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Keywords: stress distribution
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1228
... in the rock, and found that the larger the crack angle, the larger energy storage coefficient and the smaller energy dissipation coefficient (Peng K et al. 2019). reservoir characterization distribution characteristic characteristic stress distribution step 34 upstream oil & gas china key...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1600
... medium rock property metals & mining upstream oil & gas artificial intelligence rock property node python script learning approach prediction dataset shape code principal stress distribution simulation in-situ stress condition plastic zone underground excavation excavation stress...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0124
... stress distribution fracture element propagation Staudtmeister fracture internal pressure 1. INTRODUCTION The increasing demand of energy and the liberalization of the energy markets have led to more flexible storage options, characterized by high-frequency cycles and high withdrawal rates...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0222
... ABSTRACT: Ordovician carbonate rocks make up the main reservoir stratum in the Tuofutai region of the Tahe Oilfield. The rocks exhibit extensive formations of the faults, fractures and caves which results in a rather complex stress distribution. To determine the variation in the stress field...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0340
... & Gas shale gas well MPa cement stone cement sheath proceedings tensile stress plastic strain complex reservoir sheath cyclic loading inner cement sheath stress distribution large-scale multistage hydraulic 1. INTRODUCTION Shale gas reservoir, featured in low porosity and low...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0311
... ABSTRACT: In order to investigate the stress distribution characteristics and deformation failure law of micro-coal structure under loading, a digital model that can characterize the true pore structure of coal and rock mass is constructed by combining computed tomography (CT) scanning and 3D...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0427
... objective value estimation boundary condition application algorithm realization modulus field procedure stress distribution in-situ stress reservoir geomechanics random field stress deviation reference point property field geomechanical property assimilation 1 1. INTRODUCTION...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1541
... Rate wellbore wall production monitoring Artificial Intelligence steam-assisted gravity drainage injection process MPa stress distribution flow assurance Reservoir Surveillance complex reservoir pore pressure coefficient thermal recovery well maximum principal stress direction equation...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2062
... ABSTRACT: The analytical wellbore stability model proposed in this study allows for a more accurate calculation of the safe drilling window for horizontal wells drilled in anisotropic shale formations. The stress distributions around the horizontal wellbore, based on Green and Taylor...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2019
... Design Modeling & Simulation strength hydraulic fracturing Thickness plug fracture annular cement cement stress distribution interface global model toughness wellbore integrity system deformation displacement fluid-driven interface abandonment cement sheath 1. INTRODUCTION...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-026
... to mitigate the challenges associated with excessive floor heave. metals & mining orientation reservoir geomechanics strength floor material Thickness US government Reservoir Characterization stress orientation stress distribution Magnitude floor heave Upstream Oil & Gas fireclay...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-514
... factor, XFEM is less favorable than the FEM. hydraulic fracturing aperture crack tip reservoir geomechanics element method XFEM Reservoir Characterization Upstream Oil & Gas initiation Artificial Intelligence stress distribution compression propagation analytical solution stress...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-674
... on the other hand Abaqus simulated normal stress along the dyke and reduction of stress after mining through the dyke. Figures 17 to Figure 21 illustrate the stress distribution along the dyke through the mining sequences. Figure 17. Stress distribution after de-stressing the dyke. Figure 18. Stress...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-730
... structures that are still not well understood. A critical design issue is the determination of stress distributions around the excavation and through the backfill material. This paper details the development of a reliable numerical model for the simulation of stress distributions and behaviors with respect...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-156
... partial core periphery lateral reinforcement interface strength pull-off test failure surface stress distribution rock type rock material granite geological discontinuity tensile strength DTT 1. INRODUCTION The pull-off test (POT) is widely used to obtain the tensile strength of concrete...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0556
... fracturing hydraulic fracture height growth perforation cluster stress distribution sequential hydraulic fracturing simulation result investigation hydraulic fracture reservoir matrix element shale formation fluid viscosity permeability interface propagation 1. INTRODUCTION Horizontal wells...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0894
... solution configuration reservoir simulation type-2 boundary condition stress distribution effective property shear modulus stress fluctuation agreement mechanical parameter modulus distribution 1. INTRODUCTION Upscaling of flow parameters for reservoir flow simulation has been extensively...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0105
... 0.04 0.06 0.08 0 100 200 300 400 500 600 700 T o rq u e (N .m ) Time (s) Conventional PDC cutter Bionic PDC cutter Fig. 4. The anti-torque of rock to different cutters. 3.2. Stress State Fig.5 and Fig.6 show the stress distribution of different cutter at the same time when the equivalent cutting depth...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0033
... engineering stress distribution paste backfill interface 1. INTRODUCTION & BACKGROUND Technological innovations with respect to cemented paste backfill material (CPB) as a means of ground support have promoted a global increase in the application of the stope-and-fill mining method for the excavation...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0563
... enhanced recovery compression force contact stress stress distribution design requirement California Fluid Dynamics contact interface sealant behavior gasket profile tunnel segmental joint EPDM gasket waterproof capacity interface ABSTRACT: Water leakage is a big issue for the tunnel...

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