Results 101 to 110 of about 3,284,104 (188)
, 2016 Advanced support equipment is mainly composed of two sets of frames which can be passed by each other,and it is belong to fully mechanized mining roadway roof temporary support equipment.
XIE Miao, MAO Jun, LU JinNan
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Gong-kuang zidonghuaThe existing straightness evaluation methods for fully mechanized mining faces adopt planar straightness, describing straightness through information from a single piece of equipment such as a hydraulic support or a scraper conveyor, without considering ...
LIU Kun +5 more
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Key technologies and demonstration of unmanned steeply inclined short-wall fully mechanized top-coal caving intelligent mining [PDF]
Since the 14th Five-Year Plan, my China’s coal mine digital intelligence technology has developed rapidly, especially in thin coal seam mining. However, the unmanned intelligent mining technology of steeply inclined short-wall fully mechanized caving is ...
Xin TIAN +10 more
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Clarity method of fog and dust image in fully mechanized mining face
Machine Vision and Applications, 2022 Qing-Hua Mao +5 more
semanticscholar +1 more source
Meitan xuebaoThe fully mechanized coal mining equipment system serves as the core foundation for safe and efficient production in modern coal mines. Its complex dynamic behaviors and multi-equipment coupling relationships pose severe challenges to system dynamics ...
Xin YANG +8 more
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Review on application of fully-mechanized mining equipment technologies based on digital twin
Meitan kexue jishuAdvancing the intelligent development of mines is a crucial pathway to enhance the safety, efficiency, and green development of the coal industry. As a new-generation information technology, digital twin technology provides important support for the ...
Ying TIAN +5 more
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Practice and prospects of fully mechanized mining technology for thin coal seams in China
, 2012 In China, thin coal seams are rich in resources but are technically challenging. The mineable reserves in these seams account for 20.4% of the total coal resources, while the current production accounts for only 10.4% of the total annual production ...
F Wang (7715261) +2 more
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Shearer fault-crossing method integrating coal loss model and equipment spatial constraints
Gong-kuang zidonghuaExisting methods for shearers to cross faults seldom account for spatial constraints on fully mechanized mining equipment with respect to the roof and floor and the working-face advance and cutting directions, or the amount of retained coal, resulting in
Zhang Huahong +5 more
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Research of Fully Mechanized Mining Technology of Ultra-thin Coal Seam and Its Applicatio
, 2011 The paper introduced existing status of domestic mining technology of ultra-thin coal seam and pointed out that existing fully mechanized mining equipments are not suitable for mining ultra-thin coal seam.
LI Guang-rong +4 more
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, 2011 Because of its high output，much more dust is produced in fully-mechanized Longwall mining with top-coal caving (LMTC) mining faces than in conventional mechanized mining faces without top-coal caving.
Sheng Ming Yan +2 more
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