numerical modelling case studies in mining

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Water outbursts in underground mining with steeply dipping ,

European Journal of Environmental and Civil Engineering Volume 18, 2014 - Issue 5 Submit an article Journal homepage , Coal mining under aquifers in China: A case study , 3 Numerical model in the case study...

The relation between in situ and laboratory rock ,

However, a crucial step in modelling is the determination of rock mass mechanical properties, more precisely rock stiffness and strength properti This paper presents the results of a review of numerical modelling stiffness and strength properties used to simulate rock mass...

numerical model - SlideShare

This paper introduces the basics of different numerical modelling approaches, various applications of numerical modelling techniques for strata management in mines and various numerical modelling codes that are being used elsewhere in the world in the field of mining...

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...

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 ....

Numerical modelling of spontaneous crack generation in ,

The experimental results of simulating the spontaneous crack initiation on the laboratory scale in brittle materials are very valuable for validating the numerical simulation results obtained not only from the particle simulation method, but also from other numerical simulation methods...

Case Study - novametrixgm

numerical groundwater flow models to define future inflow rates into an underground gold mine in Minas Gerais State Hydrogeochemical assessment to characterize groundwater quality Case Study Modeling drawdowns at Minas Gerais site in Brazil Visit us on the web at: waterslb Differentiation Through Technology and Services...

Numerical modelling of complex slope deformations

New interpretations of existing failure mechanisms were presented in the case of the Frank Slide, and improved understanding of the failure mechanism and slope deformation were gained in the Luscar Mine and Spis Castle case studi Furthermore, hypothetical modelling studies relevant to underground mining and block-type deformations allow an ....

PDF Numerical Analysis And Modelling In Geomechanics Free ,

Innovative Numerical Modelling in Geomechanics will be of interest to civil, mining and environmental engineers, as well as to engineering geologists The book will also be useful for academics and researchers involved in geotechnics...

Numerical Modeling of Subsurface Blasts - PUC

Numerical Modeling of Subsurface Blasts Jhon Silva Castro1, L Sebastian Bryson2 , numerical model were compared against case histories where empirical equations and monograms were developed to , configuration used for the models in the study is presented in Figure 2 As part of the modeling Figure 2 Mesh refinement...

Paper: Using numerical modelling to represent parameters ,

Using numerical modelling to represent parameters affecting cave mining , Numerical models have an advantage over empirical methods when it comes to understanding the physics of a rock mechanics problem such as caving geomechanics , (eds), Underground Mining Methods: Engineering Fundamentals and International Case Studies, Society for ....

Optimisation of Dump Slope Geometry Vis-à-vis Flyash ,

Stability of waste dump is now gaining importance due to increasing depth and size of mine Management of dump nearby mining areas is one of the most critical and crucial task for mine management due to limited land and other governing laws related to environment and forest conservation In this paper, a study was conducted to establish the effect of slope angle on the stability of waste ,...

numerical modelling case studies in mining

Numerical modelling of longwall mining and stability Numerical modelling of longwall mining and stability in gates caused by longwall mining numerical modelling theories in mining numerical modelling case studies in mining, Groundwater Modelling for MiningNumerical Modelling is the second in the series of three cours....

Numerical modeling for longwall pillar design: A case ,

This paper presents an integrated investigation of the ground stability of a deep gateroad with a 1 km burial depth based on a field test, case studies, and numerical modelling...

Numerical Modelling Of Mining Induced Subsidence

Numerical Modelling Of Mining Induced Subsidence W Keilich University of Wollongong Ross W Seedsman University of Wollongong, [email protected] N Aziz University of Wollongong, [email protected] Research Online is the open access institutional repository for the University of Wollongong For further information contact the UOW Library:...

numerical modelling case studies in mining

Groundwater Modelling for Mining 2 - Numerical , - EduMine 11 Oct 2013 , Groundwater Modelling for Mining 2 - Numerical Modelling is the second in the series of three cours , The course comprises ten learning sessions of 30 to 60 minutes each, several case studies,...

NUMERICAL MODELING OF COAL MINES WITH A ,

The first case study is an analysis of two different gateroad designs at a deep cover longwall mine where the results of the laminated overburden model are compared with the results from a traditional homogeneous isotropic overburden model...

Abouzar Vakili - Principal Geotechnical Engineer ,

The improved unified constitutive model (IUCM) is a result of collating the most notable recent research works in the area of rock mechanics and extensive back-analysis of mining case histories ....

Maptek - Mine Modelling & Evaluation Case Studies - Vulcan

Read case studies on mine design, modelling, evaluation an maintenance of open pit and underground mines with Maptek Vulcan mining software Products Mine Planning , PointStudio software is an intuitive point cloud processing and modelling package for mining,...

Introducing a new criterion for tunnel crown settlement: a ,

Dec 23, 2016· The study sought to analyse the settlement of Chehel-Chay tunnel and present a model and equation to predict the settlement of tunnel crown Various methods such as numerical modelling, Artificial Neural Network (ANN), Adaptive Neuro-Fuzzy Inference System (ANFIS) are employed and a new equation is presented...

Event Info Site - ausimmeventsair

Program Below is the conference program for AusRock 2018 Click on each session to view the presenters, their abstract and biography Note: the program is subject to change at any time at the disrection of the organising committee...

Assessment and Control of Ore Dilution in Long Hole Mining ,

Parametric numerical modeling Ore dilution Rock mechanics Underground mining Hanging-wall reinforcement Stope type Stope case study This is a preview of subscription content, log ,...

Numerical computation of average pillar - saimmcoza

case studies of selected visual observations and monitored deformations of actual pillars against an estimate of the load that is carried by these pillars The usefulness of these analyses is strongly dependent on the accuracy of the estimated pillar load Before numerical modelling programs were commonly available....

Effect of the Dip and Excavation Orientation on Roof ,

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 ,...

Numerical modelling of suction filling using DEM/CFD

Numerical modelling of suction filling using DEM/CFD Author(s) C-Y Wu, Y Guo Publisher Elsevier Source Chemical Engineering Science Keywords dem, die filling, Gravity Filling, Powder Compaction, Powder Flow, Suction Filling Year 2012...

The failure of the Stava Valley tailings dams (Northern ,

of tailings facilities has mainly concentrated on the stability of tailings dams, while relatively few studies have investigated the flow of tailings released after dam failure In this context, it is possible to state that, if the complex rheological behaviour of the tailings material is captured correctly during the flow, numerical modelling ....

Numerical Modeling of Mining Caving in Yanzhou China

By using numerical simulation, this paper regards the influence of coal mining on the above tunnel as approaching excavation problem and studies the tunnel deformation law with three different coal mining ,...

Text Mining and Analysis - SAS Support

2 Text Mining and Analysis: Practical Methods, Examples, and Case Studies Using SAS in textual data Using social media data, text analytics has been used for crime prevention and fraud detection...

Numerical modelling of complex slope deformations - CORE

New interpretations of existing failure mechanisms were presented in the case of the Frank Slide, and improved understanding of the failure mechanism and slope deformation were gained in the Luscar Mine and Spis Castle case studi Furthermore, hypothetical modelling studies relevant to underground mining and block-type deformations allow an ....

Groundwater Modelling for Mining 2 - Numerical Modelling ,

Groundwater Modelling for Mining 2 - Numerical Modelling covers set-up of a numerical model, model calibration and verification, modelling predictions, and evaluation of model uncertainty The course comprises ten learning sessions of 30 to 60 minutes each, several case studies, and interactive reviews that confirm achievement of the learning ....

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