 News & Actions 


 Action Items: (1/1/21)

 Week 01 (2/23, 2021)

 Articles and Reports about Control
(updated on 9/11/18)

References:
 
References on Digital Control, RealTime Control, and Their Applications
 
Control Tutorials for Matlab and Simulink
 
CSS Demo
  Brian .D.O. Anderson 1992 & 1993,

(Paper PDF)
.......... "Controller Design: Moving from Theory for Practice,"
.......... IEEE Control Systems Magazine, 13(4): 1625, Aug. 1993.

(Seminar Video)
.......... The 1992 Bode Prize Lecture
.......... at The 31st IEEE Conference on Decision and Control,
.......... Tucson, AZ, December 1992.

D. Raviv, E.W. Djaja,
..........
"Techniques for Enhancing the Performance of Discretized Controllers,"
..........
IEEE Control Systems Magazine, 19(3): 5257, June 1999.
..........
(Paper PDF)

OLD news are moved to the bottom of the webpage.

 Lecture Notes 


 Homeworks 



Homework Template File
 Homework 5 (updated on 4/8/19)

 Assigned: 4/26, 2019 , Deadline: 5/10, 2019

 Topics:
Design in StateSpace Model
  Problem 51:
 ....... Given the system
 ....... Determine a linear statefeedback controller
 ....... such that the closedloop poles are in 0.1 and 0.25.
  Problem 52:
 ....... Consider the continuoustime system
 ....... Sampling the system with h = 0.2 gives:
 ....... Determine a linear statefeedback controller
 ....... such that the closedloop characteristic polynomial is:
 ....... Simulate the closedloop system when x(0) and
 ....... plot all the signals (states, input, output) of the systems.
  Problem 53:
 ....... Given the system
 ....... Determine the linear statefeedback controller:
 ....... such that the states are brought to the origin in two sampling intervals.
 ....... Is it possible to determine a linear statefeedback controller
 ....... that can take the system from the origin to x(k).
 ....... Determine an observer that estimates the states
 ....... such that the observer has the desired characteristic polynomial.

 Actions:
  Please use the homework template to write several paragraphs
 ....... on summarizing the information you catch from each section.
  Print out your homework and submit it on 5/10 in class.

 Homework 4 (updated on 4/8/19)

 Assigned: 4/12, 2019 , Deadline: 4/26, 2019

 Topics:
Stability, Controllability, Observability
  Problem 41:
 ....... Consider the system
 ....... Determine the values of K for which the closedloop system is stable
  Problem 42:
 ....... Is the following system (a) stable, (b) observable, (c) reachable?
  Problem 43:
 ....... Consider the system
 ....... Determine a control sequence
 ....... such that the system is taken from the initial state, x(0), to the origin
 ....... Which is the minimum number steps
  Problem 44:
 ....... Given the system
 ....... For which values of K in the proportional controller
 ....... is the closedloop system stable?

 Actions:
  Please use the homework template to write several paragraphs
 ....... on summarizing the information you catch from each section.
  Print out your homework and submit it on 4/26 in class.

 Homework 3 (updated on 3/21/19)

 Assigned: 3/22, 2019 , Deadline: 4/12, 2019

 Topics:
zTransform and Sampling
  Problem 31:
 ....... Consider the system described by the difference equation
 ....... Determine the pulsetransfer function and the poles and zeros
 ....... Determine the output sequence of the difference equation
  Problem 32:
 ....... Consider the system
 ....... Simulate the system and
 ....... determine the overshoot for different values of a and b
  Problem 33:
 ....... Sketch the magnitude of the spectrum
 ....... when the signal has been sampled with:
 ....... (a) h = 2 pi /10 (s); (b) h = 2 pi /20 (s); (c) h = 2 pi /50 (s).
  Problem 34:
 ....... Watch the following plenary speech:
 ....... Signal Processing via SampledData Control
 .......  A Challenge to Go Beyond Shannon
 ....... By Prof. Yutaka Yamamoto (Kyoto University, Japan)
 .......
Video Link

 Actions:
  Please use the homework template to write several paragraphs
 ....... on summarizing the information you catch from each section.
  Print out your homework and submit it on 4/12 in class.

