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薄基岩浅埋煤层采场顶板运动规律研究.rar

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    基岩 煤层 顶板 运动 规律 研究
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    中国矿业大学2012届本科生毕业设计说明书目 录1 矿区概述及井田地质特征 .................................................................................................11.1 矿区概述 ................................................................................................................................11.2 井田地质特征 .......................................................................................................................31.3 煤层特征 ...............................................................................................................................62 井田境界及储量 ..................................................................................................................142.1 井田境界 .............................................................................................................................142.2 矿井工业储量 .....................................................................................................................162.2.1工业资源/储量 .............................................................................................................................................172.2.2 矿井可采/资源储量 ...................................................................................................................................173 矿井工作制度、设计生产能力及服务年限 ...............................................................223.1 矿井工作制度 .....................................................................................................................223.2 矿井设计生产能力及服务年限 .........................................................................................223.2.1 矿井设计生产能力确定依据 ....................................................................................................................223.2.2 矿井设计生产能力 ....................................................................................................................................223.2.3 矿井服务年限 ............................................................................................................................................223.2.4 井型校核 ....................................................................................................................................................234 井田开拓 ................................................................................................................................244.1 矿井开拓的基本问题 .........................................................................................................244.1.1 井田开拓的基本问题 ................................................................................................................................244.1.2 确定井筒形式、数目、位置及坐标 ........................................................................................................244.1.3 工业场地的位置 ........................................................................................................................................254.1.4 开采水平的确定 ........................................................................................................................................254.1.5 主要开拓巷道 ............................................................................................................................................254.1.6 矿井开拓延伸 ............................................................................................................................................264.1.7 方案比较 ....................................................................................................................................................264.2 矿井基本巷道 .....................................................................................................................344.2.1 井筒 ............................................................................................................................................................344.2.2 井底车场及硐室 ........................................................................................................................................344.2.3 主要开拓巷道 ............................................................................................................................................405 准备方式— 采区巷道布置 ...............................................................................................445.1 煤层地质特征 .....................................................................................................................445.1.1 采区位置 ....................................................................................................................................................445.1.2 采区煤层特征 ............................................................................................................................................445.1.3 煤层顶底板岩石构造情况 ........................................................................................................................445.1.4 水文地质 ....................................................................................................................................................445.1.5 主要地质构造 ............................................................................................................................................445.1.6 地表情况 ....................................................................................................................................................455.2 采区巷道布置及生产系统 .................................................................................................455.2.1 采区范围及区段划分 ................................................................................................................................455.2.2 煤柱尺寸的确定 ........................................................................................................................................455.2.3 采煤方法及工作面长度的确定 ................................................................................................................455.2.4 确定采区各种巷道的尺寸、支护方式及通风方式 ................................................................................455.2.5 采区巷道的联络方式 ................................................................................................................................46中国矿业大学2012届本科生毕业设计说明书5.2.6 采区接替顺序 ............................................................................................................................................465.2.7 采区生产系统 ............................................................................................................................................465.2.8 采区内巷道掘进方法 ................................................................................................................................475.2.9 采区生产能力及采出率 ............................................................................................................................475.3 采区车场选型设计 .............................................................................................................485.3.1 确定采区车场形式 ....................................................................................................................................486 采煤方法 ................................................................................................................................516.1 采煤工艺方式 .....................................................................................................................516.1.1 采区煤层特征及地质条件 ........................................................................................................................516.1.2 确定采煤工艺方式 ....................................................................................................................................516.1.3 回采工作面参数 ........................................................................................................................................526.1.4 回采工艺及设备 ........................................................................................................................................526.1.5 回采工作面支护方式 ................................................................................................................................566.1.6 端头支护及超前支护方式 ........................................................................................................................596.1.7 各工艺过程注意事项 ................................................................................................................................596.1.9 回采工作面正规循环作业 ........................................................................................................................616.2 回采巷道布置 .....................................................................................................................636.2.1 回采巷道布置方式 ....................................................................................................................................636.2.2回采巷道参数 ..............................................................................................................................................647 井下运输 .................................................................................................................................677.1 概述 .....................................................................................................................................677.1.1 井下运输设计的原始条件和数据 ............................................................................................................677.1.2 运输距离和货载量 ....................................................................................................................................677.1.3 矿井运输系统 ............................................................................................................................................687.2 采区运输设备选择 .............................................................................................................707.2.1 设备选型原则 ............................................................................................................................................707.2.2 采区设备的选型 ........................................................................................................................................707.3 大巷运输设备选择 .............................................................................................................717.3.1 运输大巷设备选择 ....................................................................................................................................717.3.2 辅助运输大巷设备选择 ............................................................................................................................728 矿井提升 ................................................................................................................................738.1 概述 .....................................................................................................................................738.2 主副井提升 .........................................................................................................................738.2.1 主井提升 ....................................................................................................................................................738.2.2 副井提升 ....................................................................................................................................................769 矿井通风及安全技术 .........................................................................................................789.1 矿井通风系统选择 .............................................................................................................789.1.1 矿井基本概况 ............................................................................................................................................789.1.2 矿井通风系统的基本要求 ........................................................................................................................789.1.3 矿井通风方式的选择 ................................................................................................................................799.1.4 矿井主要通风机工作方式的确定 ............................................................................................................799.1.5 采区通风系统的要求 ................................................................................................................................809.1.6工作面通风方式的选择 ..............................................................................................................................809.1.7 回采工作面进回风巷道的布置 ................................................................................................................819.2 矿井风量计算 .....................................................................................................................819.2.1 回采工作面风量计算 ................................................................................................................................829.2.2 掘进工作面风量计算 ................................................................................................................................83中国矿业大学2012届本科生毕业设计说明书9.2.3 硐室需风量 ................................................................................................................................................849.2.4 其它巷道风量计算 ....................................................................................................................................849.2.5 矿井总风量计算 ........................................................................................................................................859.2.6 风量分配 ....................................................................................................................................................859.2.7 通风构筑物 ................................................................................................................................................879.3 全矿通风阻力计算 .............................................................................................................879.3.1 矿井通风总阻力计算原则 ........................................................................................................................879.3.3 矿井最大阻力路线 ....................................................................................................................................879.3.4 矿井通风阻力计算 ....................................................................................................................................909.3.5 矿井通风总阻力 ........................................................................................................................................919.3.6 矿井总风阻及总等积孔 ............................................................................................................................929.4 矿井通风设备选型 .............................................................................................................939.4.1 通风机选择的基本原则 ............................................................................................................................939.4.2 通风机风压的确定 ....................................................................................................................................939.4.4 矿井主要通风设备的要求 ...................................
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