| 近水平煤层顶板应力-承压水耦合响应分析 |
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| 引用本文： | 杨晓琴,于永军.近水平煤层顶板应力-承压水耦合响应分析[J].煤炭技术,2019(2):88-90. |
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| 作者姓名： | 杨晓琴 于永军 |
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| 作者单位： | 太原理工大学矿业工程学院;太原理工大学原位改性采矿教育部重点实验室;东北大学资源与土木工程学院 |
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| 基金项目： | 国家自然科学基金(51504159);太原理工大学2014年校青年(团队)基金(2014TD008) |
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| 摘 要： | 采用应力-渗流耦合的数值计算方法,分析承压含水层下采煤过程中渗流场、应力场演化规律,分析了工作面推进过程中岩石破断规律,探讨岩层交界面、天然断层、裂缝对岩石裂缝扩展路径的导向作用,孔隙水压力分布、水头分布的变化规律,预测承压流体涌入工作面的可能性,为煤矿灾害预警和优化开采提供参考。
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| 关 键 词： | 综采 近水平煤层 矿井灾害 流固耦合 数值计算 |
Coupled Analysis of Stress and Confined Water in Roof of Flat Coal Seams |
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| YANG Xiao-qin,YU Yong-jun.Coupled Analysis of Stress and Confined Water in Roof of Flat Coal Seams[J].Coal Technology,2019(2):88-90. |
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| Authors: | YANG Xiao-qin YU Yong-jun |
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| Affiliation: | (College of Mining Engineering,Taiyuan University of Technology,Taiyuan 030024,China;Key Laboratory of In-situ Property-improving Mining of Ministry of Education,Taiyuan University of Technology,Taiyuan 030024,China;School of Sources and Civil Engineering,Northeastern University,Shenyang 110819,China) |
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| Abstract: | YANG Xiao-qin;YU Yong-jun(College of Mining Engineering,Taiyuan University of Technology,Taiyuan 030024,China;Key Laboratory of In-situ Property-improving Mining of Ministry of Education,Taiyuan University of Technology,Taiyuan 030024,China;School of Sources and Civil Engineering,Northeastern University,Shenyang 110819,China) |
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| Keywords: | fully mechanized mining flat coal seams mining disaster fluid-solid coupling numerical calculation |
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