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Finite element analysis of cohesive element for glass epoxy composite fuselage model

In this research, a numerical simulation on a newly introduced fabrication miniature composite fuselage structure - a glass epoxy composite laminated with adhesively bonded butt joint under axial compression loading is presented. A FEA via ABAQUS/Explicit is utilized to capture the complete compress...

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Main Author: Ng, Wei Sim
Format: Thesis
Language:English
Published: 2011
Online Access:http://psasir.upm.edu.my/id/eprint/41770/1/FK%202011%202R.pdf
http://psasir.upm.edu.my/id/eprint/41770/
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spelling my.upm.eprints.417702016-02-15T09:21:06Z http://psasir.upm.edu.my/id/eprint/41770/ Finite element analysis of cohesive element for glass epoxy composite fuselage model Ng, Wei Sim In this research, a numerical simulation on a newly introduced fabrication miniature composite fuselage structure - a glass epoxy composite laminated with adhesively bonded butt joint under axial compression loading is presented. A FEA via ABAQUS/Explicit is utilized to capture the complete compressive response to predict the crushing behaviour and mechanical strength from initial compression loading up to the final failure is demonstrated. A woven C-glass fiber/epoxy 200 g/m2 composite laminated with the orthotropic elastic material properties is modeled as continuum composite lay-up in the proposed numerical model. The adhesively bonded joint progression is modeled using cohesive elements technology that allows the correct accounting for the energy involved in the crushing process and investigates the capability of the bonded joint to withstand the axial crushing impact from debonding failure. An experiment of Double Cantilever Beam (DCB) according to the ASTM Standard D5528 is performed to determine the adhesive Mode I critical toughness. The crushing load and collapse modes under axial compression loading from FEA results indicate good correlation with the experimental test. The discrepancy of the peak load is found to be at 1%. 2011-01 Thesis NonPeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/41770/1/FK%202011%202R.pdf Ng, Wei Sim (2011) Finite element analysis of cohesive element for glass epoxy composite fuselage model. Masters thesis, Universiti Putra Malaysia.
institution Universiti Putra Malaysia
building UPM Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Putra Malaysia
content_source UPM Institutional Repository
url_provider http://psasir.upm.edu.my/
language English
description In this research, a numerical simulation on a newly introduced fabrication miniature composite fuselage structure - a glass epoxy composite laminated with adhesively bonded butt joint under axial compression loading is presented. A FEA via ABAQUS/Explicit is utilized to capture the complete compressive response to predict the crushing behaviour and mechanical strength from initial compression loading up to the final failure is demonstrated. A woven C-glass fiber/epoxy 200 g/m2 composite laminated with the orthotropic elastic material properties is modeled as continuum composite lay-up in the proposed numerical model. The adhesively bonded joint progression is modeled using cohesive elements technology that allows the correct accounting for the energy involved in the crushing process and investigates the capability of the bonded joint to withstand the axial crushing impact from debonding failure. An experiment of Double Cantilever Beam (DCB) according to the ASTM Standard D5528 is performed to determine the adhesive Mode I critical toughness. The crushing load and collapse modes under axial compression loading from FEA results indicate good correlation with the experimental test. The discrepancy of the peak load is found to be at 1%.
format Thesis
author Ng, Wei Sim
spellingShingle Ng, Wei Sim
Finite element analysis of cohesive element for glass epoxy composite fuselage model
author_facet Ng, Wei Sim
author_sort Ng, Wei Sim
title Finite element analysis of cohesive element for glass epoxy composite fuselage model
title_short Finite element analysis of cohesive element for glass epoxy composite fuselage model
title_full Finite element analysis of cohesive element for glass epoxy composite fuselage model
title_fullStr Finite element analysis of cohesive element for glass epoxy composite fuselage model
title_full_unstemmed Finite element analysis of cohesive element for glass epoxy composite fuselage model
title_sort finite element analysis of cohesive element for glass epoxy composite fuselage model
publishDate 2011
url http://psasir.upm.edu.my/id/eprint/41770/1/FK%202011%202R.pdf
http://psasir.upm.edu.my/id/eprint/41770/
_version_ 1643833094380191744
score 13.211869

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