EET302

LINEAR CONTROL SYSTEMS (S6)

SYLLABUS

Feedback Control Systems

Open loop and closed loop control systems- Examples of automatic control systems - Transfer function approach to feed back control systems – Effect of feedback

Control system components – Control applications of DC and AC servo motors, Tacho generator, Synchro, Gyroscope and Stepper motor

Controllers- Types of controllers & Compensators - Transfer function and basic characteristics of lag, lead and lag-lead phase compensators.

EET302 Linear Control Systems Syllabus Overview video with frequently asked questions from each Module. A must watch video. For more videos click the below link.

SINGLE PLAYLIST LINK: www.youtube.com/playlist?list=PLU9qGTRXUDklRbrmGP9PdMD153sDw1ZwH

Module wise

MODULE 1

Module 1 Video links :

CLICK HERE

www.youtube.com/watch?v=QYB_L4hfLjk&list=PLU9qGTRXUDkm9ETLtmuy2XMprZA_rleVX&pp=iAQB

LEAD COMPENSATOR THEORY NOTES & DESIGN STEPS

CLICK THE LINK: drive.google.com/file/d/16WG8NiSso_iUZW7IsrQsyiUCR8byV4rW/view?usp=sharing

CONTROLLER HAND WRITTEN NOTES:

CLICK THE LINK: drive.google.com/file/d/1xfKLUxICXYIAzCBt-H25ef0Te9ms9eRn/view?usp=sharing

MODULE 2

Performance Analysis of Control Systems

Time domain analysis of control systems: Time domain specifications of transient and steady state responses- Impulse and Step responses of first and second order systems- Pole dominance for higher order systems.

Error analysis: Steady state error analysis and error constants -Dynamic error coefficients.

Stability Analysis: Concept of BIBO stability and Asymptotic stability- Time response for various pole locations- stability of feedback systems - Routh's stability criterion- Relative stability

Time domain analysis part 1. For remaining videos click the below link

Module 2 Video link:

CLICK HERE:

www.youtube.com/watch?v=KuKGfMm1reE&list=PLU9qGTRXUDkmRp_qoi7W8CLTCZt9hMccu&pp=iAQB

MODULE 3

Root Locus Analysis and Compensator Design (11 hours)

Root locus technique: Construction of Root locus- stability analysis- effect of addition of poles and zeroes- Effect of positive feedback systems on Root locus

Design of Compensators: Design of lag, lead and lag-lead compensators using Root locus technique.

PID controllers: PID tuning using Ziegler-Nichols methods.

Simulation based analysis: Introduction to simulation tools like MATLAB/ SCILAB or equivalent for Root locus based analysis (Demo/Assignment only)

Root locus technique part 1 video. For more videos click the below link.

Module 3: Video link:

CLICK HERE :

www.youtube.com/watch?v=_wAGwdEW08w&list=PLU9qGTRXUDkk71vCNm6-XqqXgz-zQgp84&pp=iAQB

MODULE 4

Frequency domain analysis (9 hours)

Frequency domain specifications- correlation between time domain and frequency domain responses

Polar plot: Concepts of gain margin and phase margin- stability analysis

Bode Plot: Construction- Concepts of gain margin and phase margin- stability analysis, Effect of Transportation lag and Non-minimum phase systems.

BODE PLOT introduction video. For more videos click the below link.

Polar plot part 1. For more videos click the below link.

Module 4 : Video link:

CLICK HERE:

www.youtube.com/watch?v=bWhpYlJlDGQ&list=PLU9qGTRXUDkn4xnOFdz2lOIC3L8kXd4Kh&pp=iAQB

MODULE 5

Nyquist stability criterion and Compensator Design using Bode Plot (9 hours)

Nyquist criterion: Nyquist plot- Stability criterion- Analysis

Introduction to Log magnitude vs. phase plot and Nichols chart (concepts only) - Compensator design using Bode plot: Design of lag, lead and lag-lead compensator using Bode plot.

Simulation based analysis: Introduction to simulation tools like MATLAB/ SCILAB or equivalent for various frequency domain plots and analysis (Demo/Assignment only).

Nyquist stability criteria . For more videos click the below link.

In this video Nyquist plot is explained with tricks of a type zero open loop transfer function. Frequently asked essay topic from Module 5. MUST WATCH VEDIO!

In this video Nyquist plot part 2 is explained with tricks. ( type 1 open loop transfer function)

Frequently asked topic in all exams. Must watch video!!

Module 5 : Video link :

CLICK HERE:

www.youtube.com/watch?v=9CHgppdBjek&list=PLU9qGTRXUDknsvlVI2Pki3Ln8AM07l9uc&pp=iAQB

HAND WRITTEN NOTES:

LAG COMPENSATOR THEORY & DESIGN OF LAG COMPENSATOR USING BODE PLOT (Frequently asked question)

CLICK THE LINK: drive.google.com/file/d/1u6mvPN7ve7co43A3asjBDJrX3bnTg5hS/view?usp=sharing

REPEATEDLY ASKED QUESTIONS VEDIO LINKS

ROOTLOCUS TECHNIQUE PLAYLIST : www.youtube.com/playlist?list=PLU9qGTRXUDkmRZ3PVqO2f0mNuGUS9DaFO

BODE PLOT PLAYLIST : www.youtube.com/watch?v=bWhpYlJlDGQ&list=PLU9qGTRXUDknFC-bCZBbtGDLk0a04DyXV&pp=iAQB

NYQUIST PLOT PART 1 : www.youtube.com/watch?v=Cw57U9C2lpA&t=1165s

NYQUIST PLOT PART 2: www.youtube.com/watch?v=ftUUYRi33X4&t=327s

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