... of the hazard is less than the exposure of personnel to increasing rock mass damage and deformation due simply to load redistribution caused by mining and under-supporting of excavations. Reservoir Characterization displacement discontinuity excavation metals & mining Simulation seismic event...

.... The detailed experimental procedures used to make measurements are to great extent standard methods when determining mechanical properties and deformation fields at high pressure. geological material tsembelis gauge Rosenberg Reservoir Characterization experiment hel longitudinal stress marble...

... reflection coefficient Upstream Oil & Gas transmission coefficient cylindrical wave propagation rock mass UDEC frequency incident wave cylindrical wave transmission wave propagation monitoring point Reservoir Characterization Simulation coefficient stress WAVE PROPAGATION wave transmission...

... wave propagation Reservoir Characterization spherical wave characteristic analysis high strain rate particle velocity profile constitutive relation nonlinear spherical wave propagation wave propagation equation propagation dynamic behavior international journal lagrange analysis new...

.... Therefore, it is the purpose of this paper to investigate the dynamic tensile failure of rock materials under hydrostatic pressure state. hydraulic fracturing Rock mechanics international journal rock material Reservoir Characterization tensile failure brazilian disc specimen MPa Upstream Oil...

... explosion is re-derived. The existing test data confirms its accuracy. explosion rotation rock block irreversible deformation region radius Upstream Oil & Gas Reservoir Characterization hierarchical structure large-scale underground explosion Oparin irreversible deformation region...

... is theoretically and practically meaningful. fracture thickness single fracture cohesive fracture model rock mass Reservoir Characterization Zhao incident wave transmission bar wave propagation hydraulic fracturing Simulation p-wave propagation transmission wave non-welded fracture Upstream...

... Reservoir Characterization Upstream Oil & Gas classification diameter soft rock structural geology underground structure MPa strength tunnel axis different strain rate loading area strain rate rock mass deformation behavior different location unlined tunnel tunnel Rock Dynamics: From...

... loading Reservoir Characterization strength cavendish laboratory braithwaite 2009 geological material information investigation shear strength compression elastic limit fracture Microstructure Rock Dynamics: From Research to Engineering Li et al. (Eds) © 2016 Taylor & Francis Group...

... mechanics coefficient notch contact area relation international journal closure joint matching coefficient deformation Upstream Oil & Gas rock joint experimental study wave propagation JMC Reservoir Characterization Thickness specimen rock mass stiffness Rock Dynamics: From Research...

... structure Earthquake test system stress concentration University Reservoir Characterization seismic response shear box lining rock material Engineering structural geology different sensor anti-seismic research conclusion Rock Pressure underground space technology 16 experiment lining unit...

... and saturated conditions. reservoir geomechanics relation normal stress specimen wellbore integrity dynamic property water content SHPB test Wellbore Design Zhao rock joint closure stiffness JMC Rock Mech Reservoir Characterization Upstream Oil & Gas Thickness incident specific...

... excavation. reservoir geomechanics normal stress implication shear stress frictional slip Reservoir Characterization Zhao discontinuity fault instability gouge degradation Upstream Oil & Gas rock discontinuity excavation stress drop gouge material gouge contact incident wave...

..., and analytical methods will be difficult to be applied. Under such a circumstance, numerical methods could provide promising solutions for stress wave propagation in rock masses. Upstream Oil & Gas particle wave propagation particle-based numerical manifold method Microstructure Reservoir...

... Imaging ray path tomography velocity region Reservoir Characterization dioritic body velocity model evolution fast sweeping method rock-mass degradation microseismic event travel time excavation damage zone acoustic emission seismic imaging imaging technique velocity variation degradation...

... cavern. The dilatancy region surrounding the storage cavern extends progressively along the radial direction with increasing loading cycle. frequency damage variable Reservoir Characterization cyclic loading Upstream Oil & Gas rock salt natural gas storage cavern loading frequency...

... characteristic rock mass reservoir geomechanics numerical method determination fracture water head Upstream Oil & Gas boundary mean square deviation 0 mechanical parameter permeability tensor Reservoir Characterization fracture network technique size effect permeability coefficient rev Rock...

... anisotropic angles. Further, the petrophysical test results are correlated with the mechanical properties. These properties and correlations will further help in increasing the yield of these rocks. Reservoir Characterization oil shale strength shale oil Upstream Oil & Gas wave velocity...

... of temperature characteristics. Thus, fully aware of the influence of temperature on mechanical properties of rock, for ensuring the long-term temperature influence of rock engineering stability and security of the key. real time system construction materials Chinese Journal Reservoir Characterization...

.... Reservoir Characterization Strain Rate Effect strain distribution speckle pattern quasi-static compression heterogeneity specimen brittle rock digital image correlation reservoir geomechanics strain field statistics compression failure mechanism compression process dynamic compression...