声明
致谢
1 绪论
1.1 问题的提出与研究意义(The question and the research significance)
1.2 文献综述(Literature review)
1.3 研究内容(The research content)
1.4 研究方法和思路(Research methods and ideas)
2 兖州矿区综放开采端头区顶煤损失率现状及分析
2.1 东滩矿综放工作面端头区顶煤损失分析(Analysis of top coal loss in the End Zone of Mechanized Caving Face in DongTan Coal Mine)
2.2 鲍店矿综放工作面端头区顶煤损失分析(Analysis of top coal loss in the End Zone of Mechanized Caving Face in BaoDian Coal Mine)
2.3 综放面端头区顶煤的损失形式及原因分析(Analysis on the form and cause of the loss of top coal in the End Zone of Mechanized Caving Face)
2.4 综放面端头放煤存在的主要技术问题(The main technical problems of coal caving in the End Zone of Mechanized Caving Face)
2.5 小结(Summary)
3 综放工作面端头区设备布置及放煤空间确定
3.1 常规(现有)布置方式及存在问题(Conventional (present) arrangement and existing problems)
3.2 交叉侧卸垂直布置方式及其优势(Vertical arrangement and advantages of crossing side unloading)
3.3 放煤空间确定(Determination on top coal caving space)
4 综放工作面端头区煤岩的失稳垮落规律
4.1 综放工作面端头顶板块体结构的受力特征及其失稳条件(Stress characteristics and instability condition of roof blocks structure in fully mechanized caving face ends)
4.2 综放工作面端头区煤岩失稳垮落规律数值计算模型的建立(Establishment of numerical model for coal and rock instability and collapse in fully mechanized caving face ends)
4.3 综放工作面端头区围岩应力场分布规律及顶煤(板)垮落失稳特征(Distribution law of surrounding rock stress field and collapse and instability characteristics of top coal (roof) in fully mechanized caving face ends)
4.4 端头区放煤对围岩应力场分布及回采巷道稳定性的影响(Effect on stress distribution around surrounding rock and stability of the roadway in fully mechanized caving face ends)
4.5 端头区顶煤垮落失稳特征及煤岩运移规律(Collapse and instability characteristics of the top coal caving and movement law of coal and rock in fully mechanized caving face ends)
4.6 本章小结(Summary)
5 综放工作面端头区煤岩的冒放规律及合理工艺参数研究
5.1 模型的建立及方案(Model establishment and scheme)
5.2 端头不同放煤区域顶煤的冒放规律(Caving law of top coal caving in different regions in fully mechanized caving face ends)
5.3 不同煤层硬度端头顶煤冒放规律(Caving law of top coal caving with different coal hardness in the ends)
5.4 不同采放比端头顶煤冒放规律(Caving law of top coal caving with different extraction-caving ratio in the ends)
5.5 端头区放煤工艺参数确定(Optimization and determination of top coal caving technology in the ends)
5.6 本章小结(Summary)
6 工程应用
6.1 1306综放工作面概况(General situation of NO.1306fully mechanized caving face ends)
6.2 综放工作面端头顶煤运移规律(Top coal movement law of fully mechanized caving face ends)
6.3 1306综放面端头区放煤应用及效果分析(Top coal caving application and effect analysis of NO.1306 fully mechanized caving face ends)
6.4 综放面端头区矿压显现规律(The behavior law of mine pressure of fully mechanized caving face ends)
6.5 经济及社会效益(Economic and social benefits)
7 主要结论及展望
7.1 主要结论(Main conclusion)
7.2 创新点(Innovation)
7.3 论文展望(Prospect)
参考文献
作者简历
学位论文数据集