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J. Cent. South Univ. (2016) 23: 2314-2320 DOI: 10.1007/s11771-016-3289-4 Numerical simulation study on hard-thick roof inducing rock burst in coal mine HE Jiang(何江)1, 2, 3, DOU Lin-ming(窦林名)1, 2, 3... Mining of Ministry of Education of China(China University of Mining and Technology), Xuzhou 221116, China; 3. State Key Laboratory of Coal Resources and Mine Safety(China University of Mining......
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, a typical coal mine (the Jinggonger colliery, located in Shuozhou city, Shanxi province, China) with an average distance between its 9# and 11# coal seams of less than 8.0 was chosen to conduct research...Layout and support design of a coal roadway in ultra-close multiple-seamsYAN Hong(严红)1, WENG Ming-yue(翁明月)2,FENG Rui-min(冯锐敏)3, LI Wei-kang(李伟康)1(1. School of Mines, Key Laboratory of Deep Coal......
Microbial aspects of acid mine drainage and its bioremediation K.A. NATARAJAN Department of Materials Engineering, Indian Institute of Science, Bangalore 560012, India Received... abandoned mines and processed waste tailings in the generation of acid mine drainage and toxic metal dissolution was discussed. Mechanisms of acid formation and dissolution of copper, zinc, iron and arsenic......
Microstructure and Mechanical Properties of 1,000 MPa Ultra-High Strength Hot-Rolled Plate Steel for Coal Mine Refuge ChamberChangsheng Li,Biao Ma,Tao Li,Tao ZhuState Key Laboratory of Rolling... in the laboratory for coal mine refuge chamber. The static recrystallization behavior, microstructure evolution, and mechanical properties of this hot-rolled plate steel were investigated by the hot......
% of the global greenhouse effects [1]. The environmental protection agency (EPA) estimates that coal mine methane holds 8%–10% of human-made methane emissions worldwide. A key source of methane... in such investments when the environmental regulations are rigid and the coal mine gas reserves tend to reach their half-lives. There are mechanical and chemical methods to promote the gas hydrate formation......
Experimental Study and Property Analysis of Seal-filling Hydrogel Material for Hermetic Wall in Coal Mine罗振敏School of Energy Engineering,Key Western China Laboratory for Coal Exploitation Development and Safety for Ministry of Education,Xi’an University of Science and Technology摘 要:The effects of monomer, crosslinker, and accelerator content......
A new adding method of foaming agent used for foam dust suppression in underground coal minesLU Xin-xiao(陆新晓)1, 2, 3, WANG De-ming(王德明)1, 2, 3, ZHU Chao-bing(朱朝炳)1, SHEN Wei(沈威)1, ZHONG Xiao-xing(仲晓星)1, 2, 3, Xu Chao-hang(徐超航)1(1. School of Safety Engineering, China University of Mining and Technology, Xuzhou 221116, China;2. State Key Laboratory of Coal Resources and Safe Mining(China......
地应力测量在夜长坪钼矿区的应用研究沈子杰1,黄志安2,李刚强2(1.北京市黄金集团公司2.北京科技大学 土木与环境工程学院)摘 要:随着夜长坪钼矿开采深度的逐渐加深,地压危害日益显著,测量该区地应力的分布规律,可为矿山的进一步开采设计和安全生产提供基础资料.研究采用先进,可靠的套孔应力解除法进行地应力测量,分析得出夜长坪钼矿区最大主应力的倾角(与水平面的夹角)大部分较小,位于近水平方向,方向表现出较好的一致性,均为北北东向,3个主应力均随着深度的增加而增加,并且呈近似线性的增长关系.关键词:矿山地......
J. Cent. South Univ. (2021) 28: 2120-2130 DOI: https://doi.org/10.1007/s11771-021-4757-z Nonlinear multi body dynamic modeling and vibration analysis of a double drum coal shearer ZHANG Xiao-li(张晓丽... of Springer Nature 2021 Abstract: The double drum coal shearer is widely applied for the underground coal exploration in the mining industry. The vibration and noise control are significant factors......
