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Pulse Width Modulation for Power Electronic Converters

Pulse Width Modulation for Power Electronic Converters. Instructor: Prof. G. Narayanan, Department of Electrical Engineering, IISc Bangalore. This course deals with topics in pulse width modulated converters and applications: Converter topologies for AC/DC and DC/AC power conversion, overview of applications of voltage source converters; pulsewidth modulation techniques for 1-phase and 3-phase bridge converters, sine-triangle PWM, bus clamping PWM, space vector based PWM, advanced PWM techniques; calculation of switching and conduction losses; compensation for dead time and DC voltage regulation; estimation of current ripple and torque ripple in inverter fed drives; overmodulation; extension of modulation methods to multilevel inverters. (from nptel.ac.in)

Lecture 28 - DC Link Current and DC Capacitor Current in a Voltage Source Inverter


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Overview of Power Electronic Converters
Lecture 01 - Electronic Switches
Lecture 02 - DC-DC Converters
Lecture 03 - DC-AC Converters
Lecture 04 - Multilevel Converters
Lecture 05 - Multilevel Converters (cont.)
Applications of Voltage Source Converter
Lecture 06 - Applications of Voltage Source Converter I
Lecture 07 - Applications of Voltage Source Converter II
Lecture 08 - Applications of Voltage Source Converter III
Purpose of Pulse Width Modulation (PWM)
Lecture 09 - Purpose of Pulse Width Modulation
Lecture 10 - Purpose of Pulse Width Modulation (cont.)
Pulse Width Modulation at Low Switching Frequency
Lecture 11 - Low Switching Frequency PWM
Lecture 12 - Low Switching Frequency PWM (cont.)
Lecture 13 - Selective Harmonic Elimination
Lecture 14 - Offline Optimized Pulse Width Modulation
Triangle Comparison based PWM
Lecture 15 - Sine-Triangle Pulse Width Modulation
Lecture 16 - Harmonic Injection Pulse Width Modulation
Lecture 17 - Bus-clamping Pulse Width Modulation
Lecture 18 - Triangle Comparison based PWM for Three Phase Inverter
Space Vector based PWM
Lecture 19 - Concept of Space Vector
Lecture 20 - Conventional Space Vector PWM
Lecture 21 - Space Vector based Bus-clamping PWM
Lecture 22 - Space Vector based Advanced Bus-clamping PWM
Analysis of Line Current Ripple
Lecture 23 - Harmonic Analysis of PWM Techniques
Lecture 24 - Analysis of RMS Line Current Ripple using the Notion of Stator Flux Ripple
Lecture 25 - Evaluation of RMS Line Current Ripple using the Notion of Stator Flux Ripple
Lecture 26 - Analysis and Design of PWM Techniques from Line Current Ripple Perspective
Analysis of DC Link Current
Lecture 27 - Instantaneous and Average DC Link Current in a Voltage Source Inverter
Lecture 28 - DC Link Current and DC Capacitor Current in a Voltage Source Inverter
Analysis of Torque Ripple
Lecture 29 - Analysis of Torque Ripple in Induction Motor Drives
Lecture 30 - Analysis of Torque Ripple in Induction Motor Drives (cont.)
Evaluation of Inverter Loss
Lecture 31 - Evaluation of Conduction Loss in Three-phase Inverter
Lecture 32 - Evaluation of Switching Loss in Three-phase Inverter
Lecture 33 - Design of PWM for Reduced Switching Loss in Three-phase Inverter
Effect of Inverter Dead-Time
Lecture 34 - Effect of Dead-time on Inverter Output Voltage for Continuous PWM Schemes
Lecture 35 - Effect of Dead-time on Inverter Output Voltage for Bus-clamping PWM Schemes
Overmodulation
Lecture 36 - Analysis of Overmodulation in Sine-Triangle PWM from Space Vector Perspective
Lecture 37 - Overmodulation in Space Vector Modulated Inverter
PWM for Multilevel Inverters
Lecture 38 - PWM for Three-level Neutral-point-clamped Inverter I
Lecture 39 - PWM for Three-level Neutral-point-clamped Inverter II
Lecture 40 - PWM for Three-level Neutral-point-clamped Inverter III