东易煤矿1.8Mta新井设计.doc

1、摘 要本设计包括三个部分：一般部分、专题部分和翻译部分。一般部分为东易煤矿1.8Mt/a新井设计。东易煤矿位于山西朔州平鲁区茂华东易煤业有限公司位于朔州市平鲁区白堂乡东北约4km处的前进村旁，交通较为便利。井田走向长度约为2.10km，倾向长度约为2.42km，面积约为4.4494km2。主采煤层9煤的平均厚度为13.61m，平均倾角为6.1，地质条件简单。井田工业储量为180.9Mt，可采储量为126.3Mt。矿井设计年生产能力为1.8Mt/a，服务年限为53.97a。矿井涌水量不大，瓦斯涌出量小，为低瓦斯矿井。井田为斜井单水平开拓。大巷运输采用胶带运输机运煤，辅助运输采用双钩串车设备。矿井

2、通风方式为中央边界式通风。矿井年工作日为330d，工作制度为“三八”制。一般部分共包括10章：1.矿区概述及井田地质特征；2.井田境界和储量；3.矿井工作制度及设计生产能力、服务年限；4.井田开拓；5.准备方式-带区巷道布置；6.采煤方法；7.井下运输；8.矿井提升；9.矿井通风与安全技术；10.矿井基本技术经济指标。专题部分题目是关于薄煤层综采技术高产高效的探讨。主要阐述了目前国内外现状，对一些具体实例进行分析，得出具体有效的提高薄煤层综采效率的方法和措施。翻译部分主要内容为基于似膏体充填的建筑物下采煤新模式，英文题目为：A New Mode of Coal Mining Under Bui

3、ldings with Paste-Like Backfill Technology。ABSTRACTThis design includes three parts: the general part, special subject part and translated part. The general part is a 1.8Mt/a new design of Dongyi Mine. Dongyi Mine is located in Qianjin village which is northeast Baitang town of Pinglu district in Sh

4、uozhou city. The traffic of road and railway is very convenience to the mine. The length of the minefield is about 2.10 km ,the width is about2.42 km，the total area is 4.4494km2.The main coal seam is 9 coal seam, and its average thickness is 13.69m.The average angle of the mine is 6.1 degree, and th

5、e geology condition of mining is simple.The industrial reserves of the minefield are 0.1809 billion tons. Besides, The recoverable reserves are 126.3 million tons. The designed productive capacity is 1.8 million tons percent year, and the service life of the mine is 53.97 years. The inflow of the mi

6、ne is not large. The amount of gas emission is low and it is a low gas mine.The development form of the minefield is a single level in an inclined mine to expand. The belt conveyors transport coal and auxiliary transportation is done by double hook string cars. The ventilation mode is central bounda

7、ry ventilation.The working system “three-eight” is used in the Dongyi Mine. It produces mine 330 days per year.The general part includes ten chapters: 1.An outline of the mine field geology; 2.Boundary and the reserves of mine; 3.The service life and working system of mine; 4.development engineering

8、 of coalfield; 5.The layout of panels; 6. The method used in coal mining; 7. Transportation of the underground; 8.The lifting of the mine; 9. The ventilation and the safety operation of the mine; 10.The basic economic and technical norms.The topic of special parts is Discussion on the High Productio

9、n and High Efficiency Technology of Thin Seam Fully-Mechanized Mining. The main contents of the project are the present status of thin seam mining all over the word and some analysis of specific examples. Finally, some effective measures are taken to thin seam fully-mechanized mining.The topic of tr

10、anslation part is A New Mode of Coal Mining Under Buildings with Paste-Like Backfill Technology.目 录1 矿区概述及井田地质特征11.1矿区概述11.1.1地理位置11.1.2地形、地貌11.1.3交通条件11.1.4气候、地震21.1.5水文情况21.2井田地质特征21.2.1井田煤系地层21.2.2井田地质构造51.2.3井田水文地质特征51.3煤层特征71.3.1可采煤层赋存特征71.3.2煤质71.3.3其它开采技术条件71.3.4煤的风化和氧化71.3.5工业用途评价71.3.6其它有益矿

