Numerical simulation on pressure-relief deformation characteristics of underlying coal-rock mass after upper protective layer excavation

著录项

• 来源
  《国际煤炭科学技术学报：英文版》 |2013年第3期|276-281|共6页
• 作者

  Jian LIU; Jie ZHAO; Ming-Song GAO;

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• 作者单位

  College of Energy and Safety Engineering;

  Anhui University of Science and Technology;

  Huainan 232001;

  China;

  Key Laboratory of Mine Safety and High Efficient Mining Jointly Built by Province and Education Ministry;

  Anhui University of Science and Technology;

  Huainan 232001;

  China;

  Coal Industry Design and Research Institute of Hefei;

  Hefei 230041;

  China;

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• 原文格式 PDF
• 正文语种 chi
• 中图分类 冲击地压;爆破工程;
• 关键词

  保护层开挖; 数值模拟; 变形特性; 煤岩体; 底层; 煤矿采空区; 减压; 弹塑性力学;