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板裂结构顶板锚梁支护的离散元数值模拟
Discrete Element mumerical simulation of board split structure roof achor beam support
【摘要】 介绍了采用离散元 2D -block对锚梁支护板裂结构顶板进行数值模拟分析计算 ,研究板裂结构顶板的应力场 ,锚梁支护锚杆的轴力以及顶板位移及锚固顶板的破坏形式。
【Abstract】 Recomment mumerical simulation analyse computation for achor beam support split structure by discrete element 2D-block,study on stress field of split structure roof,roof displacement and destructive form of achor beam roof.
【关键词】 板裂结构顶板;
锚梁支护;
离散元;
数值模拟;
【Key words】 split structure roof; achor beam support; discrete element; mumerical simulation;
【Key words】 split structure roof; achor beam support; discrete element; mumerical simulation;
- 【文献出处】 河北煤炭 ,Hebei Coal , 编辑部邮箱 ,2004年01期
- 【分类号】TD353
- 【被引频次】8
- 【下载频次】97