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strain measurements

FE Simulation and Full-field Strain Measurements to Evaluate the Necking Phenomena

FE Simulation and Full-field Strain Measurements to Evaluate the Necking Phenomena

... Digital Image Correlation (DIC) is one of the most important non-contacting methods to measure full-field displacement. Full-field displacement and strain measurements are widely used in laboratories ...

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Lattice strain measurements using synchrotron diffraction to calibrate a micromechanical modeling in a ferrite–cementite steel

Lattice strain measurements using synchrotron diffraction to calibrate a micromechanical modeling in a ferrite–cementite steel

... Micromechanical Modeling a b s t r a c t In situ tensile tests were performed at room temperature on a ferrite–cementite steel specifically designed for this study. The evolution of the average stress in ferrite during ...

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High spatial resolution strain measurements at the surface of duplex stainless steels

High spatial resolution strain measurements at the surface of duplex stainless steels

... resolution strain measurements Mapping microstress gradients within grains and across the austenite/ferrite interface on the globular microstructure shown in ...

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Electron microscopy by specimen design: application to strain measurements

Electron microscopy by specimen design: application to strain measurements

... Nikolay Cherkashin, Thibaud Denneulin & Martin J. Hÿtch A bewildering number of techniques have been developed for transmission electron microscopy (TEM), involving the use of ever more complex combinations of lens ...

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OFDR Distributed Temperature and Strain Measurements with Optical Fibre Sensing Cables: Application to Drain Pipeline Monitoring in a Nuclear Power Plant

OFDR Distributed Temperature and Strain Measurements with Optical Fibre Sensing Cables: Application to Drain Pipeline Monitoring in a Nuclear Power Plant

... and strain measurements, have been qualified and afterwards installed along a sodium drain line at Superphénix NPP (liquid sodium coolant fast breeder reactor in current ...dismantling). Measurements ...

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Bulk and grain strain measurements in sandstone by image analysis

Bulk and grain strain measurements in sandstone by image analysis

... Strain measurements, Enhanced Normalised Fry, intercept, boundary recognition, INTRODUCTION Geodynamic models of tectonic structures development, for instance the fold-and-thrust belt formation, can be ...

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A comprehensive study of bubble inflation in vacuum-assisted thermoforming based on whole-field strain measurements

A comprehensive study of bubble inflation in vacuum-assisted thermoforming based on whole-field strain measurements

... Stereoscopic measurements performed at a frequency of 180 fps during bubble-inflation posteriori to two different heating conditions showed that the geometrical instabilities corresponded to out-of-plane damping ...

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Full-field strain measurements in textile deformability studies

Full-field strain measurements in textile deformability studies

... Full-field strain measurements are applied in studies of textile deformability during composite processing: (1) in testing of shear and ten- sile deformations of textiles (picture frame, bias and biaxial ...

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Strain measurements on perforated breakwater at Baie Comeau

Strain measurements on perforated breakwater at Baie Comeau

... Strain measurements on perforated breakwater at Baie Comeau Dryburgh, R. B.; Peter, B. G.; Plewes, W. G. https://publications-cnrc.canada.ca/fra/droits L’accès à ce site Web et l’utilisation de son contenu ...

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Validity of Crystal Plasticity Models Near Grain Boundaries: Contribution of Elastic Strain Measurements at Micron Scale

Validity of Crystal Plasticity Models Near Grain Boundaries: Contribution of Elastic Strain Measurements at Micron Scale

... plastic) strain fields versus the prediction of a local crystal plasticity ...both strain fields localize near a general grain boundary in a large ...bicrystal. Strain measurements were per- ...

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Assessment of the elongational properties of HIPS membranes based on full-field strain measurements during positive thermoforming

Assessment of the elongational properties of HIPS membranes based on full-field strain measurements during positive thermoforming

... 12 th International Conference on Advances in Experimental Mechanics Assessment of the elongational properties of HIPS membranes based on full-field strain measurements during positive thermoforming ...

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Dynamic Strain Measurements by Fiber Bragg Gratings and a 100 MHz Dispersive Spectrometer

Dynamic Strain Measurements by Fiber Bragg Gratings and a 100 MHz Dispersive Spectrometer

... speed measurements (5- 8 km/s) and shock pressure measurements (1-6 ...First strain measurements with the BraggPulse system were for in situ monitoring of carbon/epoxy laminates exposed to a ...

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Strain Measurements on Concrete Surfaces

Strain Measurements on Concrete Surfaces

... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB.. NRC Publica[r] ...

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Full-field strain measurements at high rate on notched composites tested with a tensile Hopkinson bar

Full-field strain measurements at high rate on notched composites tested with a tensile Hopkinson bar

... the strain and acceleration ...and strain signals are ...these measurements with the virtual fields mentioned in Equation 5 are given in table ...

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Finite-element analysis of errors on stress and strain measurements in dynamic tensile testing of low-ductile materials

Finite-element analysis of errors on stress and strain measurements in dynamic tensile testing of low-ductile materials

... 5. Conclusion In this paper, we analysed the errors on strain and stress mea- surement in dynamic tensile experiments. For this purpose, we used the finite-element method. The influence of several parame- ters, on ...

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Heat and strain measurements at the crack tip of filled rubber under cyclic loadings using full-field techniques

Heat and strain measurements at the crack tip of filled rubber under cyclic loadings using full-field techniques

... The global mechanical loading corresponded to cyclic uniaxial loading. In the present study we focus on the effect of stress softening in the zone surrounding the crack tip. As this phenomenon occurs between the first ...

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In-situ Full Field Out of Plane Displacement and Strain Measurements at the Micro-Scale in Single Reinforcement Composites under Transverse Load

In-situ Full Field Out of Plane Displacement and Strain Measurements at the Micro-Scale in Single Reinforcement Composites under Transverse Load

... Following polishing, variations in out of plane measure- ments were found to be less than 2.5 μm for the area presented in Fig. 9 (although the unloaded out of plane measurements were not presented in this work, ...

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Discussion of Determination by Means of Strain Measurements of Loss of Prestress in Prestressed Concrete Pipe

Discussion of Determination by Means of Strain Measurements of Loss of Prestress in Prestressed Concrete Pipe

... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. NRC Publicat[r] ...

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Validity of crystal plasticity models near grain boundaries: a contribution of elastic strain measurements at the micron scale

Validity of crystal plasticity models near grain boundaries: a contribution of elastic strain measurements at the micron scale

... elastic strain tensor was recovered assuming a vanishing stress vector on the specimen surface, which is a sound approximation due to the small attenuation length of X-rays (65 microns in Fe at 22 keV) and the ...

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Strain measurements on the temporary road deck for the Toronto subway

Strain measurements on the temporary road deck for the Toronto subway

... Table 2 (Plate 2) shows the stresses as determined from the strains measured for the loads of one street-car north-bound and one street-car south-bound for the above mentioned t[r] ...

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