填充多胞元抗冲击防护结构动力学特性及防护性能研究进展

Research progress on dynamic characteristics and protective performance of multicellular filled impact resistant protective structure

  • 摘要: 随着结构防护设计理念的发展,众多新兴的填充多胞元抗冲击防护结构不断涌现。国内外的研究表明,填充多胞元抗冲击防护结构的综合特性相对传统结构有较大改善,其结构的整体优化方向也由传统的线性设计方法衍生出各类非线性及多材料复合设计方法。针对各类填充多胞元结构,从力学性能、破坏模式与防护特性等方面进行论述,归纳各类填充多胞元结构的基础力学理论计算方法和结构响应特性,并对填充多胞元抗冲击防护结构的发展予以展望。所做研究可为填充多胞元抗冲击防护结构的结构形式、优化设计与应用方向等提供参考。

     

    Abstract: With the development of structural protection design concepts, numerous multicellular filled impact resistant protection structures have gradually emerged. As many studies at home and abroad show, great progress has been made in the strength and vibration characteristics of multicellular filled impact resistant protective structures compared with traditional structures. Meanwhile, the overall optimization direction of such structures has also progressed from traditional linear studies to various nonlinear and multi-material design methods. In this paper, the exposition of various multicellular filled impact resistant protective structures is carried out in terms of mechanical properties, failure modes and protection characteristics. By generalizing the theoretical calculation methods and response characteristics of various multicellular filled impact resistant protective structures, this paper puts forward the development prospects of such structures for use as references in the study of structural forms, optimal design and application directions.

     

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