July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve...

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July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State Space

Transcript of July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve...

Page 1: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

July 20042009 Lecture Side

Lecture by

Suradet Tantrairatn

Instructor and Researcher

Chapter Twelve

week3

January 2009

Design of Control System in State Space

Page 2: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Introduction

This Chapter we will learn about state-space design

methods based on the pole-placement method and the quadratic optimal regulator method.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Review

First Order:

Page 4: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Review

Second Order:

Back to review Chapter4 Transient Response Analysis( Ogata Book )

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Pole Placement

Pole Placement ( วิ�ธี�การวิางโพล ) คื�อ ตั้��งข้�อก�าหนดสำ�าหร�บตั้�าแหน�ง

โพลทั้��งหมดข้องระบบวิงปิ!ด และออกแบบตั้�วิคืวิบคื"มทั้�#จะได�ตั้�าแหน�งโพลตั้ามข้�อก�าหนดน��น เง�#อนไข้จ�าเปิ'นข้องระบบหร�อพลานตั้(ทั้�#ทั้�าให�สำามารถทั้�าการเคืล�#อนย้�าย้โพลทั้��งหมดไปิย้�งตั้�าแหน�งทั้�#ตั้�องการได�

ในการออกแบบทั้�#วิไปิจะไม�ได�ตั้�องการให�ระบบม�เสำถ�ย้รภาพอย้�างเด�ย้วิ แตั้�ย้�งตั้�องการสำมรรถนะหร�อผลตั้อบสำนองตั้ามตั้�องการด�วิย้ ด�งน��นการก�าหนดตั้�าแหน�งข้องโพลระบบวิงปิ!ดจ.งม�ใช่�เพ�ย้งแตั้�วิ�าตั้�องการอย้0�บนด�านซ้�าย้ข้องระนาบเช่�งซ้�อนเทั้�าน��น แตั้�อาจจะตั้�องอย้0�ในพ��นทั้�#ทั้�#จะให�ผลตั้อบสำนองทั้�#ด�ด�วิย้ เช่�น ถ�าตั้�าแหน�งโพลอย้0�ใกล�แกนจ�นตั้ภาพมากเก�นไปิ ผลตั้อบสำนองจะม�ล�กษณะแกวิ�ง

ในระบบอ�นด�ล n ทั้�#วิ ๆ ไปิ คืวิามสำ�มพ�นธี(ผลตั้อบสำนองทั้างเวิลาข้องระบบก�บตั้�าแหน�งข้องโพล ม�กม�คืวิามซ้�บซ้�อน จ.งเปิ'นการย้ากทั้�#จะก�าหนดตั้�าแหน�งโพลเพ�#อให�ได�ผลตั้อบสำนองทั้�#ด� ด�งน��นวิ�ธี�การออกแบบน��โดย้ทั้�#วิไปิอาศั�ย้หล�กการข้องระบบทั้�#ม�ลั�กษณะเด่นเป็�นอั�นด่�บสอัง

Page 6: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Design By Pole Placement

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Design By Pole Placement

(a) Open-loop control system; (b) Closed-loop control sysytem

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Design By Pole Placement

Control signal

The Solution is

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K using Transformation Matrix T.

ai are coefficients of the characteristic polynomial

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K using Transformation Matrix T. (2)

where

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K using Transformation Matrix T. (3)

Page 12: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K using Transformation Matrix T. (4)

Page 13: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K using Transformation Matrix T. (5)

Page 14: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Summary to Find Matrix K Using Transformation Matrix T

Step1: Check the controllability condition Step2: From the characteristic polynomial for matrix A

Step3: Determine the transformation Matrix T

Step4: Using the desired eigenvalues

Final Step : Calculate K from

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Example

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Example

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K Using Direct Substitution Method.

Page 18: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Example

Page 19: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K Using Ackerman’s Formula.

Page 20: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K Using Ackerman’s Formula. (2)

Page 21: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K Using Ackerman’s Formula. (3)

Page 22: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of Matrix K Using Ackerman’s Formula. (4)

Page 23: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Example

Page 24: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 25: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Solving Pole-Placement Problems with MATLAB

Page 26: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 27: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 28: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 29: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 30: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Page 31: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Page 32: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Ackermann’s Formula

Page 33: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Ackermann’s Formula

Page 34: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Ackermann’s Formula

Page 35: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program (Produce The Feedback Gain Matrix K by Using Ackermann’s Formula)

Page 36: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program (Produce The Feedback Gain Matrix K by Using Ackermann’s Formula)

Page 37: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program (Produce The Feedback Gain Matrix K by Using Ackermann’s Formula)

Page 38: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program (Produce The Feedback Gain Matrix K by Using Ackermann’s Formula)

Page 39: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Design of Regulator-type Systems by Pole Placement

Page 40: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 41: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

We assume that the moment of inertia of the pendulum about its center of gravity is zero

Page 42: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 43: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 44: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Define state variables

Page 46: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 48: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

In terms of vector-matrix equations.

Page 49: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

By substituting the given numerical values

Page 50: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 51: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Use state-feedback control

Page 52: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 53: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 54: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 55: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 56: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

The desired characteristic equation

Page 57: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 58: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 59: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 60: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 61: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 62: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Inverted-pendulum system with state-feedback control

Page 63: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 64: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Mathematical Modeling

Page 65: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of state-feedback gain matrix K with MATLAB

Page 66: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of state-feedback gain matrix K with MATLAB

Page 67: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Determination of state-feedback gain matrix K with MATLAB

Page 68: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

State equation

Page 69: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Control equation

Page 70: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 71: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Substitute the numerical values.

Page 72: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 73: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 74: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Initial condition

Page 75: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 76: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 77: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Obtaining System Response To Initial Condition

Page 78: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program

Page 79: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

MATLAB Program

Page 80: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Response Of Inverted Pendulum System Subjected To Initial Condition

Page 81: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 82: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2

Page 83: July 2004 2009 Lecture Side Lecture by Suradet Tantrairatn Instructor and Researcher Chapter Twelve week3 January 2009 Design of Control System in State.

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Month 200X 2009 Subject Name Automotive Automatic Control Page 2