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跨采大巷的矿压显现规律及其支护技术.rar

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    跨采大巷 显现 规律 及其 支护 技术
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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 地貌水系 .....................................................................................................................11.1.3 气象及地震 .................................................................................................................11.1.4 矿区工农业生产概况 .................................................................................................11.1.5 电源及水源 .................................................................................................................21.2 井田地质特征 ........................................................................................................................31.2.1 地质构造 .....................................................................................................................31.2.2 井田水文地质特征 .....................................................................................................61.2.3 井田勘探程度 ...........................................................................................................101.3 煤层特征 ..............................................................................................................................101.3.1 煤层埋藏条件 ...........................................................................................................101.3.2 煤层围岩性质 ...........................................................................................................131.3.3 煤的特征 ...................................................................................................................131.3.4 其他有益矿产 ...........................................................................................................142 井田境界和储量 .....................................................................................................162.1 井田境界 ..............................................................................................................................162.1.1 井田范围 ...................................................................................................................162.1.2 开采界限 ...................................................................................................................162.1.3 井田尺寸 ...................................................................................................................162.2 矿井工业储量 ......................................................................................................................172.2.1 井田勘探 ...................................................................................................................172.2.2 矿井工业储量计算基础 ...........................................................................................172.2.3 矿井工业储量计算 ...................................................................................................182.3 矿井可采储量 ......................................................................................................................192.3.1 安全煤柱留设原则 ...................................................................................................192.3.2 矿井永久煤柱损失量 ...............................................................................................202.3.3 矿井可采储量计算 ...................................................................................................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 ...................................................................................................233.2.3 矿井服务年限 ...........................................................................................................233.2.4 第一水平服务年限 ...................................................................................................243.2.5 井型校核 ...................................................................................................................244 井田开拓 .................................................................................................................254.1 井田开拓的基本问题 ..........................................................................................................254.1.1 井筒 ...........................................................................................................................254.1.2 井筒及工业场地位置 ...............................................................................................274.1.3 阶段及水平 ...............................................................................................................284.1.4 主要开拓巷道 ...........................................................................................................284.1.5 开拓延深 ...................................................................................................................284.1.6 方案比较 ...................................................................................................................284.2 矿井基本巷道 ......................................................................................................................364.2.1 井筒 ...........................................................................................................................364.2.2 井底车场及硐室 .......................................................................................................374.2.3 主要开拓巷道 ...........................................................................................................385 准备方式——采区巷道布置 .................................................................................485.1 煤层地质特征 ......................................................................................................................485.1.1 采区位置 ...................................................................................................................485.1.2 采区煤层特征 ...........................................................................................................485.1.3 煤层顶底板岩石构造情况 .......................................................................................485.1.4 采区水文地质 ...........................................................................................................485.1.5 采区主要地质构造 ...................................................................................................485.1.6 采区地表状况 ...........................................................................................................485.2 采区巷道布置及生产系统 ..................................................................................................495.2.1 采区范围及区段划分 ...............................................................................................495.2.2 采区煤柱尺寸 ...........................................................................................................495.2.3 采区内煤层开采顺序 ...............................................................................................495.2.4 采区巷道布置 ...........................................................................................................495.2.5 采区内工作面接替顺序 ...........................................................................................505.2.6 采区生产系统 ...........................................................................................................505.2.7 采区内巷道掘进方法 ...............................................................................................515.2.8 采区生产能力及采出率 ...........................................................................................515.3 采区车场选型设计 ..............................................................................................................525.3.1 采区上部车场 ...........................................................................................................525.3.2 采区中部车场 ...........................................................................................................525.3.3 采区下部车场 ...........................................................................................................526 采煤方法 .................................................................................................................566.1 采煤工艺方式 ......................................................................................................................566.1.1 采区地质条件及煤层赋存条件 ...............................................................................566.1.2 采煤工艺方式 ...........................................................................................................566.1.3 回采工作面参数 .......................................................................................................576.1.4 工作面破煤、装煤方式 ...........................................................................................576.1.5 工作面支护方式 .......................................................................................................606.1.6 端头支护及超前支护 ...............................................................................................616.1.7 各工艺过程注意事项 ...............................................................................................626.1.8 采煤工作面正规循环作业 .......................................................................................646.2 回采巷道布置 ......................................................................................................................676.2.1 回采巷道布置方式 ...................................................................................................676.2.2 回采巷道参数 ...........................................................................................................677 井下运输 .................................................................................................................707.1 概述 ......................................................................................................................................707.1.1 矿井设计生产能力及工作制度 ...............................................................................707.1.2 煤层及煤质 ...............................................................................................................707.1.3 运输距离和载货量 ...................................................................................................707.1.4 矿井运输系统 ...........................................................................................................707.2 采区运输设备选择 ..............................................................................................................717.2.1 设备选型原则 ...........................................................................................................717.2.2 采区运输设备选型及运输能力验算 .......................................................................717.3 大巷运输设备选择 ..............................................................................................................737.3.1 运输大巷设备选择 ...................................................................................................737.3.2 轨道大巷设备选择 ...................................................................................................748 矿井提升 .................................................................................................................758.1 概述 ......................................................................................................................................758.2 主副井提升 ..........................................................................................................................758.2.1 主井提升设备选型 ...................................................................................................758.2.2 副井提升设备选型 ...................................................................................................779 矿井通风及安全 .....................................................................................................789.1 矿井地质、开拓及开采方法概况 ......................................................................................789.1.1 矿井地质概况 ...........................................................................................................789.1.2 开拓方式 ...................................................................................................................789.1.3 开采方法 ...................................................................................................................789.1.4 变电所、充电硐室、火药库 ...................................................................................789.1.5 工作制、人数 ...........................................................................................................789.2 矿井通风系统选择 ..............................................................................................................799.2.1 矿井通风系统的基本要求 .......................................................................................799.2.2 矿井通风方式的选择 ...............................................................................................799.2.3 矿井主要通风机工作方式选择 ...............................................................................809.2.4 采区通风系统的要求 ...............................................................................................819.2.5 工作面通风方式的选择 ...........................................................................................819.2.6 回采工作面进回风巷道的布置 ...............................................................................819.3 矿井风量计算 ......................................................................................................................829.3.1 工作面所需风量计算 ...............................................................................................829.3.2 备用工作面需风量计算 ...........................................................................................849.3.3 掘进工作面需风量 ...................................................................................................849.3.4 硐室需风量 ...............................................................................................................849.3.5 其他巷道所需风量 ...................................................................................................859.3.6 矿井所需总风量 .......................................................................................................859.3.7 风量分配 ...................................................................................................................859.4 矿井通风阻力计算 ..............................................................................................................879.4.1 矿井最大阻力线路 ...................................................................................................879.4.2 矿井通风阻力计算 ..................................................................................................
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