NON-PILLAR

作品数：5被引量：36H指数：2
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相关领域：矿业工程更多>>
相关期刊：《Journal of Mountain Science》《Engineering》《Earth Energy Science》《Journal of Central South University》更多>>
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Mathematical principle and engineering application of end-mining technology with non-pillar
《Earth Energy Science》2025年第1期85-97,共13页Jianyong Qiao Zhiqiang Wang Tingzhao Li Yun Zhao 
supported by the National Natural Science Foundation of China(No.12071047,51774289,52074291).
To ameliorate the difficulties of on-site dynamic disaster control in the end-mining stage of traditional mining engineering,this paper introduces the mathematical research and engineering application of the end-minin...
关键词：NON-PILLAR End-mining technology Mathematical principle Engineering application Dynamic disaster 
Bearing mechanism of roof and rib support structure in automatically formed roadway and its support design method
《Journal of Central South University》2024年第7期2467-2487,共21页JIANG Bei WANG Ming-zi WANG Qi XIN Zhong-xin XING Xue-yang DENG Yu-song YAO Liang-di 
Project(2023YFC2907600)supported by the National Key Research and Development Program of China;Projects(42077267,42277174,52074164)supported by the National Natural Science Foundation of China;Project(2024JCCXSB01)supported by the Fundamental Research Funds for the Central Universities,China。
Non-pillar mining technology with automatically formed roadway is a new mining method without coal pillar reservation and roadway excavation.The stability control of automatically formed roadway is the key to the succ...
关键词：automatically roadway with non-pillar confined lightweight concrete roof and rib support mechanical model bearing behaviour 
Experimental study on the movement law of overlying rock non-pillar coal overhead mining被引量：2
《Journal of Mountain Science》2023年第6期1759-1773,共15页LI Yong ZHENG Jing WANG Feng-nian MA Xin-gen ZHANG Rui-xue SUN Ying-ying YIN Jian-bin TAO Zhi-gang 
the National Natural Science Foundation of China(No.42272204);the Fundamental Research Funds for the Central Universities(Grant No.2021JCCXDC02);the Gansu Province Science and Technology Major Project(19ZD2GA005)for their support;financially supported by the State Key Laboratory for Geomechanics and Deep Underground Engineering(SKLGDUEK2020);Huaneng Group headquarters science and technology project(HNKJ21-H07);the Coal Burst Research Center of Jiangsu,China。
Pillarless coal mining technology is a new practical technology.Based on the compensating mechanical behavior of the Negative Poisson’s Ratio(NPR)anchor cable on the roof,the roadway was successfully retained by the ...
关键词：No pillar mining Overhead mining NPR anchor cable Physical model of similar materials FLAC3D Numerical simulation Motion of overburden 
An Innovative Non-Pillar Coal-Mining Technology with Automatically Formed Entry: A Case Study被引量：12
《Engineering》2020年第11期1315-1329,共15页Xingyu Zhang Manchao He Jun Yang Eryu Wang Jiabin Zhang Yue Sun 
This work was supported by the National Key Research and Development Program of China(2016YFC0600900);the Program of China Scholarship Council(201806430070).
A non-pillar coal-mining technology with an automatically formed entry is proposed,which reduces the waste of coal resources and the underground entry drivage workload.Three key techniques in this technology cooperate...
关键词：Non-pillar mining Entry support Retained entry Rock engineering Industrial test 
Numerical Simulation of Independent Advance of Ore Breaking in the Non-pillar Sublevel Caving Method被引量：22
《Journal of China University of Mining and Technology》2007年第2期295-300,共6页ZHOU Chuan-bo YAO Ying-kang GUO Liao-wu YIN Xiao-peng FAN Xiao-feng SHANG Ying 
The mechanism of stress generation and propagation by detonation loading in five separate independent advance of ore breaking patterns is discussed in the paper. An elastic numerical model was developed using AN- SYS/...
关键词：non-pillar sublevel caving method independent advance of ore breaking numerical simulation model test 
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