Abstract
A simple analytical formulation is used to predict the interlaminar stresses in a symmetric laminate under extension, bending, torsion and their combined effect. The method is based on a shear deformation theory and a sublaminate approach. The solution is obtained in closed form and the controlling parameters are isolated. Extensive comparisons with a finite element solution are made to verify the model for the case of laminates subjected to torison loading. An assessment of the induced curvature predicted from classical lamination theory and the present approach is provided. The influence of the induced curvature on the interlaminar stress prediction is investigated for torsion loading. The interlaminar stresses in laminates subjected to combined bending and torsion are obtained by superposition.
Published Version
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