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Keywords: laboratory test
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Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1556
... failure mode investigation mechanical property flow in porous media laboratory test numerical specimen different homogeneity index Potyondy Cundall uniaxial compression test Microstructure homogeneity index grain-based model stress-strain curve salt rock 1. INTRODUCTION Salt rock, which...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1833
... well logging laboratory test Reservoir Characterization log analysis geomechanical characterization tight sandstone Argentina characterization Upstream Oil & Gas heterogeneity mechanical property Neuquen Basin structural geology strength coefficient determination correlation...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-044
... ABSTRACT: The catastrophic failure in coal mines, known as bumps, is one of the most challenging engineering problems associated with coal mining in highly stressed conditions. In this study, coal samples obtained from a Utah coal mine are investigated by conducting laboratory tests. However...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1419
... this paper, taking a certain footwall slope for the example, three calculation methods were compared for stability analysis of the footwall slopes. Firstly, calculation parameters of the rock masses and discontinuities were obtained through site tests and laboratory tests. Secondly, a strength...
Proceedings Papers

Paper presented at the 52nd U.S. Rock Mechanics/Geomechanics Symposium, June 17–20, 2018
Paper Number: ARMA-2018-1146
... Reservoir Characterization annulus pressure diameter laboratory test annulus permeability test Upstream Oil & Gas information reservoir geomechanics Efficiency shale barrier formation pore pressure distribution shale barrier test sensor annulus permeability permeability...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0186
... ABSTRACT: During the last decades, researches about tool/rock interaction of Polycrystalline Diamond Compact (PDC) cutters have been focusing on numerical modeling aspect due to its time efficiency compared to the laboratory testing. Among the different numerical methods, researchers commonly...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-276
... 100,000,000 or more. Hence, to mitigate risks of inadequate HF treatment by reducing uncertainty in the design phase, HF design parameters may be better defined through laboratory tests. This study was performed on a series of specimens prepared from specimens of core from an Iranian carbonate gas reservoir...
Proceedings Papers

Paper presented at the 50th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2016
Paper Number: ARMA-2016-419
... of cement and bentonite; however, concerns exist in regard to the ability of these methods to effectively seal the DRZ and the potential for seal degradation over extended time periods. hydraulic fracturing thermally Upstream Oil & Gas modeling reservoir geomechanics laboratory test...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7158
... angle and the surface friction angle is examined under the normal component being kept constant. A small scale laboratory test is reported to get a better understanding during/at impact. Under the condition in which the normal component has set to be (roughly) constant, it has been recognized that the...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7171
... transition from one situation to the other. Calibration of numerical models with more laboratory tests will validate them to be used in later developments. Upstream Oil & Gas scale effect joint surface discontinuity numerical evaluation horizontal displacement normal stress strength...
Proceedings Papers

Paper presented at the 48th U.S. Rock Mechanics/Geomechanics Symposium, June 1–4, 2014
Paper Number: ARMA-2014-7398
... Abstract Time-delayed deformation in rock is a common phenomenon which complicates interpretation of laboratory tests and creates uncertainty when results from laboratory tests are applied in the field. It is therefore desirable to include such effects in constitutive models used to describe...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-554
... reservoir geomechanics laboratory test consolidation pore pressure equivalent reservoir pressure experiment sandstone effective stress Reservoir Characterization loading compressibility accuracy porosity requirement stress path Upstream Oil & Gas volumetric strain reservoir...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-247
... ABSTRACT In order to clarify the mechanisms of hydraulic fracturing in unconsolidated formation, we carried out laboratory tests in this study. For a simulated borehole, a casing pipe was buried vertically in a cubical specimen of unconsolidated sands with moderate permeability of 5 mD. After...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-389
... ABSTRACT Laboratory tests on dry outcrop and artificial sandstone indicate that non-elastic deformation appears quickly upon loading from the forming state or a turning point on the stress path. Upon further loading the non-elastic part of the deformation may increase or decrease depending on...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-362
... section is to identify the gaps between the routine laboratory tests and the field observed rock strength degradation and to explore quantification of strength degradation for practical applications. A review is provided on the routine laboratory tests with an emphasis on their failure mode and the...
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-10-443
... production control Reservoir Characterization Reservoir Surveillance production logging frequency reservoir geomechanics hydraulic fracturing laboratory test Upstream Oil & Gas production monitoring fracture characterization normal stress borehole fracture hydraulic...
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-10-439
... established, considering that the cutting response combines two distinct processes, pure cutting and frictional contact that are both rate-independent processes. The paper concludes with a benchmarking of the proposed model with data from laboratory tests conducted with a modified CNC lathe. The results...
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-10-231
... bit design bit selection cutting cutter reservoir geomechanics Wellbore Design modeling Upstream Oil & Gas Eulerian rock cutting mesh Simulation elmadagli Reservoir Characterization hydraulic fracturing laboratory test tool tip horizontal force numerical simulation...
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-10-262
... sand control have been developed for the oil industry. This paper shows an analysis of the gravel pack system behavior under high stress contrast through laboratory tests, carried out in a big poliaxial frame. Laboratory tests for reproducing well condition with large samples have been made by a few...
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-10-232
... matched the laboratory test results. Particle crushing was found to play a significant role when a rock had a relatively high strength or a high stiffness. 1. INTRODUCTION Understanding the mechanics of rock cutting and developing a credible modeling framework has important implications across a...

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