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Luigi Di Palma, Mariacristina Nardone, Claudio Pezzella and Marika Belardo
This paper presents a methodology that involves the development of high-fidelity modeling and simulation procedures aimed at supporting virtual certification for crashworthiness requirements specific to tiltrotor aircraft, addressing the critical need fo...
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Chenglin Tao, Zhao Wang, Zeliang Liu, Yuan Wang, Xin Zhou, Xi Liang and Huijian Li
In this paper, a new hybrid structure of body-centered cubic lattice-filled thin-walled tube is designed, and the hybrid structure specimens of one-piece printing and split-printing are prepared by laser melting technique. The deformation mode and energy...
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Shuhua Zhu, Kai Liu, Xulong Xi, Xiaochuan Liu, Yukun Zhou, Yaoyuan Liu and Mingbo Tong
The evaluation of structural crashworthiness is important for the development of civil aircraft. In this study, cargo luggage was considered in the vertical drop simulation of an aircraft mid-fuselage section. First, quasi-static compression tests on thr...
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Saiaf Bin Rayhan and Xue Pu
Over the past two decades, aircraft crashworthiness has seen major developments, mainly with modern computing systems and commercial finite element (FE) codes. The structure and the material have been designed to absorb more kinetic energy to ensure enou...
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Hewei Liu, Kun Liu, Xiufei Wang, Zhenguo Gao and Jiaxia Wang
This paper presents an experimental, numerical, and analytical study of a novel specimen subjected to local in-plane load, to investigate its crushing deformation and resistance. The specimen was designed and fabricated to simplify the cruciform structur...
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Wei Cai, Zhihui Zhou, Xudong Qian, Dongfeng Cao, Shuxin Li, Ling Zhu and Haixiao Hu
A reliable finite element procedure to simulate shear-dominated ductile fractures in large-scale, thin-walled steel structures is still evolving primarily due to the challenges in determining the failure criterion of metal materials under complex stress ...
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Hong Lin, Chang Han, Lei Yang, Hassan Karampour, Haochen Luan, Pingping Han, Hao Xu and Shuo Zhang
The collision between the pipe legs of jacket platforms and bypassing ships is of great concern for the safety assessment of platforms. Honeycomb structures have been widely used owing to their unique deformation and mechanical properties under dynamic i...
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Xingye Wang, Yanjun Li, Yuyuan Cao, Xudong Li, Shixuan Duan and Zejian Zhao
During the process of emergency landing, the energy of the impact in the vertical direction is dissipated through the deformation of the structure. The landing load is transferred to the spine of the occupant through the landing gear, the fuselage and fi...
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Muhammad Azeem Aslam, Saiaf Bin Rayhan and Ke Zhang
In this current research, a commercial aircraft metallic leading edge structurally reinforced with a Y-shaped and V-shaped plate system is numerically examined to investigate the effectiveness of such reinforcements against soft impacts, more commonly kn...
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Kai Xu, Ping Xu, Jie Xing, Shuguang Yao and Qi Huang
In this study, we proposed a new adjacent variable thickness hexagonal tube (AVTHT) and performed crushing analysis and crashworthiness optimization under multiple loadings. First, the finite element models were constructed and validated by experiments w...
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