Identifying the distinct shear wrinkling behavior of woven composite preforms under bias extension and picture frame tests

Identifying the distinct shear wrinkling behavior of woven composite preforms under bias... Composite Structures 185 (2018) 764–773 Contents lists available at ScienceDirect Composite Structures journal homepage: www.elsevier.com/locate/compstruct Identifying the distinct shear wrinkling behavior of woven composite preforms under bias extension and picture frame tests ⁎ ⁎ a,b c a c, b, A. Hosseini , M.H. Kashani , F. Sassani , A.S. Milani , F.K. Ko Department of Mechanical Engineering, University of British Columbia, Vancouver, Canada Advanced Fibrous Materials Laboratory, University of British Columbia, Vancouver, Canada Composites Research Network-Okanagan Laboratory, School of Engineering, University of British Columbia, Kelowna, Canada ARTICLE I NFO ABSTRACT Keywords: An analytical-experimental study of the shear wrinkling behavior of plain woven composite preforms under bias Woven fabric composites extension test (BET) and picture frame test (PFT) is presented. The intentionally induced tension in the PFT has Wrinkling been regarded in a large portion of the literature as the source of delay in fabric wrinkling initiation as compared Multi-scale analysis to the BET. Through this study, however, it is demonstrated that shear within yarns – known as intra-yarn shear – Bias extension test could be another cause of the delayed wrinkling in the PFT, even when the tension level in yarns is kept at zero. Picture frame test To http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Composite Structures Elsevier

Identifying the distinct shear wrinkling behavior of woven composite preforms under bias extension and picture frame tests

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Publisher
Elsevier
Copyright
Copyright © 2017 Elsevier Ltd
ISSN
0263-8223
eISSN
1879-1085
D.O.I.
10.1016/j.compstruct.2017.11.033
Publisher site
See Article on Publisher Site

Abstract

Composite Structures 185 (2018) 764–773 Contents lists available at ScienceDirect Composite Structures journal homepage: www.elsevier.com/locate/compstruct Identifying the distinct shear wrinkling behavior of woven composite preforms under bias extension and picture frame tests ⁎ ⁎ a,b c a c, b, A. Hosseini , M.H. Kashani , F. Sassani , A.S. Milani , F.K. Ko Department of Mechanical Engineering, University of British Columbia, Vancouver, Canada Advanced Fibrous Materials Laboratory, University of British Columbia, Vancouver, Canada Composites Research Network-Okanagan Laboratory, School of Engineering, University of British Columbia, Kelowna, Canada ARTICLE I NFO ABSTRACT Keywords: An analytical-experimental study of the shear wrinkling behavior of plain woven composite preforms under bias Woven fabric composites extension test (BET) and picture frame test (PFT) is presented. The intentionally induced tension in the PFT has Wrinkling been regarded in a large portion of the literature as the source of delay in fabric wrinkling initiation as compared Multi-scale analysis to the BET. Through this study, however, it is demonstrated that shear within yarns – known as intra-yarn shear – Bias extension test could be another cause of the delayed wrinkling in the PFT, even when the tension level in yarns is kept at zero. Picture frame test To

Journal

Composite StructuresElsevier

Published: Feb 1, 2018

References

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