PEI309 OPTIMAL AND ROBUST CONTROL



L 
T 
P 
Cr 

3 
1 
0 
3.5 
Prerequisite(s): None 
Course Objectives:To understand the concepts of optimal and robust control, to enable to analyze and design a robust Control System
Introduction and Parametric Optimization: Introduction to optimal control problems, Classification of optimal control problems, performance indices for optimal control and their Selection.
Calculus of variations: Lagrange multiplier, Euler Lagrange’s equation for different conditions, Transversality conditions, Dynamic optimization with equality and inequality constraints, Fractional order controllers.
Pontryegans Max/min Principle: Optimization using Pontryegans maximum (minimum)
principles with special emphasis on BangBang type system
Dynamic Programming in Continuous and Discrete Time: Developments of Hamilton Jacobi equation, Matrix Riccati equation, Optimal control based on quadratic performance indices, Linear regulator and servomechanism problem, Dynamic programming multi stage decision processes in continuous time. Principle of causality, invariant imbedding and optimality
Iterative Method of Optimization: Optimization using gradient methods and interactive techniques (steepest descent), Newton Raphson and Fletcher Powell. Introduction to multivariable system and decoupling, advance numerical techniques for optimal control, Introduction to Optimal Filters (Kalman Filter)
Robust Control System: Introduction, Robust Control System and System sensitivity, Analysis of Robustness, system with uncertain parameters, the design of robust control system, PID controllers, design of robust PID controlled systems, design examples
Course Outcomes: After the completion of this course the student will be able to:
have review of Parametric Optimization
acquire knowledge of Calculus of variations
acquire knowledge of Pontryegans Max/min Principle
learn Dynamic Programming in Continuous and Discrete Time:
apply iterative method of optimization
analyze and design a robust Control System
Recommended Books
M Gopal, Modern Control System Theory, Wiley Eastern
C Drof and R H Bishop, Modern Control Systems, Richard Addision Wesley
Kirk, Optimal control theory: An introduction, PHI
Andrew P Sage and C C White, Optimum Systems Control, PHI
B D O Anderson and B Moree, Optimum System Control, PHI