227-0113-00L Power Electronics
| Semester | Autumn Semester 2019 |
| Lecturers | J. W. Kolar |
| Periodicity | yearly recurring course |
| Language of instruction | German |
Courses
| Number | Title | Hours | Lecturers | ||||
|---|---|---|---|---|---|---|---|
| 227-0113-00 G | Leistungselektronik | 4 hrs |
| J. W. Kolar |
Catalogue data
| Abstract | Fields of application of power electronic systems. Principle of operation of basic pulse-width modulated and line-commutated power electronic converters, analysis of the operating behavior and of the control oriented behavior, converter design. Reduction of effects of line-commutated rectifiers on the mains, electromagnetic compatibility. |
| Learning objective | Fields of application of power electronic systems. Principle of operation of basic pulse-width modulated and line-commutated power electronic converters, analysis of the operating behavior and of the controloriented behavior, converter design. Reduction of effects of line-commutated rectifiers on the mains, electromagnetic compatibility. |
| Content | Basic structure of power electronic systems, applications. DC/DC converters, high frequency isolation, control oriented modeling / state-space averaging and PWM switch model. Power semiconductors, non-idealities, cooling. Magnetic components, skin and proximity effect, design. Electromagnetic compatibility. Single-phase diode bridge with capacitive smoothing, effects on the mains, power factor correction / PWM rectifier. Pulse-width modulated single-phase and three-phase full bridge converter with impressed DC voltage, modulation schemes, space vector calculus. Line-commutated single-phase full bridge with impressed output current, commutation, phase-control, inverter operation, commutation failure. Line-commutated three-phase full bridge converter, impressed output voltage, impressed output current / phase-control. Parallel connection of three-phase line-commutated thyristor circuits, inter-phase transformer. Anti-parallel connection of three-phase line-commutated thyristor bridge circuits, four-quadrant DC motor drive. Load-resonant converters, state plane analysis. |
| Lecture notes | Lecture notes and associated exercises including correct answers, simulation program for interactive self-learning including visualization/animation features. |
| Prerequisites / Notice | Prerequisites: Basic knowledge of electric circuit analysis and signal theory. |
Performance assessment
| Performance assessment information (valid until the course unit is held again) | |
Performance assessment as a semester course | |
| ECTS credits | 6 credits |
| Examiners | J. W. Kolar |
| Type | session examination |
| Language of examination | German |
| Repetition | The performance assessment is offered every session. Repetition possible without re-enrolling for the course unit. |
| Mode of examination | written 180 minutes |
| Written aids | Vorlesungsskript, schr. Zusammenfassung (max. 10 Blatt A4 doppelseitig), Taschenrechner; keine Lösungen zu den Übungsbeispielen und Prüfungskatalogbeispielen, keine Kommunikationsgeräte. |
| This information can be updated until the beginning of the semester; information on the examination timetable is binding. | |
Learning materials
| Main link | Information |
| Only public learning materials are listed. | |
Groups
| No information on groups available. |
Restrictions
| There are no additional restrictions for the registration. |
