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Keywords: identification
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Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0556
... affects the amount of required support in tunneling application and the probability of hanging up occurrences at draw points in cave mining. When considering a discrete fracture network model, the most fundamental and important step is the identification of complex formed blocks, their geometry, and even...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-0599
... ABSTRACT: The problem of coexistence of circulation leakage and blowout in drilling is difficult in drilling technology. Rapid and accurate identification of the location of the leakage layer is the key to taking reasonable measures to solve the problem. field parameter calculation method...
Proceedings Papers

Paper presented at the 56th U.S. Rock Mechanics/Geomechanics Symposium, June 26–29, 2022
Paper Number: ARMA-2022-2310
... ABSTRACT: Real-time identification of formation lithology is of great significance to optimization of drilling rate and directional drilling. However, the experimental observation method and the statistical analysis method require researchers with rich experience and professional knowledge...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1764
... artificial intelligence node neural network pore pressure classifier ml algorithm pressure zone application identification decision surface training data adaboost algorithm machine learning upstream oil & gas study area prediction talara basin hyperplane dataset ARMA 21 1764...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1217
... point initial stage sst reservoir geomechanics multistage triaxial testing mpa mst pagoulato identification reservoir characterization experimental investigation friction angle ppd volumetric strain failure envelope poisson deflection point ARMA 21 1217 Experimental Investigation...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1062
... production control well logging fracture characterization new perspective hydraulic fracturing upstream oil & gas volumetric analysis basement fracture anisotropy characterization western offshore basin completion installation and operations wellbore seismic identification workflow...
Proceedings Papers

Paper presented at the 55th U.S. Rock Mechanics/Geomechanics Symposium, June 18–25, 2021
Paper Number: ARMA-2021-1889
... attribute allowed the identification of channels highlighting both their shape and filling material. Integrating this analysis with the well logs, we found a consistent decrease in density, an increase in the neutron log values, and a decrease in the acoustic impedance suggesting the presence...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-1791
... class machine learning classification accuracy ratio Upstream Oil & Gas accuracy variation identification characteristic input parameter topology classification accuracy characterization limestone lithological classification p-wave velocity Visualization dataset information self...
Proceedings Papers

Paper presented at the 53rd U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2019
Paper Number: ARMA-2019-2205
... Reservoir Characterization Upstream Oil & Gas wedge stability wedge analysis mass failure identification reservoir geomechanics strength tensor assumption discrete fracture network rock wedge major facility equation rock mass fracture compound wedge 1. INTRODUCTION Rock Wedge...
Proceedings Papers

Paper presented at the 51st U.S. Rock Mechanics/Geomechanics Symposium, June 25–28, 2017
Paper Number: ARMA-2017-0711
... of several convex blocks, the identification criteria of finiteness and removability for non-convex blocks can be established through analyzing the relationships between the combined block and its sub blocks. Aiming at the redundancy in the combination algorithm of exhaustive enumeration method, a new...
Proceedings Papers

Paper presented at the 49th U.S. Rock Mechanics/Geomechanics Symposium, June 28–July 1, 2015
Paper Number: ARMA-2015-162
... in TBM tunnels. Therefore, block classification for TBM tunnels is set up according to the main differences between TBM tunnels and tunnels using traditional methods, which has laid the foundation of simulating a TBM tunnel. What' more, the identification of Influenced Block and the simulation procedure...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-318
... accuracy multi-well analysis Iran identification clay mineral identify clay mineral classification shurijeh formation petrophysical log CEC bayesian classifier mineral 1. INTRODUCTION Reservoir characterization is a considerable process whose main objective is Identification and assessment...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-331
... cluster center identification positioning position result arrival time algorithm microseismic source k-mean algorithm positioning method STA LTA method Reservoir Characterization calculation optimized positioning method amplitude seismological society source position equation 1...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-601
... laboratory experiment identification lateral confinement rock mass 1. INTRODUCTION Rock mass is an important natural material encountered in various kinds of underground constructions, e.g. constructions of tunnels with high overburden or simply deep tunnels. Investigating excavation methods, designing...
Proceedings Papers

Paper presented at the 47th U.S. Rock Mechanics/Geomechanics Symposium, June 23–26, 2013
Paper Number: ARMA-2013-380
... of tunnel lining were also carried out to verify the numerical results. Reservoir Characterization field test concrete type consumer health frequency identification Health & Medicine microtremor rock mass normal stiffness nature frequency Upstream Oil & Gas numerical simulation...
Proceedings Papers

Paper presented at the 45th U.S. Rock Mechanics / Geomechanics Symposium, June 26–29, 2011
Paper Number: ARMA-11-509
... issues related to fractures in reservoir rock: identification of natural fractures, particularly the open ones; the effect of these fractures on rock mechanical properties, particularly the rock hetereogeneity; and the challenges these fractures pose to engineering design, particularly well planning...
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-10-296
... CFI plot identification Reservoir Characterization fracture characterization layer thickness bedding mechanical stratigraphy hydraulic fracturing mechanical layer intensity rock mass fracture fractured layer cumulative fracture intensity relation Thickness fracture development facies...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-126
... of the Austrian hydro-power company KELAG included an extensive large scale field test program, aiming at the identification of these parameters. The plate load tests were conducted in the tunnel, measuring the force, the absolute displacements of both plates and the displacements in the surrounding rock mass...
Proceedings Papers

Paper presented at the The 42nd U.S. Rock Mechanics Symposium (USRMS), June 29–July 2, 2008
Paper Number: ARMA-08-307
... is an ever growing catalog of rock cuts that expose highway users to rockfall hazards, and transportation agencies to economic and social liabilities. Be it for open pit mining or infrastructure engineering, the identification and evaluation of high risk slopes, exposed rock surfaces, and debris piles...
Proceedings Papers

Paper presented at the Golden Rocks 2006, The 41st U.S. Symposium on Rock Mechanics (USRMS), June 17–21, 2006
Paper Number: ARMA-06-1046
... inaccessible. During the era when the majority of concrete dams were designed and constructed by the United States Bureau of Reclamation (Reclamation; 1920-1950), typical geotechnical and geomechanical analyses did not include identification of key blocks in the foundation or abutments as a possible failure...

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