Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element

First, an efficient and accurate finite element model for smart composite beams is presented. The developed model is based on layerwise theory and includes the electromechanical coupling effects. Then, an efficient design optimization algorithm is developed which combines the layerwise finite elemen...

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Main Authors: Abolghassem Zabihollah, Shahin Zareie
Format: Article
Language:English
Published: Hindawi Limited 2011-01-01
Series:Journal of Sensors
Online Access:http://dx.doi.org/10.1155/2011/240341
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spelling doaj-f4587e70348c451ebaede98e630321202020-11-25T00:31:19ZengHindawi LimitedJournal of Sensors1687-725X1687-72682011-01-01201110.1155/2011/240341240341Optimal Design of Adaptive Laminated Beam Using Layerwise Finite ElementAbolghassem Zabihollah0Shahin Zareie1Sharif University of Technology, International Campus, Kish Island, IranSharif University of Technology, International Campus, Kish Island, IranFirst, an efficient and accurate finite element model for smart composite beams is presented. The developed model is based on layerwise theory and includes the electromechanical coupling effects. Then, an efficient design optimization algorithm is developed which combines the layerwise finite element analysis model for the smart laminated beam, sensitivity analysis based on analytical gradients and sequential quadratic programming (SQP). Optimal size/location of sensors/actuators is determined for dynamic displacement measurement purposes and for vibration control applications. For static and eigenvalue problems, the objective is to minimize the mass of the beam under various constraints including interlaminar stresses, displacements, and frequencies. For transient vibration problems, the objective is the minimization of the actuation control effort to suppress the vibration in a controlled manner. Illustrative examples are provided to validate the formulation and to demonstrate the capabilities of the present methodology.http://dx.doi.org/10.1155/2011/240341
collection DOAJ
language English
format Article
sources DOAJ
author Abolghassem Zabihollah
Shahin Zareie
spellingShingle Abolghassem Zabihollah
Shahin Zareie
Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
Journal of Sensors
author_facet Abolghassem Zabihollah
Shahin Zareie
author_sort Abolghassem Zabihollah
title Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
title_short Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
title_full Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
title_fullStr Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
title_full_unstemmed Optimal Design of Adaptive Laminated Beam Using Layerwise Finite Element
title_sort optimal design of adaptive laminated beam using layerwise finite element
publisher Hindawi Limited
series Journal of Sensors
issn 1687-725X
1687-7268
publishDate 2011-01-01
description First, an efficient and accurate finite element model for smart composite beams is presented. The developed model is based on layerwise theory and includes the electromechanical coupling effects. Then, an efficient design optimization algorithm is developed which combines the layerwise finite element analysis model for the smart laminated beam, sensitivity analysis based on analytical gradients and sequential quadratic programming (SQP). Optimal size/location of sensors/actuators is determined for dynamic displacement measurement purposes and for vibration control applications. For static and eigenvalue problems, the objective is to minimize the mass of the beam under various constraints including interlaminar stresses, displacements, and frequencies. For transient vibration problems, the objective is the minimization of the actuation control effort to suppress the vibration in a controlled manner. Illustrative examples are provided to validate the formulation and to demonstrate the capabilities of the present methodology.
url http://dx.doi.org/10.1155/2011/240341
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AT shahinzareie optimaldesignofadaptivelaminatedbeamusinglayerwisefiniteelement
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