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| 锚固节理煤岩巷道的损伤力学研究 | |
| 引用本文： | 王进学,沈杰,陈忠辉.锚固节理煤岩巷道的损伤力学研究[J].采矿与安全工程学报,2009,26(2). |
| 作者姓名： | 王进学 沈杰 陈忠辉 |
| 作者单位： | 1. 中国恩菲工程技术有限公司技术发展部,北京,100038 2. 北京工业职业技术学院学工处,北京,100042 3. 中国矿业大学力学与建筑工程学院,北京,100083 |
| 摘 要： | 岩体结构工程的稳定是矿山安全生产的前提和重要课题,岩石损伤力学及适合各种工程条件的计算软件为岩体工程研究提供了科学的理论和技术途径.本文利用岩石损伤力学理论,对锚、索加固节理岩体的损伤破坏进行了理论分析,建立了加锚、加索节理岩体贡献刚度矩阵的理论模型.利用ABAQUS数值计算软件,对节理煤岩巷道进行了支护方案优化设计,分析了支护岩体结构的损伤特征,总结了支护岩体结构的损伤变化规律.结果表明,利用岩石损伤理论和数值计算方法,可以实现岩体结构工程的支护优化设计,有效控制围岩损伤破坏的范围和程度. |
| 关 键 词： | 巷道 节理煤岩体 锚杆 锚索 损伤 |
Study into Damage Mechanics of Anchoring Reinforced Roadway in Jointed Coal-Rock Mass |
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| WANG Jin-xue,SHEN Jie,CHEN Zhong-hui.Study into Damage Mechanics of Anchoring Reinforced Roadway in Jointed Coal-Rock Mass[J].Journal of Mining and Safety Engineering,2009,26(2). | |
| Authors: | WANG Jin-xue SHEN Jie CHEN Zhong-hui |
| Affiliation: | 1.Technical Development Department;China ENFI Engineering Corp.;Beijing 100038;China;2.Student Affairs Office;Beijing Polytechnic College;Beijing 100042;3.School of Mechanics andArchitecture Engineering;China University of Mining & Technology;Beijing 100083;China |
| Abstract: | Stability of rock structural engineering is the premise and important project for safety production in mine.Rock damage mechanics and computing software adapting different engineering conditions provide scientific theories and technological ways for studying rock engineering.Applying rock damage mechanics theory in this paper,we theoretically analyzed rock damage of supported jointed rock mass with bolt and anchor cable,built theoretical models of contributing stiffness matrix for anchoring reinforced joint... |
| Keywords: | roadway jointed coal-rock mass bolt anchor cable damage |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ | |