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Author:

Yong, J. (Yong, J..) | Dong, Y. (Dong, Y..) | Bao, Y. (Bao, Y..) | Li, W. (Li, W..) | Ren, S. (Ren, S..) | Sun, W. (Sun, W..) | Wan, Z. (Wan, Z..) | Liu, M. (Liu, M..) | Fang, D. (Fang, D..)

Indexed by:

EI Scopus SCIE

Abstract:

This study presents a novel star-shaped honeycomb meta-material (N-SSHM) that realizes improved static mechanical and vibration properties by introducing rings to the four sides of a traditional star-shaped honeycomb meta-material (T-SSHM). Optimization of the static and vibration suppression properties is achieved using the assembly concept. The static properties of the proposed meta-materials are initially investigated using the finite element method (FEM) and static compression tests. The results demonstrate that the N-SSHM exhibits a superior load-bearing capacity compared to the T-SSHM. Subsequently, the vibration properties of the meta-material are studied using simulations and experiments. The wave propagation characteristics of the meta-materials are explored by introducing the phase velocity and group velocity. The study also examines the effects of design parameters (ring size, metal pin size, and pin material) on the bandgap characteristics, and the vibration suppression properties of the meta-material are further enhanced by introducing particle damping. The simulation and experimental results confirm that the proposed N-SSHM has a lower starting frequency and wider bandwidth for the bandgap than the T-SSHM. In summary, the N-SSHM demonstrates significant improvements in both load-bearing and vibration suppression compared to the T-SSHM. This study provides support for the engineering applications of meta-materials. © 2024 The Author(s)

Keyword:

Star-shaped honeycomb meta-material Vibration isolation Ultra-wide band gap Statics properties

Author Community:

  • [ 1 ] [Yong J.]Department of Traffic Engineering, Beijing University of Technology, Beijing, 100124, China
  • [ 2 ] [Dong Y.]Department of Traffic Engineering, Beijing University of Technology, Beijing, 100124, China
  • [ 3 ] [Bao Y.]School of Transportation Science and Engineering, Beihang University, Beijing, 100191, China
  • [ 4 ] [Li W.]Department of Traffic Engineering, Beijing University of Technology, Beijing, 100124, China
  • [ 5 ] [Ren S.]AECC Beijing Institute of Aeronautical Materials, Beijing, 100095, China
  • [ 6 ] [Sun W.]Shenyang Aerospace Xinguang Group Co. Ltd. Shenyang, Liaoning, 110861, China
  • [ 7 ] [Wan Z.]Beijing Key Laboratory of Lightweight Multi-Functional Composite Materials and Structures, Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing, 100081, China
  • [ 8 ] [Liu M.]Advanced Research Institute of Multidisciplinary Sciences, Beijing Institute of Technology, Beijing, 100081, China
  • [ 9 ] [Fang D.]Beijing Key Laboratory of Lightweight Multi-Functional Composite Materials and Structures, Institute of Advanced Structure Technology, Beijing Institute of Technology, Beijing, 100081, China

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Source :

Materials and Design

ISSN: 0264-1275

Year: 2024

Volume: 241

8 . 4 0 0

JCR@2022

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count: 4

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 8

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