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Two models are presented and compared: Symmetrical Laminate composite and discrete thick laminate composite.
Numerical studies indicate that the terms involving B 6 in Eq. (21) have unimportant effects on distribution of interlaminar stresses in various laminates, even for thick laminate.
They confirm the accuracy of both models and the general nature of the presented discrete thick laminate composite model.
The presented method is validated by the calculations for structural SDCs of unidirectional laminate, symmetrical laminate and thick laminate.
However, static and fatigue design of thick laminate components is based on thin coupons tests (around 4 mm thick) and safety coefficients determined by the guidelines and standards.
We verify our approach with several examples for moderately thick laminate plate and shell models and compare our results to existing 3D solutions.
Similar(48)
In addition, the optimal crack position also varies with the thickness: a free-edge crack onset is predicted for thick laminates, whereas for thin ones, the inside and free-edge crack positions are essentially equivalent.
For two-layered thick laminates, first order model with shear correction factor calculated based on lamination scheme predicts significantly better results compared to that with shear correction factor of 5/6.
But then he came across bullet holes riddling the thick laminated-glass doors at the Jackson Houses.
This enabled especially the manufacturing of thick laminates free of pores or other defects.
Additional issues considered briefly are thick laminates, strength issues and applications in design.
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