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Keywords: compression test
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Proceedings Papers

Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-546
... US government Reservoir Characterization reservoir geomechanics Fluid Dynamics GeoModel microcrack porosity application Upstream Oil & Gas strength triaxial compression compression test invariant compaction pore collapse Wellbore Design limit surface elasticity stress state...
Proceedings Papers

Paper presented at the Gulf Rocks 2004, the 6th North America Rock Mechanics Symposium (NARMS), June 5–9, 2004
Paper Number: ARMA-04-615
... connected to the piston. Once properly calibrated, such system is more precise than the traditional burette and allows a continuous measurement of the pore volume. Three type of tests were performed, all of them at room temperature conditions: isotropic compression tests with a mean effective stress...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0027
... Department of Geo-system Engineering, Faculty of Engineering, The University of Tokyo, Japan ABSTRACT: The particle size distribution of debris produced by the unaxial compression test was studied. Then the particle size distribution of detritus sampled from nine places and excavated using different...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0069
... ABSTRACT: This paper is devoted to the constitutive modelling of coupled elastoplastic damage in a hard claystone. A summary of experimental data, obtained from triaxial compression tests including unloading cy- cles, is first presented. These results show an important plastic deformation which is coupled...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0205
... that most directly would reveal the bonding strength of the material. In a simple conceptual model, the bonds would simply be pulled apart. Frictional effects and mechanisms like pressure solution at the grain contacts, would probably be absent or negligible. 2 BRAZILlANAND COMPRESSIVE TESTS The simplest...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-0769
... geomechanics Upstream Oil & Gas confinement compression test Wellbore Design Simulation plane shear strength granite interaction fracture tessellation compression friction angle crack growth discrete rock crack growth axial splitting dilatancy Pacific Rocks 2000, Girard, Liebman, Breeds...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1233
... Characterization Upstream Oil & Gas cylinder hydraulic fracturing strength drilling fluids and materials point load strength test double impact test fragmentation rigid platen compression test fracture WEI brittle sphere impact energy static compression hiramatsu mechanics experiment...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1007
... simulation reproduce model prediction different water saturation degree compression test effective stress experimental data water saturation degree lateral strain plastic deformation mechanism axial strain suction triaxial compression test Pacific Rocks 2000, Girard, Liebman, Breeds 8 Doe...
Proceedings Papers

Paper presented at the 4th North American Rock Mechanics Symposium, July 31–August 3, 2000
Paper Number: ARMA-2000-1169
... failure compression test transition laboratory Reservoir Characterization volumetric strain load path compression loading flow rule strain increment fossum compaction cap plasticity model plastic strain deformation Pacific Rocks 2000, Girard, Liebman, Breeds & Doe (eds) O 2000 Balkema...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1833
... method, RFPA TM (Rock Failure Process Analysis), is used to model the evolution of progressive frolure leading to collapse in uniaxial loading of brittle materials. The numerical compression tests show three typical patterns of acoustic emissions depending on the heterogeneity of the rock, which...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1589
..., respectively. extensometer observatory reservoir geomechanics rockmass discontinuity envelope Reservoir Characterization Upstream Oil & Gas cavern laboratory chlorite rock material SNO cavern initiation compression test damage initiation fracture initiation criterion excavation...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1337
... ABSTRACT: In order to examine the influence of the water as stress corrosion agent on the strength of rocks, a series of uniaxial compression tests under the water vapor pressure ranging from 10 -3 to 10 3 Pa is conducted on Kitagishima granite and Kumamoto andesite. The values of the stress...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1643
... ABSTRACT: Hydrostatic compression and triaxial compression tests including post-failure region were carried out on Inada granite to measure permeabilities at various stages during deformation using the transient-pulse method. Granites, generally, have an orthorhombic anisotropy due...
Proceedings Papers

Paper presented at the 2nd North American Rock Mechanics Symposium, June 19–21, 1996
Paper Number: ARMA-96-1937
... such as strain softening, dilation, and fracture that arise from extensive microcracking throughout the bonded assembly. Such behavior is demonstrated by comparing synthetic properties with physical properties of Lac du Bonnet granite subjected to confined and unconfined compression tests. The PFC 2D model...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0557
... region compression test compression Rock Mechanics. Nelson & Laubach (eels) © 1994 Ba/kema. Rotterdam, ISBN 90 54103808 Modeling the effect of disorder on the compressive strength of rock S.C. Blair Lawrence Livermore National Laboratory, Livermore, Calif. & Department of Material Sciences...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0775
... triaxial test compression test acoustic velocity anisotropy stress path limestone anisotropy Rock Mechanics, Nelson & Laubach (eds) © 1994 Balkema, Rotterdam, ISBN 90 541 03808 Acoustic velocity anisotropies in Cordoba Cream limestone during different deformational stress paths M.Azeemuddin, T. E...
Proceedings Papers

Paper presented at the 1st North American Rock Mechanics Symposium, June 1–3, 1994
Paper Number: ARMA-1994-0945
... the post-peak modulus, based on a large number of uniaxial compression test results on igneous rocks. Also, using an extended data base on over 50 different types of rocks of various origins, the authors propose some critical BIM values that can be used to evaluate, in a preliminary manner, the bursting...

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