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Keywords: Rock mechanics
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Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1130
..., 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-2021-1347
... is the diameter, and t is the disc specimen's thickness. Carneiro et al. (1943) and Akazawa (1943) initially developed this experiment for concrete (Akazawa 1943; Carneiro 1943). It was eventually extended to rock by the International Society for Rock Mechanics (ISRM 1978; Li and Wong 2013). Due to its...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1054
... investment and development (Fjar et al., 2008). information management complex reservoir artificial intelligence coalbed methane upstream oil & gas criteria reservoir characterization shale gas structural geology rock mechanics international journal anisotropic strength criteria...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1061
... ABSTRACT: Understanding the true failure mechanism of rock and rock-like materials has been a significant challenge in rock mechanics particularly in the rocks with high brittleness where the sample fails rapidly under complex mixed mode of shearing and multiple tensile cracking. This study...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1103
..., both led to a good match in peak strengths for the entire range of confining stresses tested, although the latter failed to properly replicate the confinement dependency of peak dilation angle and the post-peak response. reservoir geomechanics strength rock mechanics international journal...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1855
... ABSTRACT: The thick gravel layer is widely distributed in the Tarim oilfield in western China. Gravel content and cementation in strata vary greatly. The gravel layer's rock mechanics characteristics are difficult to determine. The damage of bit and the sticking due to the broken gravel often...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1863
... is insufficient, and the hydration of mud shale leads to the decrease of the strength of the well rock, which is the main reason for the frequent occurrence of wellbore instability. Based on the theory of rock mechanics, according to the instability characteristics of the target well section, this paper selects...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1864
... structural geology risk management engineering goldsim energy release rate longwall top coal gas emission excavation step rock burst reservoir simulation release rate rock mechanics international journal excessive gas emission artificial intelligence upstream oil & gas coal variation...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1251
... ABSTRACT: Underwater rock blasting has widely application in the underwater engineering. Compared with single underwater blasting, the cumulative damage of rock can occur under cycling blasting, which weakens the rock mechanics parameters and causes the macro failure of rock. In this paper...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1281
... cutter international journal wellbore design engineering efficiency rock mechanics thermal stress rock temperature characteristic topography experiment mass fraction water jet pdc cutter rock breaking ARMA 21 1281 Experimental analysis on rock failure mechanism under the joint action...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1310
... upstream oil & gas mechanism rock stress stress field rock engineering cornet reservoir geomechanics structural geology rock mechanics stress determination rock mass françois international symposium injection fracture ARMA 21-1310 Remembering François H. Cornet s contribution...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1379
... the strength of coals, leading to wellbore collapse. Hence, the use of reliable geomechanical inputs for optimisation of drilling parameters is paramount to successful CSG well delivery. reservoir geomechanics wellbore design engineering reservoir characterization structural geology rock mechanics...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1801
... theory), and the propagation of fracture (linear elastic fracture mechanics) (Adachi et al., 2007; O'Keeffe et al., 2018). upstream oil & gas mechanism specimen reservoir geomechanics tensor analysis international journal hydraulic fracturing rock mechanics experiment amplitude...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1152
... ABSTRACT: Carbonate rock mechanical properties are important factors affecting the effect of acid fracturing, However, strength characteristics and deformation mechanism of tight carbonate rock under reservoir conditions are unclear currently. Triaxial compression experiment was conducted...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1309
... reservoir geomechanics multistage fracturing lb1 hydraulic fracturing top stage completion installation and operations lecampion upstream oil & gas initiation lb2 bottom evolution experimental data viscosity laboratory rock mechanics mpa injection rate completion design experiment...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1225
... rockburst damage rockburst ARMA 21 1225 Quantifying underground excavation damage induced by mine seismicity Sansyzbekov, G. and Adoko, A.C. School of Mining and Geosciences, Nazarbayev University, Nur-Sultan, Kazakhstan Copyright 2021 ARMA, American Rock Mechanics Association This paper was prepared...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1427
... behavior reservoir characterization intensity factor rock mechanics notch depth geopolymer specimen zhang alkaline activation hedayat tensile strength ARMA 21 1427 Understanding the mode I fracture behaviors of the geopolymer made by alkaline activation of gold mine tailings Zhang, Nan; Hedayat...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1432
... is subjected to statistics and locality. To sum it, this study revealed promising findings of the utilization of the proposed correlations to create geomechanical models for the Yamama formation, southern Iraq to be used in many applications related to rock mechanics. Introduction A cost-effective approach...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1118
... and Maybee, 2000, Esterhuizen, 2006, Kaiser et al., 2011, Renani and Martin, 2018). reservoir geomechanics strength upstream oil & gas rock pillar metals & mining squat pillar esterhuizen pillar model international journal reservoir characterization pakalnis rock mechanics mpa...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-2047
... difficult to create without the elimination of the tensile stresses at the crack tip by applying the confining stresses. upstream oil & gas rock mechanics ndb-2 reservoir geomechanics notch tip load-point displacement hydraulic fracturing shear strain international journal reservoir...

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