The present study examines the behaviour of a fault in Copper Cliff Mine, Canada, with a 3D numerical model encompassing major geological structures in the area of interest Three types of numerical analyses are conducted, namely elastic and elasto-plastic analyses in static conditions and elasto-plastic analysis in dynamic conditions...
The present study examines the behaviour of a fault in Copper Cliff Mine, Canada, with a 3D numerical model encompassing major geological structures in the area of interest Three types of numerical analyses are conducted, namely elastic and elasto-plastic analyses in static conditions and elasto-plastic analysis in dynamic conditions...
The numerical model was used to back-analyze the two cases of yield pillar application in the hope to find the principle for yield pillar design In order to improve the reliability of the numerical model, the strain-hardening gob and strain-softening pillar materials were meticulously calibrated, and the coal/rock interface strength was ....
Numerical modeling is an important tool in rock engineering The choice for a particular numerical method is based on its capacity to represent the problem boundary conditions, the material behavior, and the pertinent rock mass failure mechanisms It follows that there could be more than one numerical method suitable for a particular problem...
Research Projects , Maintaining stable mining excavations and limiting unplanned overbreak are some of the main problems in narrow vein mining The use of numerical modeling became a popular method for this since it is capable of examining stress patterns and identifying rockmass failure , Three-dimensional models of the case study ....
application of numerical models with a case study for better understanding of strata behaviour in coal min The numerical model results on stress concentration over pillar, stook and the rib showed variation of 36%, 833% and 612%, respectively as compared to the field observations for 7 m thick coal seam Purpose of...
Software Industries Case Studies Events Technical Library Blog News Contact Request your free trial Numerical modeling in the mining industry: CADFEM and ROCKY DEM at IPMC-2018 Share this Home; , Exhibition participants and the Congress discussed several concepts in the field of modeling of the mining industry by:...
Software Industries Case Studies Events Technical Library Blog News Contact Request your free trial Numerical modeling in the mining industry: CADFEM and ROCKY DEM at IPMC-2018 Share this Home; , Exhibition participants and the Congress discussed several concepts in the field of modeling of the mining industry by:...
horizontal stress is parallel to the dip Two case studies are presented and evaluated against the findings of stress analysis results The study showed that the empirical rules of orienting headings parallel to the maximum stress are generally applicable to dipping excavations, except when mining in the up-dip direction...
Feb 23, 2014· This video discusses the Financial Modelling for selected mini cases studi...
Case studies of high stress situations are provided that show where the simpler elastic approach was adequate, and where , and, in the case of the inelastic approach, failure profiles in a solid material subjected to a set of forc , Numerical Modelling Deep Mining 07, Perth, Australia 53...
Case studies of high stress situations are provided that show where the simpler elastic approach was adequate, and where , and, in the case of the inelastic approach, failure profiles in a solid material subjected to a set of forc , Numerical Modelling Deep Mining 07, Perth, Australia 53...
Modeling of rock mass is a very difficult job due to the presence of discontinuities, anisotropic, heterogeneous, and nonelastic nature of rock mass, using empirical and numerical methods [1, 2] The complex nature and different formation make the rock masses a difficult material for empirical and numerical modeling...
Case studies of high stress situations are provided that show where the simpler elastic approach was adequate, and where , and, in the case of the inelastic approach, failure profiles in a solid material subjected to a set of forc , Numerical Modelling Deep Mining 07, Perth, Australia 53...
In order to be a safe mining method by using paste fill, it is necessary to do a research on the stability of paste fill which is used to fi ll the mining stope The study was conducted based on the analytical method and numerical modeling...
coalmines based on combining numerical modelling and seismic analysis The methodology is based on the comparing between the observations, the seismic activity and the numerical modelling for establishing a close correlation between the location of seismic activity and the induced stress The paper presents two case studies using seismic and geo-...
Jan 16, 2018· This paper presents a new numerical modeling procedure and design principle for longwall pillar design with the assistance of numerical simulation of FLAC3D A coal mine located in Yanzhou city, Shandong Province, China, was selected for this case study...
This case presents a large number of alternative modeling approaches, some of which are appropriate for supervised, some for unsupervised, and some for semi-supervised data scenarios The third extended case, Predicting Stock Market Returns is a data mining case study addressing the domain of automatic stock trading systems These four sessions ....
application of numerical models with a case study for better understanding of strata behaviour in coal min The numerical model results on stress concentration over pillar, stook and the rib showed variation of 36%, 833% and 612%, respectively as compared to the field observations for 7 m thick coal seam Purpose of...
Apr 26, 2018· The purpose of this study is two-fold: (i) to illustrate the new developments that have been introduced into the combined finite-discrete element method (FEM/DEM) to model layered materials and (ii) to show the effectiveness of this new modelling approach for simulating the short-term mechanical response of Opalinus Clay...
Cite As: Suzuki Morales, K & Suorineni, FT 2017, 'Using numerical modelling to represent parameters affecting cave mining', in M Hudyma & Y Potvin (eds), Proceedings of the First International Conference on Underground Mining Technology, Australian Centre for Geomechanics, Perth, pp 295-307...
The paper is, therefore, a critical review of the hitherto proposed methods of predicting the impact of underground operation (UG) on open pit mining (OP), illustrated with selected examples of case studies on OP-UG interaction, followed by an original experiment based on numerical modeling method...
The case study concerns the extraction of a panel, called T05 (Figure 1 4) The objective of the numerical modelling was to determine the final length of the panel, which would ensure safety and profitability The large scale numerical model allows to include the old panels mined out before and can influence the induced seismicity...
numerical modelling case studies in mining SpatioTemporal Modelling of Dust Transport over Surface Mining numerical modelling case studies in mining 6 Jun 2008 of the GIS we present a case study focused on the modelling of dust transport over a surface coal mining area Using numerical simulations the possible effects of ...
Read case studies on mine design, modelling, evaluation an maintenance of open pit and underground mines with Maptek Vulcan mining software [Chat Online] numerical modelling case studies in mining Spatio-Temporal Modelling of Dust Transport over Surface Mining ,- numerical modelling case studies in mining ,6 Jun 2008 , , of the GIS, we present ....
Numerical Modeling of Mining Caving in Yanzhou China , Home Applied Mechanics and Materials Progress in Industrial and Civil Engineering III Numerical Modeling of Mining , This paper demonstrates the attempt to identify a reasonable chain pillar width in the condition of large mining height, along with a case study at the gateway of No1103 ....
A review of different pillar strength estimation approaches for an analysis of the dilution in strength of the heightened pillar suggested that numerical modelling provides a better option for such a systematic study Accordingly, investigations are conducted on simulated models in laboratory adopting a recognised numerical modelling procedure...
Innovative Numerical Modelling in Geomechanics is the 6th and final book in this series, and contains papers written by leading experts on computational mechanics The book treats highly relevant topics in the field of geotechnics, such as environmental geotechnics, open and underground excavations, foundations, embankments and rockfill dams ....
Numerical Modeling of Explosives and Propellants, Third Edition provides a complete overview of this rapidly emerging field, covering basic reactive fluid dynamics as well as the latest and most complex methods and findings It also describes and evaluates Russian contributions to the experimental explosive physics database, which only recently ....
duced Numerical modeling techniques will then be used to back-analyze the case to find the principle for yield pillar design 3 Case Study 31 Geological and Mining Conditions A coal mine in China (Fig 4a) was selected for the case study The longwall panels associated with this study were 3100, 3102, and 3104, all of them extracted the No ....