Power Electronics
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Follow on Instagram for UpdatesPower Electronics Syllabus — Unit-wise Content
The official GTU curriculum for Power Electronics (subject code BE04009031) as prescribed for Electrical Engineering · Semester 4 divides the course into 6 units, covering 44 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (BE04009031)Unit 1 Power Semiconductor Devices
- characteristics and ratings of MOSFET
- Insulated Gate Bipolar transistors (IGBTs), SCR, TRIACs
- Unijunction transistor (UJT)
- Silicon carbide (SIC)
- Gallium nitride devices
- Intelligent Modules
- d snubber circuits
- Firing circuit for thyristors
- Gate drive circuits for MOSFET and IGBT
Unit 2 AC-DC Controlled Converters
- Single phase half and fully controlled converters: Performance analysis with R and RL load under continuous and discontinuous conduction modes
- input power factor
- Concepts of PWM and phase-angle control
- Effect of source impedance
- Three-phase half and fully controlled converter: Performance analysis
- Dual converters
Unit 3 DC-DC Converters
- Boost and Buck-Boost DC-DC converters
- design equations
- Time Ratio Control (TRC) and Current Limit Control (CLC) control strategies
- multi-quadrant operation
- forward and fly-back converters
- EMI/EMC issues
- zero-voltage switching (ZVS) and zero-current switching (ZCS) concepts
Unit 4 DC-AC Converters
- Inverter types
- Single phase and three phase voltage source inverters (120° and 180° mode): analysis under R and RL loads
- harmonic analysis
- PWM control techniques: Square-wave
- modified sinusoidal and space-vector
- selective harmonic elimination
- Output voltage and frequency control
- Harmonic spectrum
- Harmonics and its effects
Unit 5 AC-AC Converters
- Single-phase and three-phase AC voltage regulators: Circuit configurations
- performance analysis
- harmonic analysis
- Matrix converters
- principle of on-off control
- basic principle of operation – single-phase to single-phase
- multi-phase cycloconverters
Unit 6 Applications of Power Electronics Converters
- Electrical drives
- high voltage DC Transmission
- renewable energy-based systems – solar & wind
- power quality improvement
- electric vehicles
- energy storage solutions
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