Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks

Optimization of square-on-square double layer grids is beneficial for design purpose. For this purpose, use of a gradient based optimization algorithm incorporating stochastic feature called static perturbation stochastic approximation (SPSA) has not investigated. A computational procedure for cons...

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Main Author:	Moghadas, Reza Kamyab
Format:	Thesis
Language:	English
Published:	2012
Subjects:	TA1-2040 Engineering (General) Civil engineering (General)
Online Access:	http://eprints.usm.my/42441/1/REZA_KAMYAB_MOGHADAS.pdf
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id	my-usm-ep.42441
record_format	uketd_dc
spelling	my-usm-ep.424412019-04-12T05:26:23Z Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks 2012-02 Moghadas, Reza Kamyab TA1-2040 Engineering (General). Civil engineering (General) Optimization of square-on-square double layer grids is beneficial for design purpose. For this purpose, use of a gradient based optimization algorithm incorporating stochastic feature called static perturbation stochastic approximation (SPSA) has not investigated. A computational procedure for constrained optimization of square-onsquare double layer grids combining FEM, SPSA algorithm and neural network has been formulated. Using the formulated procedures, a total of 208 set of optimization have been carried out on square-on-square double layer grids with different combinations of span L(25m~75m) and height h (0.035L~0.095L). Of the 208 sets of data, 173 and 35 have been used in the training and testing of radial basis function(RBF) and generalized regression(GR) neural networks for prediction of optimal design and the corresponding maximum deflection of square-on-square double layer grids with different spans and heights. 2012-02 Thesis http://eprints.usm.my/42441/ http://eprints.usm.my/42441/1/REZA_KAMYAB_MOGHADAS.pdf application/pdf en public phd doctoral Universiti Sains Malaysia Pusat Pengajian Kejuteraan Awam
institution	Universiti Sains Malaysia
collection	USM Institutional Repository
language	English
topic	TA1-2040 Engineering (General) Civil engineering (General)
spellingShingle	TA1-2040 Engineering (General) Civil engineering (General) Moghadas, Reza Kamyab Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
description	Optimization of square-on-square double layer grids is beneficial for design purpose. For this purpose, use of a gradient based optimization algorithm incorporating stochastic feature called static perturbation stochastic approximation (SPSA) has not investigated. A computational procedure for constrained optimization of square-onsquare double layer grids combining FEM, SPSA algorithm and neural network has been formulated. Using the formulated procedures, a total of 208 set of optimization have been carried out on square-on-square double layer grids with different combinations of span L(25m~75m) and height h (0.035L~0.095L). Of the 208 sets of data, 173 and 35 have been used in the training and testing of radial basis function(RBF) and generalized regression(GR) neural networks for prediction of optimal design and the corresponding maximum deflection of square-on-square double layer grids with different spans and heights.
format	Thesis
qualification_name	Doctor of Philosophy (PhD.)
qualification_level	Doctorate
author	Moghadas, Reza Kamyab
author_facet	Moghadas, Reza Kamyab
author_sort	Moghadas, Reza Kamyab
title	Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
title_short	Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
title_full	Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
title_fullStr	Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
title_full_unstemmed	Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks
title_sort	optimization of double layer grid structures using fem, spsa and neural networks
granting_institution	Universiti Sains Malaysia
granting_department	Pusat Pengajian Kejuteraan Awam
publishDate	2012
url	http://eprints.usm.my/42441/1/REZA_KAMYAB_MOGHADAS.pdf
_version_	1747821067542462464

Optimization Of Double Layer Grid Structures Using FEM, SPSA And Neural Networks

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