Application of optical measurement techniques to high strain rate deformations in composite materials [PDF]
, 2010 Traditionally high strain rate material characterisations have been conducted using strain gauges and/or cross head displacements in servo-hydraulic test machines, and force transducers in split Hopkinson bar experiments.
Syngellakis, Stavros +8 more
core +2 more sources
Discontinuous Yielding of Fe E420 under High Strain Rate Loading
Applied Sciences, 2023 The discontinuous yielding behaviour of Fe E420 steel was experimentally investigated through tensile tests conducted on laminated sheets. In order to assess the response under both quasi-static and dynamic loading conditions, uniaxial tensile tests were
Matteo Bruno +3 more
doaj +1 more source
Full-field strain measurement and identification of composites moduli at high strain rate with the virtual fields method [PDF]
, 2010 The present paper deals with full-field strain measurement on glass/epoxy composite tensile specimens submitted to high strain rate loading through a split Hopkinson pressure bar (SHPB) device and with the identification of their mechanical properties ...
MOULART, Raphaël +15 more
core +1 more source
Quasi-static and high strain rate response of Kevlar reinforced thermoplastics
Polymer Testing, 2021 The present study deals with the quasi-static and high strain rate characterization of Kevlar-129 based thermoplastic composites. Two different thermoplastic matrices, namely, Polypropylene (PP) and Polyetherimide (PEI) were used to manufacture composite
Hemant Chouhan +4 more
doaj +1 more source
Effect of the matrix behavior on the damage of ethylene–propylene glass fiber reinforced composite subjected to high strain rate tension [PDF]
, 2012 This study investigates the origin of the strain rate effect on the mechanical behavior of a discontinuous glass fiber reinforced ethylene–propylene copolymer (EPC) matrix composite.
FITOUSSI, Joseph +2 more
core +1 more source
High strain rate behaviour of polypropylene microfoams
EPJ Web of Conferences, 2012 Microcellular materials such as polypropylene foams are often used in protective applications and passive safety for packaging (electronic components, aeronautical structures, food, etc.) or personal safety (helmets, knee-pads, etc.).
Martínez A.B. +4 more
doaj +1 more source
Damage and strain rate optical characterisation of standard and tufted non crimp fabric carbon composites for Meso-scale impact models [PDF]
, 2009 As global warming is a prime concern to the wellbeing of the planet, lighter planes are a requirement to reduce CO2 emissions. Light structures made of carbon epoxy composite materials are of particular interest but are sensitive to impacts such as
Colin de Verdiere, Mathieu
core +3 more sources
Mechanical characterization of rocks at high strain rate
EPJ Web of Conferences, 2012 The paper presents the dynamic characterization in tension and compression of three rocks, Carrara marble, Onsernone gneiss and Peccia Marble, at high strain-rates. Two versions of a Split Hopkinson Bar have been used.
Konstantinov A. +5 more
doaj +1 more source
Texture Evolution of AZ31 Magnesium Alloy Sheet at High Strain Rates [PDF]
, 2010 In the current contribution the mechanical behaviour at high strain rates of AZ31 magnesium alloy sheet is studied. Uniaxial deformation properties were studied by means of tensile split Hopkinson pressure bar (SHPB) at different temperatures.
Hurtado, I. +9 more
core +1 more source
High strain rate response of UHP(FR)C in compression
EPJ 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