Syllabus For The Subject Control System

CONTROL SYSTEM

Chapter -1

Introduction

Role of control systems in engineering design

Classification of control system types

Open loop

Command /disturbance-compensated open-loop

Closed-loop

Servomechanisms/process control

Self –operated controllers

Industrial robots

Cascade control

Digital computer control, numerical control

 Sampled-data systems

Hierarchical control strategy

Multivariable control

Logic controls, programmable logic controller

Nonlinear, optimal, adaptive control

 Man-machine control systems

Biological control systems

Biological control systems

Econometric feedback models

Classical/modern control theory

Basic benefits of feedback control

The accuracy-stability tradeoff in feedback systems

Control system design procedures

Bibliography

Problems

 

Chapter-2 Component modeling

Generalized block diagram of a feedback system

Laplace transform methods, linearization

System frequency response, frequency spectrum methods

Zero-order dynamic system models

First-order dynamic system models

Second –order dynamic system models

Digital simulation of linear and nonlinear systems

Dead-time effects

Distributed-parameter models

Loading effects for component interconnections

Bibliography

Problems

 

Chpater-3

Component sizing for the basic system

Estimation of critical values of system command and disturbance

Inputs

Geared systems, optimum gear ratios and motor selection

Valve-controlled hydraulic actuators; maximum power transfer

Process-control-valve sizing; technical and economic

Considerations

Bibliography

Problems

 

Chapter-4

Logic controls

Definition of logic control

Overview ogf logic-control forms and applications

The basic logic elements

Elements of Boolean algebra

A simple example of logic control

Converting a simple relay system to solid-state electronics using a

Binary logic module

Programmable logic controllers

Bibliography

 

Chapter-5

System performance specifications

Relations-between practical economic and detailed technical

Performance criteria

Basic considerations

Time-domain performance specifications

Frequency-domain performance specifications

Problems

 

Chapter-6

Absolute stability criteria

Overview

Linear systems with constant coefficients

The routh stability criterion

The nyquist stability criterion

Root-locus interpretation of stability

Problems

 

Chapter-7

Open-loop, input-compensated control

Disturbance-compensated control

Command-compensated control

Examples of command and disturbance feed forward

Problems

 

Chapter -8

On –off control and nonlinear system analysis

Forms and characteristics of on-off control

Digital simulation studies

Unintentional nonlinearities

On –off control of an aircraft roll-stabilization system

Residential heating system using on-off control with secondary

Feedback

Bibliography

Problems

Chapter-9

Proportional control and basic

Feedback system-design procedures

General characteristics of proportional control

Proportional control of a liquid-level process

Effect of gain distribution on steady-state errors

Proportional control of a first-order system with dead time

Proportional temperature control of a thermal system with dead

Time

Disturbance feed forward added

Gain setting using frequency-response design criteria

Unity feedback

Non-unity feedback

Gain setting using root-locus design criteria

Dominant roots and imperfect pole/zero cancellation

Some useful nonlinear ‘variations of proportional controls

Problems

 

Chapter-10

Integral control

Basic characteristics of integral control

Hardware and software implementation of integral control modes

Analog controllers

Digital algorithms

Integral control of dead-time-plus-first order-lag processes

Integral control of a liquid-level process

Double integral control in a synchro/digital converter

Integral windup and its correction

An adaptive feed forward combustion trim controller using

Integral control

Problems

 

Chapter-11

Derivative control modes

Basic characteristics

Effects of first-and second-derivative-of-error control in an

Electromechanical position servo

Cancellation compensation

Effects of first-and second-derivative-of-controlled-variable

Control in an electromechanical position servo

Vehicle stability augmentation

Feedback of intermediate variables; state-variable feedback

Implementation of derivative control modes

Analog controllers

Digital algorithms

Pseudo derivative feedback

Problems

   

Chapter-12

Combined and approximate control modes

Proportional-plus-integral control; phase-lag compensation

Use of phase-lag compensation in diesel engine governing

Proportional-plus-derivative control; phase-lead compensation

Saturation-effects, simulation studies

Digital algorithms

Proportional-plus-integral-plus-derivative control; lag lead

Compensation

Electro hydraulic speed control with disturbance feed forward

Compensation for basic systems with dominant resonances

Stabilization of a guidance platform

Controller tuning, manual and automation

Problems

 

 

Chapter-13

Case studies and special topics

An airborne heliostat, an electromechanical type-3 servo system

With triple phase-lead compensation

An antiaircraft gun director, a hydro mechanical type-2 servo

With mechanical compensation

The haystack hill radio telescope pointing system; conditional

Stability/saturation problems solved with a dual-mode servo

Specialized controllers for systems with large dead times

Sampling controllers and smith predictors

Ultra precision speed control; phase-lock-loop servos

Nonlinear controllers to stabilize variable-inertia robot arms

Problems

 

Chapter-14

Digital and computer control

Introduction

Open-loop digital control

Digital fluid actuators

Digital valves

Stepping motor systems

Sampling, A/D and D/A conversion, quantization, and noise

Filtering in computer control

Difference equations and Z transforms

Digital PID control

Sampled-data stability criterion

Digital simulation of sampled-data systems

Conclusion

Problems

 

CHAPTER-15

Multivariable control systems

Introduction

Specifying the amount of interaction in MIMO processes

Design of noninteracting  controllers

Bibliography

Problems

 

 

 

 

   


 

  

  

DMCA.com Protection Status