Methods and Topologies of Modern Power Electronics

Institute of Robust Power Semiconductor Systems (ILH)

This lecture covers advanced methods for the analysis and design of modern power electronic topologies. Key topics include rectifiers, resonant converters, integrated systems, renewable energy applications, and systematic synthesis of switching topologies.

Lecturer (lecture): Prof. Dr.-Ing. Ingmar Kallfass
Lecturer (exercise): Tobias Fink, M.Sc.
Location of lecture: V47.03
Location of exercise: V47.03
Dates of lecture: Tuesday, 9:45 am – 11:15 am
Dates of exercise: Wednesday, 9:45 am – 11:15 am
Degree program: M.Sc. Electrical Engineering and Information Technology, University of Stuttgart
Language: Material: German and English; Lecture and Exercise: German (even years), English (odd years)
SWS / ECTS: 2 + 2 in the summer term, 6 ECTS
Examination format: Written

Lecture content

  • Motivation for modern power electronics
  • Energy transition and market development
  • Sustainability and circular economy
  • Fundamentals of time-interval-based analysis
  • Method of assumed switching states
  • Review: Fundamentals of Power Electronics
  • Diode rectifiers (half-wave, bridge, midpoint)
  • Self-commutated active rectifiers (VSR, Vienna rectifier)
  • Line-commutated active rectifiers (thyristor circuits)
  • Motivation: Transformer size and high-frequency operation
  • Second-order resonant circuits
  • Quasi-resonant converters (ZVS, ZCS)
  • LLC resonant converters
  • Transient resonant snubber networks (three-point circuits)
  • Applications: SMPS, electric mobility, process power supplies
  • Current and voltage measurement techniques
  • Control and gate driving
  • Gate drivers
  • Contactors
  • Implementation on microcontrollers and FPGAs
  • Solar energy: PV inverters, MPP tracking
  • Wind power: generator topologies, grid feed-in
  • High-voltage direct current transmission (HVDC)
  • Hydrogen production (electrolysis)
  • Systematic topology synthesis
  • Minimization of switch count
  • Loss and cost optimization
  • Application examples
This image showsIngmar Kallfass

Ingmar Kallfass

Prof. Dr.-Ing.

Institute Director

This image showsTobias Fink

Tobias Fink

M.Sc.

Research Assistant

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