Showing 201 - 220 results of 750 for search '"Coal mining"', query time: 0.10s Refine Results
  1. 201

    Lugares amados, lugares sombra: éticas y estéticas en tiempos de transición by María Cecilia Roa García, Alejandro Quecedo del Val, Nils Lagrève, Ana Manuela Amaya Morales

    Published 2025-01-01
    “…The disappearance of these traditional energy practices is a profound paradox: at a moment when the urgency to cease burning fossil fuels is clearer than ever, coal mining erases age-old energy practices that have thrived in simplicity, small scale, and ethical harmony with the land. …”
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    Article
  2. 202
  3. 203
  4. 204

    Experimental Study on Lateral Permeability Evolution of Sandstone under Seepage-Damage Coupling by Dongdong Pang, Feisheng Feng, Guanghui Jiang, Dongjing Xu, Xiaohan Wang

    Published 2020-01-01
    “…To analyze the internal pore evolution law of aquifer rock in a coal mining front under the coupling effect of stress and seepage and the influence on the water inrush performance of the working face, research on the working face was conducted to improve the RTR-1000 high-temperature and high-pressure rock triaxial mechanical testing system, using hollow cylindrical and complete sandstone samples and by considering the stress change law in the actual mining process as the reference loading path. …”
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  5. 205

    Study of Rock Burst Risk Evolution in Front of Deep Longwall Panel Based on Passive Seismic Velocity Tomography by Kunyou Zhou, Linming Dou, Siyuan Gong, Jiazhuo Li, Jinkui Zhang, Jinrong Cao

    Published 2020-01-01
    “…Monitoring and early-warning are critical for the prevention and controlling of rock burst in deep coal mining. In this study, rock burst risk assessment criterion was built based on the correlativity between seismic velocity and stress state in coal and rock body. …”
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    Article
  6. 206

    Single Pick Cutting Rock Load Identification Based on Improved Regularization Method by Lei Dong, Siyu Zhai, Bukang Wang, Liang Dong, Junyuan Wang, Ruimin Shi

    Published 2021-01-01
    “…The research could benefit the design of the cutting system and the arrangement of the pick on the coal mine or tunneling machinery.…”
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  7. 207
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  9. 209

    Evaluation of coal export from Russia by A. V. Korolyatin, Yu. N. Linnik

    Published 2019-09-01
    “…Dynamics of coal mining in Russia and also export of coal from Russia has been presented. …”
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    Article
  10. 210

    Risk Assessments of Water Inrush from Coal Seam Floor during Deep Mining Using a Data Fusion Approach Based on Grey System Theory by Yaru Guo, Shuning Dong, Yonghong Hao, Zaibin Liu, Tian-Chyi Jim Yeh, Wenke Wang, Yaoquan Gao, Pei Li, Ming Zhang

    Published 2020-01-01
    “…For the safety of coal mining, horizontal directional drilling and grouting techniques have been implemented to detect and plug the fractures and conduits that deliver high-pressure groundwater to coal mine. …”
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    Article
  11. 211

    Determination of Mining-Induced Changes in Hydrogeological Parameters of Overburden Aquifer in a Coalfield, Northwest China: Approaches Using the Water Level Response to Earth Tide... by Qingyu Xu, Guangcai Wang, Xiangyang Liang, Shen Qu, Zheming Shi, Xianbin Wang

    Published 2021-01-01
    “…., permeability and specific storage) of aquifers disturbed by mining activity is significant to groundwater resource and ecological environment protection in coal mine areas. However, such parameters are difficult to continuously measure in situ using conventional hydrogeological methods, and their temporal changes associated with coal mining are not well understood. …”
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    Article
  12. 212

    Study of the Fracture Law of Overlying Strata under Water Based on the Flow-Stress-Damage Model by Zhijie Wen, Suolin Jing, Yujing Jiang, Lei Tian, Jinhao Wen, Zhiguo Cao, Shaoshuai Shi, Yujun Zuo

