/Products/numerical modelling case studies in mining

numerical modelling case studies in mining

Applications of numerical modelling in underground mining

Sep 01, 1999 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

Numerical Modelling of Undermined River Valleys A Case Study

Numerical Modelling of Undermined River Valleys A Case Study Ground subsidence due to mining is a common dilemma confronting the underground coal mining industry. The effects of underground longwall mining on river valleys have come under scrutiny, especially when mining is located underneath catchment areas.

numerical modelling case studies in mining

Groundwater Modelling for Mining 2 Numerical Modelling Groundwater Modelling for Mining 2 Groundwater Modelling for Mining 2 Numerical Modelling covers set-up of a numerical model, several case studies, Quote Price

(PDF) An overview of numerical modelling applied to deep

A variety of numerical analysis methods were applied to two underground mines to assess the potential for rockbursting to occur within a sill pillar in a tabular orebody, and to investigate four...

Numerical Modelling of Mine Workings

modelling for the South African mining industry, with particular reference to the gold and platinum industries. It also covers a research sub-project investigating the use of expert systems and intelligent user interfaces to aid in the process of numerical modelling. Although the bulk of the project involved the production of the numerical

Numerical modelling approach for mine backfill Request PDF

The modelling strategy is studied using a case study mine from Canadian mining industry. In the end, results of numerical model parametric study are shown and discussed. Discover the world's research

The Use of Numerical Modeling for Underground Coal Mine

Jan 01, 1993 This chapter discusses the use of numerical modeling for underground coal-mine design and presents a numerical stress analysis of problems arising from the underground mining of coal deposits. It describes modern high-production mining methods

(PDF) Numerical Modelling of Surface Subsidence Associated

Numerical Modelling of Surface Subsidence Associated with Block Cave Mining Using a FEM/DEM Approach. Case Study Palabora mine This can be observed from the characteristic of the mining

numerical modelling case studies in mining

Groundwater Modelling for Mining 2 Numerical Modelling Groundwater Modelling for Mining 2 Groundwater Modelling for Mining 2 Numerical Modelling covers set-up of a numerical model, several case studies, Quote Price

Groundwater Modeling in Mining: A Case Study

Groundwater Modeling in Mining: A Case Study FIDS Water Resources Symposium Mundzir H. Basri. Outline INTRODUCTION GUIDELINES AND OBJECTIVE MODEL CONSTRUCTION AND CALIBRATION Numerical groundwater flow and contaminant transport model is developed using FEFLOW –3D groundwater flow

Mine Design and Numerical Modeling Laboratory McGill

Three-dimensional models of the case study mining block are constructed to examine drift stresses associated with individual stope recovery as the mining block is extracted. Model results include stress distribution around the drift, extent of yield zones as well as drift deformation profiles.

(PDF) Numerical Modelling For Engineering Analysis And

Mar 21, 2018 based on civil and mining engineering case studies by dif- post stability of engineering structures using numerical modeling. This study presents the review of the 19 years of research studies

GROUNDWATER FLOW MODELLING APPLICATIONS IN

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 studies. Two of the applications are aimed at mine dewatering problems in active coal mines. The first represents the

Numerical Modeling for Engineering Analysis and Designing

Numerical modeling gives a sound understanding for solving complex engineering problems related to the tunnel shape, size, mine layout, and design of roof support system to consent consistent and technoeconomic feasible performance of mining structures throughout their planned life of operations [ 18

numerical model SlideShare

May 02, 2014 safe operation of mining structures. Numerical modelling has emerged as a popular tool solving the static as well as the dynamic processes assisting in proper design and operation of the structures. This paper introduces the basics of different numerical modelling approaches, various applications of numerical

Mathematical Modelling University of Utah

Case Study A1. Deterministic Model in Contagious Disease. Case Study A2. Electromagnetic Forces in High Field Magnet Coils. Project B1. Mass Balance of a Reactor in Steady State. Project B2. The Free and Forced Vibration of an Automobile. Project B3. Cantilever Beam Subjected to an End Load. Part II — Partial Differential Equations Case Study A3.

