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煤矿深井巷道矿压显现及其控制.rar

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    煤矿 深井 巷道 显现 及其 控制
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    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 交通位置 ...............................................................................................................11.1.2 河流 .......................................................................................................................11.1.3 矿区气候条件 .......................................................................................................11.1.4 工农业生产情况 ...................................................................................................11.2 井田地质特征 ..................................................................................................................21.2.1 井田地形及煤系地层概述 ...................................................................................21.2.2 井田地质构造 .......................................................................................................31.2.3 井田水文地质 .......................................................................................................41.3 井田煤层特征 ..................................................................................................................81.3.1 煤层埋藏条件及围岩性质 ...................................................................................81.3.2 煤层特征 ...............................................................................................................82 井田境界与储量 .......................................................................................................................102.1 井田境界 ........................................................................................................................102.1.1 井田境界划分的原则 .........................................................................................102.1.2 井田境界 .............................................................................................................102.2 矿井工业储量 ................................................................................................................112.2.1 井田勘探类型 .....................................................................................................112.2.2 矿井工业储量的计算及储量等级的圈定 .........................................................112.3 矿井可采储量 ................................................................................................................112.3.1 计算可采储量时,必须要考虑以下储量损失 .................................................112.3.2 各种煤柱损失计算 .............................................................................................123 矿井工作制度、设计生产能力及服务年限 ...........................................................................153.1 矿井工作制度 ................................................................................................................153.2 矿井设计生产能力及服务年限 ....................................................................................153.2.1 确定依据 .............................................................................................................153.2.2 矿井设计生产能力 .............................................................................................153.2.3 矿井服务年限 .....................................................................................................153.3 井型校核 ........................................................................................................................164 井田开拓 ...................................................................................................................................174.1 井田开拓的基本问题 ....................................................................................................174.1.1 影响井田开拓的主要因素 .................................................................................174.1.2 井筒形式、数目的确定 .....................................................................................174.1.3 工业广场的位置、形状和面积的确定 .............................................................184.1.4 开采水平的确定 .................................................................................................194.1.5 井底车场和运输大巷的布置 .............................................................................194.1.6 矿井开拓延伸及深部开拓方案 .........................................................................194.1.7 开采顺序 .............................................................................................................194.1.8 方案比较 .............................................................................................................204.2 矿井基本巷道 ................................................................................................................284.2.1 井筒 .....................................................................................................................284.2.2 井底车场 .............................................................................................................314.2.3 主要开拓巷道 .....................................................................................................335 采区巷道布置 ...........................................................................................................................365.1 煤层的地质特征 ............................................................................................................365.1.1 首采区煤层特征 .................................................................................................365.1.2 顶底板特征 .........................................................................................................365.1.3 水文地质 .............................................................................................................365.1.4 地表情况 .............................................................................................................365.2 采区巷道布置及生产系统 ............................................................................................365.2.1 采区位置及范围 .................................................................................................365.2.2 采煤方法及工作面长度的确定 .........................................................................375.2.3 确定采区各种巷道的尺寸、支护方式及通风方式 .........................................375.2.4 煤柱尺寸的确定 .................................................................................................375.2.5 采区巷道的联络方式 .........................................................................................375.2.6 采区接替顺序 .....................................................................................................375.2.7 采区生产系统 .....................................................................................................385.2.8 采区内巷道掘进方法 .........................................................................................385.2.9 采区生产能力及采出率 .....................................................................................395.3 采区车场选型设计 ........................................................................................................405.3.1 确定采区车场形式 .............................................................................................405.3.2 采区主要硐室布置 .............................................................................................416 采煤方法 ...................................................................................................................................436.1 采煤工艺方式 ................................................................................................................436.1.1 采煤方法的选择 .................................................................................................436.1.2 确定采煤工艺方式 .............................................................................................436.1.3 回采工作面参数 .................................................................................................456.1.4 回采工作面破煤、装煤方式 .............................................................................496.1.5 回采工作面支护方式 .........................................................................................516.1.6 端头支护及超前支护方式 .................................................................................516.1.7 各工艺过程注意事项 .........................................................................................526.1. 9 回采工作面正规循环作业 .................................................................................536.2 回采巷道布置 .................................................................................................................566.2.1 回采巷道布置方式 .............................................................................................566.2.2 回采巷道参数 .....................................................................................................567 井下运输 ...................................................................................................................................597.1 概述 ................................................................................................................................597.1.1 井下运输设计的原始条件和数据 .....................................................................597.1.2 运输距离和货载量 .............................................................................................597.1.3 矿井运输系统 .....................................................................................................597.2 采区运输设备选择 ........................................................................................................607.2.1 设备选型原则 .....................................................................................................607.2.2 采区设备的选型 .................................................................................................607.3 大巷运输设备选择 ........................................................................................................627.3.1 辅助运输大巷设备选择 .....................................................................................628 矿井提升 ...................................................................................................................................648.1 概述 ................................................................................................................................648.2 主副井提升 ....................................................................................................................648.2.1 主井提升 .............................................................................................................648.2.2 提升能力验算 .....................................................................................................668.2.3 副井提升 .............................................................................................................679 矿井通风及安全 .......................................................................................................................699.1 矿井通风系统的选择 ....................................................................................................699.1.1 矿井通风系统的基本要求 .................................................................................699.1.2 矿井通风系统的确定 .........................................................................................699.1.3 采区通风系统的确定 .........................................................................................719.2 矿井风量计算 ................................................................................................................729.2.1 通风容易时期和通风困难时期采煤方案的确定 .............................................729.2.2 各用风地点的用风量和矿井总用风量 .............................................................759.2.3 掘进工作面风量计算 .........................................................................................769.2.4 硐室需风量计算 .................................................................................................779.2.5 矿井风量计算 .....................................................................................................779.2.6 风量分配 .............................................................................................................789.2.7 通风构筑物 .........................................................................................................809.3 矿井通风阻力计算 ........................................................................................................809.3.1 计算原则 .............................................................................................................809.3.2 矿井最大阻力路线 .............................................................................................809.3.3 矿井通风阻力计算 .............................................................................................819.4 选择矿井通风设备 ........................................................................................................849.4.1 选择主要通风机的基本原则 .............................................................................849.4.2 通风机风压的确定 .............................................................................................859.4.3 主要通风机工况点 .............................................................................................869.4.4 主要通风机的选择及风机性能曲线 .................................................................879.4.5 电动机选型 .........................................................................................................899.5 安全灾害的预防措施 ....................................................................................................899.5.1 预防瓦斯和煤尘爆炸的措施 .............................................................................899.5.2 预防井下火灾的措施 .........................................................................................909.5.3 防水措施 .............................................................................................................9010 矿井基本技术经济指标 .........................................................................................................91参考文献 .......................................................................................................................................92专题部分 煤矿深井巷道矿压显现及其控制 ...........................................................931 引言 ...........................................................................................................................................931.1 课题的提出及意义 ........................................................................................................932 开采深度与巷道围岩的变形关系 ...........................................................................................962.1 中国的研究 ....................................................................................................................962.2 德国的研究 ....................................................................................................................962.3 前苏联的研究 ................................................................................................................973 矿压显现特点 ...........................................................................................................................993.1 深部开采围岩力学特征 ................................................................................................993.2 围岩的稳定性主要影响因素 .....................................................
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