Showing 761 - 780 results of 4,780 for search '"mining"', query time: 0.06s Refine Results
  1. 761

    Influence of Mine Earthquake Disturbance on the Principal Stress of the Main Roadway near the Goaf and Its Prevention and Control Measures by Penghui Guo, Jiazhuo Li, Xiqing Hao, Heng Cui, Lihua Tian, Wenhao Xie, Jiaqi Chu

    Published 2021-01-01
    “…With the reduction and depletion of shallow energy, the mining depth of coal around the world is increasing year by year, and the mining depth of some coal mines in China has reached kilometers. …”
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    Article
  2. 762

    Modeling Spatial Riding Characteristics of Bike-Sharing Users Using Hotspot Areas-Based Association Rule Mining by Chao Sun, Jian Lu

    Published 2022-01-01
    “…This study aims to investigate the spatial riding characteristics under different demand scenarios using association rule mining with hotspot detection, and to establish the subordinate rules between bike-sharing demand and land elements and between land elements. …”
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    Article
  3. 763

    DITC control strategy for semi-direct drive system with switched reluctance motor in coal mine belt conveyor by LIU Peng, ZHANG Lei, BAO Jiusheng, CHEN Huaxin, WEI Chunji, MA Chuanming, WANG Lei, WANG Xiaolong

    Published 2024-12-01
    “…The underground belt conveyor at Pingdingshan Tian'an Coal Mining No. 9 Co., Ltd. uses a drive system consisting of an asynchronous motor, hydraulic coupling, and reduction gears. …”
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    Article
  4. 764

    Study on the Allowable Exposure Time of Temporary Goaf in the Open Stope and Backfill Mining Method with Large Structure Parameters by Xiaosheng Liu, Weijun Wang, Yizhong Luo, Jin Zhan

    Published 2020-01-01
    “…The study provides a reference for mining design and safety production of similar mines with large-scale stope structure.…”
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    Article
  5. 765
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  8. 768

    A method for mining over-limit patterns of low voltage in users based on hierarchical affinity propagation clustering by SHEN Shuhao, ZHONG Qing, XU Zhong, WANG Gang, LI Haifeng, WANG Longjun

    Published 2025-01-01
    “…Mining different over-limit patterns of the low voltage is very important to guide the management of low voltage issues in users. …”
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    Article
  9. 769

    Linkage Analysis between Solid-Fluid Coupling and the Strength Reduction Method for Karst Cave Water Inrush in Mines by Yanlin Zhao, Jian Liao, Qiang Liu, Yang Li, Jianchao Cheng

    Published 2020-01-01
    “…Taking the water inrush accident of Shibaijing of the Qiyi mine in south China as an example, the instability mechanism of the water-proof rock pillar and evolution of water inrush are discussed. …”
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    Article
  10. 770

    Prediction Method for the Ground Vibration Damage Boundary of Thick and Hard Rock Layer Fracture Type Mine Quakes by Ming Zhang, Xuelong Hu, Min Tu, Yong Yue, Qingwei Bu

    Published 2022-01-01
    “…In this study, based on the example of the ground vibration damage response of a thick and hard rock layer fracture type mine quake, and by applying the theories of mine pressure, rock mechanics and vibration energy principle, the concept of “vibration damage boundary” of mine quake ground, which uses particle vibration velocity to evaluate the vibration damage, is proposed. …”
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    Article
  11. 771

    Ensemble Prediction Algorithm of Anomaly Monitoring Based on Big Data Analysis Platform of Open-Pit Mine Slope by Song Jiang, Minjie Lian, Caiwu Lu, Qinghua Gu, Shunling Ruan, Xuecai Xie

    Published 2018-01-01
    “…With the diversification of pit mine slope monitoring and the development of new technologies such as multisource data flow monitoring, normal alert log processing system cannot fulfil the log analysis expectation at the scale of big data. …”
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    Article
  12. 772
  13. 773

    Experimental Investigation of Flow Resistance in a Coal Mine Ventilation Air Methane Preheated Catalytic Oxidation Reactor by Bin Zheng, Yongqi Liu, Ruixiang Liu, Jian Meng, Mingming Mao

    Published 2015-01-01
    “…This paper reports the results of experimental investigation of flow resistance in a coal mine ventilation air methane preheated catalytic oxidation reactor. …”
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    Article
  14. 774

    Bed Separation Characteristics of an LTCC Panel and Subsidence Controlling Grouting: Case Study of Longquan Coal Mine, China by Jun Zheng, Guoqing Zhou, Yuliang Zhou, Dongfeng Yuan, Tielin Zhao

    Published 2022-01-01
    “…The bed separation backfill grouting (BSBG) is commonly used to mitigate the surface subsidence caused by coal mining. The distribution characteristics of bed separation and its dynamic evolving process are crucial for BSBG design. …”
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    Article
  15. 775

    Use of data mining algorithms in prediction of eggshell thickness from egg quality traits of Potchefstroom Koekoek layers by Kagisho Madikadike Molabe, Thobela Louis Tyasi, Vusi Gordon Mbazima

    Published 2025-01-01
    “…MARS had high r (0.925), R2 (0.856) and lower RMSE (0.129) and AIC (-975.331) compared to CHAID, Ex-CHAID and CART leading MARS to be the best data mining algorithm when predicting the eggshell thickness using egg quality traits.…”
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    Article
  16. 776

    Structural Characteristics of Regenerated Roof and Distribution Law of Overburden Porosity in Downward Mining of a Bifurcated Coal Seam by Ru Hu, Jiwen Wu, Xiaorong Zhai, Wenbao Shi, Kai Huang

    Published 2022-01-01
    “…During downward mining of a bifurcated coal seam, the roof of the lower coal seam is relatively broken and difficult to control due to the mining influence of the upper coal seam. …”
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    Article
  17. 777

    Influence Factors’ Analysis of the Face-End Roof Leaks Exposed to Repeated Mining Based on Multiple Linear Regression by Qiang Li, Dezhong Kong, Guiyi Wu, Zhijie Wen, Yuqi Shang

    Published 2021-01-01
    “…The model can predict the stability of the face-end roof exposed to repeated mining, which provides a basis for controlling the face-end roof exposed to repeated mining.…”
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    Article
  18. 778
  19. 779

    Analysis and Research on the Rehabilitation Effect of Physical Exercise on College Students’ Mental Depression Based on Multidimensional Data Mining by Wen Zou

    Published 2022-01-01
    “…In order to explore the physical exercise and psychological changes of college students, this study adopts the method of multidimensional data mining, taking 23,146 undergraduates from a university in Guangzhou, Guangdong Province, as the research object. …”
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    Article
  20. 780