Results 21 to 30 of about 1,322 (132)

On the study of the dynamic response in 3D additively manufactured auxetic structures [PDF]

open access: yesEPJ Web of Conferences, 2021
The main aim of this work is to analyse the quasi-static and the dynamic response and deformation behaviour of polymeric auxetic structures manufactured with an SLA (stereolitography) additive manufacturing technique.
Fjeldberg Niklas   +3 more
doaj   +1 more source

Dynamic High Strain Rate Characterization of Lithium-Ion Nickel–Cobalt–Aluminum (NCA) Battery Using Split Hopkinson Tensile/Pressure Bar Methodology

open access: yesEnergies, 2020
The dynamic behavior of the lithium-ion battery is evaluated by simulating the full battery system and each corresponding component, including the jellyroll and thin-foil electrodes.
Hafiz Fadillah   +4 more
doaj   +1 more source

Correction Procedure of Wave Signals for a Viscoelastic Split Hopkinson Pressure Bar [PDF]

open access: yesProblemy Mechatroniki, 2016
A polymeric split Hopkinson pressure bar technique (SHPB) is preferred for testing materials with low mechanical impedance. However, the use of polymeric bars requires additional analysis for data reduction, temperature complications and additional ...
Jacek JANISZEWSKI   +2 more
doaj   +1 more source

A revised Ladevèze criteria for carbon fiber reinforced laminated plates

open access: yesData in Brief, 2019
All parameters of revised Ladevèze failure criterion in Table 1 were determined based on mechanical tests which mainly include quasi-static tensile experiments, quasi-static compressive experiments, quasi-static tensile cyclic loading experiments, the ...
Cunxian Wang   +4 more
doaj   +1 more source

One-dimensional dynamic compressive behavior of dry calcareous sand at high strain rates

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2019
Calcareous sand has distinct characteristics in comparison with silica sand, such as dynamic behavior at high strain rates (HSRs). This is closely related to pile driving, aircraft wheel loading and mining activities.
Yaru Lv, Jiagui Liu, Ziming Xiong
doaj   +1 more source

On the Development of Material Constitutive Model for 45CrNiMoVA Ultra-High-Strength Steel

open access: yesMetals, 2019
For the implementation of simulations for large plastic deformation processes such as cutting and impact, the development of the constitutive models for describing accurately the dynamic plasticity and damage behaviors of materials plays a crucial role ...
Xin Hu   +3 more
doaj   +1 more source

Dynamic notched semi-circle bend (NSCB) method for measuring fracture properties of rocks: Fundamentals and applications

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2019
Rocks are increasingly used in extreme environments characterised by high loading rates and high confining pressures. Thus the fracture properties of rocks under dynamic loading and confinements are critical in various rock mechanics and rock engineering
Wei Yao, Kaiwen Xia
doaj   +1 more source

A Numerical Investigation of Deformed Region in Plate Specimen of Split-Hopkinson Tensile Bar [PDF]

open access: yes한국정밀공학회지
In Hopkinson bar theory, stress, strain, and strain rate can be determined by analyzing the dimensions of the specimen. When conducting Split-Hopkinson Pressure Bar (SHPB) experiments, the stress-strain curve is obtained by considering the entire length ...
Byeongjin Park, Yeon-Bok Kim, Jeong Kim
doaj   +1 more source

Effect of structurally-induced lateral confinement on split Hopkinson pressure bar test specimens of concrete-like materials

open access: yesEPJ Web of Conferences, 2015
In dynamic testing of concrete-like materials, there is a need in distinguishing structural effects from genuine strain-rate effects. In this paper, this generic problem is studied by numerical simulations based on a phenomenological material model ...
Flores-Johnson E.A., Li Q.M.
doaj   +1 more source

A waveform modification method for testing dynamic properties of rock under high temperature

open access: yesJournal of Rock Mechanics and Geotechnical Engineering, 2021
In this study, a waveform modification method was proposed using a self-designed heating device combined with the split Hopkinson pressure bar (SHPB) technique for determination of dynamic behaviors of rock at high temperature.
Tubing Yin   +3 more
doaj   +1 more source

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