11、产72 井田境界和储量72.1井田境界72.1.1井田范围72.1.2开采界限72.2矿井工业储量72.2.1储量计算基础72.2.2井田地质勘探72.2.3矿井工业储量计算72.3矿井可采储量72.3.1矿井保护煤柱损失量72.3.2工业广场煤柱73 矿井工作制度、设计生产能力及服务年限73.1矿井工作制度73.2矿井设计生产能力及服务年限73.2.1确定依据73.2.2矿井设计生产能力73.2.3矿井服务年限73.2.4井型校核74 井田开拓74.1井田开拓的基本问题74.1.1确定井筒形式及位置74.1.2工业场地的位置74.1.3开采水平的确定及采（盘）、带区划分74.1.4方案比较7

12、4.2.1井筒74.2.2开拓巷道74.2.3井底车场及硐室75 准备方式带区巷道布置75.1煤层地质特征75.1.1带区位置75.1.2带区煤层特征75.1.3煤层顶底板岩石构造情况75.1.4水文地质75.1.5地质构造75.1.6地表情况75.2 带区巷道布置及生产系统75.2.1带区准备方式的确定75.2.2带区巷道布置75.2.3带区生产系统75.2.4带区内巷道掘进方法75.2.5带区生产能力及采出率75.3带区车场选型设计76 采煤方法76.1 采煤工艺方式76.1.1 采煤方法的选择76.1.2 回采工作面长度的确定76.1.3 工作面的推进方向和推进度76.1.4 综采工作面

13、的设备选型及配套76.1.5 放顶煤参数76.1.6 工作面端头支护和超前支护76.1.7循环图表、劳动组织、主要技术经济指标76.1.8 综合机械化采煤过程中应注意事项76.2回采巷道布置76.2.1回采巷道布置方式76.2.2回采巷道参数77 井下运输77.1概述77.1.1矿井设计生产能力及工作制度77.1.2煤层及煤质77.1.3运输距离和辅助运输设计77.2带区运输设备选择77.2.1设备选型原则：77.2.2带区运输设备选型及能力验算77.3大巷运输设备选型77.3.1主运输大巷设备选择77.3.2辅助运输大巷设备选择77.3.3运输设备能力验算78 矿井提升78.1矿井提升概述7

14、8.2主副井提升78.2.1主井提升设备选型78.2.2副井提升设备选型78.2.3井上下人员运送79 矿井通风及安全79.1矿井地质、开拓、开采概况79.1.1矿井地质概况79.1.2开拓方式79.1.3开采方法79.1.4变电所、充电硐室、火药库79.1.5工作制、人数79.2矿井通风系统的确定79.2.1矿井通风系统的基本要求79.2.2矿井通风方式的选择79.2.3矿井通风方法的选择79.2.4带区通风系统的要求79.2.5带区通风方式的确定79.3矿井风量计算79.3.1通风容易时期和通风困难时期采煤方案的确定79.3.2各用风地点的用风量和矿井总用风量79.3.3风量分配79.4矿

15、井阻力计算79.4.1计算原则79.4.2矿井最大阻力路线79.4.3计算矿井摩擦阻力和总阻力：79.5选择矿井通风设备79.5.1选择主要通风机79.5.2电动机选型79.6安全灾害的预防措施79.6.1预防瓦斯和煤尘爆炸的措施79.6.2预防井下火灾的措施79.6.3防水措施710 设计矿井基本技术经济指标7关于薄煤层综采技术高产高效的探讨71引言72国内外薄煤层综采技术发展及现状72.1长壁综合机械化开采72.2螺旋钻机开采72.3连续采煤机房柱式开采72.4急倾斜薄煤层综采73薄煤层综采存在的主要问题73.1近水平及倾斜薄煤层开采73.2急斜薄煤层综采74我国薄煤层综采技术的适应性和应用特点74.1 薄煤层滚筒采煤机综采及其适应性74.2 薄煤层刨煤机综采及其适应性74.3