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Coal Gangue Mountain Geological Disaster Monitoring
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Scientists hope high-tech monitoring will prevent a Frank ...
May 28, 2016· The Alberta Geological Survey began keeping tabs on Turtle Mountain in 2005 with high-tech sensors and panels located on the mountain .
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Climate Risk Management: Monitoring, Evaluation, Learning ...
The document covers incorporating climate risk management into monitoring, including performance indicators, context indicators and monitoring methods, evaluation, learning and adaptive management processes, and knowledge management.
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Reading: Mining | Geology
Mining is the extraction of valuable minerals or other geological materials from the earth from an orebody, lode, vein, seam, or reef, which forms the mineralized package of economic interest to the miner.. Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, dimension stone, rock salt, potash, gravel, and clay. Mining is required to obtain any material that cannot ...
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Spar Mountain Member | Indiana Geological & Water Survey
Type area and use of name: The Spar Mountain Sandstone Member of the Ste. Genevieve Limestone was named by Tippie (1945, p. 1657) for Spar Mountain, a topographic feature in Hardin County, Ill. There the member consists of 8 to 15 feet (2.4 to 4.6 m) of light-gray to greenish-gray calcareous and glauconitic sandstone and siltstone that grade to sandy limestone.
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Shock and Vibration Induced by Mining Extraction | Hindawi
With the innovation of coal mining process and equipment in China, large-scale and strong-mining working face is possible. However, the ability of the mine disaster prevention and mitigation to adequately characterize the geotechnical environment and keep up with changing geologic conditions severely lags the advance rate of mining equipment and processes.
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Mechanical Properties of Bump-Prone Coal with Different ...
Discreteness of mechanical property affected by the intimal damage, which emerged with various degrees of material composition and geological structure, is the difference in porosity macroscopically. Although various porosities directly affect fracture activity, damage evolution and mechanical behaviour of coal bring on the bump-prone assessment error, and disaster happened “ahead of ...
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Numerical Simulation Analysis of NPR Anchorage Monitoring ...
Nanfen open-pit iron mine is the largest single open-pit mine in Asia. Because of the lag of the extension project, the section has slowly spread in the shape of "V," and disasters such as landslides occur frequently. In this study, first, the NPR anchor cable monitoring, which shows supernormal mechanical characteristics and can realize the monitoring and early warning target for the ...
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Formation Mechanism and Reduction Technology of Mining ...
Jan 01, 2017· 3. Dynamic Development of Surface Fissures in Shallow Coal Seam Mining Based on the geological condition of Chuancao Gedan Coal Mine, this section measures and analyzes the dynamic development of step-type fissures and collapse-type fissures as well as their correlation with periodic weighting (expression form of main roof periodic breakage on mining face) of working face.
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Geological disaster prevention and control and resource ...
Feb 23, 2019· 1 INTRODUCTION. Geological hazards are classified as natural hazards according to their causes. In addition to geological hazards' damages to personal and property safety, the subsequent series of secondary disasters will bring greater losses to people [].Since the 21st century, the economic development of China has been more and more rapid, at the same time, and the .
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Extraction of Resources | Geology
Mining is the extraction of valuable minerals or other geological materials from the earth from an orebody, lode, vein, seam, or reef, which forms the mineralized package of economic interest to the miner.. Ores recovered by mining include metals, coal, oil shale, gemstones, limestone, dimension stone, rock salt, potash, gravel, and clay. Mining is required to obtain any material that cannot ...
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Geological Environment Problems and Countermeasures of ...
Jan 01, 2011· The coal gangue piled in the channel or the mountain slope, mostly without tailings dam. All of these provide considerable conditions for the generation of debris flow; it may lead to a 1247Zhang Zhiguo et al. / Procedia Environmental Sciences 11 (2011) 1245 â€" 1252 Author name / Procedia Environmental Sciences 00 (20 11) 000â€"0 ...
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Coal Exploration and Mining Geology
UNESCO – EOLSS SAMPLE CHAPTERS GEOLOGY – Vol. V – Coal Exploration and Mining Geology - Colin R. Ward ©Encyclopedia of Life Support Systems (EOLSS) • Coal Marketing: the procuring of markets or development of facilities to use the coal that will come from the mine over its working life; • Mine Development: the acquisition, construction and commissioning of the plant
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Zoning of land reclamation in coal mining area and new ...
countries which lack strict monitoring of the procedures being followed for mining. The effects in such cases can be devastating for the environment. 2.2.1 Geological disasters The adverse aspects of coal mining including coal waste occupation, digging of opencast, dumps, and ground sub-sidence, could lead to landslides, spontaneous combustion
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Application of unmanned aerial vehicle (UAV) thermal ...
Aug 17, 2020· From the DOM, the coal seams, fissures, burnt rocks, gangue, pool, backfill area, coal washing plant, initial landforms, residential areas, etc., could .
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Advanced Search | Indiana Geological & Water Survey
Your session for the Indiana Geological and Water Survey will expire in 30 minutes. Please refresh your broswer or click here to restart your session timer. Your session for the Indiana Geological and Water Survey is about to expire.
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A review of UAV monitoring in mining areas: current status ...
