numerical modelling case studies in mining

Gentle Introduction to Analytical and Numerical

We are pleased to offer you 100 online training course - Gentle Introduction to Analytical and Numerical Groundwater ModelingThis course offers a flexible and cost-effective way to learn basics of groundwater flow and contaminant transport modeling with analytic element modeling AquiferWin32 is used as a software and numerical groundwater modeling with MODFLOW MODPATH and...

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Comparative study of the convergence of a tunnel excavated

Comparative study of the convergence of a tunnel excavated in rock salt Mathematical modelling in-situ measurement and numerical solution DOI link for Comparative study of the convergence of a tunnel excavated in rock salt Mathematical modelling in-situ measurement and numerical solution...

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Numerical Modeling for Yield Pillar Design A Case Study

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...

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Predictive Numerical Modelling

Latrobe Valley pit lake water balance and water quality modelling RGS was engaged by LVRRS - DELWP to undertake a scoping study in consultation with a panel of experts to develop a framework for modelling the geochemical and limnological evolution of mine pit lakes and identify critical data gaps for follow-up investigation and produce a GoldSim pit lake water balance and water quality...

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Extending empirical evidence through numerical modelling

synergy between empirical and numerical models has helped to improve the effectiveness of both types of models This paper discusses modelling in engineering design and examines the various types of models that are used in rock engineering The synergy between empirical and numerical models is discussed and two case studies are presented in...

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Numerical modeling of open pit OP to underground UG

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 This is first such study for the genuine...

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NUMERICAL ANALYSIS OF STRESS DISTRIBUTIONS FOR

paste-fill materials as a means of ground support for underground mining operations Numerical simulations FLAC3D and RocScience were utilized in analyzing hypothetical literature as well as site-specific field case studi While these simulations confirm generalized stress behaviors...

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Data Mining for Decommissioning of Industrial Areas

Data mining techniques applied to decommissioning In scientific industrial and operating fields data mining represents the computational process of discovering patterns and hidden information in large amounts of data involving automatic or semi-automatic methodsThese high level techniques are widely applied to the decommissioning process of the industrial plants...

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International Journal of Mining Science and Technology

Numerical modeling Failure mechanisms abstract Thispaper presents three case studies comprising failure mechanisms in phyllite mine slopes at Quadrilá-tero Ferrífero State of Minas Gerais Brazil Numerical modeling techniques were used in this study Fail-...

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Metals Special Issue Numerical Modelling in Steel

Articles on the numerical modelling of steel refining in ladle vacuum processing steel flow optimization in tundish or mould slag emulsification into steel steel ingot casting and continuous casting are welcome For the purpose of simulation four different steel grades were defined Case studies represent 34CrNiMo6 DHQ8 CB2 and...

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The Estimation of Post

dimensional linear-elastic mining-induced stress problem and two-dimensional non-linear modelling that accounts for the three-dimensional stresses from mine-wide models and allows for failure to occur This new modeling technique has been used to explore the rock mass post-peak properties through back analyses at a case study mine...

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numerical modelling case studies in mining

back analysis mode using numerical modelling The details of the methodology and the verification can be found in Crowder and Bawden 2005 A short summary of the method follows Three-dimensional mine-wide elastic stresses have been obtained at the case study mine for incr e-mental mining steps over several years using the...

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NUMERICAL MODELING OF OPEN PIT OP TO

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 This is first such study for the genuine conditions of the coal mining in Vietnam...

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CASE STUDY TRIAXIAL APPARATUS NUMERICAL

BURSA DEPARTMENT OF NUMERICAL ANALYSIS GEOTEKO CASE STUDY TRIAXIAL APPARATUS NUMERICAL MODELLING GEOTEKO is a group of companies in Poland offering solutions to complex geotechnical problems GEOTEKO has over 25 years of experience working on over 5000 projects with the likes of KGHM Polska Miedz SA ORLEN SA Metro Warszawskie ARUP...

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Edumine Groundwater Modelling for Mining 2

Oct 31 2019 0183 32 The use of numerical groundwater models enables decision makers to study and evaluate potential impacts of large and complex mining projects Sophisticated models and modelling platforms are however no guarantee of good modelling practice The complexities of groundwater models used for impact assessment may even lead to misuse and/or...

