Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates
The influence of ply orientation on the resistance to mode I delamination of multidirectional composite laminates can be assessed by Double Cantilever Beam (DCB) tests. However, one difficulty is to uncouple the global and local effects due to the stacking sequence, which is necessary for a conclusi...
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Elsevier BV
2017
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iium-538802018-04-25T04:44:57Z http://irep.iium.edu.my/53880/ Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates Mohamed Rehan, Muhammad Saifuddin Rousseau, Jerome Fontaine, Stephanie Gong, Xiaojing TA401 Materials of engineering and construction The influence of ply orientation on the resistance to mode I delamination of multidirectional composite laminates can be assessed by Double Cantilever Beam (DCB) tests. However, one difficulty is to uncouple the global and local effects due to the stacking sequence, which is necessary for a conclusive analysis. In the present work six multidirectional DCB specimens were designed so as to obtain an uncoupled fully isotropic elastic behavior, with the same properties for the entire laminate and the two sub laminates separated by the pre-crack at mid-plane. These specimens have different ply orientations, but their elastic properties are exactly the same. Hence differences in mode I delamination behavior are only due to local fiber orientation effects. Experimental results show that the measured toughness at the crack initiation decreases with both adjacent and sub-adjacent ply angles. During the crack propagation, the plateau value of the R-curve increases with the ply angle of adjacent plies. Elsevier BV 2017-02-01 Article PeerReviewed application/pdf en http://irep.iium.edu.my/53880/9/53880_Experimental%20study%20of%20the%20influence.pdf application/pdf en http://irep.iium.edu.my/53880/7/53880_Experimental%20study%20of%20the%20influence%20of%20ply%20orientation%20on%20DCB%20mode-I%20delamination%20behavior%20_SCOPUS.pdf application/pdf en http://irep.iium.edu.my/53880/8/53880_Experimental%20study%20of%20the%20influence_WOS.pdf Mohamed Rehan, Muhammad Saifuddin and Rousseau, Jerome and Fontaine, Stephanie and Gong, Xiaojing (2017) Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates. Composite Structures, 161 (1). pp. 1-7. ISSN 0263-8223 http://www.sciencedirect.com/science/article/pii/S0263822316307061 10.1016/j.compstruct.2016.11.036 |
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TA401 Materials of engineering and construction |
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TA401 Materials of engineering and construction Mohamed Rehan, Muhammad Saifuddin Rousseau, Jerome Fontaine, Stephanie Gong, Xiaojing Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
description |
The influence of ply orientation on the resistance to mode I delamination of multidirectional composite laminates can be assessed by Double Cantilever Beam (DCB) tests. However, one difficulty is to uncouple the global and local effects due to the stacking sequence, which is necessary for a conclusive analysis. In the present work six multidirectional DCB specimens were designed so as to obtain an uncoupled fully isotropic elastic behavior, with the same properties for the entire laminate and the two sub laminates separated by the pre-crack at mid-plane. These specimens have different ply orientations, but their elastic properties are exactly the same. Hence differences in mode I delamination behavior are only due to local fiber orientation effects. Experimental results show that the measured toughness at the crack initiation decreases with both adjacent and sub-adjacent ply angles. During the crack propagation, the plateau value of the R-curve increases with the ply angle of adjacent plies. |
format |
Article |
author |
Mohamed Rehan, Muhammad Saifuddin Rousseau, Jerome Fontaine, Stephanie Gong, Xiaojing |
author_facet |
Mohamed Rehan, Muhammad Saifuddin Rousseau, Jerome Fontaine, Stephanie Gong, Xiaojing |
author_sort |
Mohamed Rehan, Muhammad Saifuddin |
title |
Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
title_short |
Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
title_full |
Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
title_fullStr |
Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
title_full_unstemmed |
Experimental study of the influence of ply orientation on DCB mode-I delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
title_sort |
experimental study of the influence of ply orientation on dcb mode-i delamination behavior by using multidirectional fully isotropic carbon/epoxy laminates |
publisher |
Elsevier BV |
publishDate |
2017 |
url |
http://irep.iium.edu.my/53880/ http://irep.iium.edu.my/53880/ http://irep.iium.edu.my/53880/ http://irep.iium.edu.my/53880/9/53880_Experimental%20study%20of%20the%20influence.pdf http://irep.iium.edu.my/53880/7/53880_Experimental%20study%20of%20the%20influence%20of%20ply%20orientation%20on%20DCB%20mode-I%20delamination%20behavior%20_SCOPUS.pdf http://irep.iium.edu.my/53880/8/53880_Experimental%20study%20of%20the%20influence_WOS.pdf |
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2023-09-18T21:16:13Z |
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2023-09-18T21:16:13Z |
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1777411579556397056 |