... reservoir reservoir geomechanics media matrix porous media hydraulic flux injection coefficient geologist calculation multiphase flow geological subdiscipline formulation compressibility vicinity saturation calculation displacement khalili saturation fractured reservoir fractured porous...

... ABSTRACT This study aims at improving our understanding on the stress field dominating the intersection between two tunnels of different diameter and hence provide insights on the stability against shear failures in this vicinity. Theoretical modeling of the deformation of rocks...

... ABSTRACT We investigate horizontal stress variation in the vicinity of the deep-seated Balarud Lineament in the northern part of Iran's Dezful Embayment in the Zagros Fold and Thrust Belt (ZFTB). Both petrophysical data from drilled oil and gas wells (3-4 km deep) and earthquake focal plane...

... be obtained only at discrete points – from seismic events analysis or wellbore data. This paper is focused on the latter – the problem of using wellbore data to understand the in-situ stresses at rock mass via estimating stresses existing in the well vicinity. estimation experiment consideration...

... tensional and compressional stress perturbation around the producing well in the vicinity of fracture tips and fracture walls while the stress is released as the well produces. In addition, the magnitude of stress variation in the well group increases with the depletion at the beginning, followed...

... in use, any volume of fractured medium subjected to an arbitrary stress state may be characterized by all possible spatial orientations of hydraulically conductive shear fractures. In the current study the analyzed stress state corresponds to stress concentration in vicinity of an inclined well. Spatial...

... events occurrence when mining through the dyke. Increase in potency at the vicinity of the dyke was also noted. metals & mining strength seismic event Upstream Oil & Gas experiment Artificial Intelligence vicinity seismically active geological structure Implementation stress...

... of the cavern. Results reveal the significant influences of idle time, gas pressure range, and injection and withdrawal cycles on stress, strain and temperature distributions in the vicinity of the cavern. More analyses are needed to confirm the influence of thermo-mechanical cycles of pressurization...

... vicinity Cheng Reservoir Characterization reservoir geomechanics normalized pore pressure diffusion geothermal reservoir diffusivity fracture Upstream Oil & Gas pore pressure injection Ghassemi Heat Extraction fluid injection permeability matrix deformation ARMA 17-544 Numerical...

... ABSTRACT: Pore pressure reduction, caused by reservoir fluid production, will alter the stresses in the vicinity of a producer. These stress alterations affect the propagation of hydraulic fractures that originate e.g. during water or polymer injection into injector wells as part of enhanced...

... strain rate tensor constitutive model Reservoir Characterization vicinity repository concept excavation disposal drift waste management repository thermo-mechanical behavior cask backfill material emplacement evolution interaction ARMA 13-389 Simulation of thermo-mechanical behavior...

... numerical analysis and the field data. The study results demonstrate that the stope size and the existing of Creighton Fault in the vicinity of the stope have a significant effect on the stope stability . 1. INTRODUCTION Copper Cliff Mine is located about 10 km south east of Sudbury Basin, within...

... mass fraction, and temperature are determined around the borehole for some cases. Upstream Oil & Gas pore pressure borehole Reservoir Characterization Fluid Dynamics concentration total stress distribution borehole wall pore pressure distribution flow in porous media vicinity...

... Golder Reservoir Characterization mapping Upstream Oil & Gas vicinity discontinuity evaluation Homestake excavation Dusel ARMA 11-482 Preliminary Design of the 4850-Level Excavations at DUSEL Part 1 Geological Engineering Evaluation of Rock Mass Conditions Carter, T.G.1, Otto, S.A.2...

... ABSTRACT A three-dimensional poroelastic numerical model for calculating three-dimensional stress and pore pressure distributions in the vicinity of multiple fractures is developed and used to analyze the potential for rock failure resulting from fluid injection during hydraulic fracturing...

...) opening mode and in providing crustal information for establishing the Cenozoic crustal evolution history in the East Asia. It is also expected to provide basic geological information to develop natural resources in the vicinity of East Sea. Tsushima Island is located in the Korea Strait between...

... these two effects. Numerical results indicate that induced seismic events have magnitudes characteristic of microseismicity, and most of them occur in the close vicinity of the fracture front. The analysis of events shows that their grouping allows for defining the fracture plane, while the central line...

... into the following categories: Fracture in-situ: <1 % Breakage: 15% Displacement: 4% Crushing in the vicinity of the blasthole: 1.5 to 2% Fly-rock: <1% Deformation of solid rock behind the shot: <1% Ground vibrations: 40% Air blast/noise : 38 to 39 % Many researchers have studied the influence of fragmentation...

... with generating heat. The authors made an experiment to fracture a mortar specimen of 300 mm cube by setting expansive cement in a 50 mm diameter hole bored in the center of the specimen. Located AE (acoustic emission) sources clustered in the middle of a lateral surface and the hole rather than the vicinity...

... representation of the stress field around the crack tip in a vicinity of an interface is extracted from the exact solution. Particularly, the SIF Green's function due to the unit double force applied at the crack faces is derived for arbitrary distance s of the crack tip from the interface. This paper also...