Analysis of the mechanical behaviour of adhesively bonded assemblies of composites under tensile-shear out-of-plane loads

被引:7
作者
Sohier, L. [1 ]
Cognard, J. Y. [2 ]
Davies, P. [3 ]
机构
[1] Univ Brest, ENSTA Bretagne, Lab Brestois Mecan & Syst, ENIB,UEB, F-29285 Brest, France
[2] Univ Brest, ENSTA Bretagne, Lab Brestois Mecan & Syst, ENIB,UEB, F-29285 Brest, France
[3] IFREMER, Ctr Brest, Mat & Struct Grp, F-29280 Plouzane, France
关键词
Laminates; Adhesion; Stress concentrations; Mechanical testing; JOINTS; STRENGTH; STRESSES; FAILURE; REPAIR;
D O I
10.1016/j.compositesa.2013.05.008
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The use of composite materials is a key element in energy reduction strategies, particularly in all areas of transportation. The study of the behaviour of assemblies of composites, including bonded assemblies, is of great importance. Complex 3D loadings are needed to analyse the response of both the assemblies and the composites. However, few experimental devices allow out-of-plane loading to be studied, except by using thick composite specimens which are not always representative of industrial applications. This paper presents some possibilities of an experimental device, using a modified Arcan test, and optimized hybrid bonded assemblies, which limit the influence of edge effects. The influence of some design parameters are presented in the case of naval composites, they underline the possibilities of the proposed strategy. The failure envelope curves in the normal stress tangential stress plane for proportional monotonic out-of-plane loadings are presented in the case of a bonded assembly for different composites. (C) 2013 Published by Elsevier Ltd.
引用
收藏
页码:65 / 74
页数:10
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