Showing 1 - 8 results of 8 for search '"Great Wall"', query time: 0.04s Refine Results
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    Application of Low-Frequency Processing Method Based on VMD Algorithm in Blasting Signal Processing by Bei Jia, Shenglin Li, Dianshu Liu, Shuaifeng Wu

    Published 2022-01-01
    “…Taking the excavation of the Badaling Great Wall Station as the background, the LSM method, EMD method, and VMD method are used to remove the low-frequency noise of the randomly selected test signals in order. …”
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    Application of 3D Laser Scanning in Underground Station Cavity Clusters by Li Pinpin, Qiu Wenge, Cheng Yunjian, Lu Feng

    Published 2021-01-01
    “…Based on the Badaling Tunnel Great Wall underground station of the Beijing-Zhangjiakou Railway, the 3D laser scanning technology is used to analyze the distribution of the tunnel overbreak and underbreak and the sectional area of the primary support, compared with the total station measurement results. …”
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    A Discussion of Stability and Engineering Verification of Thin Immediate Roof under Uniform Load of the Rectangular Coal Roadway by Linsheng Gao, Yueping Wang, Er-hui Zhang, Liang Cheng, Rui Peng

    Published 2020-01-01
    “…The stability of thin immediate roof under uniform load of the rectangular coal roadway was tested in 1905s mining roadway of Great Wall Number #3 coal excavation field. This research can further fill in blanks of the loading mechanism of the roadway roof and provide theoretical and pragmatic values to control the roadway pressure and rock stratum as well as the scientific references to the design of the anchor bolt supporting system.…”
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