重庆松藻煤电公司渝阳煤矿课程设计VIP专享VIP免费

重庆大学本科学生毕业设计（论文）松藻煤电有限责任公司渝阳煤矿（600Kt/a）矿井初步设计学生：学号：指导教师：专业：采矿工程重庆大学资源及环境科学学院二〇一四年六月GraduationDesign(Thesis)ofChongqingUniversityPreliminaryDesign（600kt/a）forTheFirstCoalMineofYuyanginSongzaoCoal-ElectricityLimitedLiabilityCompanyUndergraduate:LiuZhongwenSupervisor:Prof.GeZhaolongMajor:MiningEngineeringCollegeofResourcesandEnvironmentalScienceChongqingUniversityJune2014摘要本次毕业设计的内容为松藻煤电有限责任公司渝阳煤矿(60万吨/年)初步设计。该矿井可采煤层有M7、M8两层，为近水平煤层，平均倾角11°，回采工艺设计煤层为M8。此次设计以渝阳实际开发利用方案为基础，根据井田地质条件及煤层赋存条件，对该井田进行了初步设计。本次设计中，提出了四种开拓方案，结合矿井实际情况并经过技术经济分析比较，最终选定矿井的开拓方式为斜井、平硐综合开拓。井田划分为三个开采水平，即+350m水平、+150m水平和-100m水平。+350m水平按上、下山开采方式布置采面，开采+350m水平以上的煤层，共划分为南一区、南二区、北一区、北二区四个带区；+150m水平按上山开采方式布置采面，开采+150m～+350m的煤层，共划分为北区、东二区、东区三个带区；-100m水平，开采+150m水平以下的煤层，共划分为北三区、东三区、东四区、北四区、东五区五个带区。煤层开采时采用倾斜长壁采煤方法，综合机械化采煤工艺。全矿井按“一薄一中厚”配采，达产时同时开采的带区数目为2～3个，保护层开采超前突出煤层一个带区开采。采煤工作面采用三八制正规作业，作业方式为“两班采煤，一班准备”。同时，本次还对通风、排水、运输、供电等系统做了设计，并对各系统所用设备进行了选型；在煤与瓦斯突出、瓦斯爆炸、煤尘爆炸、顶板事故等灾害方面也提出了相应的防治措施。关键词：初步设计近水平煤层斜井、平硐综合开拓综采600kt/年ABSTRACTThisgraduationdesignisapreliminarydesign(600kt/a)forthefirstcoalmineofYuangyanginSongzaoCoal-ElectricityLimitedLiabilityCompany.Therearetwocoalseamsinthismine.Theyareallhorizontalseams,andtheaverageangleofthemis8.Accordingtothegeologiclconditionsandoccurrenceconditionsofcoalseams,thepreliminarydesignfortheminefieldisdonebasedontheactualdevelopmentandutilizedschemeforthefirstcoalmineofYuyang.Inthisdesign,Iputupfourplans,andatlastIselectedthecombineddevelopmentmethodwithinclinedshaft-shaftaccordingtotheanalysis.Thecoalmineisdevidedintothreeworkinglevels,+350m+50mand-100m.Workingfacesarearrangedwithupwardanddownwardminingmethodinthe+350mworkinglevel,whichisdevidedintoSouthNo.1Panel,SouthNo.2PanelandNorthNo.1Panel,NorthNo.2Panel,toexploitthecoalseamsabove+350m.Whileinthe+150mworkinglevel,whichisdevidedintoNorthPanel,EastNo.1PanelandEastNo.2Panel,workingfacesarearrangedwithupwardminingmethodtoexploitthecoalseamsbetween+150mand+350m.Whileinthe-100mworkinglevel,whichisdevidedintoEastNo.3Panel,EastNo.4PanelNorthPanel,NorthNo.4Panel,andNorthNo.5Panel,workingfacesarearrangedwithdownwardminingmethodtoexploitthecoalseamsdown+150m.Miningtotheriseintheinclinedlongwallminingwithfullytechniqueisusedinthedesign.Thecoalseamsareminedcoordinatelywith“onethinandonemediumthicks”.Thereare2~3panelsminedatthesametimewhenthemineachievesitsdesignproductioncapacity.Thecyclicoperationwayofcoalminingworkfaceis“twominingshiftsandonepreparingshift”.Atthesametime,Imadesomedesignforventilation,drainage,transportationandsoon.Morever,thisdesignalsopresentssomepreventionmeasuresoncoalandgasoutburst,gasexplosion,coaldustexplosion,mineflood,minefire,roofaccidentsetc.Keywords：preliminarydesign,horizontalseam,combineddevelopinclinedsh...