A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint

A numerical approach has been developed for the analysis of composite joints of steel tubes embedded in reinforced concrete. This kind of joint is typically found at the foundation of composite columns and in open pile supported wharves. The performance of such joints is thought to have a considerab...

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Published in:Alexandria Engineering Journal
Main Author: Hazem M.F. Elbakry
Format: Article
Language:English
Published: Elsevier 2014-09-01
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1110016814000672
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author Hazem M.F. Elbakry
author_facet Hazem M.F. Elbakry
author_sort Hazem M.F. Elbakry
collection DOAJ
container_title Alexandria Engineering Journal
description A numerical approach has been developed for the analysis of composite joints of steel tubes embedded in reinforced concrete. This kind of joint is typically found at the foundation of composite columns and in open pile supported wharves. The performance of such joints is thought to have a considerable effect on the overall behaviour and ductility of the structures containing them as indicated by previous experimental and analytical work. The developed approach was based on a two-stage two dimensional analysis to account for the three dimensional nature of the joint behaviour. The validity of the new approach was proven by applying it to previously experimentally tested composite joints. Good agreement was observed between the joint behaviour as produced by the numerical analysis using the new approach and the experimental measurements. Considerable saving in computer run time was also achieved compared to the case of using three dimensional analysis.
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spelling doaj-art-a8ef8908201f403c9dfc1bccefba2de22025-09-02T20:04:50ZengElsevierAlexandria Engineering Journal1110-01682014-09-0153358358910.1016/j.aej.2014.06.011A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite jointHazem M.F. ElbakryA numerical approach has been developed for the analysis of composite joints of steel tubes embedded in reinforced concrete. This kind of joint is typically found at the foundation of composite columns and in open pile supported wharves. The performance of such joints is thought to have a considerable effect on the overall behaviour and ductility of the structures containing them as indicated by previous experimental and analytical work. The developed approach was based on a two-stage two dimensional analysis to account for the three dimensional nature of the joint behaviour. The validity of the new approach was proven by applying it to previously experimentally tested composite joints. Good agreement was observed between the joint behaviour as produced by the numerical analysis using the new approach and the experimental measurements. Considerable saving in computer run time was also achieved compared to the case of using three dimensional analysis.http://www.sciencedirect.com/science/article/pii/S1110016814000672Composite jointsSteel pilesSteel tubesNonlinear analysisJoint stiffnessJoint rigidity
spellingShingle Hazem M.F. Elbakry
A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
Composite joints
Steel piles
Steel tubes
Nonlinear analysis
Joint stiffness
Joint rigidity
title A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
title_full A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
title_fullStr A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
title_full_unstemmed A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
title_short A numerical approach for evaluating the stiffness of steel tube–R.C. beam composite joint
title_sort numerical approach for evaluating the stiffness of steel tube r c beam composite joint
topic Composite joints
Steel piles
Steel tubes
Nonlinear analysis
Joint stiffness
Joint rigidity
url http://www.sciencedirect.com/science/article/pii/S1110016814000672
work_keys_str_mv AT hazemmfelbakry anumericalapproachforevaluatingthestiffnessofsteeltubercbeamcompositejoint
AT hazemmfelbakry numericalapproachforevaluatingthestiffnessofsteeltubercbeamcompositejoint