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Keywords: Simulation
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1429
... characterization upstream oil & gas pore pressure usa rock matrix infill stress zone stress change well configuration hydraulic fracturing infill well production fracture simulation fracture horizontal well ghassemi oklahoma ARMA 21 1429 Analysis of Frac-hits in Stacked & Staggered...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1449
... of the fluid-solid system for simulating hollow cylinder tests in order to to investigate this coefficient. Numerical results are matched on the experimental data of Papamichos et al. (2001) and the mathematical data of Gravanis et al., (2015). By back analysis, the coefficient can be determined...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1600
... the output variables in the vicinity of the excavation boundaries, and the DL model is then designed and trained to take the simulation results and directly predict a set of output responses for a wide range of influence factors, bypassing the FEA computation. This study demonstrates the feasibility...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1605
... dependence of the toughness on the confining pressure if the peak pressure is interpreted as the initiation pressure. Comparison between the predicted and experimental peak pressure for a series of tests on cement samples indicates similar trends between experiments and numerical simulations. However...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1607
... these test results without resort to more elaborate phenomenological constitutive models. Fitting exercises are provided for each aspect of the constitutive model based upon the material tests. Example simulations are provided demonstrating the significance of each feature of the model. Of note...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1608
... is chosen to be an octagon in plan. Although we employ bricks, this poses no difficulty for the technique. In practice, many more mines and correspondingly larger computational domains are encountered. Since calculations are routinely performed, simulating decades of time, computational effort becomes...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1976
... simulations. The paper uses this effective constitutive model to account for strain rate dependent reservoir compaction during depletion, re-pressurization and water-flooding. By designing an inverse problem, we present a workflow to assess whether it is possible to estimate reservoir properties based...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2048
... carnallite and tachyhydrite rocks. The parameters of the DPL model are determined using an advanced optimization technique known as Bayesian inference that allows the best fit between the numerical mode and the experimental data to be obtained. The results obtained from the numerical simulations indicate...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2053
... pressure, several FEM simulations were run using different wellbore orientations. As expected, results show that the best orientation is parallel to the minimum horizontal stress, because in this case hydraulic fractures grow perpendicular to the wellbore. When the well trajectory deviates from...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2083
... simulation was performed to investigate stick-slip vibrations at 1400 ft. depth. Simulation results using field data indicate that Model-II encounters a low range of stick-slip severity (SSV) as compared to Model-I, which is in the moderate range. Comparison with the field value for SSV shows Model-II...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2095
... the contact condition on the Gaussian points is implemented to account for the interaction. Numerical simulations with and without the contact scheme are compared with our theoretical solutions which are derived following the Hertzian assumption with only the normal displacement over a fixed contact area...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1096
... is explained by plastic flow, microfracture growth, and healing processes (Dusseault et al., 1987; Mraz et al., 1991; Costa et al., 2005; Firme et al., 2018). us government reorganization pressure solution contact state halite grain upstream oil & gas initial compaction simulation compaction...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1222
... & Fall, 2018). upstream oil & gas triaxial compression hydraulic fracturing simulation reservoir characterization engineering characteristic technology beijing metals & mining fracture rock backfill interface specimen backfill rock-backfill interface stress-strain curve mpa...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1967
... project risk, provide insights into reservoir behavior, and potentially forecast production. upstream oil & gas simulation dfn renewable energy stimulation phase prediction fracture aperture natural fracture hydraulic fracturing model prediction simplification application fracture...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1181
... ABSTRACT: We consider a Lagrangian algorithm for modeling the flow of hydraulic fracturing materials during a stimulation treatment of subterranean formation. The computational cost and accuracy associated with Lagrangian methods for particle transport simulation are directly related...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1198
... upstream oil & gas cluster distance shale gas fracturing mode deflection angle reservoir characterization hydraulic fracturing fracture 6 stress interference extension length well space total length reservoir geomechanics complex reservoir simulation sequential fracturing fracture...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2154
... ABSTRACT: Numerical simulation of hydraulic fracturing plays a critical role in optimal development of unconventionals. Several tools have been developed over the past decade by academia and industry to address this requirement. The complexity of non-linear governing equations combined...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2040
... ABSTRACT: This paper focuses on the simulation of acoustic signatures created by fluid flow through a porous material with the goal of learning physical flow characteristics from flow-generated acoustic signatures. A fluid-solid interaction solver (FSIS), as a part of a combined finite...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1130
..., etc. Therefore, understanding the mechanical properties and failure process of fractured rocks containing pre-existing flaws is of significance to ensure engineering stability. strength rock mechanics fractured rock complex reservoir simulation dfn hydraulic fracturing fracture number...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1253
... simulation is one of the main approaches to study the interaction between PDC cutter and rock. With the rapid development of numerical approaches in past years, various methods have been employed in this area. However, its simulation is still a challenge problem mainly due to the difficulties...

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