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Home > Wen Yuan (High School Edition) > 2021 No.10 > 煤矿保护层开采覆岩破断移动特征研究

  • 煤矿保护层开采覆岩破断移动特征研究

    Author(s)：

    王中华 薛静璇

    Publication Title：

    Wen Yuan (High School Edition) 2021 No.10

    Affiliations：

    冀中能源邯郸矿业集团有限公司

    Abstract：

    移动角是研究岩层移动与变形的重要角值参数，用于圈定地下开采工程中的岩层移动范围。然而由于充填开采下覆岩移动角变化规律的不明，在采用充填开采技术进行地下开采时，矿山仍使用传统方法来确定覆岩的移动角，并以此圈定地表移动范围，往往导致圈定的地表移动范围过大，从而造成开采成本高、资源浪费严重等问。本文主要分析煤矿保护层开采覆岩破断移动特征研究。

    Keywords：

    膏体充填开采；数值模拟；覆岩变形；移动角；回归分析

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    [1] 王中华,薛静璇.煤矿保护层开采覆岩破断移动特征研究[J].Wen Yuan (High School Edition),2021(10),.

文渊(高中版)
Wen Yuan (High School Edition)

Language: 中文

CN：11-9276/G

ISSN：2096-6288

Publication Frequency: 月刊

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