    Published 2019-01-01
    “…To accurately detect the development height of the water flowing fractured zone (WFFZ) in the overlying strata of the working face after mining under water and to ensure the safety and reliability of coal mining, the coal seam located under Weishanhu Lake in the Jisan coal mine was used as the experimental system. …”
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  13. 213

    A Case Study of Cyclic Top Coal Weakening Process Based on Highly Tough Coal Seam with Partings by Zhaopeng Wu, Junhui Wang, Zhijun Wan, Jingyi Cheng, Luchang Xiong, Lizhu Zhao, Xiaogang Liu

    Published 2021-01-01
    “…In the context of highly tough top coal with partings at working face 110501 for fully mechanized top coal caving mining in Yushutian Coal Mine, effects of parting band and high toughness on top coal breaking were studied in terms of mechanism and extent, a multifunctional compound drilling field integrating blast weakening, water injection weakening, and gas extraction was purposefully designed, and a cyclic top coal weakening process for highly tough coal seams with partings was proposed. …”
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  14. 214

    Research on wireless monitoring system for internal temperature field of coal gangue mountain by Xiaofei Liu, Chunhao Liang, Jifa Qian, Xiaolin Li, Xuemei Li, Baoli Li, Guang Xu, Bin Zhou

    Published 2025-02-01
    “…Simultaneously, field tests were performed in the coal gangue mountain at the coal mine. The laboratory simulation and field test results demonstrate that the system can effectively monitor the internal temperature changes of the gangue mountain, particularly within the horizontal range of 0–0.2 m near the heat source and the vertical range of 0–0.3 m. …”
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  15. 215

    The focal mechanism and field investigations of mining-induced earthquake by super-thick and weak cementation overburden strata fracturing by Xianxi Bai, Anye Cao, Changbin Wang, Yaoqi Liu, Chengchun Xue, Xu Yang, Yao Yang, Songwei Wang, Qi Hao

    Published 2025-01-01
    “…During mining along goafs, the seismic sources displayed a tendency of upward expansion and the shear slip ruptures were more than that in the solid coal mining stage. The focal mechanism of the MIEs in Shilawusu Coal mine was caused by the primary and periodic tension rupture of the STWCS and shear slip rupture. …”
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  16. 216

    A Life Lived in Class by Diane Reay

    Published 2018-12-01
    “…I am going to focus on two fields: the working-class coal-mining community of my childhood and youth, and the educational system. …”
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    Article
  17. 217

    Outburst mechanism and hazard prevention technique of limestone aquifer under isolated island panels by Wei Wang, Wei Wang, Wei Wang, Yanjun Wu, Yanjun Wu, Yanjun Wu, Yongli Shi, Yongli Shi, Yongli Shi, Jingzhong Zhu

    Published 2025-01-01
    “…The theoretical results and engineering application in this study have significant implications for coal mining on other isolated islands affected by panel floor water damage.…”
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  18. 218

    Mechanism of Coal Bump among Mine Group under the Control of Large Geological Body: A Case Study of Yima Mining Area, China by Yizhe Li, Shankun Zhao, Qingxin Qi, Pengzhi Pan, Xiangzhi Wei, Yin Wang, Ningbo Zhang, Yang Zhao, Haitao Chai, Qilin Hao

    Published 2021-01-01
    “…Coal bump often occurs in coal mining among many working faces in mine group under the control of large geological bodies. …”
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  19. 219

    Photobooks dedicated to Gunkanjima: Random Personal Memories or Strategical Publications? by Cecile Laly

    Published 2020-06-01
    “…The publications were released mainly over the last two decades, around the time Japan began the UNESCO application proceedings for the Tentative List of “Sites of Japan’s Meiji Industrial Revolution: Iron and Steel, Shipbuilding and Coal Mining”, which includes a total of twenty-three sites, among which is Hashima. …”
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  20. 220

    De l’or noir à l’or vert : le gaz de mine, une ressource de transition dans le Nord-Pas-de-Calais ? by Antoine Fontaine, Laurence Rocher

    Published 2023-06-01
    “…In the Nord-Pas-de-Calais coalfield, mine gas, an emblematic legacy of the coal mining past, is now seen as an energy resource and a vector for the renewal of the region. …”
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