NPTEL : NOC:High Power Multilevel Converters - Analysis, Design and Operational Issues (Electrical Engineering)

Co-ordinators : Prof. Anand Rup


Lecture 1 - Basic Understanding of Converter (Introduction to Power Converters)

Lecture 2 - Basic Understanding of Converter (Half Bridge and Full Bridge Circuit Operation)

Lecture 3 - Basic Understanding of Converter (Sinusoidal Pulse width Modulation and Three Phase Circuit)

Lecture 4 - Basic Understanding of Converter (Harmonics in Sinusoidal PWM)

Lecture 5 - Third harmonic addition in Sine PWM

Lecture 6 - Introduction to Space Vectors

Lecture 7 - Space Vector PWM - Timing Calculation

Lecture 8 - Space Vector PWM - Switching Sequence

Lecture 9 - Space Vector PWM - Using Carriers

Lecture 10 - Basic Introduction to Power Devices

Lecture 11 - Introduction to Multilevel Converters

Lecture 12 - Cascaded H-bridge Multilevel Converters

Lecture 13 - Output Voltage Waveform Synthesis in CHB Converter and Basic of Asymmetrical CHB Converters

Lecture 14 - Cascaded H-Bridge Converters: Phase-Shifted PWM

Lecture 15 - Cascaded H-Bridge Converters: Level-Shifted PWM

Lecture 16 - Fault Tolerant Operation of Cascaded H-Bridge Converter - Part I

Lecture 17 - Fault Tolerant Operation of Cascaded H-Bridge Converter - Part II

Lecture 18 - Modular Multilevel Converter - Topology and Operation

Lecture 19 - Modular Multilevel Converter - Arm and Cell Voltage Ratings

Lecture 20 - Modular Multilevel Converter - Arm Currents

Lecture 21 - Modular Multilevel Converter - Arm Energy Balancing

Lecture 22 - Modular Multilevel Converter - Different Circuit Topologies

Lecture 23 - Modular Multilevel Converter - PWM Technique and Capacitor Voltage Balancing

Lecture 24 - Modular Multilevel Converter - Fault Tolerant Operation and Commercial Production

Lecture 25 - Design of Components in MMC

Lecture 26 - Neutral Point Clamped Converter - Circuit Topology - Part I

Lecture 27 - Neutral Point Clamped Converter - Circuit Topology - Part II

Lecture 28 - Neutral Point Clamped Converter - Space Vector Diagram

Lecture 29 - Neutral Point Clamped Converter - Space Vector PWM

Lecture 30 - NPC - Sinusoidal PWM and Space Vector PWM using Single Carrier Strategy

Lecture 31 - Neutral Point Clamped Converter - Mid-point Voltage Fluctuations

Lecture 32 - Neutral Point Clamped Converter - Capacitor Voltage Balancing

Lecture 33 - Neutral Point Clamped Converter - Another Strategy of Capacitor Voltage Balancing

Lecture 34 - Other Topologies of NPC Converters - Higher Level NPC, TNPC and Active NPC

Lecture 35 - Multipulse Transformer - Part I

Lecture 36 - Multipulse Transformer - Part II

Lecture 37 - A Case Study on MMC and CHB

Lecture 38 - Basics of Gate Driver Circuits

Lecture 39 - Gate Driver Circuits - Turn-on and Turn-off Process

Lecture 40 - Gate Driver Circuits - Features of Gate Drivers and Basics of Bootstrap Functionality

Lecture 41 - Condition Monitoring of Converters

Lecture 42 - Other Converter Topologies

Lecture 43 - Summary of the Course