Results 61 to 70 of about 11,857 (209)

High strain rate response of UHP(FR)C in compression

open access: yesEPJ Web of Conferences, 2015
The objective of this study was to investigate the compression behaviour of the UHPFRC and its matrix (UHPC) under high strain rate. Two experimental set-ups were used for compression testing: a traditional Split Hopkinson Pressure Bars and a compression
Bragov Anatoly   +5 more
doaj   +1 more source

Importance of the model selection for processing dynamic three-point bending tests [PDF]

open access: yes, 2010
International audienceThe Split-Hopkinson Pressure Bar apparatus remains the standard test to investigate high strain rate materials properties. To determine the tensile strength of quasi-brittle materials three-point bending tests are frequently ...
Delvare, Franck   +3 more
core   +1 more source

Diagnostic techniques in deflagration and detonation studies [PDF]

open access: yes, 2015
Advances in experimental, high-speed techniques can be used to explore the processes occurring within energetic materials. This review describes techniques used to study a wide range of processes: hot-spot formation, ignition thresholds, deflagration ...
Field, JE   +3 more
core   +1 more source

Designing a Data Acquisition System for a Split Hopkinson Pressure Bar [PDF]

open access: yes2015 ASEE Annual Conference and Exposition Proceedings, 2015
Designing a Data Acquisition System for a Split Hopkinson Pressure BarSenior students are always challenged to apply their engineering knowledge and research skillsgained from an engineering curriculum toward design and implementation of challenging seniordesign projects.
Sean Patrick Kirby   +2 more
openaire   +2 more sources

Signal Correction for the Split-Hopkinson Bar Testing of Soft Materials

open access: yesDynamics
The Split-Hopkinson pressure bar (SHPB) test is a commonly accepted experiment to investigate the material behavior under high strain rates. Due to the low impedance of soft materials, here, the test has to be performed with plastic bars instead of metal
Sören Bieler, Kerstin Weinberg
doaj   +1 more source

Water-immersion softening mechanism of coal rock mass based on split Hopkinson pressure bar experiment

open access: yesInternational Journal of Coal Science & Technology, 2022
The coal mining process is affected by various water sources such as groundwater and coal seam water injection. Understanding the dynamic mechanical parameters of water-immersed coal is helpful for coalmine safe production.
Zhiyuan Liu   +6 more
doaj   +1 more source

Plastic Work to Heat Conversion During High-Strain Rate Deformation of Mg and Mg Alloy [PDF]

open access: yes, 2017
Magnesium and magnesium alloy were investigated for plastic work to heat conversion (β). Thermomechanical response was measured employing the shear-compression specimen geometry, a split-Hopkinson pressure bar, and an infra-red detector.
Ghosh, Dipankar   +2 more
core  

Quasi-static and Dynamic Behavior of Additively Manufactured Metallic Lattice Cylinders

open access: yes, 2018
Lattice structures have tailorable mechanical properties which allows them to exhibit superior mechanical properties (per unit weight) beyond what is achievable through natural materials.
Abraham, Joseph   +3 more
core   +1 more source

Beyond Hopkinson's bar

open access: yes, 2014
In order to perform experimental identification of high strain rate material models, engineers have only a very limited toolbox based on test procedures developed decades ago.
Pierron, F., Siviour, C., Zhu, H.
core   +1 more source

Effects of the loading direction on high strain rate behavior of woven graphite/epoxy composites [PDF]

open access: yes, 2012
Effects of the loading direction on high strain rate behavior of cylindrical woven graphite/epoxy composites are presented. Compressive split Hopkinson pressure bar (SHPB) was used for high strain rate experiments.
Allazadeh, Mohammad R.   +2 more
core   +1 more source

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