Journal Article10.1016/j.engstruct.2022.115395
Efficient buckling analysis and optimization method for rotationally periodic stiffened shells accelerated by Bloch wave method
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TL;DR: In this article , an efficient buckling analysis and optimization method is proposed for rotationally periodic stiffened shells accelerated by Bloch wave method, which can reduce the total optimization time significantly and improve the buckling load by 94.5%.
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About: This article is published in Engineering Structures. The article was published on 01 Feb 2023. The article focuses on the topics: Buckling & Finite element method.
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Analysis and Optimum Design of Composite Grid Structures
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TL;DR: In this article, an integrated equivalent stiffness model is developed to describe a grid structure with or without laminate skins, where in-plane bending and shear of ribs are included without introducing any extra degree of freedom so that Mindlin's plate theory can still be adopted.
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Analytical formulation of three-dimensional dynamic homogenization for periodic elastic systems
TL;DR: In this article, a three-dimensional periodic elastic system is considered and the effective material parameters are obtained for arbitrary frequency and wavenumber combinations, including but not restricted to Bloch wave branches for wave propagation in the periodic medium.
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