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Implementation and modeling of beam structures with self-sensing piezoelectric actuators.

Wong Kwok Ming. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2001. / Includes bibliographical references (leaves 88-93). / Abstracts in English and Chinese. / LIST OF FIGURES --- p.VI / LIST OF TABLES --- p.IX / ACKNOWLEDGEMENTS --- p.X / Chapter CHAPTER 1 --- INTRODUCTION --- p.1 / Chapter 1.1 --- Background --- p.1 / Chapter 1.2 --- Literature review on self-sensing purely active system --- p.3 / Chapter 1.3 --- Literature review on active constrained layer treatment --- p.5 / Chapter 1.4 --- Introduction to enhanced active constrained layer treatment --- p.8 / Chapter 1.5 --- Objectives of this research --- p.10 / Chapter 1.6 --- Thesis outline --- p.11 / Chapter CHAPTER 2 --- CONTROL LAW IMPLEMENTATION --- p.12 / Chapter 2.1 --- Electrical equivalent model of piezoelectric material --- p.12 / Chapter 2.2 --- Bridge circuit --- p.14 / Chapter 2.2.1 --- Strain rate sensing bridge circuit --- p.14 / Chapter 2.2.2 --- Strain sensing bridge circuit --- p.17 / Chapter 2.3 --- Control laws implementation --- p.19 / Chapter 2.3.1 --- Strain rate feedback control --- p.19 / Chapter 2.3.2 --- Positive position feedback (PPF) control --- p.21 / Chapter 2.3.3 --- Modified strain rate feedback control --- p.25 / Chapter CHAPTER 3 --- EXPERIMENTAL STUDIES --- p.28 / Chapter 3.1 --- Experimental setup --- p.28 / Chapter 3.2 --- Test of actuating ability --- p.30 / Chapter 3.3 --- Test of sensing ability --- p.32 / Chapter 3.4 --- Open loop response --- p.34 / Chapter 3.5 --- Closed loop response --- p.36 / Chapter 3.6 --- Chapter summary --- p.52 / Chapter CHAPTER 4 --- SYSTEM MODELING AND SIMULATION --- p.53 / Chapter 4.1 --- Literature review on finite element method --- p.53 / Chapter 4.1.1 --- Element stiffness matrix through potential energy --- p.57 / Chapter 4.1.2 --- Element mass matrix through kinetic energy --- p.58 / Chapter 4.2 --- System modeling --- p.59 / Chapter 4.2.1 --- Stiffness and mass matrices of beam layer --- p.63 / Chapter 4.2.2 --- Stiffness and mass matrices of piezoelectric layer --- p.64 / Chapter 4.2.3 --- Stiffness and mass matrices of VEM layer --- p.67 / Chapter 4.2.4 --- Stiffness and mass matrices of beam edge elements --- p.71 / Chapter 4.3 --- Simulation --- p.76 / Chapter 4.4 --- Chapter summary --- p.83 / Chapter CHAPTER 5 --- SUMMARY AND FUTURE WORK --- p.84 / Chapter 5.1 --- Summary --- p.84 / Chapter 5.2 --- Future Work --- p.87 / BIBLIOGRAPHY --- p.88

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323392
Date January 2001
ContributorsWong, Kwok Ming., Chinese University of Hong Kong Graduate School. Division of Mechanical and Automation Engineering.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, x, 93 leaves : ill. ; 30 cm.
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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