Results 81 to 90 of about 11,551 (230)

Quasi-Static and Dynamic Collapse Behavior of Circular Foam-Filled Tubes Inspired by Bamboos

open access: yesChinese Journal of Mechanical Engineering
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 experiments and numerical simulations ...
Kai Liu   +3 more
doaj   +1 more source

On the Design of Bionic Hierarchical H-Type Whip Restraints for Nuclear Power Plants

open access: yesApplied Sciences
Whip restraints based on thin-walled structures are widely used for protection against high-energy pipe breaks in nuclear power plants due to their excellent impact resistance. Recently, biomimetic and hierarchical structures have emerged as focal points
Zheng He   +3 more
doaj   +1 more source

Crashworthiness study of a civil aircraft fuselage section

open access: yesLatin American Journal of Solids and Structures
This paper studies the crashworthiness characteristics of a fuselage section and its improvement. A full-scale three-dimensional finite element model of the fuselage section is developed using a nonlinear finite element code, PAM-CRASH. The simulation is
P. Xue, L. Ding, F. Qiao, X. Yu
doaj   +1 more source

Structure Modular Design and Finite Element Analysis for ZZL1 Vehicles

open access: yes机车电传动, 2013
It was discussed that the aluminum alloy car body’s modular structure, main features and main technology parameters of car body for Zhengzhou metro line 1 project vehicles.
YUE Yi-xin   +3 more
doaj  

Crashworthiness Analysis and Evaluation of Fuselage Section with Sub-floor Composite Sinusoidal Specimens

open access: yesLatin American Journal of Solids and Structures
Crashworthiness is one of the main concerns in civil aviation safety particularly with regard to the increasing ratio of carbon fiber reinforced plastic (CFRP) in aircraft primary structures.
H.L. Mou, T.C. Zou, Z.Y. Feng, J. Xie
doaj   +1 more source

Crashworthiness design of novel CFRP functionally-graded conical square structures with variable circumscribed diameters

open access: yesAdvances in Mechanical Engineering
Carbon fiber reinforced plastic (CFRP) thin-walled structures have been widely acknowledged as superior energy absorbers due to comprehensive advantages on crashworthiness and light weight.
Feng Xiong   +5 more
doaj   +1 more source

Crashworthiness behaviour of the stiffened panel in idealized penetration test: A developed stiffening configuration against impact loading

open access: yesBrodogradnja
This study focuses on the crashworthiness performance due to collision accidents on stiffened plate panels on ship structures. Numerical impact simulation using explicit dynamic with ANSYS software on the stiffened plate with quasi-static loading is ...
Brilliant Aditya Fhandy   +6 more
doaj   +1 more source

Modelling and Simulation in High-Fidelity Crash Analysis of NGCTR-TD Composite Wing

open access: yesAerospace
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 ...
Luigi Di Palma   +3 more
doaj   +1 more source

Researching on Head Car Crashworthiness of Inter-city EMUs

open access: yes机车电传动, 2013
With overall design ideas for crashworthy car body, referring to domestic and foreign crashworthiness design specifications and guidelines and combining with a certain inter-city EMUs, finite element models of inter-city EMUs head car collision were ...
LEI Cheng, XIAO Shou-ne, LUO Shi-hui
doaj  

PURE ELECTRIC VEHICLE TAIL OPTIMIZATION OF THE CRASHWORTHINESS DESIGN

open access: yesJixie qiangdu, 2016
For the pure electric vehicle rear crashworthiness requirements,this paper combined structural topology optimization with orthogonal design. Referenced a domestic pure electric car,by establishing vehicle tail’s topology optimization model,finite element
LEI ZhengBao, LIU YanLi
doaj  

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