# InfoCoBuild

## Control Engineering

Control Engineering. Instructor: Prof. S.D. Agashe, Department of Electrical Engineering, IIT Bombay. The course deals with topics in control systems: industrial control examples and modern control problems; basic characteristics of feedback control systems - stability, steady-state accuracy, transient accuracy, time response of second-order systems, steady-state errors and error constants; frequency response analysis - relationship between time and frequency response, Polar plots, Bode plot, stability in frequency domain, Nyquist plots, Nyquist stability criterion; State variable analysis - state variable, state model, state models for linear continuous time functions; introduction to optimal control and nonlinear control. (from nptel.ac.in)

 The Control Problem

 Lecture 01 - The Control Problem Lecture 02 - Some More Examples Lecture 03 - Different Kinds of Control Systems Lecture 04 - History of Feedback Lecture 05 - Modern Control Problems Lecture 06 - DC Motor Speed Control Lecture 07 - System Modelling, Analogy Lecture 08 - Causes of System Error Lecture 09 - 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

 References Control Engineering Instructor: Prof. S.D. Agashe, Department of Electrical Engineering, IIT Bombay. The course deals with topics in control systems.