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Keywords: numerical analysis
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Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0092
... society sheath integrity enhanced recovery sheath integrity mechanism numerical analysis sagd thermal method injection cement formulation petroleum engineer wellbore integrity thickness cement sheath defect casing-cement sheath university ARMA 22 92 Numerical Analysis of the Effect...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0554
... reservoirs. fluid dynamics fracture hydraulic fracturing reservoir characterization penetrate hydraulic fracture propagation numerical analysis structural geology equation of state modeling & simulation interaction diameter engineering carbonate reservoir asia government china...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1788
... fracture pattern results confirm the experimental tensile failure along a primary tensile crack initiated at the crown of the hole. 2. NUMERICAL ANALYSIS 2.1. Description of the numerical models The BPM in PFC2D was created by generating an assemblage of disk particles of unit thickness within the physical...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1699
... Dynamics Upstream Oil & Gas calculation particle numerical analysis fluid flow seepage flow granular geomaterial porosity internal stability washout ratio experiment laboratory experiment particle size distribution pfc-cfd analysis washout 1. INTRODUCTION Catastrophic ground...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1101
... Wellbore Design numerical analysis proceedings Plaxis fracture 1. INTRODUCTION The importance of scale effects in rock engineering design is well recognized. It is possible to directly study scale-effects associated with randomly distributed flaws in an otherwise intact rock specimen...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1315
... ABSTRACT: A numerical analysis of coupled viscous fluid flow and joint mechanical deformation was developed to estimate penetration length of cement grout. The coupled analysis was established using discrete element method (DEM) such that parameters of both individual joint and discrete...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-755
.... reservoir geomechanics codeglia Simulation Upstream Oil & Gas passo della morte slope hydraulic fracturing strength mechanism fracture energy rock slope Reservoir Characterization Engineering material property fem-dem numerical analysis numerical analysis Symposium tensile strength...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0655
... tensile crack Reservoir Characterization Wellbore Design numerical analysis water pressure hydraulic fracturing mechanics geomechanics symposium specimen wellbore integrity inner flaw tip june 2016 Gonçalves da Silva geomechanics symposium geothermal reservoir experiment American Rock...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0009
..., and discontinuity dip and properties) can be used to create site specific empirical design charts. metals & mining esterhuizen numerical analysis Reservoir Characterization pillar strength strength formula discontinuity height ratio structural geology strength confinement design chart rock...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-837
... numerical analysis table test case 4 1. INTRODUCTION Underground structures, such as subway facilities, lifelines, warehouses, and so on, consist of the major parts of the infrastructure of modern society and play an important role in its development. In the design of some of underground structures...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-302
... rock engineering-specific modeling software includes approaches for modeling various rock reinforcement and support elements. input parameter numerical analysis specimen perpendicular crack element reservoir geomechanics fracture triangular element excavation fdem element method...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-643
... model survey sections, facilities for debris flow damage reduction were insufficient compared to those in the Route 6 section which is a mountain area. It is thought that several sites require urgent preparation of a facility for debris flow damage reduction. In addition, a numerical analysis showed...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-068
... the confining stress and perforating angle increased, the initiation from perforations became difficult and finally initiated from weak cemented position. experimental result maximum tensile stress loading condition numerical analysis hydraulic fracture fracture propagation upstream oil & gas...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7358
... geomechanics metals & mining numerical analysis relaxation stability stability analysis rock mass strength rock mass damage Upstream Oil & Gas SRM sample stress state Symposium slope stability reduction stress relaxation Reservoir Characterization strength rock slope discontinuity...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-152
... for core disking in and around core stub. drilling operation Martin Reservoir Characterization stress magnitude numerical analysis Upstream Oil & Gas borehole horizontal stress geometry AMT Bonnet granite diameter tensile stress reservoir geomechanics criterion maximum tensile...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-397
... displacement Reservoir Characterization modification Vlachopoulo rock mass tunnel numerical analysis convergence rock engineering Longitudinal Displacement Profile LDP finalratio final convergence maximum plastic tunnel face convergence 1. INTRODUCTION It can prove difficult to determine where...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-534
... behaviour MPa Upstream Oil & Gas reduction numerical analysis excavation reservoir geomechanics Maxwell model creep rock mass support phase2 displacement unsupported condition Kelvin model software tunnel support flac2d Burger model time-dependent behaviour deformation 1...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-677
... Method (NATM). structural geology kurtkoy formation worst geotechnical condition geometry classification numerical analysis Istanbul Upstream Oil & Gas tunnel support design initial support design vertical displacement initial support system Reservoir Characterization...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-392
... factor. The influence mechanism of stress and temperature to creep is different. The new transient creep phase will never be performed by temperature increasing while can be performed again by deviatoric stress change. Numerical analysis demonstrates that volume convergence has business with the value...
Proceedings Papers

Paper presented at the 46th U.S. Rock Mechanics/Geomechanics Symposium, June 24–27, 2012
Paper Number: ARMA-2012-362
... having mechanical properties representative of an actual sandstone, the proportion of cement, sand and water (in volume) of 1.0 : 5.0 : 2.4 was used. sand control numerical analysis stand alone condition Simulation experiment displacement radial displacement Upstream Oil & Gas...

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