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Quasi-Static and Dynamic Collapse Behavior of Circular Foam-Filled Tubes Inspired by Bamboos: 《Chinese Journal of Mechanical Engineering》2024年第6期235-257,共23页Kai Liu Zhenhao Yu Kaiyun Wang Lin Jing; Supported by National Natural Science Foundation of China(Grant No.12122211);Sichuan Provincial Science and Technology Program of China(Grant No.2022NSFSC0035)。; The axial collapse mechanical behavior and energy absorption characteristics of circular foam-filled tubes mimicking the bamboo characteristics under quasi-static and low-velocity impact loads were investigated via ex...; 关键词：Foam-filled bionic tube Collapse behaviour CRASHWORTHINESS Energy absorption Dynamic load

Crashworthiness Design and Multi-Objective Optimization of Bionic Thin-Walled Hybrid Tube Structures: 《Computer Modeling in Engineering & Sciences》2024年第4期999-1016,共18页Pingfan Li Jiumei Xiao; Thin-walled structures are widely used in cars due to their lightweight construction and energy-absorbing properties.However,issues such as high initial stress and lowenergy-absorbing efficiency arise.This study propo...; 关键词：CRASHWORTHINESS tube inversion multi-objective optimization energy absorption

Static strength and crashworthiness analysis of a train cowcatcher at a running speed of 160 km/h: 《High-Speed Railway》2023年第4期258-264,共7页Yanzhao Guo Lele Zhang Weiyuan Dou Yu Zhu Haifeng Zhang; supports by the National Natural Science Foundation of China(Grant No.52172353 and 52202431).; The cowcatcher is one of the unique devices at the front end of the train, which can remove obstacles on the track by crashing before the vehicle body to ensure the safety of the train. When a collision accident happe...; 关键词：Cowcatcher Passive safety Static strength Crashworthiness analysis

Experimental investigation on cenosphere-aluminum syntactic foam-filled tubes under axial impact loading: 《Journal of Zhejiang University-Science A(Applied Physics & Engineering)》2023年第11期978-990,共13页Li WANG Boyi ZHANG Jian ZHANG Yuexin JIANG Wei WANG Gaohui WU; the National Natural Science Foundation of China(Nos.51578201 and 51778196);the Heilongjiang Provincial Natural Science Foundation of China(No.LH2020E058).; A new syntactic foam material was prepared by screening three different average particle sizes of cenospheres(150,200,and 300μm)from industrial waste fly ash.Axial impact testing on syntactic foam filler and foam-fil...; 关键词：Cenosphere-aluminum syntactic foam CRASHWORTHINESS Mechanical properties Absorption of energy

Review of Crashworthiness Studies on Cellular Structures被引量：3: 《Automotive Innovation》2023年第3期379-403,共25页Hongyu Liang Ying Zhao Shixian Chen Fangwu Ma Dengfeng Wang; supported by National Key Research and Development Program of China(2022YFB2503502);National Natural Science Foundation of China(51975244).; The application of lightweight structures with excellent energy absorption performance is crucial for enhancing vehicle safety and energy efficiency.Cellular structures,inspired by the characteristics observed in natu...; 关键词：HONEYCOMB Lattice structure Multi-cell tube Cellular structure filled tube CRASHWORTHINESS Multiple load cases

Innovative Thin-Walled Structure with Transverse Negative Poisson’s Ratio for High-Performance Crashworthiness: 《Acta Mechanica Solida Sinica》2023年第1期34-44,共11页Bin Wang Yongtao Sun; supported by the National Natural Science Foundation of China(Grant Nos.12021002,12072222,12132010 and 11991032);the State Key Laboratory of Mechanical Behavior and System Safety of Traffic Engineering Structures(Grant No.SKLTESKF1901).; In this paper,an innovative type of thin-walled structures,the convex-concave honeycomb columns(CCHCs)with transverse negative Poisson’s ratio(NPR),is proposed for energy absorbers by replacing the cell walls of squa...; 关键词：Energy absorbers Convex-concave honeycomb columns(CCHC) Transverse negative Poisson’s ratio Axial impact High-performance crashworthiness

Crashworthiness of bamboo-inspired circular tubes used for the energy absorber of rail vehicles被引量：3: 《Acta Mechanica Sinica》2022年第8期149-162,共14页Kai Liu Zhenhao Yu Kaiyun Wang Lin Jing; This work was supported by the National Natural Science Foundation of China(Grant No.12122211).; A new type of thin-walled circular tubes(CTs),which is inspired by the bamboo with highly-efficient energy absorption(EA)capability,was proposed and designed for the potential application of the energy absorber of rai...; 关键词：Bamboo-inspired tube Energy absorber Impact response CRASHWORTHINESS Rail vehicles

Impact of Crash Environments on Crashworthiness of Fuselage Section被引量：2: 《Transactions of Nanjing University of Aeronautics and Astronautics》2022年第S01期1-8,共8页TANG Huan ZHU Shuhua LIU Xiaochuan XI Xulong; supported by the Special Research on Civil Aircraft(No.MJ-2017-F15); In order to study the crash resistance of the civil aircraft structure in different crash environments,two environmental models of soft soil and water are established to analyze the dynamic response of the fuselage se...; 关键词：CRASHWORTHINESS dynamic response fuselage section soft soil WATER

Crashworthiness Design and Multi-Objective Optimization for Bio-Inspired Hierarchical Thin-Walled Structures被引量：5: 《Computer Modeling in Engineering & Sciences》2022年第5期929-947,共19页Shaoqiang Xu Weiwei Li Lin Li Tao Li Chicheng Ma; The authors are grateful to the National Natural Science Foundation of China(Grant No.11902183);the Doctoral Research Foundation of Shandong University of Technology(Grant No.4041/418017).; Thin-walled structures have been used in many fields due to their superior mechanical properties.In this paper,two types of hierarchical multi-cell tubes,inspired by the self-similarity of Pinus sylvestris,are propose...; 关键词：Bionic structure crashworthiness design hierarchical tube multi-objective optimization

Application of Viscoelastic Materials in Ship Collision: 《Journal of Contemporary Educational Research》2021年第11期118-124,共7页Haonan Gong; With the expansion of global trade routes,ship collision has become a major problem.This article proposes an approach by laying viscoelastic material on the inner side of the ship to increase the crashworthiness.By us...; 关键词：Viscoelastic materials CRASHWORTHINESS Ship collision

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