• Effective Elastic Properties of Cracked Solids: An ...

    ... (2007), Effects of pore collapse and grain crushing on ultrasonic ... Y., and M. Kachanov (2011), Effective elastic properties of cracked rocks - an ...

  • Jérôme Fortin | ECOLE NORMALE SUPERIEURE - PARIS

    Jérôme Fortin Ecole Normale ... Effect of pore collapse and grain crushing on ultrasonic velocities and Vp/Vs, 2007,. Journal of ...

  • Water Weakening and Temperature Effects on the Deformation ...

    Water Weakening and Temperature Effects on ... Indiana Limestone show that grain crushing and cracking is responsible for a drastic ... After pore collapse, ...

  • Effects of pore collapse and grain crushing on ultrasonic ...

    Journal of Geophysical Research: Solid Earth. ... Effects of pore collapse and grain crushing on ultrasonic ... Evolution of ultrasonic velocity and dynamic elastic ...

  • Digital rock physics: numerical prediction of pressure ...

    We experimentally measure pressure-dependent ultrasonic velocities and the pore size ... has shown that grain crushing and pore collapse occur at a ...

  • Deformation bands and fractures in porous rocks ~ Learning ...

    This permeability reduction is related to collapse of pore space, ... Note the positive relief of the deformation bands due to grain crushing and cementation.

  • Pore Pressure Crusher - napira.eu

    pore collapse and grain crushing on ultrasonic. Effects of pore collapse and grain crushing on ultrasonic velocities . Aug 21, 2007 At a critical effective confining pressure P*, a large mechanical decrease of porosity was observed that was due to pore collapse and grain

  • Fluid/Rock Interactions in Porous Carbonate Rocks: An ...

    An Integrated Mechanical, Ultrasonic and Microstructural Study ... Pervasive grain crushing and pore collapse . Before . After . Microstructure: triaxial test

  • Effects of pore collapse and grain crushing on ultrasonic ...

    2 Effects of pore collapse and grain crushing on 3 ultrasonic velocities and V p/V s 4 Je´roˆme Fortin,1 Yves Gue´guen,1 and Alexandre Schubnel2 5 Received 20 August 2005; revised 13 February 2007; accepted 6 June 2007; published XX Month 2007.

  • X-Ray Imaging for Compaction Band Characterisation in Porous ...

    X-ray imaging for compaction band characterisation in porous sandstones ... o grain crushing and pore collapse ... ultrasonic tomography,

  • Influence of microporosity distribution on the mechanical ...

    Ultrasonic velocities were corrected for ... Influence of microporosity distribution on the ... Effects of pore collapse and grain crushing on ultrasonic ...

  • MTEX command in to crated a elastic tensor has been changed ...

    % Effects of pore collapse and grain crushing on ultrasonic velocities and % Vp/Vs, J. Geophys. Res., 112, B08207, doi:10.1029/2005JB004005. % Eo = 42.13; Ko = 21.3;

  • Effects of pressure on pore characteristics and permeability ...

    Effects of pore collapse and grain crushing on ultrasonic velocities and Vp/Vs ... Mechanisms affecting ultrasonic wave propagation in fluid-containing sandstone ...

  • Mechanical compaction of porous sandstone: an experimental ...

    Mechanical compaction of porous sandstone: ... including dilatancy or pore collapse. ... This critical stress state is associated with the onset of grain crushing ...

  • Tensile stress concentration and compressive failure in ...

    Grain crushing and pore collapse are important microme- chanical processes responsible for hydrostatic and shear-enhanced compactions in porous rocks.

  • Rock failure relationships - PetroWiki

    Rock failure relationships. ... Note that these relationships apply primarily to the brittle failure regime and cannot be used for grain crushing or pore collapse ...

  • Jerome Fortin - Google Scholar Citations

    This "Cited by" count includes citations to the following articles in Scholar. ... Effects of pore collapse and grain crushing on ultrasonic velocities and Vp/Vs. J ...

  • REVIEW OF SOIL MODELS AND THEIR IMPLEMENTATION IN MULTIBODY ...

    soils may fail or yield due to pore collapse, grain crushing, or other phenomena. The dilatation of soil under shear loading is shown in Fig. 1a.

  • Effects of pore collapse and grain crushing on ultrasonic ...

    Journal of Geophysical Research: ... Effects of pore collapse and grain crushing on ultrasonic ... was observed that was due to pore collapse and grain crushing.

  • Ultrasonic investigation of granular materials subjected to ...

    Second series of tests was carried out with the objective of identifying the impact of grain crushing on the ultrasonic ... of pore collapse and grain crushing on ...

  • pore collapse and grain crushing on ultrasonic

    Alexandre Schubnel - Google Scholar Citations. This "Cited by" count includes citations to the following articles in Scholar, Effects of pore collapse and grain crushing on ultrasonic velocities and Vp/Vs J ....

  • Characteristics of anisotropy and dispersion in cracked ...

    Read "Characteristics of anisotropy and dispersion in ... Due to dispersion, ultrasonic laboratory data are ... Effect of pore collapse and grain crushing on ...

  • Compaction bands due to grain crushing in porous rocks: A ...

    Abstract Grain crushing and pore collapse are the principal micromechanisms controlling the physics of compaction bands in porous rocks. Several constitutive models have been previously used to predict the formation and propagation of these bands.

  • Ultrasonic Rock Crusher - securaqua.eu

    pore collapse and grain crushing on ultrasonic. south africa jaw rock crusher indian stone jaw crusher jaw crusher company and price; . Effects of pore collapse and grain crushing on ultrasonic .

  • Pore compressibility of reservoir sandstones from integrated ...

    3.4 Ultrasonic measurements ... Significant pore collapse and grain crushing can be observed ...