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Keywords: boundary condition
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1619
... %. upstream oil & gas drilling fluid boundary condition small size lower part horizontal section diameter consistency index drilling operation drill pipe fluid behavior index volume fraction directional drilling rotation speed transportation reach drilling eccentricity small size cutting...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1153
...-linear constitutive models leads to the need to address this large-scale problem with advanced numerical methods. upstream oil & gas earthquake run-out process fernández vertical wall boundary condition china landslide daguangbao landslide characteristic mpm model constitutive model...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1985
... is applied to the rock as boundary conditions. Numerical simulations were performed using constitutive models such as Mohr-Coulomb and Von-Mises. The equivalent von Mises criterion is used to check the yield stress when subjected to displacement due to subsidence. According to the models analyzed, the casing...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2318
... using direct shear tests under different boundary conditions, where the effects of the initial normal stress, normal stiffness, and joint surface roughness were studied. Both strain-softening and strain-hardening characteristics were observed for shear stress curves, depended on normal boundary...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1135
... described regarding the typical cell boundary conditions, are shown in Fig 1 b. The material size of FE reservoir models of tens to hundreds of meters properties for the model units reservoir rock and over- and (2) how can the geometry of the FE grid properly /underburden remain the same in all scenarios...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1783
... literature is known as pseudo-radial flow. The authors also implement the new model in Matlab ® software in order to evaluate the general solution, so as initial and boundary conditions. The model calibration is performed through a porous media oil flow simulator, which showed a high convergence...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2142
... artificial intelligence metals & mining inflow performance well performance engineering assessment water inflow inflow assessment simulation model dimension farhadian groundwater inflow numerical modeling dimension katibeh international journal model extent birjand boundary condition...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1391
... pressure upstream oil & gas facilitating well planning wellbore stability reactivation geomechanical model boundary condition correlation stress boundary condition enhanced recovery structural geology fadhlan nik kamaruddin cohesion mechanical properties fault surface plastic strain...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1322
... initial flaw fluid pressure circular wellbore inclination angle boundary condition stress difference upstream oil & gas dual boundary element method lubrication equation complex reservoir regime boundary element method fluid viscosity principal stress integral equation equation...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1568
..., and the rocks are placed in that as inclusions that are assumed to be periodically repeated over the medium. Hence, a periodic boundary condition is imposed on the RVE to determine the equivalent elastic modulus in macro-scale. Moreover, the impact of the cohesiveness between soil and rock aggregates...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1238
... stiffness proceedings reaction curve boundary condition excavation grc reservoir geomechanics strength ground reaction curve pillar deformation pillar deformation ARMA 21 1238 Support Design Using the Ground Reaction Curve and Support Reaction Curves at Underground Limestone Mines. Castillo, J...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1611
... extraction efficiency fluid temperature heat exchange skeleton porous formation boundary condition hydraulic fracture wellbore integrity upstream oil & gas temperature change fluid circulation heat extraction efficiency extraction equation surface temperature geothermal reservoir ARMA...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1327
... upstream oil & gas reservoir characterization structural geology pore pressure drawdown depletion co 2 storage reservoir upper reservoir enhanced recovery footing-wall reservoir pore pressure boundary condition active fault scenario simulation geometry reservoir integrity inactive...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0085
... compressibility and stress sensitive, bedding-parallel permeability exponents in Mancos shale samples indicate an approximately 50% reduction in both storage and transport multiplier magnitudes when measured under uniaxial strain boundary conditions, as opposed to the more routinely applied hydrostatic “net...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0141
... & Gas node boundary condition matrix Reservoir Characterization complex reservoir constraint numerical code algorithm paluszny discontinuity fracture equation virtual element method Lagrange multiplier hydraulic fracturing element method wrigger contact problem penetration contact...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0228
... and boundary conditions of the two- layered material case, (b) the pressure results, and (c) the results between EG and CG methods. To illustrate this statement, the comparison between the EG and CG methods for a heterogeneous media, i.e. random and 0 fields, is proposed. Fig 6 shows the model geometry...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0254
... propagation constitutive parameter deviator stress vertical hydraulic fracture propagation fracture propagation core sample experimental data creep experiment fracturing materials Zoback stress measurement lateral strain complex reservoir stress magnitude boundary condition differential stress...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-0427
... ABSTRACT: Currently, the trial and error approach is widely used to modify the boundary conditions and mechanical properties of geomechanical models to match and predict the field of stresses, which could be time consuming and laborious. This paper proposes a fast matching method...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1734
... and to investigate the effect of different boundary conditions to provide feedback to the experimental program. Specifically, in this paper we focus on studying the effect of beddings and their orientation on the propagation of hydraulically induced fractures. For this purpose, we built a model recreating...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1995
... in porous media drillstem/well testing reservoir depletion test site infinite model fracture reservoir geomechanics Modeling & Simulation Upstream Oil & Gas Drillstem Testing depletion breakthrough boundary condition sensitivity well interference permeability hydraulic fracturing...

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