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Keywords: equilibrium
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1241
... for normal faulting frictional equilibrium, injection-related shear events start sooner than in the Niobrara A and C, which require higher pore pressure to stimulate shear slip. 1. Introduction In this paper we report a geomechanical study principally related to understanding hydraulic fracture...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1043
... in-situ conditions (Isik et al. 2008; Agan 2014; Birid 2015). reservoir geomechanics equilibrium saudi arabia government radial displacement diameter strength property reservoir characterization displacement upstream oil & gas simulation version 7 pressuremeter simulator numerical...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1265
.... wellbore design hydraulic fracturing specimen size strength reservoir geomechanics size effect reservoir characterization upstream oil & gas equilibrium specimen bond strength incident bar stress rate rock specimen strain rate fakhimi particle model numerical result equation loading...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1547
... fracture marble Reservoir Characterization Upstream Oil & Gas Rock mechanics rock material shear stress granite axis fracture shear fracture hydraulic fracturing shear strength equilibrium fracture surface striker rock type mineral 1. INTRODUCTION The shear strength and failure...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-218
... Characterization Upstream Oil & Gas dynamic equilibrium equilibrium incident bar reservoir geomechanics strength Loading Rate physical test strain rate numerical simulation coefficient stress-strain curve particle rock strength compressive strength specimen contact point numerical result 1...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-1042
... Characterization overburden equilibrium reservoir geomechanics strength pillar failure calculation subsidence support capacity Upstream Oil & Gas displacement Simulation seismic event pillar Magnitude pillar model overburden material scale model contour loading cross section 1...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-401
... resistivity log equation equilibrium equilibrium dp dt plot equilibrium plot gradient thermal conductivity Upstream Oil & Gas mechanism Artificial Intelligence pore pressure compaction Abbeville field pt plot transition zone basinmod excess pressure Introduction We have examined...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-084
... the relationship among stress, pressure, deformation and rupture growth. hydraulic aperture reservoir geomechanics aperture equilibrium normal stress injection pressure variation reservoir characterization hydraulic fracturing fluid flow fluid pressure shear stress rupture growth jog upstream...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-176
... of contemporary deep mining. determinant boundary equilibrium study rockburst lakehead university metals & mining rockburst occur coefficient relation instability dynamic load mechanism rockburst equation pillar inherent rockburst deng upstream oil & gas inherent rockburst boundary...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7072
.... The testing methodologies involve the direct control of the water content and the subsequent measurement of the total suction at equilibrium by a psychrometer. Furthermore, the volume change response of the material upon total suction variations can be investigated: a fluid displacement technique with a non...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-638
... surfaces is represented explicitly in the model and elastic deformation of the rough surfaces are calculated using a semi-analytical approach that ensures the surfaces remain in static equilibrium throughout the simulations. Chemical alteration of the surfaces is modeled using a depth-averaged reactive...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-523
..., there are implicit assumptions about length, time and stress scales, of the order of kilometers, decades and tens of MPa, that influence this study but the general approach should be more broadly applicable. Reservoir Characterization equilibrium reservoir geomechanics drainage Upstream Oil & Gas...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-248
... demonstrated the importance of rock bridges on the stability of slopes [2-8]. reservoir geomechanics hydraulic fracturing metals & mining Reservoir Characterization horizontal displacement displacement mechanism wedge discontinuity equilibrium rock slope basal surface horizontal...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-150
... by the application of initial conditions (i.e. stress, displacement or forces) at the boundary of the area of interest. equilibrium mechanism measurement location metals & mining complex stress field assumption stress heterogeneity Reservoir Characterization Simulation hypothesis variability...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-251
... that stresses on the block faces are known before excavation and once a face is freed, the block moves as a rigid body in translation and rotation. Applying equilibrium and rock joint behavior equations, the stresses on the faces after excavation can be calculated and stability evaluated using a Mohr- Coulomb...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-598
... is not essential in the approach outlined here. structural geology equilibrium Upstream Oil & Gas stress function application fracture interaction Reservoir Characterization tension joint borehole stress pattern slip curve equation deviatoric stress tectonic stress wellbore stress...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-423
... creep is retrofit into the simulator and results indicate potential importance for pressure solution at reservoir scale. However, an equilibrium simplification is incapable of examining long term compaction trends, and a kinetic based form may be necessary to reproduce these large scale behaviors...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-422
..., and are expectedly influenced by similar creep processes. Of currently available models for pressure solution, few are extendable for variable conditions of stress and temperature, and none have successfully constrained final (equilibrium) compaction magnitudes. With past models and experiments primarily focused...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-454
... ABSTRACT: Dissolution and precipitation of mineral constituents may have a significant influence on the evolution of the mechanical and transport properties of granular aggregates pushed far from equilibrium. They are major porosity-altering processes that operate in many sedimentary rocks...
Proceedings Papers

Paper presented at the 44th U.S. Rock Mechanics Symposium and 5th U.S.-Canada Rock Mechanics Symposium, June 27–30, 2010
Paper Number: ARMA-10-172
... daily. A simplified shale model has been built with equilibrium between osmotic pressure and normal stress acting on the clay platelets by ignoring insignificant factors under practical drilling conditions. This new model reveals that there are two distinct water bodies in swelling shale. Changing...

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