Results 251 to 260 of about 15,956,422 (288)

A novel nature inspired 3D open lattice structure for specific energy absorption

Proceedings of the Institution of mechanical engineers. Part E, journal of process mechanical engineering, 2022
Energy absorption is a key performance criterion for several engineering structures. Lightweight lattice structures are better suited for this purpose.
Dara Ashok, M. R. Raju Bahubalendruni, A. J. Mertens, G. Balamurali   +3 more
semanticscholar   +1 more source

Design, mechanical properties and energy absorption capability of graded-thickness triply periodic minimal surface structures fabricated by selective laser melting

, 2021
Graded triple periodic minimal surface (TPMS) structures fabricated by selective laser melting (SLM) are superior candidates for lightweight and energy-absorbing applications.
Xiaojie Fan, Qian Tang, Qi-Xiang Feng, Shuai Ma, Jun Song, Mengxia Jin, Fuyu Guo, Peng Jin   +7 more
semanticscholar   +1 more source

In-plane dynamics crushing of a combined auxetic honeycomb with negative Poisson's ratio and enhanced energy absorption

, 2021
In order to improve the energy absorption capacity of the honeycomb, a combined auxetic honeycomb is designed in this paper. By using the double-inclined walls replacing the horizontal walls of the star-shaped honeycomb (SSH), and introducing a thin ...
Huan Lu, Xiao-Peng Wang, Tianning Chen
semanticscholar   +1 more source

Mechanical properties and energy absorption capabilities of aluminium foam sandwich structure subjected to low-velocity impact

Construction and Building Materials, 2021
Aluminium foam sandwich structures have notable advantages in energy absorption for impact protection. In this study, experiment and numerical analysis were conducted to explore the dynamic behaviours, mechanisms of deformation and damage, and energy ...
Ying Zhao, Zhaowen Yang, Tian-Lai Yu, D. Xin   +3 more
semanticscholar   +1 more source

Controlled snapping sequence and energy absorption in multistable mechanical metamaterial cylinders

, 2021
Mechancial metamaterials comprising bistable unit cells utilize a sinusoidal beam to enable significant deformation between stable states, which is associated with energy absorption. A stack of similar bistable unit cells, i.e., multistable metamaterials,
T. R. Giri, Russell W. Mailen
semanticscholar   +1 more source

Design and additive manufacturing of a modified face-centered cubic lattice with enhanced energy absorption capability

, 2021
In this paper, a novel lattice structure for energy absorption application is proposed that is modified from the traditional face-centered cubic (FCC) lattice by introducing a cross-rod at the center of the cell.
Peng Wang, Fan Yang, Pu-Hao Li, Bai-Lin Zheng, Hua-Lin Fan   +4 more
semanticscholar   +1 more source

Computational Modeling and Energy Absorption Behavior of Thin-Walled Tubes with the Kresling Origami Pattern

Journal of the International Association for Shell and Spatial Structures, 2021
Origami structures have been widely used in various engineering fields due to their desirable properties such as geometric transformability and high specific energy absorption.
Jiaqiang Li, Yao Chen, Xiaodong Feng, Jian Feng, Pooya Sareh   +4 more
semanticscholar   +1 more source

Stiffness and energy absorption of additive manufactured hybrid lattice structures

Virtual and Physical Prototyping, 2021
Lattice structures have been widely used for lightweight structures and energy absorption applications, yet there remain persistent challenges to develop high-performance lattice structures.
Junhui Zhang, Hsin-Pu Huang, Gan Liu, Huai-Zhi Zong, Chao Zhang   +4 more
semanticscholar   +1 more source

Delocalized Deformation Enhanced Reusable Energy Absorption Metamaterials Based on Bistable Tensegrity

Advanced Functional Materials
Mechanical metamaterials are rationally designed structures possessing exceptional properties that can be manufactured by 3D printing techniques. Mechanical metamaterials provide an unprecedented platform for energy absorption, mitigating damage caused ...
Hao Yang, Jie Zhang, Ji Wang, Jin-Bo Hu, Zhigang Wu, Fei Pan, Jia-Ning Wu   +6 more
semanticscholar   +1 more source

Improving the energy absorption capacity of square CFRP tubes with cutout by introducing chamfer

International Journal of Mechanical Sciences, 2021
Carbon fiber reinforced polymer (CFRP) tubes have been widely used as energy absorption devices. Because it is inclined to deform in progressive crushing mode (PCM) with low initial peak force Fp and high specific energy absorption SEA (the energy ...
Zhi-Bo Song, Shizhao Ming, Tong Li, Kai-Fan Du, Caihua Zhou, Bo Wang   +5 more
semanticscholar   +1 more source