山西晋城煤业集团固隆煤矿1.2Mta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。一般部分为山西晋城煤业集团固隆煤矿1.2Mt/a新井设计，共分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、设计生产能力及服务年限；4.井田开拓；5.准备方式-采区巷道布置；6.采煤方法；7.井下运输；8.矿井提升；9.矿井通风与安全；10.矿井基本技术经济指标。固隆煤矿位于阳城县城西北约15km处的固隆乡，行政隶属阳城县固隆乡和次营镇管辖，东距距候（马）月（山）铁路八甲口站22km，距嘉丰集煤站约30km，阳（城）沁（水）公路在井田东部通过，阳（城）云（梦山）公路从井田南部通过，村间都有简易公路相通，地理位置

2、优越，交通运输条件便利。井田走向（南北）长平均约4.53km，倾向（东西）长平均约2.98 km，井田水平面积为13.0311km2。主采煤层两层，即3号煤层和15号煤层，3号煤层平均倾角5，厚约4.5m；15号煤层平均倾角5，厚约2.35m。井田工业储量为124.37Mt，可采储量86.02Mt，矿井服务年限为55.1a。井田地质条件简单。表土层平均厚度10.9m；矿井正常涌水量为83m3/h，最大涌水量为100m3/h；煤层硬度系数f=2.3，煤质牌号为无烟煤；矿井相对瓦斯涌出量为3.77m3/t，属低瓦斯矿井；煤层有自燃发火倾向，发火期36个月，煤层无爆炸危险。矿井采用两斜井一立井综合开

3、拓，前期和后期均采用中央并列式通风。一矿一面，采煤方法为综采放顶煤全部垮落法。煤炭运输采用钢丝绳芯胶带，辅助运输采用无极绳绞车。矿井年工作日为330d，每天净提升时间16h。矿井工作制度为：“四六”制。专题部分题目是瓦斯抽采方法。翻译部分是一篇关于判断防水关键层的论文，英文原文题目为：Discrimination conditions and process of water-resistant key strata。关键词：斜井；带区；综采放顶煤；无极绳绞车；中央并列式ABSTRACTThis design can be divided into three sections: genera

4、l design, monographic study and translation of an academic paper.The general design is about a 1.8 Mt/a new underground mine design of Gulong coal mine. It contains ten chapters: 1.overview and the geographical features of the mining field; 2.boundary and reserves of the mining field; 3.working syst

5、em, designed mine capacity and mine life; 4.development of mining field; 5.preparation in strip district; 6.coal mining method; 7.underground conveying; 8.mine exaltation; 9.mine ventilation and safety technology; 10.the basic technical and economic index.Gulong coal mine lies in Jincheng, shanxi pr

6、ovince. The traffic is very convenient. Its about 4.5km on the strike and 2.98 km on the dip,with the 13.0311 km2 total horizontal area. The minable coal seams of this mine are 3 with an average thickness of 4.5 m and an average dip of 5and 15 with an average thickness of 2.35 m and average dip of 5

7、. The proved reserves of this coal mine are 124.37 Mt and the minable reserves are 86.02 Mt, with a mine life of 55.1 a.The geological condition of the mine is relatively simple. The normal mine inflow is 83 m3/h and the maximum mine inflow is 100 m3/h. It is bituminous coal 2.3 with low mine gas em

8、ission rate and coal spontaneous combustion tendency, and its not a coal seam liable to explosion.This mine adopts two inclined with one shaft integrated development,centralized juxtapose earlier and centralized juxtapose later too.The adopted coal winning method is longwall mining on the dip with l

9、arge mining height. The belt conveyor is applied to transport coal and endless rope winch is used in the auxiliary conveying. We work 330 days per year ,and exaltate 16 hours one day .The “foursix” is applied for coal mining.The monographic study is method of gas extraction.The translated academic p

