Characterisation of dynamic behaviour of alumina ceramics: evaluation of stress uniformity [PDF]
AIP Advances, 2015 Accurate characterisation of dynamic behaviour of ceramics requires the reliable split-Hopkinson pressure bar (SHPB) technique and the condition of uniaxial homogeneous specimen deformation.
Zhiyong Wang, Peifeng Li
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Influence of Imperfect Position of a Striker and Input Bar on Wave Propagation in a Split Hopkinson Pressure Bar (SHPB) Setup with a Pulse-Shape Technique [PDF]
Applied Sciences, 2020 The effect of using a pulse shaper technique, such as rounding a striker or applying a pulse shaper on the signals recorded with the split Hopkinson pressure bar (SHPB) technique, when the striker and the input bar are in an imperfect position, was ...
Robert Panowicz, Marcin Konarzewski
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An Open-Source Algorithm for Correcting Stress Wave Dispersion in Split-Hopkinson Pressure Bar Experiments [PDF]
SensorsStress wave dispersion can result in the loss or distortion of critical high-frequency data during high-strain-rate material tests or blast loading experiments.
Arthur Van Lerberghe +3 more
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Study on the dynamic properties of AM-SLM AlSi10Mg alloy using the Split Hopkinson Pressure Bar (SHPB) technique [PDF]
EPJ Web of Conferences, 2018 Additive manufacturing by Selective Laser Melting of metals is attracting substantial attention, due to its advantages, such as short-time production of customized structures.
Nurel Bar +4 more
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Shock Wave Pressure Measurement and Calibration Method Based on Bar Pressure Sensor [PDF]
SensorsIn order to correctly measure the shock wave pressure generated by a near-field explosion, and while considering the limitations of the measurement and calibration method of the current bar pressure sensor, an improved shock wave pressure measurement ...
Yong-Xiang Shi +5 more
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Weakening behaviour of water saturated Island coal body subjected to SHPB tests [PDF]
Scientific ReportsTo elucidate the impact of mine water on weakening mechanisms of coal under dynamic compressive loading conditions, this investigation employed experimental analyses utilizing Split Hopkinson Pressure Bar (SHPB) apparatus.
Qin Zhongcheng +4 more
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The split Hopkinson bar bulge setup: a novel dynamic biaxial test method [PDF]
EPJ Web of Conferences, 2021 In sheet metal forming, very often, large plastic deformations are imposed to a thin plate. An accurate description of the material’s elastoplastic response is therefore of paramount importance to perform finite element (FE) simulations of an actual ...
Corallo Luca, Verleysen Patricia
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A Laboratory-Scale Instrumented Forging Hammer as an Intermediate Strain Rate Testing Device [PDF]
EPJ Web of Conferences, 2021 Mechanical characterisation of metallic materials at intermediate strain rates is essential to calibrate and validate computational models for industrial applications such as high-speed forming processes i.e. hammer forging, blanking, forming, etc.
Agirre Julen +5 more
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The Direct Impact Method for Studying Dynamic Behavior of Viscoplastic Materials [PDF]
Journal of Applied and Computational Mechanics, 2022 This work is devoted to the direct impact method for determining the deformation diagrams of viscoplastic materials at high strain rates. As the conventional Split Hopkinson Pressure Bar method, the direct impact method is based on the measuring bar ...
Artem Basalin +5 more
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On the study of the dynamic response in 3D additively manufactured auxetic structures [PDF]
EPJ 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
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