Results 21 to 30 of about 11,551 (230)

Crashworthiness of a type 228M rail vehicle

Pojazdy Szynowe, 2022
This article presents rail vehicles crashworthiness issues based on the design of the 228M type light railcar. Meeting the requirements of the standard requires the application of appropriate components dedicated to energy absorption and ensuring ...
Dawid Witkowski, Piotr Tarnawski, Natalia Stefańska   +2 more
doaj   +1 more source

Current trends in additively manufactured (3D printed) energy absorbing structures for crashworthiness application – a review

Virtual and Physical Prototyping, 2022
Inspired by the vast amounts of investigations carried out on three-dimensional (3D) printed structures and their recent accelerated developments, the present review paper comprehensively describes the current trends as well as promising findings of 3D ...
Chukwuemeke William Isaac, F. Duddeck
semanticscholar   +1 more source

An experimental and numerical scrutiny of crashworthiness variables for square column with V-notch and groove initiators under quasi-static loading

Cogent Engineering, 2017
Crashworthiness parameters like internal energy absorption and crush force efficiency are the key constants in evaluating the component crashworthiness and its safety.
G. Balaji, K. Annamalai
doaj   +1 more source

Crashworthiness Optimization Method of Ship Structure under Multi-Working Conditions

Journal of Marine Science and Engineering, 2023
Numerous collision conditions can occur during ship operations, resulting in various consequences that require specific consideration for optimizing crashworthiness design.
Weijian Qiu, Kun Liu, Hewei Liu, Shuai Zong, Jiaxia Wang, Zhenguo Gao   +5 more
doaj   +1 more source

Mechanical characterisation and crashworthiness performance of additively manufactured polymer-based honeycomb structures under in-plane quasi-static loading

Virtual and Physical Prototyping, 2023
Additive manufacturing technology is suitable for producing energy-absorbing devices with tunable mechanical properties and improved crashworthiness performance.
Chukwuemeke William Isaac, Andrzej Sokołowski, Fabian Duddeck, M. Adamiak, W. Pakieła, A. Aremu   +5 more
semanticscholar   +1 more source

A rate-dependent Hosford-Coulomb model for predicting ductile fracture at high strain rates

EPJ Web of Conferences, 2015
The Hosford-Coulomb model incorporates the important effect of the Lode angle parameter in addition to the stress triaxiality to predict the initiation of ductile fracture.
Marcadet Stephane J., Roth Christian C., Erice Borja, Mohr Dirk   +3 more
doaj   +1 more source

On Design of Through-Hole Structure Inspired by Vascular Bundle of Bamboo for Multiple Compression Load Cases

Applied Bionics and Biomechanics, 2023
In this paper, the multiangle’s crashworthiness of the bionic tubes inspired by the cylindrical fibers of bamboo vascular bundles as well as the through-hole structure are studied.
Guomin Liu, Yansong Liu, Haoqing Chen, Yongxu Chen, Jiafeng Song, Yingchun Qi, Meng Zou   +6 more
doaj   +1 more source

Investigation on the Crashworthiness Performance of Thin-Walled Multi-Cell PLA 3D-Printed Tubes: A Multi-Parameter Analysis

Designs, 2023
The effect of printing parameters (nozzle diameter, layer height, nozzle temperature, and printing speed), dimensions (wall thickness), and filament material on the crashworthiness performance of 3D-printed thin-walled multi-cell structures (TWMCS ...
Dony Hidayat, Jos Istiyanto, D. Sumarsono, F. Kurniawan, Riki Ardiansyah, F. A. Wandono, Afid Nugroho   +6 more
semanticscholar   +1 more source

Prediction of Vehicle Crashworthiness Parameters Using Piecewise Lumped Parameters and Finite Element Models

Designs, 2018
Estimating the vehicle crashworthiness experimentally is expensive and time-consuming. For these reasons, different modelling approaches are utilised to predict the vehicle behaviour and reduce the need for full-scale crash testing. The earlier numerical
Bernard B. Munyazikwiye, Dmitry Vysochinskiy, Mikhail Khadyko, Kjell G. Robbersmyr   +3 more
doaj   +1 more source

Potentiality of MWCNT fillers on the lateral crashworthiness behaviour of polymer composite cylindrical tubes under quasi-static loading

Journal of Industrial Textiles, 2022
In recent years, light-weight nano composite materials have been progressively employed in the aviation, defense, naval and automotive manufacturing applications owing to their outstanding mechanical and crashworthiness characteristics.
A Praveen Kumar, J Nagarjun, Quanjin Ma
doaj   +1 more source