Showing 581 - 600 results of 4,780 for search '"mining"', query time: 0.06s Refine Results
  1. 581

    Study on the Strength Development of Cemented Backfill Body from Lead-Zinc Mine Tailings with Sulphide by Juanrong Zheng, Lijie Guo, Xiaoxiao Sun, Wenchen Li, Qi Jia

    Published 2018-01-01
    “…The unconfined compressive strength (UCS) development of cemented backfill materials for lead-zinc mine tailings with sulphide was studied. The results showed that the UCS of the cemented backfill body with ordinary Portland cement (OPC) as binder decreased in the later curing days, regardless of particle size. …”
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  2. 582

    Instability Model of a Coal Wall with Large Mining Height under Excavation Unloading Conditions by Lei Li, Feng zhang

    Published 2020-01-01
    “…Elevating the wall-supporting force Ph, the initial supporting force of supports on the working face and the cohesion C of coal body can effectively control the occurrence of coal wall caving accidents and contribute to the safe mining of working faces with a large mining height.…”
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  3. 583
  4. 584

    Disaster Control of Roof Falling in Deep Coal Mine Roadway Subjected to High Abutment Pressure by Shizhong Zhang, Gangwei Fan, Ling Chai, Qizhen Li, Mingwei Chen, Tao Luo, Shang Ren

    Published 2021-01-01
    “…The roof falling accident is a serious threat to the lives of miners in deep coal mining, especially when the coal mine is more than 1000 meters deep. …”
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  5. 585

    Numerical Simulation Analysis of NPR Anchorage Monitoring of Bedding Rock Landslide in Open-Pit Mine by Kai Zhang, Xiaojie Yang, Xuebin Cui, Yong Wang, Zhigang Tao

    Published 2020-01-01
    “…Nanfen open-pit iron mine is the largest single open-pit mine in Asia. …”
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  6. 586
  7. 587

    Multimedia Computer-Aided Industrial System Design Based on the Study of Big Data Mining Algorithm by Zhihao Zeng

    Published 2021-01-01
    “…Aiming at the problems of the multimedia computer-aided industrial system, this paper puts forward the application of big data mining algorithm to multimedia computer-aided industrial system design and analyzes in detail the impact of multimedia technology on industrial quality. …”
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  8. 588

    Interoperability of Multimedia Network Public Opinion Knowledge Base Group Based on Multisource Text Mining by Yanru Zhu

    Published 2021-01-01
    “…The results of the case analysis show that the multisource text mining algorithm can provide a strong basis for the construction of a multimedia network public opinion knowledge base group.…”
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  9. 589
  10. 590

    Signal Game Analysis on the Effectiveness of Coal Mine Safety Supervision Based on the Affective Events Theory by Xue Yang, Yang Tian, Kai Feng, Juan Yang, Shu-hui Zhang, Shengnan Wang

    Published 2020-01-01
    “…The main cause of coal mine safety accidents is the unsafe behavior of miners who are affected by their emotional state. …”
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  11. 591

    Layout of the First-Mining Working Face in the Protected Seam for Pressure Relief by Peak Stress Shift by Xiao-Xu Gao, Guo-Jin Chai, Guang-An Zhu

    Published 2021-01-01
    “…By taking the first-mining working face in the 2-2# middle coal seam in Hulusu Coal Mine as the background, a mechanical model for the stress distribution after mining the upper protective seams was established through theoretical analysis and in situ measurement. …”
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  12. 592

    The Observation Report of Red Blood Cell Morphology in Thailand Teenager by Using Data Mining Technique by Sarawut Saichanma, Sucha Chulsomlee, Nonthaya Thangrua, Pornsuri Pongsuchart, Duangmanee Sanmun

    Published 2014-01-01
    “…Our study will utilize J48 algorithm, a data mining technique to predict abnormality in peripheral blood smear from 1,362 students by using 13 data set of hematological parameters gathered from automated blood cell counter. …”
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  13. 593

    Hydrilla leaf mining flies (unofficial common name) Hydrellia spp. (Insecta: Diptera: Ephydridae) by Emma Weeks, James Cuda

    Published 2014-08-01
    “…EENY590/IN1034: Hydrilla Leaf Mining Flies (unofficial common name) Hydrellia spp. …”
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  14. 594

    Water Supply and Regulation of Underground Reservoir in Coal Mine considering Coal-Water Occurrence Relationship by Mingbo Chi, Zhiguo Cao, Quansheng Li, Yong Zhang, Baoyang Wu, Bao Zhang, Yi Yang, Xiaoqing Liu

    Published 2022-01-01
    “…Water supply prediction and control is one of the key issues in exploitation of coal mine underground reservoirs (CMUR). In order to investigate the water supply for underground reservoirs in coal mines, the aquifers were classified into three types (types I, II, and III) according to the relative location of aquifers. …”
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  15. 595

    Construction and Application Analysis of Carbon Emission Influence Factor Model of Energy Consumption in Mining Industry by Lili Wei, Xiwen Feng, Guangyu Jia

    Published 2021-01-01
    “…With the proposal of China’s “double carbon goal,” as a high energy-consuming industry, it is urgent for the mining industry to adopt a low-carbon development strategy. …”
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  16. 596

    A Novel Mining Method for Longwall Panel Face Passing through Parallel Abandoned Roadways by Yang Li, Yuqi Ren, Nan Wang, Junbo Luo, Na Li, Yikun Liu, Guoshuai Li

    Published 2021-01-01
    “…In order to reduce the occurrence of mine pressure accidents and ensure safe mining, a new mining method named “swing-inclined” mining method was proposed and was employed in the E13103 of Cuijiazhai coal mine. …”
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  17. 597

    Methane Extraction from Abandoned Mines by Surface Vertical Wells: A Case Study in China by Shengyong Hu, Ao Zhang, Guorui Feng, Xiangqian Guo, Xuyang Miu, Chao Li, Dandan Han, Jin Wang, Lixun Kang

    Published 2018-01-01
    “…Considerable methane resources exist in abandoned coal mines. However, methane extraction from abandoned mines in China is still in the exploratory stage. …”
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  18. 598

    A Study on Coastline Extraction and Its Trend Based on Remote Sensing Image Data Mining by Yun Zhang, Xueming Li, Jianli Zhang, Derui Song

    Published 2013-01-01
    “…In this paper, data mining theory is applied to carry out the field of the pretreatment of remote sensing images. …”
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  19. 599

    Stiffness Determination of Backfill-Rock Interface to Numerically Investigate Backfill Stress Distributions in Mine Stopes by Guangsheng Liu, Xiaocong Yang, Lijie Guo

    Published 2021-01-01
    “…The applicability of the solution has been verified by investigating backfill stress distributions in mine stopes of two widely used mining methods with variable stiffness values. …”
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  20. 600

    Application Research on Testing Efficiency of Main Drainage Pump in Coal Mine Using Thermodynamic Theories by Deyong Shang

    Published 2017-01-01
    “…But there are some defects in this kind of method of underground coal mine. This paper first introduces the principle of testing the main drainage pump efficiency in coal mine using thermodynamic theories, then analyzes the energy transformation during the process of draining water, and finally derives the calculation formulae of the pump efficiency, which meet the on-site precision of engineering. …”
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