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煤炭地下气化开采技术基础研究.rar

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    煤炭 地下 气化 开采 技术 基础 研究
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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 矿区地理位置 .......................................................................................................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 ...............................................................................................................71.3.1 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 .............................................................................................................102.2.1 井田勘探类型 ......................................................................................................102.2.2 矿井工业储量的计算及储量等级的圈定 ..........................................................102.3 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 ..............................................................................................112.3.3 井田的可采储量 ..................................................................................................133 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 .................................................................................154 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 ..............................................................194.1.4 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 ..............................................................................................................204.1.8 方案比较 ..............................................................................................................204.2 矿井基本巷道 .............................................................................................................254.2.1 井筒 ......................................................................................................................254.2.2 井底车场 ..............................................................................................................294.2.3 主要开拓巷道 ......................................................................................................305 准备方式—— 采区巷道布置 ............................................................................................345.1 煤层的地质特征 .........................................................................................................345.1.1 首采采区煤层特征 ..............................................................................................345.1.2 地质构造 ..............................................................................................................345.1.3 顶底板特征 ..........................................................................................................345.1.4 水文地质 ..............................................................................................................345.1.5 地表情况 ..............................................................................................................345.2 首采采区巷道布置及生产系统 .................................................................................345.2.1 采区位置及范围 ..................................................................................................345.2.2 采煤方法及工作面长度的确定 ..........................................................................355.2.3 确定采区各种巷道的尺寸、支护方式及通风方式 ..........................................355.2.4 煤柱尺寸的确定 ..................................................................................................355.2.5 采区巷道的联络方式 ..........................................................................................355.2.6 采区接替顺序 ......................................................................................................355.2.7 采区生产系统 ......................................................................................................365.2.8 采区内巷道掘进方法 ..........................................................................................365.2.9 采区生产能力及采出率 ......................................................................................365.3 采区车场选型设计 .....................................................................................................385.3.1 采区主要硐室布置 ..............................................................................................396 采煤方法 ...........................................................................................................................416.1 采煤工艺方式 .............................................................................................................416.1.1 采区煤层特征及地质条件 ..................................................................................416.1.2 确定采煤工艺方式 ..............................................................................................416.1.3 回采工作面参数 ..................................................................................................426.1.4 回采工作面破煤、装煤方式 ..............................................................................436.1.5 回采工作面运煤方式 ..........................................................................................446.1.6 回采工作面支护方式 ..........................................................................................456.1.7 采放比、放煤步距、放煤方式 ..........................................................................486.1.8 各工艺过程注意事项 ..........................................................................................496.1.9 回采工作面正规循环作业 ..................................................................................496.2 回采巷道布置 .............................................................................................................536.2.1 回采巷道布置方式 ..............................................................................................536.2.2 回采巷道参数 ......................................................................................................537 井下运输 ...........................................................................................................................577.1 概述 .............................................................................................................................577.1.1 井下运输设计的原始条件和数据 ......................................................................577.1.2 运输距离和货载量 ..............................................................................................577.1.3 矿井运输系统 ......................................................................................................577.2 采区运输设备选择 .....................................................................................................597.2.1 设备选型原则 ......................................................................................................597.2.2 采区设备的选型 ..................................................................................................607.2.3 采区辅助运输设备选型 ......................................................................................627.3 大巷运输设备选择 .....................................................................................................647.3.1 运输大巷设备选型 ..............................................................................................648 矿井提升 ...........................................................................................................................678.1 概述 .............................................................................................................................678.2 主副井提升 .................................................................................................................678.2.1 主井提升 ..............................................................................................................678.2.2 副井提升 ..............................................................................................................689 矿井通风及安全 ...............................................................................................................709.1 矿井通风系统选择 .....................................................................................................709.1.1 矿井概况 ..............................................................................................................709.1.2 矿井通风系统的基本要求 ..................................................................................709.1.3 矿井通风方式的确定 ..........................................................................................709.1.4 矿井通风方法确定 ..............................................................................................719.1.5 采区通风系统的要求 ..........................................................................................729.1.6 工作面通风方式的选择 ......................................................................................729.1.7 回采工作面进回风巷道的布置 ..........................................................................739.2 采区及全矿所需风量 .................................................................................................749.2.1 采煤工作面实际需要风量 ..................................................................................749.2.2 备用面需风量的计算 ..........................................................................................759.2.3 掘进工作面需风量 ..............................................................................................759.2.4 硐室需风量 ..........................................................................................................769.2.5 其它巷道所需风量 ..............................................................................................769.2.6 矿井总风量 ..........................................................................................................769.2.7 风量分配 ..............................................................................................................779.3 矿井通风总阻力计算 .................................................................................................779.3.1 矿井通风总阻力计算原则 ..................................................................................779.3.2 确定矿井通风容易和困难时期 ..........................................................................789.3.3 矿井通风阻力计算 ..............................................................................................839.3.4 矿井通风总阻力 ..................................................................................................859.3.5 总等积孔 ..............................................................................................................859.4 矿井通风设备选型 .....................................................................................................869.4.1 主要通风机选型 ..................................................................................................869.4.2 电动机选型 ..........................................................................................................889.5 防止特殊灾害的安全措施 .........................................................................................899.5.1 瓦斯管理措施 ......................................................................................................899.5.2 煤尘的防治 ..........................................................................................................899.5.3 预防井下火灾的措施 ..........................................................................................899.5.4 防水措施 ..............................................................................................................9010 设计矿井基本技术经济指标 ..........................................................................................91参考文献 ...............................................................................................................................92专题部分煤炭地下气化开采技术基础研究 .......................................................................................941 绪论 ...................................................................................................................................941.1 问题的提出与研究意义 .............................................................................................941.2 主要研究内容及研究方法 .........................................................................................952 理论分析 ............................................................................................................................962.1 气化采煤原理 .............................................................................................................962.2 气化采煤相关问题 .....................................................................................................973.模型建立与分析 ................................................................................................................993.1 顶板岩层移动特征 .....................................................................................................993.2. 煤炭地下气化过程中半焦孔隙结构的变化规律 ...........................................
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