Aug 03, 2019· With the emergence and development of unmanned aerial vehicles (UAVs), different sensors have become more miniaturized and intelligent. UAVs equipped with various sensors are now an important approach for acquiring spatial data. Many advantages, such as low cost, short revisiting cycle, flexibility and high precision, have made UAVs powerful tools in geological, agricultural, ecological .
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[PDF] GB/T 22206-2008 ...English
And other adverse geological phenomena (disasters), the ground can be classified as environmental geology class. 2.2.3 Groundwater Environmental Geology (Ⅲ category) Coal mine area due to the sparse drainage, ground water, waste emissions, abandoned mines closed, resulting in damage to groundwater balance, seawater intrusion, water
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The Review and Prospects of the Study on Chinese ...
Based on plenty of references, such as monograph, journal, thesis and other document, this paper summarized the present research situation of Chinese geological disaster. Although geological disaster research has made some achievements in forecasting, monitoring and early warning, risk assessment, disaster prevention and other aspects, it still has many problems, such as theories and .
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Research Article - Hindawi Publishing Corporation
NASG Key Laboratory of Land Environment and Disaster Monitoring, China University of Mining and Technology, Xuzhou, Jiangsu 221116, China ... (such as gangue, coal ash, drift sand, and waste disposal) which occupy the ... on the geological and mining conditions of the working face in the Yangzhuang Coal Mine (as shown in Table 1), the
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Mechanical Properties of Bump-Prone Coal with Different ...
Discreteness of mechanical property affected by the intimal damage, which emerged with various degrees of material composition and geological structure, is the difference in porosity macroscopically. Although various porosities directly affect fracture activity, damage evolution and mechanical behaviour of coal bring on the bump-prone assessment error, and disaster happened “ahead of ...
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Environmental impact of nuclear power - Wikipedia
The environmental impact of nuclear power results from the nuclear fuel cycle, operation, and the effects of nuclear accidents.. The greenhouse gas emissions from nuclear fission power are much smaller than those associated with coal, oil and gas, and the routine health risks are much smaller than those associated with coal. However, there is a "catastrophic risk" potential if containment ...
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Shock and Vibration Induced by Mining Extraction | Hindawi
With the innovation of coal mining process and equipment in China, large-scale and strong-mining working face is possible. However, the ability of the mine disaster prevention and mitigation to adequately characterize the geotechnical environment and keep up with changing geologic conditions severely lags the advance rate of mining equipment and processes.
-
Zoning of land reclamation in coal mining area and new ...
countries which lack strict monitoring of the procedures being followed for mining. The effects in such cases can be devastating for the environment. 2.2.1 Geological disasters The adverse aspects of coal mining including coal waste occupation, digging of opencast, dumps, and ground sub-sidence, could lead to landslides, spontaneous combustion
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Wyoming's Coal Mining History - Wyoming State Geological ...
Wyoming geologists formed a special coal section and coordinated their efforts with the U.S. Geological Survey to evaluate the northern coal lands of the Powder River Basin. The state agency also reported on the strippable coal reserves of the Hanna Coal Field for the U.S. Bureau of Mines, and performed a variety of other studies related to the ...
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Panshi XIE | associated dean | PhD | Xi'an University of ...
The flying gangue is a kind of special derivative disaster in the steeply dipping coal seam, which seriously endangers the safety of the working face equipment and personnel.
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Status of Geological Disasters in Jiaozuo City and ...
Aug 17, 2018· Status of Geological Disasters in Jiaozuo City and Countermeasures for Prevention and Control Manuscript id. 214563901 Page 10 Table 2 Jiaozuo main ground collapse disaster list Distribution location Collapse pit (a) Subsidence area (km 2 ) Collapse range (m) Remarks Zhongzhan District, Jiefang District 6 20.8 Maximum 5m Coal ...
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The Stability Analysis of Nantong Coal Mine Waste Dump ...
Coal mine waste dump often occur landslide and collapse disasters, the prevention measures and stability analysis of the waste dump must be studied.Firstly,the major factors that can cause landslide in Nantong coal mine waste dump,Chongqing were analyzed,secondly,the stability of four geological cross sections were analyzed by the limiting equilibrium method and FLAC numerical simulation ...
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CN104134321A - Geological disaster monitoring method and ...
The invention relates to a geological disaster monitoring method and device, and belongs to the technical field of landslip, collapse and debris flow monitoring. According to the technical scheme, the geological disaster monitoring device comprises a remote monitoring upper computer (1), a communication network (2), a monitoring host (3), an in-situ wireless communication network (4) and .
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Equipment
Roadway Geological Disaster Managing Technology and Special Project. ... Comprehensive Treatment Technology of Coal Gangue Dump. ... Small and Medium Sized Coal Mine Safety Monitoring and Control Equipment. Digital Management System Integration and Application to Coal Mine.
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Emergency Preparedness | WA - DNR
Washington State is one of the most beautiful places in the country. This beauty is due in large part to active geologic processes. The down-side is that these active geologic processes can sometimes be hazardous to our lives, buildings, and other infrastructure. Make a plan and prepare This section contains general information on how to prepare for emergencies and natural
