A Study of the Behavior of Shell Footings using Finite Element Analysis

In this research, the conical shell foundation is investigated. The two components of the interacting system; the soil and the shell foundation, are modelled using the finite element method. In this study, 15-node isoparametric triangular axisymmetric elements with two degrees of freedom at each nod...

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Main Author: Adel A. Al-Azzawi
Format: Article
Language:English
Published: Unviversity of Technology- Iraq 2013-11-01
Series:Engineering and Technology Journal
Subjects:
Online Access:https://etj.uotechnology.edu.iq/article_83732_b146a888ccc44ee8430f328fec3c88d8.pdf
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author Adel A. Al-Azzawi
author_facet Adel A. Al-Azzawi
author_sort Adel A. Al-Azzawi
collection DOAJ
description In this research, the conical shell foundation is investigated. The two components of the interacting system; the soil and the shell foundation, are modelled using the finite element method. In this study, 15-node isoparametric triangular axisymmetric elements with two degrees of freedom at each node are used to model the shell and soil. The soil-structure interaction between the footing and the supporting medium are modelled using interface elements. Comparison between the results obtained by the present analysis and those obtained by other investigations are made. The present analysis shows satisfactory results when compared with those obtained by other studies with largest percentage difference of 14% in the value of the ultimate load. Parametric studies have been carried out to investigate the effect of some important parameters on the behaviour of shell foundations. Three parameters are considered which are: semi-vertical angle, footing embedment and edge beam.
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spelling doaj.art-9f30e6d212b54729b56ed57d3a46330d2024-02-04T17:36:58ZengUnviversity of Technology- IraqEngineering and Technology Journal1681-69002412-07582013-11-0131199010210.30684/etj.31.19A.783732A Study of the Behavior of Shell Footings using Finite Element AnalysisAdel A. Al-AzzawiIn this research, the conical shell foundation is investigated. The two components of the interacting system; the soil and the shell foundation, are modelled using the finite element method. In this study, 15-node isoparametric triangular axisymmetric elements with two degrees of freedom at each node are used to model the shell and soil. The soil-structure interaction between the footing and the supporting medium are modelled using interface elements. Comparison between the results obtained by the present analysis and those obtained by other investigations are made. The present analysis shows satisfactory results when compared with those obtained by other studies with largest percentage difference of 14% in the value of the ultimate load. Parametric studies have been carried out to investigate the effect of some important parameters on the behaviour of shell foundations. Three parameters are considered which are: semi-vertical angle, footing embedment and edge beam.https://etj.uotechnology.edu.iq/article_83732_b146a888ccc44ee8430f328fec3c88d8.pdfanalysisconicalfinite elementfoundationshellssoilinterface element
spellingShingle Adel A. Al-Azzawi
A Study of the Behavior of Shell Footings using Finite Element Analysis
Engineering and Technology Journal
analysis
conical
finite element
foundation
shells
soil
interface element
title A Study of the Behavior of Shell Footings using Finite Element Analysis
title_full A Study of the Behavior of Shell Footings using Finite Element Analysis
title_fullStr A Study of the Behavior of Shell Footings using Finite Element Analysis
title_full_unstemmed A Study of the Behavior of Shell Footings using Finite Element Analysis
title_short A Study of the Behavior of Shell Footings using Finite Element Analysis
title_sort study of the behavior of shell footings using finite element analysis
topic analysis
conical
finite element
foundation
shells
soil
interface element
url https://etj.uotechnology.edu.iq/article_83732_b146a888ccc44ee8430f328fec3c88d8.pdf
work_keys_str_mv AT adelaalazzawi astudyofthebehaviorofshellfootingsusingfiniteelementanalysis
AT adelaalazzawi studyofthebehaviorofshellfootingsusingfiniteelementanalysis