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浅谈煤与瓦斯突出的防治措施.rar

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    浅谈 瓦斯 突出 防治 措施
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    I目 录1 井田概况与地质特征 .......................................................................................................................................11.1 井田概况 ............................................................................................................................................................11.1.1 交通位置 ....................................................................................................................................................11.1.2 自然地理 ....................................................................................................................................................11.1.3 水文 ...........................................................................................................................................................11.1.4 气象及地震 ................................................................................................................................................11.1.5 矿井及小煤窑 ............................................................................................................................................31.2 井田地质特征 ....................................................................................................................................................31.2.1 区域地质特征 ............................................................................................................................................31.2.2 矿区地质 ....................................................................................................................................................51.2.3 井田的水文地质特征 ................................................................................................................................81.3 煤层特征 ..........................................................................................................................................................121.3.1 煤层 .........................................................................................................................................................121.3.2 煤质 .........................................................................................................................................................142 井田境界和储量 .............................................................................................................................................212.1 井田境界 ..........................................................................................................................................................212.2.1 井田境界 ..................................................................................................................................................212.1.2 开采界限 ..................................................................................................................................................212.1.3 井田尺寸 ..................................................................................................................................................212.2 矿井工业储量 ..................................................................................................................................................212.2.1 储量计算基础 ..........................................................................................................................................212.2.2 工业储量计算 ..........................................................................................................................................212.3 矿井可采储量 ..................................................................................................................................................232.3.1 安全煤柱留设原则 ..................................................................................................................................232.3.2 井田边界保护煤柱 ..................................................................................................................................232.3.3 工业广场保护煤柱 ....................................................................................................................................243 矿井工作制度、设计生产能力及服务年限 ...................................................................................................253.1 矿井工作制度 ..................................................................................................................................................253.2 矿井设计生产能力及服务年限 ......................................................................................................................253.2.1 确定依据 ..................................................................................................................................................253.2.2 矿井设计生产能力 ..................................................................................................................................253.2.3 矿井服务年限 ..........................................................................................................................................253.2.4 井型校核 ..................................................................................................................................................264 井田开拓 ........................................................................................................................................................274.1 井田开拓的基本问题 ......................................................................................................................................274.1.1 井筒的确定 ..............................................................................................................................................274.1.2 井筒位置的确定采(带)区划分 .........................................................................................................294.1.3 工业场地的位置 .....................................................................................................................................304.1.4 开采水平的确定 .....................................................................................................................................30II4.1.5 矿井开拓方案比较 .................................................................................................................................304.2 矿井基本巷道 .................................................................................................................................................364.2.1 井筒 .........................................................................................................................................................364.2.2 井底车场及硐室 ......................................................................................................................................404.2.3 主要开拓巷道 ..........................................................................................................................................424.2.4 巷道支护 ..................................................................................................................................................435 准备方式—— 采区巷道布置 ..........................................................................................................................465.1 煤层地质特征 ..................................................................................................................................................465.1.1 采区位置 ..................................................................................................................................................465.1.2 采区煤层特征 ..........................................................................................................................................465.1.3 煤层顶底板岩石构造情况 ......................................................................................................................465.1.4 水文地质 ..................................................................................................................................................465.1.5 地质构造 ..................................................................................................................................................465.2 采区巷道布置及生产系统 ..............................................................................................................................465.2.1 采区位置及范围 ......................................................................................................................................465.2.2 采煤方法及工作面长度的确定 ..............................................................................................................475.2.3 确定采区各种巷道的尺寸、支护方式及通风方式 ..............................................................................475.2.4 煤柱尺寸的确定 ......................................................................................................................................475.2.5 采区巷道的联络方式 ..............................................................................................................................475.2.6 采区接替顺序 ..........................................................................................................................................475.2.7 采区生产系统 ..........................................................................................................................................485.2.8 采区内巷道掘进方法 ..............................................................................................................................485.2.9 采区生产能力及采出率 ..........................................................................................................................485.3 采区车场选型设计 ..........................................................................................................................................495.3.1 确定采区车场形式 ..................................................................................................................................495.3.2 采区主要硐室布置 ..................................................................................................................................516 采煤方法 ........................................................................................................................................................526.1 采煤工艺方式 ...................................................................................................................................................526.1.1 采区煤层特征及地质条件 ......................................................................................................................526.1.2 确定采煤工艺方式 ..................................................................................................................................526.1.3 回采工作面参数 ......................................................................................................................................536.1.4 回采工作面破煤、装煤方式 ..................................................................................................................536.1.5 回采工作面支护方式 ..............................................................................................................................566.1.6 端头支护及超前支护方式 ......................................................................................................................586.1.7 各工艺过程注意事项 ..............................................................................................................................586.1.9 回采工作面正规循环作业 ......................................................................................................................606.2 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 ..........................................................................................................................................637 井下运输 ........................................................................................................................................................667.1 概述 ..................................................................................................................................................................667.1.1 井下运输设计的原始条件和数据 ..........................................................................................................667.1.2 运输距离和货载量 ..................................................................................................................................66III7.1.3 矿井运输系统 ..........................................................................................................................................677.2 采区运输设备选择 ..........................................................................................................................................677.2.1 设备选型原则 ..........................................................................................................................................677.2.2 采区设备的选型 ......................................................................................................................................687.3 大巷运输设备选择 ..........................................................................................................................................697.3.1 运输大巷设备选择 ..................................................................................................................................697.3.2 辅助运输大巷设备选择 ..........................................................................................................................708 矿井提升 ........................................................................................................................................................718.1 概述 ..................................................................................................................................................................718.2 主副井提升 ......................................................................................................................................................718.2.1 主井提升 ..................................................................................................................................................718.2.2 副井提升 ..................................................................................................................................................749 矿井通风及安全 .............................................................................................................................................769.1 矿井通风系统选择 ..........................................................................................................................................769.1.1 矿井概况 ..................................................................................................................................................769.1.2 矿井通风系统的基本要求 ......................................................................................................................769.1.3 矿井通风方式的确定 ...........................................................................................................
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