 Homework 2 (updated on 3/7/19)

 Assigned: 3/8, 2019 , Deadline: 3/22, 2019

 Topics:
DiscreteTime Models
  Problem 21:
 ....... Derive the formulas of the DT StateSpace System with Inner Time Delay
 ....... Reference:
 ........... Bjorn Wittenmark, "Sampling of a system with a time delay,"
 ........... IEEE Transactions on Automatic Control,
 ........... Vol. 30, No. 5, pp. 507510, May 1985.
 ...........
https://ieeexplore.ieee.org/document/1103985
  Problem 22:
 ....... Derive the discretetime system
 ....... corresponding to the following continuoustime system
 ....... when a zeroorderhold circuit is used
  Problem 23:
 ....... Use the ztransform
 ....... to determine the output sequence of the difference equation
  Problem 24:
 ....... Sample the continuoustime system
 ....... Using the sampling interval h = 0.3.
 ....... Determine the pulsetransfer operator

 Actions:
  Please use the homework template to write several paragraphs
 ....... on summarizing the information you catch from each section.
  Print out your homework and submit it on 3/22 in class.

 Homework 1 (updated on 2/22/19)

 Assigned: 2/22, 2019 , Deadline: 3/8, 2019

 Topics:
Read Articles on Digital Control
  Section 1.2: Computer Technology for Control
 ....... on Pages 211 of Book  Astrom & Wittenmark 1997
  Section 1.4: Inherently Sampled Systems
 ....... on Pages 2224 of Book  Astrom & Wittenmark 1997
  Section 1.5: Fundamental Theories
 ....... on Pages 2528 of Book  Astrom & Wittenmark 1997
  Section 1.6: Notes and References
 ....... on Pages 2829 of Book  Astrom & Wittenmark 1997

 Actions:
  Please use the homework template to write several paragraphs
 ....... on summarizing the information you catch from each section.
  Print out your homework and submit it to the lecturer on 3/8 in class.

 Book  ComputerControlled Systems: Theory and Design, (3rd Ed., 1997)
  by Karl Johan Astrom and Bjorn Wittenmark
  Prentice Hall
 
Book at amazon
 
Book at books.google
 
Book at NTU Library


 Course Information 

 What:
 Topics: Digital Control Systems
 Course No: EE5073
 Credit: 3
 Who:
 Students:
 Graduate Students or Senior Students
 Instructor:
 Name: FengLi Lian (連豊力)
 Office: Room EEMD717,
 Phone: 0233663606
 Email: fengli@ntu.edu.tw
 When:
 Lectures: 1:40pm4:30pm, Fridays (Feb 2019  Jun 2019)
 Office Hours: appointment by email
 Where:
 Why:
 For EE graduate students
interested in Digital Control Systems: Analysis and Design
 Projectoriented discussion and lectures
 How:
 Preview: ~3 hours/per week
 Lecture: ~3 hours/per week
 Demonstration, derivation and practice, etc.
 Review: ~3 hours/per week
 Homework: ~3 hours/per week
 Q & A & lecture participation:
 group discussion
 lecture questionnaire
 email
 website etc.
 Reference Books:
 ComputerControlled Systems: Theory and Design, (3rd Ed., 1997)
  by Karl Johan Astrom and Bjorn Wittenmark
  Prentice Hall
 
Book at amazon
 
Book at books.google
 
Book at NTU Library
 Discrete Time Control Problems Using Matlab and the Control System Toolbox, (2003)
  by Joe H. Chow, Dean K. Frederick, Nicholas W. Chbat
  Bookware Companion Series
 
Book at amazon
 
Files at cengage
 Digital Control of Dynamic Systems, (3rd Edition), (1998)
  by by Gene F. Franklin, J. David Powell, Michael L. Workman
  AddisonWesley
 
Book at amazon
 
Book at NTU Library

2011: The Impact of Control Technology,
Overview, Success Stories, and Research Challenges
 
Website:
 
Report: (246 pages, 34.65 MB, PDF file)
 

2002: Control in an Information Rich World,
Report of the Panel on Future Directions
in Control, Dynamics, and Systems.
 
Website:
 
Report: (112 pages, 2.93 MB, PDF file)
 
ToC at SIAM Website
 
Short Summary in IEEE CSM, pp. 2033, April 2003
 

2005: Brief introduction to Modern Control,
some useful defintions and theorems.
 
