... to plunge pools rather than spillway channels. geologist canada government protrusion chicoutimi geometry geology erodibility variation scour threshold spillway unlined spillway protrusion configuration 4 kirsten index upstream oil & gas erosion configuration sensor aperture...

... south africa government reservoir characterization rectangular pillar geologist data mining geological subdiscipline pillar layout pretoria equation pillar metals & mining pillar strength circular pillar geology geometry dimension napier university malan reservoir...

... artificial intelligence flow in porous media fracture discrete fracture network pollock reservoir characterization isfahan university discretization algorithm runtime geometry figure 5 particle 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) © ÖGG A fast...

... pillar geological subdiscipline calibration figure 3 south africa government texan layout geologist reservoir geomechanics malan numerical table 1 geology metals & mining hangingwall geometry couto closure pillar strength mpumalanga province pretoria lobe...

... oil & gas machine learning prediction geologist artificial intelligence rocscience engineering university geology application variation fos surrogate model pof stability geometry british columbia hariri-ardebili implementation canada government shear strength geoscience table...

..., with the aim of determining, through an experimental campaign, the direct tensile strength of syenogranites. In parallel, a numerical analysis was developed in order to define possible geometries for the test specimens. tensile strength reservoir characterization determination brazil government...

... geology reservoir geomechanics geologist rock mechanic geological subdiscipline experiment fracture upstream oil & gas hydraulic fracturing einstein proceedings geometry rock engineering coulomb symposium united states government reservoir characterization mechanism...

... modeling of the anisotropic and heterogeneous behavior of rock mass due to presence of discontinuities around a tunnel for the prediction of the geometry of over-excavation. UDi is based on the state of the art of the rock mass characterization systems and rock failure criteria. More precisely, UDi...

... geometry, effects of the combination of the fracture pairs are rarely seen. In particular, how the flow behavior be like if the upper and lower fracture walls swapped without changing the morphology of fracture pairs. It can be helpful to reveal a reasonable way to describe the effects of fracture geometry...

... of lateral strains are often not feasible. Instead, lateral strains are frequently recorded in an averaged way on the basis of circumferential strain measurements using chain extensometers. upstream oil & gas europe government poisson geometry austria government reservoir geomechanics...

... this coupling is essential for rock engineering activities. In this paper, we aim to address the following scientific questions by presenting a series of examples from numerical modeling and laboratory experiments: (1) How does fracture asperity geometry affect compaction and shearing that control single...

... instability, alterations in excavation geometry, sliding of rock slopes and increased rock mass permeability (Wang 1981; Larson & Wade 2001; Glamheden & Hökmark 2010) The deformation of rock masses is strongly influenced by the presence of discontinuities, including bedding planes, faults, and joints...

..., 1981). However, the most reliable test is the uniaxial compression one. It consists of two stiff platens, usually made of steel, that compress the specimen up to its failure. Results can strongly vary depending on the surface finishing properties of the plates as well as the geometry and dimensions...

... Materials , where some guidelines on the determination of direct tensile strength through cylindrical rock core testing are contained. Aspects like the dimensions of the metal caps to be used, specimen geometry, linking system or loading rate are provided. Following the line of the ISRM document, the last...

... journal thermal expansion coefficient geoscience injection gradient permeability zang geometry operation geothermal operation plane circulation ABSTRACT: Deep geothermal energy (∼3-6 km depth) is a candidate for sustainable and carbon-free energy supply. One of the main concerns of deep...

... overburden numerical simulation shaft operation campus rapperswil geologist geometry europe government cavern insulation eastern switzerland university thermal conductivity smaadahl elevation 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) © ÖGG Large rock...

... excavation whilst construction boundary finland government reservoir geomechanics loading integrity deformation figure 2 geometry dem reduction mapping 15th ISRM Congress 2023 & 72nd Geomechanics Colloquium. Schubert & Kluckner (eds.) © ÖGG Extensive sensitivity analysis of the Kivenlahti...

... engineered rock caverns with defined geometry and dimension enable the storage of energy. Today, there is no general applicable method to estimate the usability of possible storage sites. Scientific research papers focus on underground thermal energy storage systems, by targeting stability- and thermal...

... of the stimulation and reducing potential risks such as uncontrolled growth or induction of high magnitude seismic events. This study presents tools to interpret the geometry of the induced fracture network and quantify the changes in fluid conductivity induced in the reservoir during stimulations applied...

... geomechanics canada government geology metals & mining sidewall displacement united states government reservoir characterization strainburst geometry axis flux obelisk malovichko geologist excavation geological subdiscipline excavation boundary kaiser tunnel figure 5 correspond flac...