Mechanical properties and damage evolution of backfill material with variable fly ash content
Available online 7 August 2025
The mechanical strength of the gangue backfill material is related to the pore volume and its microstructure. To study the mechanical properties and microstructural changes of backfill materials prepared...
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Numerical Simulation Study of Dust Dispersion Patterns from Point and Line Sources in Open-Pit Coal Mine
Available online 22 July 2025
To elucidate the dust diffusion characteristics associated with multiple dust source points during the operational activities of open-pit mines, a model representative of a full-scale open-pit mine...
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Study on the Flow Characteristics of Particle Fluids in Large Scale Voids: Pore Throat Adaptation Relationship
Available online 17 July 2025
Spontaneous combustion in goaf-area coal deposits poses significant risks to the occupational safety and infrastructure integrity. Mitigating this phenomenon relies on effective sealing of air leakage...
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Application of Thermal Insulation Wall Surface Coatings in Underground Mines
Available online 8 July 2025
Geothermal heat transfer from the surrounding rock to the air causes a substantial rise in temperature with increasing depth, posing a significant thermal challenge in underground mining operations....
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Surface Oxygen Vacancy trigger Chlorite activation with BiOI for Sulfamethoxazole degradation
Available online 4 July 2025
A UV-induced modification method was employed to introduce photoexcited oxygen vacancies (OV-BiOI) into BiOI, creating a multiphase catalyst that effectively catalyzes chlorite to yield chlorine dioxide...
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An Overview of Dust Suppression Application Between China and Middle East
Available online 2 July 2025
Dust particles pose a significant threat to both environmental quality and occupational health. China and the Middle East are the two main sources of dust and particulate matter emissions in Asia. The...
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Experimental study on reducing drag-increasing permeability and enhancing displacement of anthracite with liquid-gas coupling medium
Available online 1 July 2025
Due to the complex coal mining conditions in China, safe production and environmental preservation are significantly impacted by effective mine gas extraction and orderly mine gas discharge. The surfactant...
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Experimental analysis and machine learning modeling of the maximum explosion pressure and explosion index of titanium powder
June 2025
This paper evaluates the impacts of titanium powder particle size and concentration on the maximum explosion pressure and explosion index. To this end, the artificial neural network (ANN) method of...
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The relationship between natural resource rents and environmental performance: Can information and communication technology mitigate the "resource curse"?
June 2025
The study explores the "resource curse," with a focus on how information and communication technology (ICT) moderates the relationship between environmental performance (EP) and natural resource rents...
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Numerical analysis of shearer motion impact on longwall ventilation performance
June 2025
The ventilation airflow in the longwall section of underground coal mines is significantly affected by the motion of mine equipment, particularly shearer operation. To develop an effective and efficient...
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Evaluating the pyrolysis characteristics and gas release patterns to predict early fire warnings in coal mine conveyor belts
June 2025
This study systematically investigated the pyrolysis characteristics and gas emission patterns of various types of coal mine conveyor belts using thermogravimetric-infrared spectroscopy (TG-FTIR) and...
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Study on safely working in confined spaces in the petroleum industry: Risk factors, current control procedures, and alternatives
June 2025
Confined space work, particularly within the oil and gas sector, presents significant hazards, including exposure to toxic and flammable substances, high pressures, and extreme temperatures. Despite...
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Impacts of ionic surfactants on water seepage in coal fractures
June 2025
To optimize the selection of surfactants for coal seam water injection, this study examines the effects of ionic surfactants (DTAB and SDS) on water seepage in low-rank long-flame coal. A three-dimensional...
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Establishing a hybrid Delphi DEMATEL-fuzzy approach for identification and assessment of human errors associated with Kerman’s iron mines
Available online 3 June 2025
Human errors are the primary cause of accidents in iron mines. This study aims to identify and evaluate risk factors using the hybrid Delphi DEMATEL-fuzzy approach in the Kerman mines of Iran. To this...
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Preparation and performance study of cement-based heat-insulating grouting bolt based on phase change microcapsules
Available online 29 May 2025
To address the issue of high temperature and thermal damage in underground construction projects, a cement-based grouting bolt with the function of “support” and “temperature control” is developed by...
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Floating wind turbine drivetrain multidimensional reliability evaluation by Gaidai hypersurface methodology
Available online 23 May 2025
Structural safety and reliability evaluation is crucial for renewable energy installations, as Wind Turbines (WT) are built to endure excessive loads inflicted by ambient environmental loads. The presented...
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Fiber-reinforced polymer (FRP) rockbolts and their potential application in low pH mines: A state-of-the-art literature review
Available online 21 May 2025
This review paper explores the mechanisms and factors influencing the corrosion of rockbolts, particularly in aggressive underground mining environments characterized by high humidity, fluctuating temperatures,...
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Energy consumption optimization of scraper conveyors adopting rolling friction: A technological revolution in China’s coal mining equipment
Available online 16 May 2025
As the core equipment of fully mechanized mining, the scraper conveyor performs the important task of coal transportation. However, the scraper conveyor often consumes excessive energy during its operation...
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Temporal and spatial evolution law of characteristic parameters for coal rock fracture induced seismic wave
Available online 15 May 2025
Quantitative study of the temporal and spatial evolution of seismic wave characteristic parameters is of great significance for accurately identifying the P-wave and S-wave in seismic waves and improving...
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Spatiotemporal dynamics and socioeconomic drivers of agricultural methane emissions in China from 2000 to 2020
Available online 28 April 2025
China is the world’s largest emitter of agricultural methane (AGM). However, limited attention has been given to its spatial distribution, driving factors, and long-term temporal trends, which are crucial...
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Investigating the Aracoma Alma Mine fire and SOMA Mine Disaster with the causal analysis based on systems theory: A comparative study
March 2025
This study investigates the 2006 Aracoma Alma Mine fire that occurred during an underground coal mining claiming the lives of two miners using a Causal Analysis based on System Theory (CAST). Systemic...
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Destress blasting for strata separation near protective crosscut pillars – Case study
March 2025
Protective crosscut pillars are solid sections of the rock mass that remain intact during underground coal mining. These pillars often experience a significant stress concentration, which can pose risk...
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Effect of mixing water temperature on the mechanical performance of soundless chemical demolition agents for rock breakage
March 2025
Rock fragmentation in hard rock mining has traditionally relied on explosives which raises significant environmental and safety concerns for both workers and local communities. In response, soundless...
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Evaluation of three-dimensional morphological characteristics of recycled coarse aggregate
March 2025
This study focuses on the three-dimensional morphological characteristics of recycled coarse aggregate (RCA). Using 3D laser scanning and spherical harmonic function analysis, this study determines...
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Discrete fracture network application to rock slope engineering
March 2025
The stability of rock slopes is a critical concern in rock engineering applications due to the potential safety hazards and economic repercussions associated with slope failures. Currently, slope stability...
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