Ventilation and dust removal methods and measures for fully mechanized mining faces are as follows: (1) Select the best ventilation parameters (the best dust …
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Intense cutting-induced dust production in fully mechanized mining faces (FMMFs) with large mining heights produces a high amount of dust that is difficult to capture and severely affects the working environment, threatening the health of occupational staff. The effective spray range and atomization performance of tracking …
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At present, the main dust-suppression technologies mainly include coal seam water injection, dust removal by ventilation, dust collector, spray dust removal, …
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This article provides a comprehensive and chronological account of the technological advancements in alluvial gold mining. Gold has been a highly prized commodity throughout history and has played a significant role in humanity's economic and cultural progress. The primitive methods of extracting gold from riverbeds were carried …
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In 2013, MIP Process Technologies acquired all the rights and technology to the products of Alliance Dust Control Services (ADCS). ADCS has more than 30 years' experience in providing dust and fume extraction solutions to a diverse range of industries. Background to dust extraction. Dust extraction improves breathable air quality and safety.
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Moreover, the method and device need to be further combined with the spray dust removal technology. The air mist curtain that forms in the dust-producing area of the coal mining face can achieve better dust control results while solving the lack of spray pressure and also reducing water consumption. ... Therefore, the air curtain dust control ...
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The causes of severe pneumoconiosis in metal mines can be attributed as follows: first, the dust control/removal methods cannot effectively meet the needs of occupational hazard prevention and control; second, both the level of occupational health management in mines and the awareness of occupational disease hazard protection …
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Taking the 20106 fully mechanized mining face of Wangjialing coal mine as the engineering background, this paper analyzes the action relationship between the dusty air flow and fresh air flow formed by the coal caving and dust production of the fully mechanized mining machine, and through the establishment of mathematical model …
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Peng et al. developed an air curtain dust removal technology for fully mechanized mining faces, where two airborne fans can generate a high-speed airflow field, forming an independent clean space between the coal mining machine and the sidewalk, which can prevent dust from entering the driver's working space(Cai et al., 2020).
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Peng et al. developed an air curtain dust removal technology for fully mechanized mining faces, where two airborne fans can generate a high-speed airflow …
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Mining dust control is more than a technical problem; it is a critical safeguard for human health and environmental integrity. ... Proper ventilation systems, essential for dust dilution and removal, use powerful fans to bring in fresh air and exhaust ducts to evacuate dust-laden air properly. ... AI and machine learning are shifting dust ...
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We aimed to solve the problem of excessive dust concentration during the tunneling process of continuous mining. According to the analysis, the optimal nozzle …
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fully mechanized mining machine, ... He Qinghai. High-efficiency and comprehensive dust removal technology in fully mechanized excavation face of all-rock roadway [J]. Coal Science and Technology ...
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The technology led to a 59.5% dust removal efficiency in Zhangcun coal mine, which is much higher than the dust removal efficiency of the water spray dust reduction. ... A large number …
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The technology led to a 59.5% dust removal efficiency in Zhangcun coal mine, which is much higher than the dust removal efficiency of the water spray dust reduction. ... A large number of experiments have been carried out on the dust reduction of rock drills and the dust reduction of coal mining machines. Mine …
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Artificial intelligence, machine learning, and autonomous technologies provide many economic benefits for the mining industry through cost reduction, efficiency, and improving productivity ...
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Pneumoconiosis has become one of the biggest threats to the occupational health and life safety of mining workers in China. The number of pneumoconiosis cases has continued to rise in recent years. The main task of occupational health development is to study the pathogenesis of pneumoconiosis and to develop mine dust prevention and …
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The on-site spray dust suppression system achieves full coverage treatment of several areas with serious dust pollution at the tape inlet, machine tail, guide trough, and tape corridor connection ...
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andautonomoustechnologiesintheminingindustryandhowitcanhelpinanewminingrevolution. Journal of Database Management Volume 30 • Issue 2 • April ...
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(a) The Argonauts using the fleece's skin to extract gold from the riverbeds of Colchis; (b) trough with wooden scrubber for washing the metalliferous ores; (c) Agricola's millstone complex system ...
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During tunnel boring, a large amount of coal dust is generated mainly by the continuous mining machine; the dust production point is at the working face; in the supporting tunnel, dust is mainly generated by the four-arm anchor machine during the support operation; the dust production point is in the empty roof area near the working …
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Mist Removal Solutions for the Mining Sector. Airbiotics. Drone Software Supplier. Airtight Solutions. ... Global Road Technology. Dust Control, Erosion Control, Water Management and Soil Stabilisation Solutions for the Mining Sector ... Escape Chutes and Deployment Systems for Mining Machines. Innovative Mining and Engineering Solutions.
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In recent years, the control and removal methods for dust pollution in metal mines mainly focused on six aspects: (1) ventilation and dust removal technology, (2) sealed dedusting technology, (3) spray dedusting technology, (4) dust suppressants, (5) dust collectors, and (6) curtain dust isolation technology.
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Dust prevention technology for fully mechanized mining face in difficult water injection seam; Shotcrete dust control technology in mines; Physical and chemical dust removal technology in the mining and transportation process of metal and non-metal mines; Online continuous monitoring and individual monitoring technology of mine …
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However, after the application of the onboard dust removal technology, the lateral dispersion of dust-carrying airflow weakened, and the dust concentration on the walkway side was reduced to below ...
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For the current coal mining surface air curtain dust control technology to control the low efficiency of the problem of dust, numerical simulations were used to study the effects of three factors on dust control efficiency: air outlet width, air volume, and placement angle, to improve the effectiveness of its application. The results show that …
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A variety of dust control methods are often applied in coal mines, among which the application of wet scrubbers has proven to be an efficient technology for the removal of dust in airstreams, rather than …
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At present, ventilation and dust removal technologies are widely used in the coal mining face. Research on underground ventilation and dust removal technology mainly focuses on two key areas: ... the body of the continuous mining machine and other equipment, as well as the coal wall, roof, and floor, were all set to "wall", with the DPM …
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Yu, H., Cheng, W., Wang, H., Peng, H. & Xie, Y. Formation mechanisms of a dust-removal air curtain in a fully-mechanized excavation face and an analysis of its dust-removal performances based on ...
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A variety of dust control methods are often applied in coal mines, among which the application of wet scrubbers has proven to be an efficient technology for the removal of dust in airstreams, rather than diluting or confining the dust. In this paper, a wet scrubber design was developed. Based on a self-designed experimental test platform, …
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