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浅埋煤层大采高综采面矿压规律与支护阻力研究.rar

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    煤层 大采高综采面矿压 规律 支护 阻力 研究
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    中国矿业大学 2012 届本科生毕业设计目 录一般部分1 矿区概述及井田地质特征 ...................................................................................11.1 矿区概述 ..........................................................................................................................11.1.1 矿区地理位置 ........................................................................................................11.1.2 矿区气候条件 .......................................................................................................11.1.3 矿区地貌、水文情况 ............................................................................................21.1.4 矿区地震 ................................................................................................................21.2 井田地质特征 ...................................................................................................................21.2.1 以往地质报告及勘探工作简况 ............................................................................21.2.2 煤系地层 ................................................................................................................31.2.3 井田地质构造 ........................................................................................................61.2.4 水文地质特征 ........................................................................................................61.3 煤层特征 ...........................................................................................................................81.3.1 可采煤层 ................................................................................................................81.3.2 煤的特征 ..............................................................................................................111.3.3 其它有益矿产 ......................................................................................................131.3.4 瓦斯,煤尘及自燃 ..............................................................................................142 井田境界与储量 .................................................................................................162.1 井田境界 .........................................................................................................................162.2 井田地质勘探 .................................................................................................................162.2.1 勘探类型 ..............................................................................................................162.2.2 钻孔分布及储量等级圈定 .................................................................................162.2.3 最小可采厚度 .....................................................................................................162.3 矿井地质储量 .................................................................................................................172.3.1 储量计算基础 ......................................................................................................172.3.2 矿井地质储量计算 ..............................................................................................172.3.3 矿井工业储量计算 ..............................................................................................182.4 矿井可采储量 ................................................................................................................192.4.1 井田边界保护煤柱 ..............................................................................................192.4.2 工业广场保护煤柱 ..............................................................................................202.4.3 风井保护煤柱 ......................................................................................................212.4.4 大巷保护煤柱 ......................................................................................................212.4.5 矿井可采储量 ......................................................................................................223 矿井工作制度、设计生产能力及服务年限 .....................................................233.1 矿井工作制度 .................................................................................................................233.2 矿井设计生产能力及服务年限 .....................................................................................233.2.1 确定依据 ..............................................................................................................233.2.2 矿井设计生产能力 ..............................................................................................23中国矿业大学 2012 届本科生毕业设计3.2.3 矿井服务年限 ......................................................................................................233.2.4 井型校核 ..............................................................................................................244 井田开拓 .............................................................................................................254.1 井田开拓的基本问题 .....................................................................................................254.1.1 确定井筒形式、数目、位置 ..............................................................................254.1.2 阶段划分和开采水平的确定 ..............................................................................274.1.3 井田划分 ..............................................................................................................274.1.4 主要开拓巷道 ......................................................................................................274.1.5 开拓方案比较 ......................................................................................................284.2 矿井基本巷道 .................................................................................................................334.2.1 井筒 ......................................................................................................................334.2.2 井底车场及硐室 ..................................................................................................374.2.3 大巷 ......................................................................................................................384.2.4 巷道支护 ..............................................................................................................425 准备方式—— 采区巷道布置 .............................................................................435.1 煤层赋存地质特征 .........................................................................................................435.1.1 首采区位置 ..........................................................................................................435.1.2 采区煤层特征 ......................................................................................................435.1.3 地质构造 ..............................................................................................................435.1.4 顶底板岩石岩性 ..................................................................................................435.1.5 地表情况 ..............................................................................................................435.2 采区巷道布置及生产系统 .............................................................................................435.2.1 采区巷道布置的依据和要求 ..............................................................................435.2.2 首采区参数设计 ..................................................................................................445.2.3 采区上山布置 ......................................................................................................445.2.4 采区工作面接替顺序 ..........................................................................................445.2.5 确定采区的运输系统 ..........................................................................................445.2.6 采区内巷道掘进方法 ..........................................................................................455.2.7 采区生产能力及采出率 ......................................................................................485.3 主要硐室 .........................................................................................................................495.4 采区车场选型设计 .........................................................................................................506 采煤方法 .............................................................................................................516.1 采煤工艺 .........................................................................................................................516.1.1 确定采煤工艺方式 ..............................................................................................516.1.2 回采工作面参数的确定 ......................................................................................516.1.3 回采工作面采煤机、刮板输送机选型 ..............................................................526.1.4 回采工作面支护方式 ..........................................................................................546.1.5 端头支护及超前支护方式 ..................................................................................566.1.6 各工艺过程注意事项 ..........................................................................................57中国矿业大学 2012 届本科生毕业设计6.1.7 回采工作面正规循环作业 ..................................................................................586.2 回采巷道布置 .................................................................................................................616.2.1 回采巷道布置方式 ..............................................................................................616.2.2 回采巷道参数 ......................................................................................................627 井下运输 .............................................................................................................677.1 概述 .................................................................................................................................677.1.1 矿井设计生产能力及工作制度 ..........................................................................677.1.2 煤层及煤质 ..........................................................................................................677.1.3 运输距离和货载量 ..............................................................................................677.1.4 矿井运输系统 ......................................................................................................677.2 采区运输设备选择 .........................................................................................................687.2.1 设备选型原则: ..................................................................................................687.2.2 采区运输设备选型及能力验算 ..........................................................................687.3 运输设备选择 .................................................................................................................717.3.1 主运输大巷设备选择 ..........................................................................................717.3.2 轨道运输大巷设备选择 ......................................................................................718 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 副井提升设备选型 ..............................................................................................759 矿井通风及安全 .................................................................................................779.1 矿井通风系统的选择 .....................................................................................................779.1.1 矿井通风系统的基本要求 ..................................................................................779.1.2 矿井通风系统的确定 ..........................................................................................779.1.3 工作面通风方式 ..................................................................................................799.1.4 回采工作面进风巷道布置 ..................................................................................799.2 矿井风量计算 .................................................................................................................809.2.1 通风容易时期和通风困难时期采煤方案的确定 ..............................................809.2.2 各用风地点的用风量和矿井总用风量 ..............................................................819.2.3 风量分配 ..............................................................................................................849.3 矿井阻力计算 .................................................................................................................869.3.1 计算原则 ..............................................................................................................869.3.2 矿井最大阻力路线 ..............................................................................................869.3.3 计算矿井摩擦阻力和总阻力: ..........................................................................889.3.4 两个时期的矿井总风阻和总等积孔 ..................................................................899.4 选择矿井通风设备 .........................................................................................................919.4.1 选择主要通风机 ..................................................................................................919.4.2 电动机选型 ..........................................................................................................94中国矿业大学 2012 届本科生毕业设计9.5 安全灾害的预防措施 .....................................................................................................949.5.1 预防瓦斯和煤尘爆炸的措施 ..............................................................................949.5.2 预防井下火灾的措施 ..........................................................................................959.5.3 防水措施 ..............................................................................................................9510 矿井基本技术经济指标 ...................................................................................96参考文献 .................................................................................................................97专题部分 浅埋煤层大采高综采面矿压规律与支护阻力研究 .........................980 引言 .....................................................................................................................981 国内外研究现状 ................................................................................................1001.1 国外研究现状 ...............................................................................................................1001.2 国内研究现状 ...............................................................................................................1012 神东矿区浅埋煤层地质与开采条件 ................................................................1042.1 神东矿区概况 ...............................................................................................................1042.2 神东矿区煤层赋存及地质概况 ...................................................................................1042.3 神东矿区工程地质特征 ...............................................................................................1052.4 神东矿区浅埋煤层开采技术条件 ...............................................................................1063 浅埋煤层大采高综采面矿压
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