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Numerical Modeling of Mining Caving in Yanzhou China

It is rather complicated to predict the characteristics of strata response to mining operation in thick seams However a comprehensive evaluation of ground behavior is a prerequisite for maintaining efficient production especially when the top-coal-caving method behind the face is applied An analysis of the conditions of top coal has revealed that a 18m thick layer of coal just above the...

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Applications of numerical modelling in underground mining

Sep 01 1999 0183 32 Numerical modelling has been used to investigate a variety of problems in underground mining and tunnelling subsidence induced by longwall coal mining stresses generated when an open stope is filled cemented backfill and the stability of exposures created during subsequent mining of adjacent stopes the interaction of two tunnels and the effects of under-mining a pre-existing tunnel...

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Using numerical modelling to represent parameters

Using numerical modelling to represent parameters affecting cave mining K Suzuki Morales and FT Suorineni Engineering Fundamentals and International Case Studies Society for Mining...

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Numerical modelling

In the presented paper some specific features and problems of numerical modelling applications in mining environment are briefly discussed The issues discussed are documented by three modelling case studi Two of the applications are aimed at mine dewatering problems in active coal min The first represents the...

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Numerical Modelling

804524 Numerical modeling Numerical modeling of WECs can be conducted with computational fluid dynamics CFD software or hydrodynamics software where in the latter case the problem includes the equation of motion which can be solved in either the frequency or the time domain 43 A numerical simulation based on the frequency domain is...

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Underground Mining Methods Engineering Fundamentals and

Underground Mining Methods presents the latest principles and techniques in use today Reflecting the international and diverse nature of the industry a series of mining case studies is presented covering the commodity range from iron ore to diamonds extracted by operations located in all corners of the world Industry experts have contributed 77 chapters...

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Application of Limit Equilibrium Analysis and Numerical

The application of limit equilibrium analysis and numerical simulation in case of slope instability is described The purpose of the study was to use both limit equilibrium methods LEMs and numerical simulations finite element method FEM to understanding the common factor imposing the selected slope into slope instabiliti Field observations toppling analysis rotational analysis and...

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Elastic Versus Inelastic Numerical Modelling of Deep and

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...

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A statistical approach for the integrated analysis of mine

Spottiswoode 2005 described the principles of methodology for an integrated analysis of both rock mass modeling and observed seismicity to predict the amount of seismicity that will be likely to occur over the subsequent months in a given areaMercer and Bawden 2005a b developed a statistical approach for the integrated analysis of mining...

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Mine Design and Numerical Modeling Laboratory

Saharan MR and Mitri HS 2010 Numerical modelling investigations to study effect of geotechnical and explosive properties in limiting rock fracturing due to blasting in deep mining roadways In Proc ISRM International Symposium 2010 and 6th Asian Rock Mechanics Symposium - Advances in Rock Engineering 23-27 October 2010 New Delhi...

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Numerical modelling of complex slope deformations

Two numerical modeling programs FLAC Fast Lagrangian Analysis of Continua and UDEC Universal Distinct Element Code were used in this thesis Three main groups of problems were investigated 1 The analysis of deformation associated with rigid jointed rocks overlying relatively weak layers including a case study involving deformation taking...

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Advanced numerical analysis Fugro

In addition our research into numerical and physical modelling enables us to easily implement changes to our models and benefit our clients Observing deformation patterns and failure mechanisms of shallow and deep foundations using advanced analysis tools can identify behaviour not captured by traditional analysis methods...

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Calibrating Numerical Modeling Tools for Stress Profiles

Dr Mark K Larson a mining engineer at the National Institute for Occupational Safety and Health NIOSH uses Origin in his work as Principal Investigator for a research project on longwall miningThe project involves calibration of numerical tools that output stresses and displacements that result from mining...

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Numerical modelling in Geomechanics

Nov 16 2010 0183 32 Numerical modelling in Geomechanics 1 152 National Seminar on Underground Coal Mining THE FUTURE OF OVERGROUND LIES BELOWGROUND Chief General Manager CP P Singareni Collieries Co Ltd Associate Professor Department of Mining Engineering IIT Kharagpur...

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Mining Model Analyze Underground and Surface Mines

Case Study Developing Safe Mine Re-Entry Plans Using RS2 January 5 2021 Slope failures can suspend open pit mining until a safe re-entry plan is developed In this case study RS2 s Finite Element Analysis was used for back-analysis and for predictive modeling of re-entry scenarios using Shear Strength Reduction...

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