and parameters of a exciting circuit.

Fundamentals seminar

14 hours, compulsory

Teacher / Lecturer

Ing. Jaromír Vrba, CSc.

Syllabus

Statical parameters of semicundoctor components and their influence on power lossses. Analysis of converter output values. Dimensioning of converters and design of filtering coil. Load characteristics.

Laboratory exercise

12 hours, compulsory

Teacher / Lecturer

Ing. Zdeněk Feiler
Ing. Jaromír Vrba, CSc.

Syllabus

Statical parameters of semiconductor elements.
Controlled rectifier. Control characteristics. Load characteristics. Influence of load type to DC values.
Controlled rectifier. Rectifier and invertor modes.
AC voltage inverter. Control characteristics. Analysis of output values.
DC converter. Control and load characteristics. Analysis of output values.
Inverter. Analysis of output values. Basic characteristics.
Switched DC converter. Basic parameters.