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·Wireless communication systems are areas that technology is gradually improving in the mining sector more so for underground mines For instance the Multi hop Protocol technology provides
·concentration from o pen pit coal mining activities in Lati River sediment is Fe > Mn > Cr > Ni > Pb from the highest to the lowest Based on I geo CF and PLI the river
·Underground coal mine environment is hazardous and accident prone The present work proposes an internet of things IoT based smart under ground mine monitoring system at the excavation site The developed system establishes a communication link to enable data transmission between underground smart devices and above the ground monitoring
·It is obvious that the ecological and environmental impacts are closely related to mining plans for a specific mining project However as briefly reviewed above the traditional ultimate pit design of open pit coal mine still takes the maximum economic benefit as the objective function but ignores the ecological cost generated by resource exploitation
The utility model relates to a light duty fire retardant communication optical cable for coal mine belongs to mining optical cable field its characterized in that adopts full medium central structure including optic fibre water blocking factice stainless steel screwed pipe galvanized steel wire/aramid fiber film area fire retardant outer jacket but not including the pine sleeve pipe
·Open pit mining activities inevitably affect the surrounding ecological environment Therefore it is crucial to clarify the disturbance characteristics of open pit mining activities on the surrounding vegetation and scientifically implement ecological restoration projects This study investigates the impact of open pit coal mining in arid and semi arid
·Coal mines often rely on several independent communication systems to support different areas of their activity Nutter RS 2007 Underground coal mine communications and tracking status SAGO plus one year Proceedings of IEEE Industry Applications Conference Louisiana USA 23 27 September 2007
·This paper investigates the impact of land use/cover type changes in the Haideigou open pit coal mine on the evolution of the landscape patterns and ecological and environmental quality in the mine area based on medium and high resolution remote sensing images in 2006 2011 2016 and 2021 using ArcGIS Fragstats and the Google
·Highwall mining is a method that involves using a continuous highwall miner system CHM to extract coal from the remaining coal seams which has proven to be an effective and safe method for extracting coal after open pit mining However application cases globally have shown that the feasibility of highwall mining in open pit coal mines is subject to
·Contour strip mining Contour mining is commonly practiced where a coal seam outcrops in rolling or hilly terrain Basically the method consists of removing the overburden above the coal seam and then starting at the outcrop and proceeding along the hillside creating a bench around the hill In the past the blasted overburden spoil was simply shoved down the
The open pit mining industry is a pillar of the global economy yet it faces challenges in terms of safety operational efficiency and environmental impact To overcome these challenges intelligent systems and artificial intelligence AI offer unique opportunities to improve the productivity and sustainability of mining This article explores how intelligent systems engineering applied to
·It aims for unmanned transportation in open pit coal mines by 2025 In November 2020 CHN Energy issued the Notice on Further Accelerating the Development of Smart Coal Mining It states that by 2022 there will be 10 national smart coal mine demonstration units as well as 5 open pit coal mines with autonomous driving
·The Chenbaerhuqi coal field in Hulunbuir City Inner Mongolia Autonomous Region of China is where the Baorixile open pit coal mine is situated as shown in Fig 2 7 mine s external
·Unmanned vehicles of underground and open pit coal mines; Underground positioning and navigation technology; Intelligent coal mine robot technology; As an important aspect of intelligent coal mine construction coal mine communication has put forward more stringent standards for communication quality For the complex communication
·The Antaibao open pit coal mine was one of the earliest open pit coal mines in China Qi 2019 and this research area was a dump formed in the early period of the Antaibao open pit coal mine Cao et al 2013 Therefore under the circumstance of insufficient understanding of ecological restoration and the influence of some human factors
·In this paper the mine 5G mobile communication network is mainly composed of ground core network CN IP RAN ring network baseband control unit BBU remote data convergence unit RHUB micro radio remote unit pRRU and other systems and the application research scheme of 5G network in the field of coal mine communication is expounded
·This process was further aided by considering factors like potential adjacent coal mines for coke supply of iron smelters or areas within surrounding zones of mineralization such as faults
·Cross sectional view of Phase 6 along F1F2 G Overall Mine Design A design is proposed for the Barapukuria open pit coalmine Figure 15 by considering bench face Berm width Bench face angle
·Open Pit Mining Awwad H Altiti Rami O Alrawashdeh and Hani M Alnawafleh Abstract Open pit mining method is one of the surface mining methods that has a traditional cone shaped excavation and is usually employed to exploit a near A seam of coal has a density of t/m3 and is m thick It is covered by 27 m of shale which has a
·Open pit mining method is one of the surface mining methods that has a traditional cone shaped excavation and is usually employed to exploit a near surface nonselective and low grade zones deposits
2 ·With mature applications of new technologies such as machine vision self driving remote control and 5G wireless communication open pit mining is rapidly evolving to intelligence As the connection infrastructure of intelligent mobile equipment the 5G private network has been widely used in the core production domain of mines Intelligent
·These acid leaching results showed that the soil and sediments around open pit coal mines in Moatize had the potential harm to human health when consumed because some hazardous elements like As Cd Cr Mn and Pb were leached out at concentrations higher than their WHO permissible values for drinking water Therefore care should be given
·Concept and Practice of Open pit Mining Area Restoration and Reuse Taking an Open pit Coal Mining Area in Datong Shanxi as an Example January 2020 E3S Web of Conferences 145 12 02014
