High strain rate response of adhesively bonded fiber-reinforced composite joints: A computational study to guide experimental design

Suraj Ravindran, Subramani Sockalingam, Addis Kidane, Michael Sutton, Brian Justusson, Jenna Pang

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3 Scopus citations

Abstract

Adhesively bonded carbon fiber-reinforced epoxy composite laminates are widely used in aerospace applications. During a high energy impact event, these laminates are often subjected to high strain rate loading. However, the influence of high strain rate loading on the response of these composite joints is not well understood. Computational finite element (FE) modeling and simulations are conducted to guide the design of high strain rate experiments. Two different experimental designs based on split Hopkinson bar were numerically modeled to simulate Mode I and Mode II types loading in the composite. In addition, the computational approach adopted in this study helps in understanding the high strain rate response of adhesively bonded composite joints subjected to nominally Mode I and Mode II loading. The modeling approach consists of a ply-level 3D FE model, a progressive damage constitutive model for the composite material behavior and a cohesive tie-break contact element for interlaminar delamination.

Original languageEnglish (US)
Title of host publicationDynamic Behavior of Materials, Volume 1 - Proceedings of the 2018 Annual Conference on Experimental and Applied Mechanics
EditorsJamie Kimberley, Leslie Elise Lamberson, Steven Mates
PublisherSpringer Science and Business Media, LLC
Pages157-162
Number of pages6
ISBN (Print)9783319950884
DOIs
StatePublished - 2019
Externally publishedYes
EventSEM Annual Conference and Exposition on Experimental and Applied Mechanics, 2018 - Greenville, United States
Duration: Jun 4 2018Jun 7 2018

Publication series

NameConference Proceedings of the Society for Experimental Mechanics Series
ISSN (Print)2191-5644
ISSN (Electronic)2191-5652

Conference

ConferenceSEM Annual Conference and Exposition on Experimental and Applied Mechanics, 2018
Country/TerritoryUnited States
CityGreenville
Period6/4/186/7/18

Bibliographical note

Publisher Copyright:
© The Society for Experimental Mechanics, Inc. 2019.

Keywords

  • Adhesive joint
  • Composite
  • Fracture
  • Mode I
  • Mode II

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