NPTEL : Control Engineering (Prof. S.D. Agashe) (Electrical Engineering)

Co-ordinators : Prof. S.D. Agashe


Lecture 1 - The Control Problem

Lecture 2 - Some More Examples

Lecture 3 - Different Kinds of Control Systems

Lecture 4 - History of Feedback

Lecture 5 - Modern Control Problems

Lecture 6 - DC Motor Speed Control

Lecture 7 - System Modelling, Analogy

Lecture 8 - Causes of System Error

Lecture 9 - Calculation of Error

Lecture 10 - Control System Sensitivity

Lecture 11 - Automatic Control of DC Motor

Lecture 12 - Proportional Control

Lecture 13 - Non-Unity Feedback

Lecture 14 - Signal-Flow Graph

Lecture 15 - Mason's Gain Formula

Lecture 16 - Signal-Flow Graph for DC Motor Control

Lecture 17 - Steady-State Calculations

Lecture 18 - Differential Equation Model and Laplace Transformation Model

Lecture 19 - D-Operator Method

Lecture 20 - Second-Order System Response

Lecture 21 - Frequency Response

Lecture 22 - Laplace Transformation Theorems

Lecture 23 - Final Value Theorem

Lecture 24 - Transfer Function and Pole-Zero Diagram

Lecture 25 - 'Good' Poles and 'Bad' Poles

Lecture 26 - Signal Flow Graph with Transfer Functions

Lecture 27 - s-Domain and t-Domain

Lecture 28 - Second-Order System Response in s-Domain

Lecture 29 - Integral Feedback

Lecture 30 - Root-Locus Method

Lecture 31 - Root-Locus Rules

Lecture 32 - Asymptotes of Root Locus

Lecture 33 - Routh Array

Lecture 34 - Singular Cases

Lecture 35 - Closed Loop Poles

Lecture 36 - Controller in the Forwarded Path

Lecture 37 - Mapping of Control in the Complex-Plane

Lecture 38 - Encirclement by a Curve

Lecture 39 - Nyquist Criterion

Lecture 40 - Application of the Nyquist Criterion

Lecture 41 - Polar Plot and Bode Plots

Lecture 42 - Logarithmic Scale for Frequency

Lecture 43 - 'Asymptotic' DB Gain

Lecture 44 - Compensating Network

Lecture 45 - Nichols' Chart

Lecture 46 - Time Domain Methods of Analysis and Design

Lecture 47 - State-Variable Equations