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山区开采地表动态移动变形规律
  • ISSN号:1001-1250
  • 期刊名称:《金属矿山》
  • 时间:0
  • 分类:TD325[矿业工程—矿井建设]
  • 作者机构:太原理工大学矿业工程学院,山西太原030024
  • 相关基金:国家自然科学基金项目(编号:51574132,51504159); 山西省自然科学基金项目(编号:2014011001-3)
中文摘要:

我国约有1/3的煤矿位于山区,开采造成的山区地表移动变形与平原地区有较大区别。为探究山区开采地表移动变形的时空特征,揭示山区开采地表动态移动变形规律,首先通过分析山区地表移动变形特征,确定了山区开采滑移影响函数,并应用叠加原理构建了顾及山区地形与平原因素的山区地表移动变形预计模型;然后结合Knothe时间函数,推导了山区开采地表动态移动变形预计公式;最后分析了正坡、反坡2种模型的地表动态移动变形规律。采用山西某矿的现场实测数据对山区地表移动变形预计模型进行了验证,取得了较好的一致性。山区开采地表动态移动变形规律的分析,为最大限度确保矿区地表建(构)筑物免于地表动态移动变形破坏提供了技术依据。

英文摘要:

There are about one third of the coal mines under the conditions of mountainous terrain in our country, the sur- face dynamic movement and deformation induced by the underground mining in mountainous terrain are quite different with the surface dynamic movement and deformation in the plain area. In order to analyze the temporal and spatial characteristics of the surface movement and deformation induced by the mining under the conditions of mountainous terrain, and reveal the regulari- ties of surface dynamic movement and deformation ,firstly ,the mining influence function of slip in mountain area is obtained by analyzing the characteristics of surface movement and deformation in mountainous area, the prediction model of surface move- ment and deformation in mountainous area is established based on the factors of mountainous terrain and plain by using the principle of superposition; secondly, based on the Knothe time function, the prediction formula of surface dynamic movement and deformation in mountainous area is derived;finally,the surface dynamic movement and deformation regularities of the two models of the positive slope and back slope are analyzed in detail. The prediction model of the surface dynamic movement and deformation in mountainous area is verified by adopting the measured data of a mine in Shangxi province, the ideal results are obtained. The study results show that the analysis results of characteristics regularities of surface dynamic movement and de- formation induced by mining in mountainous area can provide the technical basis for the protection of surface buildings from the surface dynamic movement and deformation induced by mining in mountainous area.

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期刊信息
  • 《金属矿山》
  • 北大核心期刊(2011版)
  • 主管单位:中钢集团马鞍山矿山研究院有限公司 中国金属学会
  • 主办单位:中钢集团马鞍山矿山研究院 中国金属学会
  • 主编:王运敏
  • 地址:安徽省马鞍山经济技术开发区西塘路666号
  • 邮编:243000
  • 邮箱:jsksbjb@163.com
  • 电话:0555-24044796
  • 国际标准刊号:ISSN:1001-1250
  • 国内统一刊号:ISSN:34-1055/TD
  • 邮发代号:26-139
  • 获奖情况:
  • 国家二等奖,省、部二等奖,中国期刊方阵“双百”期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),波兰哥白尼索引,荷兰文摘与引文数据库,美国剑桥科学文摘,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:22666