Achieving energy efficiency with medium voltage variable speed drives for ventilation-on-demand in South African mines

AJH Nel, DC Arndt, JC Vosloo, MJ Mathews - Journal of Cleaner …, 2019 - Elsevier
The sustainability of the mining industry is contingent on the industry's ability to improve
upon the status quo of operational efficiency. The advancement of energy efficient …

Hybrid method for analyzing air thermal conditions in underground mines

A Ihsan, J Cheng, NP Widodo, E Wang, FZ Waly… - Expert Systems with …, 2024 - Elsevier
Thermal prediction of underground mine air is required to develop control measures against
heat problems. Researchers have extensively studied this topic using numerical simulations; …

Investigation of the effect of the key pore size on the radon adsorption performance by combining grand canonical Monte Carlo and activated carbon modification …

X Deng, Y Liao, M Wang, D Xiao - Applied Surface Science, 2024 - Elsevier
Radon (Rn) is an important contributing factor to lung cancer. Activated carbon (AC) is
currently the only Rn adsorbent for industrial applications. However, the effect of the key …

Digital Twin Technology in Data Center Simulations: Evaluating the Feasibility of a Former Mine Site

H Ikeda, NEB Mokhtar, BB Sinaice, MA Mahboob… - Sustainability, 2023 - mdpi.com
Mining activities often deem mine sites as temporary, leading to their eventual reclamation,
rehabilitation, or abandonment. This study innovates by proposing the re-purposing of the …

Investigating the link between compressed air wastage and ventilation shortfalls in deep-level mines

U Van Gruting, CSL Schutte, WA Pelser… - South African Journal of …, 2022 - scielo.org.za
As part of mining development, mines are constantly increasing in size and depth, resulting
in a dynamic environment. There is often a recurring shortfall in ventilation adequacy in …

[HTML][HTML] Computational Fluid Dynamics (CFD) study to optimize the auxiliary ventilation system in an underground mine

J Vives, M Bascompta, JJ Felipe, L Sanmiquel - Dyna, 2022 - scielo.org.co
Four different scenarios of auxiliary ventilation in an underground mine were studied,
validating the results using actual data, and identifying the best ventilation conditions in …

Strategy to identify and mitigate hazards in deep-level mine ventilation systems using a calibrated digital twin

DR Jacobs, JH van Laar, CSL Schutte - South African Journal of …, 2022 - scielo.org.za
Deep-level mines have complex and dynamic ventilation systems to ensure that sufficient air
is provided to underground workers. Certain changes to the ventilation systems are …

Energy savings through VOD (ventilation-on-demand) analysis in Indian underground coal mine

M Kumar, T Maity, MK Kirar - IEEE Access, 2022 - ieeexplore.ieee.org
The mining sector's sustainability is contingent upon operational efficiency improvements.
This has resulted in significant improvements in industrial energy efficiency, resulting in …

Analysis of strength and bearing capacity of the auxiliary mine ventilation fan connected to the rotor of its electrical drive

V Martynenko - 2020 IEEE KhPI Week on Advanced …, 2020 - ieeexplore.ieee.org
The paper presents a comprehensive study of the reliability of an auxiliary mine ventilation
fan connected to its electrical drive. The study includes evaluation of the fan static structural …

Control strategies for ventilation networks in small‐scale mines using an experimental benchmark

OO Rodriguez‐Diaz… - Asian Journal of …, 2021 - Wiley Online Library
In view of the frequent ventilation network changes during production in underground
mining, decreasing sensors and actuators without altering production control and safety is …