Results 71 to 80 of about 2,293,661 (259)

A Novel Spring-Actuated Low-Velocity Impact Testing Setup

open access: yesApplied System Innovation
Evaluating the behavior of materials and their response under low-velocity dynamic impact (less than 30 m/s) is a challenging task in various industries.
Mesut Kucuk, Moheldeen Hejazi, Ali Sari
doaj   +1 more source

Modelling Low Velocity Impact on Structural Composites

open access: yesIOP Conference Series: Materials Science and Engineering, 2020
Abstract Insertion of composite materials into next generation vehicles requires an understanding of their response over the range of relevant loading conditions encountered in the field. This paper focuses on modelling the low velocity, high energy impact on structural composite materials.
M Yeager   +5 more
openaire   +1 more source

Low velocity impact analysis with NASTRAN [PDF]

open access: yes
A nonlinear elastic force-displacement relationship is used to calculate the transient impact force and local deformation at the point of contact between impactor and target.
Aiello, Robert A.   +2 more
core   +1 more source

Analysis and modelization of lightweight structures subjected to impact [PDF]

open access: yes, 2008
Mechanics of Advanced Materials research group (Department of Continuum Mechanics and Structural Analysis) of the University Carlos III of Madrid (Spain) offers their experience in the analysis and modelization of high and low velocity impact behaviour ...
Barbero Pozuelo, Enrique   +1 more
core   +1 more source

Simulations of vibrated granular medium with impact velocity dependent restitution coefficient [PDF]

open access: yes, 2005
We report numerical simulations of strongly vibrated granular materials designed to mimic recent experiments performed both in presence or absence of gravity.
Falcon, Eric, Mcnamara, Sean
core   +4 more sources

Wave propagation in graphite/epoxy laminates due to impact [PDF]

open access: yes
The low velocity impact response of graphite-epoxy laminates is investigated theoretically and experimentally. A nine-node isoparametric finite element in conjunction with an empirical contact law was used for the theoretical investigation.
Sun, C. T., Tan, T. M.
core   +1 more source

Finite element analysis of a modified progressive damage model for composite laminates under low-velocity impact

open access: yesComposite structures, 2019
In this paper, a 3D finite element model is established in ABAQUS/Explicit based on a modified progressive damage model to study the dynamic mechanical response and damage development in cross-ply composite laminates subjected to low-velocity impact. The
Junjie Zhou, P. Wen, S. Wang
semanticscholar   +1 more source

Experimental investigation of glass-carbon/epoxy hybrid composites subjected to low velocity impact test [PDF]

open access: yesFME Transactions, 2018
Hybrid composites with multiple reinforcements of high strength are very popular for many engineering applications, especially for impact resistance. In the present work, we report the development of the glasscarbon/ epoxy hybrid composites using hand ...
Venkategowda C.   +3 more
doaj  

Application of Ion Cyclotron Resonance to the Study of Inelastic Excitation by Low-Energy Electrons [PDF]

open access: yes, 1969
The geometry of the resonance cell employed for ion cyclotron resonance spectroscopy (1-3) is ideally suited for studying inelastic excitation by low-energy electrons.
Beauchamp, J. L., Ridge, Douglas P.
core   +1 more source

Simulation on low velocity impact to GLARE laminate based on ABAQUS

open access: yesJournal of Aeronautical Materials, 2019
The material behavior of glass fiber reinforced aluminum laminates (GLARE) under low-speed impact of a falling hammer was studied, and a finite element model of ABAQUS for simulation and experimental verification was built.
CUI Xu   +4 more
doaj   +1 more source

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