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rotational air curtain at rock mechanized excavation face and its application NIE Wen1, 2, WEI Wenle1, 2, LIU Yanghao1, 2, CHEN Lianjun1, 2, CHENG Weimin1, 2, MA Xiao1, 2 (1. State Key Laboratory of Mining... and Safety Engineering, Shandong University of Science and Technology, Qingdao 266590, China) Abstract: In order to effectively reduce the dust mass concentration at the rock mechanized excavation face......
Numerical simulation and disaster prevention for catastrophic fire airflow of main air-intake belt roadway in coal mine-A case studyZHOU Gang(周刚)1, 2, 3, CHENG Wei-min(程卫民)1, 2, ZHANG Rui(张睿)4, SHEN Bao-tang(沈宝堂) 3, NIE Wen(聂文)1, 2, ZHANG Lei(张磊)1, 2, WANG Hao(王昊)1, 2(1. State Key Laboratory of Mining Disaster Prevention and Control Co-founded by Shandong Province andMinistry of Science......
J. Cent. South Univ. (2021) 28: 939-953 DOI: https://doi.org/10.1007/s11771-021-4655-4 Numerical study on settlement of high-fill airports in collapsible loess geomaterials: A case study of Lüliang... deformation; numerical calculation Cite this article as: JIE Yu-xin, WEI Ying-jie, WANG Du-li, WEI Yi-feng. Numerical study on settlement of high-fill airports in collapsible loess geomaterials: A case......
J. Cent. South Univ. (2021) 28: 1422-1447 DOI: https://doi.org/10.1007/s11771-021-4707-9 Machine learning strategies for lithostratigraphic classification based on geochemical sampling data: A case..., Umair KHAN, WANG Li-fang, WANG Fan-yun. Machine learning strategies for lithostratigraphic classification based on geochemical sampling data: A case study in area of Chahanwusu River, Qinghai Province......
: A case study of Lower Ordovician mid-assemblage Formations in central Ordos Basin, China ZHAO Zi-long(赵子龙)1, 2, ZHAO Jing-zhou(赵靖舟)3, 4, REN Hai-jiao(任海姣)3, 4,LI Jun(李军)3, 4, WU Wei-tao(吴伟涛)3, 4 1...: A case study of the Lower Ordovician mid-assemblage Formations in the central Ordos Basin, China [J]. Journal of Central South University, 2018, 25(11): 2766–2784. DOI: https://doi.org......
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of vertical single wedge cutting blasting for TONGKENG mine haulage roadway excavation was researched. The results show that joint modeling with AUTO CAD and ANSYS can overcome the shortcomings of ANSYS... between the denotations of auxiliary holes and cutting holes should be kept in the scope of milliseconds. Key words: cutting blasting; roadway excavation; temporal and spatial evolution; joint modeling......
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Heidelberg 2011 Abstract: A set of water powered excavation test system was developed for the comprehensive performance testing and evaluation of water powered percussive rock drill indoors. The whole... powered excavation; comprehensive evaluation 1 Introduction With the increasing requirements of safety, environmental protection and energy saving and efficiency for excavation in deep rock mass......
; 文献标志码:A 文章编号:1672-7207(2015)09-3496-07 Numerical simulation of ground subsidence due to tunnel blasting excavation HE... 510380, China) Abstract: Based on the project of intercity rapid track section of Guangzhou to Foshan in Pearl river delta, the FLAC3D software was used to build the model of tunnel excavation......