Results 31 to 40 of about 4,813 (219)

gauge_factor.py - A Python algorithm for calculating the gauge factor of the input bar for split-Hopkinson pressure bar experiments.

open access: yes, 2023
DESCRIPTION: Uses the recorded signals from the strain gauges of the input bar to calculate the gauge factor for split-Hopkinson pressure bar experiments. PYTHON SOFTWARE: Van Lerberghe, A., Li, K. S. O. (2023) gauge_factor.py - A Python algorithm for
Kin Shing Oswald Li (9687425)   +1 more
core   +1 more source

Setup and commissioning of a Split-Hopkinson Pressure Bar test stand [PDF]

open access: yes, 2022
Das Ziel dieser Arbeit ist es einen Versuchsstand für die Untersuchung von Werkstoffeigenschaften unter dynamischen Belastungen, die den Belastungen eines Werkstoffes während der Zerspanung entsprechen, auszulegen und aufzubauen.
Kaschnitz-Biegl, Stefan
core   +1 more source

Two-wave photon Doppler velocimetry measurements in direct impact Hopkinson pressure bar experiments

open access: yesEPJ Web of Conferences, 2015
Direct impact Hopkinson pressure bar systems offer many potential advantages over split Hopkinson pressure bars, including access to higher strain rates, higher strains for equivalent striker velocity and system length, lower dispersion and faster ...
Lea Lewis J., Jardine Andrew P.
doaj   +1 more source

Electromagnetic Compressive Split Hopkinson Bar [PDF]

open access: yes, 2008
This paper proposes a new design for the compressive split Hopkinson bar that makes use of the intense pressure created in a transient magnetic field formed by the passage of a pulse of electric current through a series of coils.
Rosa, P. A. R.   +2 more
core   +1 more source

Modification of a compressive Split Hopkinson Pressure Bar for dynamic friction characterization

open access: yes, 2023
Friction is defined as the resistive force that occurs between two bodies when in motion. The frictional coefficient is used to define a relationship between this resistive force and normal force and is determined experimentally.

core   +1 more source

Mechanical Response of HPFRCC in Tension and Compression at High Strain Rate and High Temperature

open access: yesEngineering Transactions, 2014
The mechanical response of High Performance Fibre-Reinforced Cementitious Composite (HPFRCC) has been analyzed at high strain rates and high temperature.
E. CADONI   +5 more
doaj   +1 more source

Size Effect in the Split Hopkinson Pressure Bar Experiment

open access: yesJournal of Physics: Conference Series, 2022
Abstract For many structures, their service environment is very strict, and the requirements for the impact resistance of materials are very high. Therefore, the dynamic testing method has important scientific significance and application value for practical engineering.
Hailiang Nie   +7 more
openaire   +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

Development of a strain-gage installation method for high-speed impact of strikers on a Split Hopkinson bar apparatus

open access: yesEPJ Web of Conferences, 2012
When designing a split Hopkinson system, the yield strength of the selected pressure bar material determines the maximum stress attainable within deforming samples and also, the maximum striker velocity that is usable to prevent plasticity in bars.
Arsenault R., Bolduc M.
doaj   +1 more source

Implementation of viscoelastic Hopkinson bars

open access: yesEPJ Web of Conferences, 2012
Knowledge of the properties of soft, viscoelastic materials at high strain rates are important in furthering our understanding of their role during blast or impact events.
Govender R., Cloete T., Curry R.
doaj   +1 more source

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