Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge
In this paper a new optimized active control algorithm based on combination of fuzzy neural network and a new highly efficient meta-heuristic population based optimization method extracted from Tug of War competition presents under different earthquake loads. The Efficiency of the proposed control m...
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Iranian Society of Structrual Engineering (ISSE)
2021
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oai:doaj.org-article:75c0bd0464974b669e1f46b79fae438a2021-11-08T15:54:08ZFuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge2476-39772538-261610.22065/jsce.2019.150715.1673https://doaj.org/article/75c0bd0464974b669e1f46b79fae438a2021-02-01T00:00:00Zhttps://www.jsce.ir/article_81770_28b735757d90e377d0b1c1acdbae1042.pdfhttps://doaj.org/toc/2476-3977https://doaj.org/toc/2538-2616In this paper a new optimized active control algorithm based on combination of fuzzy neural network and a new highly efficient meta-heuristic population based optimization method extracted from Tug of War competition presents under different earthquake loads. The Efficiency of the proposed control method has been evaluated on the recently proposed nonlinear highway bridge benchmark, consist of nonlinear isolation bearings and nonlinear structural elements which equipped with the hydraulic actuators. A 5-layer neural network is used to obtain the control force. The neural network is utilized to approximate nonlinear rules of control. It gets instructions to the actuators installed between the deck and abutments. Stability of control laws to choose the parameters of the neural network are derived based on Lyapunov theory. The Results are presented in terms of a well-defined set of performance indices which is comparable to previous methods. The results show that the proposed controller method in spite of a simple description of the nonlinearities and non-detailed structural information can effectively reduce the responses of the bridge especially maximum of base shear, maximum of midspan displacement and maximum of acceleration. Also sensible decrease in responses such as maximum of ductility, dissipated energy and plasticity connections show that the proposed method is very effective in reducing structural damages.Mostafa GhelichiAlireza Mirza Goltabar RoshanHamidreza TavakoliAbbas KaramodinIranian Society of Structrual Engineering (ISSE)articleactive controltug of waranfisneural networkbenchmark bridgelyapunov stabilityBridge engineeringTG1-470Building constructionTH1-9745FAJournal of Structural and Construction Engineering, Vol 7, Iss شماره ویژه 4, Pp 5-22 (2021) |
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active control tug of war anfis neural network benchmark bridge lyapunov stability Bridge engineering TG1-470 Building construction TH1-9745 |
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active control tug of war anfis neural network benchmark bridge lyapunov stability Bridge engineering TG1-470 Building construction TH1-9745 Mostafa Ghelichi Alireza Mirza Goltabar Roshan Hamidreza Tavakoli Abbas Karamodin Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
description |
In this paper a new optimized active control algorithm based on combination of fuzzy neural network and a new highly efficient meta-heuristic population based optimization method extracted from Tug of War competition presents under different earthquake loads. The Efficiency of the proposed control method has been evaluated on the recently proposed nonlinear highway bridge benchmark, consist of nonlinear isolation bearings and nonlinear structural elements which equipped with the hydraulic actuators. A 5-layer neural network is used to obtain the control force. The neural network is utilized to approximate nonlinear rules of control. It gets instructions to the actuators installed between the deck and abutments. Stability of control laws to choose the parameters of the neural network are derived based on Lyapunov theory. The Results are presented in terms of a well-defined set of performance indices which is comparable to previous methods. The results show that the proposed controller method in spite of a simple description of the nonlinearities and non-detailed structural information can effectively reduce the responses of the bridge especially maximum of base shear, maximum of midspan displacement and maximum of acceleration. Also sensible decrease in responses such as maximum of ductility, dissipated energy and plasticity connections show that the proposed method is very effective in reducing structural damages. |
format |
article |
author |
Mostafa Ghelichi Alireza Mirza Goltabar Roshan Hamidreza Tavakoli Abbas Karamodin |
author_facet |
Mostafa Ghelichi Alireza Mirza Goltabar Roshan Hamidreza Tavakoli Abbas Karamodin |
author_sort |
Mostafa Ghelichi |
title |
Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
title_short |
Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
title_full |
Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
title_fullStr |
Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
title_full_unstemmed |
Fuzzy-Tug of war structural active control for a seismically excited benchmark highway bridge |
title_sort |
fuzzy-tug of war structural active control for a seismically excited benchmark highway bridge |
publisher |
Iranian Society of Structrual Engineering (ISSE) |
publishDate |
2021 |
url |
https://doaj.org/article/75c0bd0464974b669e1f46b79fae438a |
work_keys_str_mv |
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1718441575986495488 |