Control Science and Feedback Theory
 

2001: Control Theory: TwentyFive Seminal Papers (19321981),
 
List of Papers
 
Table of Contents
 
 Similar Course at Caltech:
 
CDS 273  Frontiers in Control and Dynamical Systems
 
 Course Outline:
 Digital Control Systems
 A. From Analog to Digital World
 B. Design Consideration
 C. Ztransform
 D. Controller Design
 Computer Control Systems (Single Centralized Control)
 A. RealTime Operation Systems
 B. Analog to Digital
 C. Digital to Analog
 Networked Control Systems (Multiple Distributed Control)
 A. Control Networks Protocols
 B. Networked Controllers & Managers
 C. Networked Sensors
 D. Networked Actuators
 Grading:
 Homework and Programming 30%
 Midterm Exam 30%
 Final project and report 40%

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 待處理

 Week 18: (6/21/19)

 Final Exam Week: No Lecture.
 Submit
your Project Repport
by 6/25 (Tue)
  upload ONE zipped file
of all related files, docx (or pptx), m, etc. to any web storage
  email the link
of the zipped file to fengli@ntu.edu.tw

 Week 17: (6/14/19)

 Lectures:

 Exam Discussion
 Project Progress (5page pptx)

 Homework:
  No HW
 
 References:
  Websites:

 Week 16: (6/7/19)
 Week 15: (5/31/19)

 Lectures:

 Exam covers HW2, 3, 4, 5
 Time: 2pm4pm

 Homework:
  No HW
 
 References:
  Websites:

 Week 14: (5/24/19)

 Lectures:

 InputOutput Design  Polynomial Approach

 Homework:
  No HW
 
 References:
  Websites:
 Week 13: (5/17/19)

 Lectures:

 Discretized Controllers  Delay Compensation
 InputOutput Design  Polynomial Approach

 Homework:
  No HW
 
 References:
  Websites:
 Week 12: (5/10/19)

 Lectures:

 Discretized Controllers  Discrete Design
 Discretized Controllers  Emulation Design
 Discretized Controllers  Techniques for Enhancing Performance

 Homework:
  No HW
 Week 11: (5/3/19)

 Lectures:

 Today's Lecture started at 2pm
 State Space Design  Observer Design and Output Feedback

 Homework:
  HW5: State Space Design
  Deadline: 5/10, 2019

 Week 10: 4/26/19 (updated on 4/26/19)

 Lectures:
 Homework:
  HW5: State Space Design
  Deadline: 5/10, 2019

 Week 09: 4/19/19 (updated on 4/19/19)

 Lectures:

 Controllability
 Observability

 Homework:
  HW4: Stability, Controllability, Observability
  Deadline: 4/26, 2019
 Week 08: 4/12/19 (updated on 4/12/19)

 Lectures:

 Project
 DesignExample
 Stability

 Homework:
  HW4: Stability, Controllability, Observability
  Deadline: 4/26, 2019
 Week 07: 4/5/19 (updated on 4/5/19)

 Week 06: 3/29/19 (updated on 3/28/19)
 Week 05: 3/22/19 (updated on 3/21/19)

 Lectures:
 Homework:
 References:
  Lecture:
dcs13_zTransform (Updated)
  Lecture:
dcs14_Sampling
  Lecture:
SS10: The zTransform,
......... pages 28, 30, 39, 50, 52, 6061, 7174
 Lecture:
SS10: The zTransform (Video),
  Lecture:
SS7: Sampling,
......... pages
 Lecture:
SS7: Sampling (Video),
 Some Interesting Videos of Sampling Effect:
......
Aliasing x1,
......
Aliasing x4,
......
55 Minute Alias,
......
Airlines Propeller Effect,
......
Wagonwheel effect,
 Speech: by Prof. Yutaka Yamamoto (Kyoto University, Japan)
...... Signal Processing via SampledData Control
...... A Challenge to Go Beyond Shannon ,
......
Vidoe at 2013 IEEE MultiConference on Systems and Control
......
Slides at the Workshop in honor of Eduardo Sontag
......
Paper on IEEE T. on Signal Processing, 60(2), Feb. 2012
 Week 04: 3/15/19 (updated on 3/14/19)

 Lectures:

 DiscreteTime Model  Input Output (Transfer Function)
 The zTransform

 Homework:
 References:
  Lecture:
dcs12_DTModel_IO
  Lecture:
dcs13_zTransform
  Lecture:
SS2: Linear TimeInvariant Systems,
......... pages 311
 Lecture:
SS2: Linear TimeInvariant Systems (Video),
  Lecture:
SS10: The zTransform,
......... pages 28, 30, 39, 50, 52, 6061, 7174
 Lecture:
SS10: The zTransform (Video),

 Week 03: 3/8/19 (updated on 2/28/19)

 Week 02: 3/1/19 (updated on 2/28/19)

 Week 01: 2/22/19 (updated on 2/21/19)

 Lectures:
 Homework:
 References:
 
Reference Papers
... PDF files
...
 
 Special Lectures (updated on 8/7/15)

 Month/Day: progress report
  On the result of experimental tests
  On the paper reading of related topics