Mine Design and Numerical Modeling Laboratory McGill

Saharan, M.R. and Mitri, H.S. (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

Mining Model & Analyze Underground and Surface Mines

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 modelling of re-entry scenarios using Shear Strength Reduction. Integration of Radar Data in Slide3 and RS3 Slope Stability Modeling September 14, 2018

Edumine Groundwater Modelling for Mining 2 Numerical

Oct 31, 2019 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.

A review of techniques, advances and outstanding issues in

Apr 01, 2003 Also considered is the characterization of rock masses which is necessary to provide input to the numerical models, and there is illustration of how enhanced understanding is obtained through the use of such models. 2.1. Numerical methods for modelling continuous and discontinuous rock massesIn numerical modelling of engineering problems, some

Strength, fallouts and numerical modelling of hard rock

mining progress. A parametric study was conducted in which strength properties, location, and shape of the footwall drift were varied. The modelling results were sensitive to the shape of the drift. The location of the predicted fallouts in the model was in good agreement with the location of observed fallouts for the case

Groundwater Modeling in Mining: A Case Study

Groundwater Modeling in Mining: A Case Study FIDS Water Resources Symposium Mundzir H. Basri. Outline INTRODUCTION GUIDELINES AND OBJECTIVE MODEL CONSTRUCTION AND CALIBRATION Numerical groundwater flow and contaminant transport model is developed using FEFLOW –3D groundwater flow

Mine Design and Numerical Modeling Laboratory McGill

Saharan, M.R. and Mitri, H.S. (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

Numerical Modeling for Engineering Analysis and Designing

Numerical modeling gives a sound understanding for solving complex engineering problems related to the tunnel shape, size, mine layout, and design of roof support system to consent consistent and technoeconomic feasible performance of mining structures throughout their planned life of operations [ 18

Mining Model & Analyze Underground and Surface Mines

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 modelling of re-entry scenarios using Shear Strength Reduction. Integration of Radar Data in Slide3 and RS3 Slope Stability Modeling September 14, 2018

Case studies of simultaneous mining and mineral processing

Case studies of simultaneous mining and mineral processing optimization applied to platinum and nickel operations In the case studies the optimization work was applied to a portion or, in one case, Resource model, operational, test work, and study information was then

Extending empirical evidence through numerical modelling

Two case studies are described in which numerical models were validated against empirical evidence, followed by investigation of a particular parameter on excavation stability using the models. The first case considers the question of the impact of large angular discontinuities on the stability of pillars in underground limestone mines.

Mathematical Modelling University of Utah

Case Study A1. Deterministic Model in Contagious Disease. Case Study A2. Electromagnetic Forces in High Field Magnet Coils. Project B1. Mass Balance of a Reactor in Steady State. Project B2. The Free and Forced Vibration of an Automobile. Project B3. Cantilever Beam Subjected to an End Load. Part II — Partial Differential Equations Case Study A3.

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 instabilities. Field observations, toppling analysis, rotational analysis, and

Optimum maintenance strategy: A case study in the mining

case study in the mining industry’, Int. J. Services and Operations Management,Vol. 12, No. 3, pp.368–386. Biographical notes: Arash Shahin graduated in Iran in 1995 and 1998 with BS

Using numerical modelling to represent parameters

This paper presents the next step in numerical modelling in an attempt to understand caving mechanics as a basis for a better caveability prediction guide in the process of mine design in caving mines. The study is based on identifying the critical factors and their role in caving performance.

Elastic Versus Inelastic Numerical Modelling of Deep and

Extensive numerical modelling campaigns are nowadays commonly performed for deep projects where high stress levels are expected to develop ahead of the excavations and potentially affect mining.

Numerical modeling for longwall pillar design: a case

Jan 16, 2018 A coal mine located in Yanzhou city, Shandong Province, China, was selected for this case study. A meticulously validated numerical model was developed to investigate the stress changes across the longwall pillar with various sizes.

Mine Dewatering Design and Implementation

Day 8: Numerical modelling continued • Examples of modelling and case studies • Modelling applications • Sensitivity analysis • Integration of monitoring feedback • When it is not applicable to use numerical model • Practical simulation techniques Day 9: Dewatering techniques and applications • Open pit mining • Underground mining