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Keywords: numerical analysis
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Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2020, June 14–19, 2020
Paper Number: ISRM-EUROCK-2020-009
... helpful to the engineers focusing on such landslide problems. upstream oil & gas numerical analysis convergence measurement excavation structural geology anomaly solution alternative entrance limestone slope stability reservoir characterization displacement ground condition eurock...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-040
...¡ numerical analysis drilling fluid selection and formulation richard šňupárek procedia engineering 191 mining gallery mathematical model extraction Reservoir Characterization drilling fluids and materials strength factor seam metals & mining excavation major principal stress pillar...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-100
.... Ensuring the stability of the well is very difficult under such conditions. The proper determination of the state of stress, strain and displacement of the rock mass around the hole is critical in the design of directional holes. Numerical analysis tools which take into account the structure of the rock...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-086
... specimen granite Reservoir Characterization Upstream Oil & Gas numerical analysis hydraulic fracturing fracture process procedia engineering 191 mineral reservoir geomechanics mineral grain anisotropy tensile strength material interface Microstructure crack initiation strength specimen...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-077
.... This paper describes the process of investigation into the influence of full scale underground operations, using three dimensional finite element analysis, to forecast possible pit failure. The numerical analysis was undertaken using data collected at the Prominent Hill mine in South Australia...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-099
... Abstract This paper presents the results of numerical analysis carried out using PLAXIS 3D on behaviour of rock-socketed pile subjected to independent and combined loading. The numerical procedure adopted in the analysis was validated by comparing the load test results reported in the...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-008
... a discontinuous approach must be utilized. This approach can be extended to masonry structures, so as to find by means of numerical analysis the peak ground acceleration and frequency at which the historic monument is most vulnerable and to predict the anticipated failure modes. The numerical...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-085
... laboratory experimental results and in situ observation of real failure crack patterns. metals & mining Upstream Oil & Gas Reservoir Characterization hydraulic fracturing calibration reservoir geomechanics strength numerical analysis fem dem numerical analysis mechanical response...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-081
.... According to the proposed method, the collapse of structures can be predicted by elasto-plastic analyses. 1 INTRODUCTION In any numerical analysis of underground structures, such as tunnels and vertical shafts, the initial state of the stresses of the ground medium is firstly calculated by applying...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-129
... as space resources and would like to utilize publicly, are increasing. In this study, the authors tried to check the seismic response of some underground quarries through numerical analysis and field measurement. The authors first carried out field measurement with seismic velocity meters which have...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-150
... of Rock Mechanics and Mining Sciences 46(6): 1088 1096. 940 metals & mining Reservoir Characterization Upstream Oil & Gas different time step model 3 Artificial Intelligence stability analysis numerical analysis safety factor pillar fragmentation data mining underground...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-137
...Rock Mechanics and Rock Engineering: From the Past to the Future Ulusay et al. (Eds) © 2016 Taylor & Francis Group, London, ISBN 978-1-138-03265-1 The numerical analysis of response and stability of stone masonry bridges in Azan (Aizanoi) antique city in Kütahya province of Turkey J. Tomiyama & Ö...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-144
... numerical analysis is consistent with that tendency. Furthermore, we also propose a conceptual model of the EDZ showing the extent, hydraulic and mechanical properties of rock mass, and the characteristics of the fractures from the results of this research and previous studies. 1 INTRODUCTION Effective...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-173
... Characterization determination stope numerical analysis deformation MPa excavation strength value ABSTRACT: The paper discusses the reasons for the introduction of new mining system. Details of investigations to determine in situ rock mass strength are presented. Back analysis of existing mine tunnels...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-144
... both equilibrium (1) and continuity (2) have to be fulfilled in each time step: Reservoir Characterization pore pressure rock mass type lining Upstream Oil & Gas normal stress shield skin excavation Fault Zone displacement numerical analysis deep tunnel cross section 60...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-188
... management tunnel face Tunnel Face Stability Investigation safety value calculation stability geometry stability analysis nuclear power plant hand calculation numerical analysis water pressure rock mass safety mecsekérc zrt Fault Zone ABSTRACT: The first underground radioactive waste...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-110
...). Another is a long-term heating and hydration experiment on MX-80 pellets that is being performed by CIEMAT (Centro de Investigaciones Energéticas, Medioambientales y Tecnológicas) since 2012 (Villar 2012). Both laboratory experiments have provided numerous database for the numerical analysis. Based on the...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-186
... following steps: A 3D numerical analysis of the secondary stress state in the rock mass while the advance approaches a fault zone, thus causing a stress increase in the face area of the competent pillar; 3D numerical analysis of the cutting process on heterogeneous numerical models with brittle...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-007
... features from data acquired during the construction and service stages. In this paper, the deformation mechanism and the effect of countermeasures are discussed based on the results of in-situ measurements over a six-year period and of numerical analysis. The relation between tunnel deformation and the...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2014, May 27–29, 2014
Paper Number: ISRM-EUROCK-2014-090
... and the length 100 m. Due to the numerous weakness zones, the large span, the thin rock roof and the horizontal rock stress field, the numerical analysis was carried out consisting of both 2D and 3D numerical analysis. The analysis showed that the maximum displacement is expected to be about 20 mm. An...

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