采矿专业毕业论文某煤矿厂矿井初步设计文档.docVIP

采矿专业毕业论文某煤矿厂矿井初步设计 Abstract This design well field area is 39 square kilometers the annualoutput 450000 tons In the well field the coal bed tax saves quitestably the coal bed inclination angle 28 average coal thick 32mthe overall geological condition quite is simple and central has thefault growth east the well field scope The methane and the dioxide carbon content relative are not highwells up the water volume not to be big Carries on the well fielddevelopment and the standby mode preliminary design according to theactual geological data situation this mine pit decided uses verticalshaft inside slope two levels mining the design uses the demolitionto mine coal time picks entire Gao Huicai the craft moves towards thelong wall mining coal method with all cross falls law processing topick the depletion region And to the mine pit transportation the mine hoist the mine pitdrains water and ventilates and so on each production system theequipment shaping computation as well as sets the request to the minepit security technology measure and the environmental protectioncompletes the entire mine pit the preliminary design The mine pitcompletely realizes the mechanization uses the advanced technologyand the model has realized the high production highly effectivemodernization mine pit experience realizes an ore high productionhighly effective mine pit thus to achieve the good economic efficiencyand the social efficiency at the same time Key word vertical shaft incline long wall full-seam miningdemolition mining coal high yield highly active 目 录 前 言 1 1 矿区概况及井田地质特征 2 11矿区概况 2 12井田地质特征 5 13煤层及煤质 7 14水文地质特征 8 15煤炭产品的供求现状 11 2 矿井储量年产量及服务年限 13 21井田境界 13 22井田储量 13 23矿井年储量及服务年限 18 3 井田开拓 19 31概述 19 32井田开拓 19 33井筒特征 25 34井底车场 28 35开采顺序及采区回采工作面的配置 40 36井巷工程量和建井周期 42 4 采煤方法 45 41采煤方法的选择 45 42采区巷道布置及生产系统 45 43回采工艺设计 52 5 矿井运输提升及排水 56 51矿井运输 56 52矿井提升 63 53矿井排水 73 6 矿井通风与安全技术措施 84 61矿井通风系统的选择 84 62风量机算及风量分配 86 63全矿通风阻力计算 91 64扇风机选型 95 65矿井安全技术措施 98 7 矿山环保 101 71矿山污染源概述 101 72矿山污