Lecturer: Enrico Dallago  

Course name: Power Electronics
Course code: 502466
Degree course: Computer Engeneering, Electronic Engineering, Ingegneria Elettrica
Disciplinary field of science: ING-INF/01
The course relates to:
University credits: ECTS 6
Course website: n.d.

Specific course objectives

To provide specific knowledge on power semiconductors, on power electronic converters and their design and applications.

Course programme

Power electronics and the power microelectronics. The concept of conversion in power electronics. Main conversions. The electronic power converter. Elements of semiconductor physics: semiconductor materials, the silicon, the band model , fundamental equations, the pn junction, the superjunction. The high frequency transformer. The thermal problem in Electronics.

Semiconductor Devices
Working principles of power semiconductor devices. Pin diode, Schottky diode, Thyristors, BJT, MOSFET, IGBT, MCT. Protection and packaging. Discrete and integrated driving circuits. Power modules. Power integrated circuits.

AC-DC Converters
Mono-phase and three-phase diode and SCR rectifiers. Conversion efficiency of a rectifier. Voltage harmonics and current harmonics. Filters.

DC-DC Converters
Choppers and Switching dc Power converters. GTO chopper. Low power high commutation frequency dc converters: Buck, Boost, Buck-Boost, Flyback, Cúk. Soft commutation techniques. Resonant and quasi resonant converters. Switched capacitor dc-dc converters.

CC-CA converters
Monophase inverter. Three-phase inverter. Voltage and frequency regulation. Space vector modulation.

Principles of reliability
Introduction to the reliability. Methods of the reliability. Series and parallel reliability.

Course entry requirements

Knowledge of circuit theory.

Course structure and teaching

Lectures (hours/year in lecture theatre): 45
Practical class (hours/year in lecture theatre): 0
Practicals / Workshops (hours/year in lecture theatre): 0

Suggested reading materials

Baliga B.J. . Modern Power Devices. John Wiley & Sons.

Antognetti P. (Editor). Power Integrated Circuits: Physics, Design and Applications. McGraw-Hill Book Company.

Muller e Kamins. Dispositivi elettronici nei circuiti integrati. Bollati-Boringhieri.

B. Murari, F. Bertotti, G.A. Vignola (Eds). Smart Power ICS, Techhnologies and Applications. Springer.

Mohan N, Undeland T.M., Robbins W.P.. Power Electronics. John Wiley & Sons.

Chryssis G.C.. High-Frequency Switching Power Supplies: Theory and Design. Mc Graw-Hill Company.

Y. C. Liang, G. S. Samudra. Power Microelectronics: devices and process technologies. World Scientific.

Testing and exams

There is an oral examination on the whole program of the course. The student can submit a paper on a topic of the course that will contribute to the evaluation during the oral examination.