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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
... stability problem which is of key importance for an important engineering structure and located in a landslide area is investigated comprehensively. The results of this investigation could be helpful to the engineers focusing on such landslide problems. upstream oil & gas numerical analysis...
Proceedings Papers

Paper presented at the ISRM European Rock Mechanics Symposium - EUROCK 2017, June 20–22, 2017
Paper Number: ISRM-EUROCK-2017-040
... drilling fluid chemistry drilling fluid property �uriš 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...
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
... 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 x-ray ct image...
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. Analysis...
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...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-150
... & mining Reservoir Characterization Upstream Oil & Gas different time step model 3 Artificial Intelligence stability analysis numerical analysis safety factor pillar fragmentation data mining underground structure Rock mechanics stability stress distribution ldbh stope reservoir...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-144
... wall is less than 1.0 m. Thus, it is shown that the excavation damage on the drift floor is much larger than that on the drift wall. Also, the result of the numerical analysis is consistent with that tendency. Furthermore, we also propose a conceptual model of the EDZ showing the extent, hydraulic...
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, discrete element...
Proceedings Papers

Paper presented at the ISRM International Symposium - EUROCK 2016, August 29–31, 2016
Paper Number: ISRM-EUROCK-2016-085
... on the 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 Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-173
... MPa compressive strengths. Figure 1 shows the results of the numerical analysis and the condition of drill cores from a horizontal hole drilled into the tunnel sidewall and a hole drilled from the corner of tunnel. The core conditions from the two holes are in good agreement with the results...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-144
... 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 reservoir...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-188
... waste 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...
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...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2015, October 7–10, 2015
Paper Number: ISRM-EUROCK-2015-186
... stress factor confinement compressive strength radial stress component strength numerical analysis primary stress state pillar strength factor prediction cutability Upstream Oil & Gas Rock mechanics penetration primary stress level rock mass Fault Zone Abstract...
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...
Proceedings Papers

Paper presented at the ISRM Regional Symposium - EUROCK 2014, May 27–29, 2014
Paper Number: ISRM-EUROCK-2014-140
... Upstream Oil & Gas numerical analysis geometry istanbul metro subsidence management plot oke excavation Reservoir Characterization face reinforcement full face excavation reduction tunnel surface settlement overburden fpgua parametric analysis Umbrella overlap installation...

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