10、aper is Discrimination conditions and process of water-resistant key strata.Keywords：inclined shaft; band; fully mechanized caving; endless rope winch; centralized juxtapose ventilation目 录一般部分1 矿井概况与地质特征11.1井田概况11.1.1位置与交通11.1.2地形地貌11.1.3 河流及供水11.1.4气象及地震情况21.2井田地质特征21.2.1井田地质构造21.2.2地层31.2.3煤层及煤质41

11、.2.4瓦斯、煤尘、煤的自燃倾向性、地温81.2.5井田水文地质101.2.6对井田地质勘探程度的评述121.3煤层特征132 井田境界和储量192.1井田境界192.1.1井田范围192.1.2开采界限192.2井田地质勘探192.3矿井工业储量212.3.1储量计算基础212.3.2矿井地质储量计算212.3.3矿井工业储量计算222.4 矿井可采储量242.4.1井田边界保护煤柱242.4.2工业广场保护煤柱242.4.3断层保护煤柱252.4.4大巷保护煤柱252.4.5矿井可采储量263 矿井工作制度、设计生产能力及服务年限273.1矿井工作制度273.2矿井设计生产能力及服务年限2

12、73.2.1确定依据273.2.2矿井设计生产能力273.2.3矿井服务年限273.2.4井型校核274 井田开拓294.1井田开拓的基本问题294.1.1确定井筒形式、数目、位置294.1.2带区划分和开采水平的确定314.1.3开拓巷道布置314.1.4带区开采顺序324.1.5井田开拓方案324.2矿井基本巷道394.2.1井筒用途、布置及装备394.2.2井底车场及硐室434.2.3井底车场主要巷道和硐室的支护方式和支护材料445 准备方式带区巷道布置485.1煤层地质特征485.1.1带区位置485.1.2带区煤层特征485.1.3煤层顶底板岩石构造情况485.1.4水文地质485.

13、1.5地质构造485.1.6地表情况485.2带区巷道布置及生产系统485.2.1带区准备方式的确定485.2.2达到设计生产能力时带区数目、位置及工作面生产能力485.2.3煤层分组、分层关系和开采顺序495.2.4首采带区尺寸及巷道布置495.2.5带区运输系统、设备选型及通风、排水系统495.2.6带区生产能力及采出率505.3带区车场选型计算515.3.1带区车场的形式515.3.2带区车场的调车方式515.3.3带区主要硐室布置515.4巷道掘进525.4.1巷道断面和支护形式525.4.2巷道掘进进度指标535.4.3掘进工作面个数及掘进设备535.4.4带区及工作面回采率545.

14、4.5采掘比例关系545.4.6掘进率545.4.7矸石率546 采煤方法556.1采煤工艺方式556.1.1带区煤层特征及地质条件556.1.2确定采煤工艺方式556.1.3工作面采煤、装煤、运煤方式及设备选型556.1.4工作面顶板管理方式、液压支架选型：596.1.5工作面超前支护596.1.6工作面端头支护596.1.7各工艺过程注意事项606.1.8采煤工作面正规循环作业616.2首采工作面回采巷道布置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657.1概述657.1.1井下运输设计的原始条件和数据657.1.2运输距离657.1.3矿井运输系统657.

15、2带区运输设备选择667.2.1设备选型原则667.2.2带区设备的选型677.2.3带区运输能力验算698 矿井提升718.1矿井提升概述718.1.1主斜井提升设备718.1.2副斜井提升设备728.1.3主斜井架空乘人装置759 矿井通风及安全799.1矿井通风系统的选择799.1.1矿井通风系统的基本要求799.1.2矿井通风系统的确定799.1.3带区通风系统的确定819.2矿井风量计算819.2.1通风容易时期和通风困难时期采煤方案的确定819.2.2各用风地点的用风量和矿井总用风量869.2.3风量分配及风速验算899.2.4通风构筑物899.3矿井通风阻力计算919.3.1计算原则919.3.2矿井最大阻力路线919.3.3矿井通风阻力计算919.4选择矿井通风设备959.4.1选择主要通风机的基本原则959.4.2