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  • SME
    The Effects of Rock Mass Properties on Explosive Energy in Rock Blasting

    By Yashar Pourrahimian, Magreth S. Dotto

    Fragmentation by blasting is a critical process in hard rock mining. The blasting process and outcomes are highly influenced by rock mass properties and their response to higher stresses and loading r

    Jun 25, 2023

  • SME
    Machine-Learning Model for Predicting Shock Loss due to Buntons in a Shaft

    By A. Adhikari, P. Tukkaraja, S. Jayaraman Sridharan

    Shafts are critical components of the mine ventilation systems and contribute significantly to the mine ventilation pressure. Estimation of shaft pressure losses is an important aspect of mine ventila

    Jun 25, 2023

  • SME
    A Two-Step Model to Optimize the seMI-Mobile In-Pit Crusher Locations and the Mine Schedule

    By Alireza Kamrani, Yashar Pourrahimian, Hooman Askari-Nasab

    In-pit crushing and conveying (IPCC) is an option to decrease the enormous operating costs that a truck shovel can introduce in an open-pit mine. Finding the best locations for the IPCC over the mine

    Jun 25, 2023

  • SME
    Discrete-Event Simulation for Predicting Equipment Fleet Failure Behavior

    By Javad Sattarvand, Amin Moniri-Morad

    Predicting equipment failure behavior plays a critical role in providing a safe operation. Although various reliability evaluation methods are available for estimating failure behavior profiles, these

    Jun 25, 2023

  • SME
    Using a Dual Interchange Algorithm to Evaluate the Effect of Stope Size on Economic Value in Planning an Underground Sublevel Open-Stoping Layout

    By Cuthbert Musingwini, Adeodatus S. Nhleko, Mahlomola I. Mabala

    Optimization of a three-dimensional (3D) underground stope layout is complex given the number of variables and constraints to consider, such as the stope size. Determination of the appropriate stope s

    Jun 25, 2023

  • SME
    Evaluation of Models for Interaction Probability in Autonomous Monitor and Control Environments

    By Robert Bissonette, Samir Sbai

    A critical component of implementing autonomous systems is the ability to use information from a robust sensory and information system to make sound, predictable, and repeatable decisions to assure sa

    Jun 25, 2023

  • SME
    Evaluation of Heterogeneous Real Estate Portfolios in Portfolio Theory and the Potential for the Valuation of Diversified Mining Portfolios

    By Jan Luca Grunow, Ansgar Bendiek, Klaus Böde

    According to the Markowitz portfolio theory the value of a diversified portfolio is higher than the sum of the parts of a portfolio, which is an important consideration for the correct valuation. This

    Jun 25, 2023

  • SME
    A Model for Minimizing Water Losses due to Evaporation in Copper Tailings

    By Enrique Jelvez, Nelson Morales Varela, Christian Ihle, Joaquin Silva

    All mineral beneficiation processes require water for its execution. Therefore, the availability and adequate management of water are key to the existence of any mine operation. However, many mines’ o

    Jun 25, 2023

  • SME
    Developing a Smart Evacuation System for Underground Mines Considering Human Factors

    By J. Sattarvand, P. C. Augustine

    Despite significant safety improvements, the mining industry remains one of the most hazardous occupations globally and the evacuation of Miners, when an uncontrollable incident occurs in the mine, is

    Jun 25, 2023

  • SME
    Developing a Production Scheduling Model for Large Area Mines

    By Amy McBrayer, Andrea Brickey

    Limited research has been conducted related to the development of mathematical optimization models for production scheduling at large surface coal mines using the area, i.e., strip, mining method. Inc

    Jun 25, 2023

  • SME
    The Influence of Working Parameters on Ball Mill Performance and Charge Behavior

    By Błażej Doroszuk, Robert Król

    Mill drums are essential equipment in various industries for the comminution of materials. To optimize their design and operation for efficient and cost-effective processing, it is necessary to unders

    Jun 25, 2023

  • SME
    A Novel SIP Formulation for Long-Term Production Scheduling Optimization Problem in Open-Pit Mines under Uncertainty

    By Ehsan Moosavi, Kamyar Tolouei

    In open-pit mines, the long-term production scheduling optimization problem (LTPSOP) is a complicated problem that contains constraints, large datasets and uncertainties. Due to its dimensions and NP-

    Jun 25, 2023

  • SME
    Truck Fleet Dispatching Control in Open-Pit Mining Based on Reinforcement Learning and Discrete Event Simulation

    By Yashar Pourrahimian, Roberto Noriega

    Truck fleet dispatching plays a crucial role in reducing operational costs and fulfilling operational targets in open-pit mining operations and is subject to large uncertainty arising from the operati

    Jun 25, 2023

  • SME
    An ad hoc solution to the transition mine problem

    By W Medina, G Angulo, A Anani

    A current challenge faced by the mining industry is solving the integrated transition mine problem (TMP) that maximizes the net present value (NPV). This study aims to develop an optimization framewor

    Jun 25, 2023

  • SME
    Leveraging Air Quality Sensing for Carbon Monoxide Transport Modeling in Underground Coal Mines

    By Kate Willa Brown Requist, Eric Lutz, Moe Momayez

    As air quality sensor networks become increasingly popular in underground coal mines, it is important to generate paradigms for the application of the collected data. To date, air quality sensing has

    Jun 25, 2023

  • SME
    Natural Language Processing for Classification of Narratives from MSHA Data

    By M. Shahsavar, J. Sattarvand, J. Gomez

    Mining can be categorized as a hazardous activity, considering some factors such as environmental conditions with a considerable presence of humidity, suspended particles, or falling rocks have affect

    Jun 25, 2023

  • SME
    Optimum Open-Pit Mine Scheduling Considering Multivariate Grade Uncertainty Using Deep Q-Learning

    By Sebastian Avalos, Julian M. Ortiz

    The long-term mine scheduling is the optimal decision on how to extract and process the mining reserves. The resulting plan is mainly driven by economic, metallurgical, and geological factors. Account

    Jun 25, 2023

  • SME
    Comparative Data Analysis Using a Machine Learning Based Approach for Estimation of Particulate Matter Concentration in the Mines and the Vicinities

    By Milka Madahana, John Ekoru

    Particulate matter is one of the leading pollutants in the mines and in the communities in the areas near or surrounding the mines. The availability of large Clinical and environmental data sets obtai

    Jun 25, 2023

  • SME
    Application of Multiple-Point Statistics (MPS) for Stochastic Gold Grade Estimation in Areas with Sparsely Spaced Drillhole Data

    By Richard Minnitt, Philippe Renard, Christina Dohm, Winfred Assibey-Bonsu, Matthew Aboagye, Julien Straubhaar, Mahlomola I. Mabala

    The application of multiple point statistics (MPS) in oil studies has gained traction over the years; however, the use of MPS in mineral resource estimation and classification is still limited. This i

    Jun 25, 2023

  • SME
    Usability of Collaborative “VR Mine Rescue Training” Platform

    By Brendan Demich, Linda L. Chasko, Brendan Macdonald, Timothy J. Orr, Jessie J. Mechling, Cassandra Hoebbel, Jason Navoyski, William Helfrich, Jessica Cohen, Paul E. Schmidt, Jennica L. Bellanca

    The National Institute for Occupational Safety and Health (NIOSH) in partnership with the Mine Safety and Health Administration (MSHA) developed VR Mine Rescue Training (VR-MRT). It is a training plat

    Jun 25, 2023