NPTEL : NOC:Control and Tuning Methods in Switched Mode Power Converters (Electrical Engineering)

Co-ordinators : Prof. Santanu Kapat


Lecture 1 - DC Power Conversion Systems - Introduction

Lecture 2 - Overview of voltage regulators

Lecture 3 - Switched mode power converter (SMPC)

Lecture 4 - Model Development for MATLAB Simulation

Lecture 5 - Demonstration of MATLAB Simulation

Lecture 6 - Demonstration of MATLAB Simulation (Continued...)

Lecture 7 - Power Stage Design of Basic SMPCs: Summary

Lecture 8 - Fixed Frequency Modulation Techniques

Lecture 9 - Variable Frequency Modulation Techniques

Lecture 10 - Modulation in Discontinuous Conduction Mode (DCM)

Lecture 11 - Synchronizing Simulation and Script files in MATLAB

Lecture 12 - Interactive MATLAB Simulation and Case Studies

Lecture 13 - Converter’s Objectives and Control Implications

Lecture 14 - Feedforward Control in SMPC

Lecture 15 - Single and Multi Loop Feedback Control Methods

Lecture 16 - Feedback Control of Cascaded SMPCs

Lecture 17 - Combined feedback and feedforward control

Lecture 18 - State feedback control

Lecture 19 - Variable Frequency Control - Understanding Opportunities and Challenges

Lecture 20 - Constant On-time Control Methods

Lecture 21 - Constant Off-time Control Methods

Lecture 22 - Hysteresis Control Methods in SMPCs

Lecture 23 - Stability and Performance Comparison using MATLAB Simulation

Lecture 24 - Light Load Control Methods and Interactive MATLAB Simulation

Lecture 25 - Overview of Modeling Techniques

Lecture 26 - State space averaging and model validation

Lecture 27 - Circuit Averaging Techniques and Equivalent Circuit

Lecture 28 - DC Analysis using Equivalent Circuit Model

Lecture 29 - Derivation of Small-Signal Transfer Functions

Lecture 30 - Small-Signal Model Validation using MATLAB and Time Domain Correlation

Lecture 31 - Small-signal Modeling with Closed Current Loop

Lecture 32 - Impedance Analysis and Stability

Lecture 33 - Loop Gain Analysis and Understanding Model Limits using MATLAB

Lecture 34 - PID Control Design and Tuning under VMC with MATLAB Case Studies

Lecture 35 - Shaping Output Impedance of a Buck Converter under VMC

Lecture 36 - Design of VMC Boost Converter and MATLAB Design Case Studies

Lecture 37 - Accurate Small-signal Modelling under CMC and Verification using MATLAB

Lecture 38 - Design CMC in a Buck Converter and MATLAB based Model Validation

Lecture 39 - Design of CMC Boost Converter - Output and State Feedback Approaches

Lecture 40 - Loop Interactions in CMC and Design of Average CMC

Lecture 41 - Dynamics of SMPCs and Overview of Model-based Nonlinear Control

Lecture 42 - Dynamics of LTIs and Vector Field with MATLAB Demonstration

Lecture 43 - Geometric Perspectives of Eigenvalues and Eigenvectors in SMPCs

Lecture 44 - Small-signal and Large-signal Model based Nonlinear Control

Lecture 45 - Introduction to Sliding Mode Control in SMPCs

Lecture 46 - Sliding Mode Control Design in a Buck Converter

Lecture 47 - Boundary Control Techniques and Selection of Switching Surfaces

Lecture 48 - Time Optimal Control and Identifying Physical Limits in SMPCs

Lecture 49 - Linking Switching Boundary and PID Controller Structure in SMPCs

Lecture 50 - Large-Signal Controller Tuning in Buck Converter: Objectives and Derivations

Lecture 51 - Large-Signal Controller Tuning in Boost and Buck-Boost Converters

Lecture 52 - Large-Signal Controller Tuning in Fixed- and Variable-Frequency Control

Lecture 53 - Critical Performance Limits in Dynamic Voltage Scaling and Possible Solutions

Lecture 54 - Nonlinear Control vs. Large-Signal Tuning: Comparative Study using MATLAB

Lecture 55 - Small-Signal vs. Large-Signal Tuning: Comparison using MATLAB Simulation

Lecture 56 - Performance Improvement and Size Reduction using Large-Signal based Control

Lecture 57 - Digital Control in High Frequency SMPCs - Introduction and Motivations

Lecture 58 - Overview of Fixed and Variable Frequency Digital Control Architectures

Lecture 59 - Challenges and Opportunities in Digitally Controlled High Frequency SMPCs

Lecture 60 - Course Summary, Key Takeaways, Few Emerging Applications and Future Scopes