Results 141 to 150 of about 11,551 (230)
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Crashworthiness analysis of bio-inspired fractal tree-like multi-cell circular tubes under axial crushing

Thin-walled structures, 2021
This study proposes novel bio-inspired fractal multi-cell circular (BFMC) tubes for energy absorption. The inner structures of the proposed BFMC tubes were constructed based on the fractal tree-like forms found in many biological structures such as giant
N. Ha   +4 more
semanticscholar   +1 more source

Study on the crashworthiness of star-shaped multicellular tubes

Mechanics of Advanced Materials and Structures, 2023
Based on the conventional star-shaped tube, a star-shaped multicellular tube was proposed and designed; finite element modeling was carried out using Abaqus/Explicit software, and the accuracy of the finite element model was verified under axial impact ...
Fumo Yang, Xiaolin Deng
semanticscholar   +1 more source

Crashworthiness analysis and multi‐objective optimization of Al/CFRP hybrid tube with initial damage under transverse impact

Polymer Composites, 2023
Damage can cause uncontrollable changes during the service of a structure, leading to a reduction in mechanical properties and ultimately to structural failure. This paper presents an experimental and numerical study of the crashworthiness of thin‐walled
Weiwen Cai   +3 more
semanticscholar   +1 more source

On the crashworthiness performance of thin-walled energy absorbers: Recent advances and future developments

open access: yesThin-Walled Structures, 2017
Over the past several decades, a noticeable amount of research efforts has been directed to minimising injuries and death to people inside a structure that is subjected to an impact loading.
Ahmad Baroutaji, Abdul-Ghani Olabi
exaly   +2 more sources

Thin-walled corrugated structures: A review of crashworthiness designs and energy absorption characteristics

, 2020
It is widely known that the demand for lightweight structures with excellent energy absorption capacity is paramount in numerous engineering applications.
N. Ha, G. Lu
semanticscholar   +1 more source

Multi-objective lightweight design of automotive battery pack box for crashworthiness

International Journal of Crashworthiness, 2023
To study an efficient lightweight method of electric vehicle power packs, the paper proposes that a hybrid method is combined with the modified Genetic Algorithm (NSGA-II), the contribution analysis method and the TOPSIS method for improving the battery ...
Hui Wang   +4 more
semanticscholar   +1 more source

On the out-of-plane crashworthiness of incorporating hierarchy and gradient into hexagonal honeycomb

Mechanics of Advanced Materials and Structures, 2023
Hierarchical design and gradient design have proven to be effective in improving the crashworthiness of honeycombs. In this study, a novel graded hierarchical hexagonal honeycomb (GHHH) is proposed by introducing wall thickness variation into the vertex ...
Ruochao Zhao   +5 more
semanticscholar   +1 more source

Crashworthiness performance of thin-walled structures towards design configuration in vehicle crash boxes application: a review

International Journal of Crashworthiness
Lightweight structures with high energy absorption are crucial in engineering applications. Numerous studies have demonstrated that advanced thin-walled structures can collapse in a relatively controlled manner, exhibit a uniform force-displacement ...
Mohd Hazwan Mohd Hanid   +5 more
semanticscholar   +1 more source

Multi-objective crashworthiness optimization of square aluminum tubes with functionally graded BCC lattice structure filler

International Journal of Crashworthiness, 2023
The objective of this study is to find the optimum design configurations for the crashworthiness of functionally graded lattice structure filled aluminum tubes under multiple impact loading conditions.
C. Baykasoğlu   +2 more
semanticscholar   +1 more source

Crashworthiness analysis of gradient branch circular tubes inspired by the structure of leaf vein

Mechanics of Advanced Materials and Structures, 2023
The gradient branch circular tubes (GBCTs) were proposed based on the structure of leaf vein. Crashworthiness performances of GBCTs are investigated via finite element simulation.
Jiale Huang   +7 more
semanticscholar   +1 more source

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