ECE 461: Controls Systems

Modeling and Control of Dynamic Systems

Summer 2015

 

 

Bison Academy

ECE 461:  Problems and Solutions

 

Instructor: Jake Glower    Office Hours:  Tu/Th 10-11AM

 

Text

VisSim

SciLab

Reference Material

Any book with the title ‘Controls Systems’ and contains root locus plots

·         www.half.com

·         www.amazon.com

·         www.directtextbook.com

Some suggestions:  (don’t worry about the edition – get the least expensive one)

·         Controls Systems:  Norman Nise ($18 used)

·         Schaum’s Outline on Controls ($14)

 

Block-diagram tool for simulating linear and nonlinear systems.  Similar to SimuLink

http://www.vissim.com/products/vissim.html

 

Matrix-based language for designing and analyzing feedback control systems.  Similar to MATLAB

·         Home Page (for downloading the latest version) (http://www.scilab.org/)

·         SciLab 5.1.1 Toolbox (link here for zip file)

·         SciLab 5.3.3 Toolbox (link here for zip file)

 

·         2nd Order Damping Curves

·         Nichols Chart

·         Nyquist Diagram

·         Inverse Nyquist Diagram

 

All Lectures in One File (click here): 

 


 

Date

Topic

Video

Homework

M

May 18

Holiday!

 

 

T

May 19

Su15 Syllabus

LaPlace Transforms

Block Diagrams & VisSim

Video

HW #1

W

May 20

1st and 2nd Order Approximations

State-Space and Canonical Forms

SciLab and MATLAB

Video

 

Video

HW #2

R

May 21

Transfer Functions for Electrical Circuits

Heat Equation

Transfer Functions for Mass Spring Systems: Wave Equation

 

 

 

HW #3

F

May 22

Test Day!

Test #1

M

May 25

Holiday!

 

T

May 26

Error Constants

Routh Criteria

 

 

 

HW #4

W

May 27

Feedback and Root Locus

Sketching a Root Locus Plot

Gain Compensation

Video

Video

HW #5

R

May 28

Lead Compensation

PID Compensation

Meeting Design Specs

Video

Video

HW #6

F

May 29

Test Day!

 

 

M

June 1

Systems with Delays

Lightly Damped Systems

Unstable Poles and Multi-Loop Feedback

 

 

T

June 2

z-transform

Converting G(s) to G(z)

Root Locus in the z-Domain

 

W

June 3

Discrete-Time Compensator Design (take 2)

PID Compensation in the z-domain

 

R

June 4

Speed Control of a DC Motor

 

 

F

June 5

Test Day!

 

 

M

June 8

Bode Plots

Nichols Charts

Phase Margin and Gain Compensation

Nichols Chart

 

T

June 9

Lead Compensation

Lag Compensation

 

 

W

June 10

Meeting Design Specs in the Frequency Domain

 

R

June 11

Review

 

F

June 12

Test Day!

 

 

 

Stuff we didn’t get to….

LaGrangian Dynamics

Gantry System

Unstable Systems

Nyquist & Inverse Nyquist Diagrams