Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics

This study analyzed the connection using finite element (FE) simulations and nonlinear analysis to determine its moment resistance and mode of failure. In this work, FEA (finite element analysis) is employed to analyze the triangular web profiled (TRIWP) steel section as a beam element and extended...

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Main Authors: Fatimah De'nan, Nor Salwani Hashim, Nurul Ain Abd Wahab
Format: Article
Language:English
Published: Electronic Journals for Science and Engineering - International 2025-05-01
Series:Electronic Journal of Structural Engineering
Subjects:
Online Access:http://10.0.0.97/EJSE/article/view/665
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author Fatimah De'nan
Nor Salwani Hashim
Nurul Ain Abd Wahab
author_facet Fatimah De'nan
Nor Salwani Hashim
Nurul Ain Abd Wahab
author_sort Fatimah De'nan
collection DOAJ
description This study analyzed the connection using finite element (FE) simulations and nonlinear analysis to determine its moment resistance and mode of failure. In this work, FEA (finite element analysis) is employed to analyze the triangular web profiled (TRIWP) steel section as a beam element and extended end plate connection. The connection model has been developed with different thicknesses of extended end plate, beam flange, and beam web, and these parameters were analyzed to determine the relationship between all three cases with the failure connections and moment-rotation curve. Furthermore, the results obtained from the analysis of using extended end plate connections have been compared with previous studies where flush end plate connections are used to compare the behavior of the two end plates' connections. Twelve LUSAS analysis models were used, varying parameters such as the thickness of the flange beam, web beam, and end plate. Results indicated that an increased end plate thickness led to a higher moment resistance. A comparison of the moment resistance between the extended end plate and flush end plate connections, from a previous study, showed a difference of 48%. This finding is attributed to the extended end plate's ability to sustain a higher moment compared to the flush end plate. Therefore, the extended end plate connection is stronger than the flush end plate connection. Failure modes showed that buckling occurred at the top flange, which was similar for both types of connections. The use of a triangular shape is used to create contrast as this is prominent from the other shapes used commonly in web design.
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issn 1443-9255
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publishDate 2025-05-01
publisher Electronic Journals for Science and Engineering - International
record_format Article
series Electronic Journal of Structural Engineering
spelling doaj-art-7f7d634e80734f7bb71a7bfb02ab0bab2025-08-20T02:55:30ZengElectronic Journals for Science and Engineering - InternationalElectronic Journal of Structural Engineering1443-92552025-05-01252Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt DynamicsFatimah De'nan0Nor Salwani Hashim1Nurul Ain Abd Wahab2Universiti Sains MalaysiaUniversiti Sains MalaysiaUniversiti Sains Malaysia This study analyzed the connection using finite element (FE) simulations and nonlinear analysis to determine its moment resistance and mode of failure. In this work, FEA (finite element analysis) is employed to analyze the triangular web profiled (TRIWP) steel section as a beam element and extended end plate connection. The connection model has been developed with different thicknesses of extended end plate, beam flange, and beam web, and these parameters were analyzed to determine the relationship between all three cases with the failure connections and moment-rotation curve. Furthermore, the results obtained from the analysis of using extended end plate connections have been compared with previous studies where flush end plate connections are used to compare the behavior of the two end plates' connections. Twelve LUSAS analysis models were used, varying parameters such as the thickness of the flange beam, web beam, and end plate. Results indicated that an increased end plate thickness led to a higher moment resistance. A comparison of the moment resistance between the extended end plate and flush end plate connections, from a previous study, showed a difference of 48%. This finding is attributed to the extended end plate's ability to sustain a higher moment compared to the flush end plate. Therefore, the extended end plate connection is stronger than the flush end plate connection. Failure modes showed that buckling occurred at the top flange, which was similar for both types of connections. The use of a triangular shape is used to create contrast as this is prominent from the other shapes used commonly in web design. http://10.0.0.97/EJSE/article/view/665connectionfinite element analysisbucklingend plate
spellingShingle Fatimah De'nan
Nor Salwani Hashim
Nurul Ain Abd Wahab
Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
Electronic Journal of Structural Engineering
connection
finite element analysis
buckling
end plate
title Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
title_full Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
title_fullStr Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
title_full_unstemmed Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
title_short Optimizing Structural Connections: Finite Element Analysis of Extended End Plates and Bolt Dynamics
title_sort optimizing structural connections finite element analysis of extended end plates and bolt dynamics
topic connection
finite element analysis
buckling
end plate
url http://10.0.0.97/EJSE/article/view/665
work_keys_str_mv AT fatimahdenan optimizingstructuralconnectionsfiniteelementanalysisofextendedendplatesandboltdynamics
AT norsalwanihashim optimizingstructuralconnectionsfiniteelementanalysisofextendedendplatesandboltdynamics
AT nurulainabdwahab optimizingstructuralconnectionsfiniteelementanalysisofextendedendplatesandboltdynamics