拒爆分析-应用.ppt

,,拒爆分析－应用,一．炸药性能影响拒爆,,PorousANPrills多孔的硝铵微粒,Absorb可吸收10oil油,ANFOEnergySensitivity能量和感度,Sensitivity,FuelOil,Energy,Energy,,,,WaterwithANFO,NameA..B..,10metres,1metre,FIRETRIANGLE,Explosion爆炸,氧,燃料,热、感度、冲击,“HOTSPOTS”热点,Primer起爆弹,Shockwaves冲击波,Bubbles,Impact,“HOTSPOTS“,Primer,Intense“HotSpot“,Ongoing,Bubbles,Impact,DYNAMICDESENSITISATION动压失敏,DrillSet-upErrors钻孔错误,Unevenbench不平坦的台阶,Subgradeerrors超深误差,Spacingerrors孔距误差,Side侧误差,ForwardsBurdenerror前排抵抗误差,CRITICALDIAMETER临界直径,Minimumrecommended推荐的最小值,Primer起爆弹,Criticaldiameter临界直径,Fail,,,RECOMMENDEDDIAMETERS推荐直径,Rec.Min.Diameter,LoosePouredANFO散装铵油炸药76mmPneumaticANFO风动泵装铵油炸药25mmFortan散装重铵油89mmForteltempus包装乳化炸药55mmSentalmagnum包装乳化炸药25mm,In-holeSleepTimes孔内预装药时间,ANFOFireassoonaspracticablemaysleeponths尽量现混现用（可以储存几个月）PackagedSenatelUndamagedpackaging-1year,damagedpackaging-severalweeks包装未损的1年，破损的几个星期Fortin/FortisFireassoonaspracticable.Sleepforseveralmonthsdependantonconditions现混现用。储存几个月（看情况）PENTEXSeveralMonths几个月DetonatorsInfluencedbytypesoffuels,volatiles,penetrationofLtubing.Varies1weektoover4months依据不同的燃料，挥发性，L管的渗透性，从一个星期到四个月,二．导爆管性能影响拒爆,,,002,.isameansofdetonatinghighexplosivechargesreliably,atthespecifiedtimeandinthecorrectsequence....意思是在指定的时间以正确的顺序稳定地引爆大量炸药,AnInitiationSystem起爆网络,WATERRESISTANCE防水,Good,Poor,1Detonators雷管2SenatelPulsarGMB3PackagedSenatel/Fortel包装乳化炸药4Subtekcharge/Civecdrive泵送乳化炸药5Fortan煤矿散装炸药6ANFO铵油炸药,Sleeptime预装药时间Staticordynamicwater静止或流动水,92Cyclotetramethylenetetranitramine8PaintFineAluminiumCoreloadLimits15mg/m/-2,,SignalTubeConstruction导爆管结构,＞8KgVs45Kg,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,Rubberbush,Crimp,FreeSpace,Isolationcup,Mainelement,Explosivecharge240mgofLeadAzide,Signaltube,CONNECTADetConstruction,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,ImpactInitiationofSignalTube冲击引爆导爆管,Snap,SlapandShootInitiation崩断,拍击和击中引爆,,SnapSlapShoot,三．雷管结构影响拒爆,,8*.125gLeadAzide0.78gPETN,20.2gPbAzide,MS-LP,TLD-MSC,GOLDetCONNECTADet,8.125gLeadAzide0.45gPETN,DetonatorStrengths,ApplicationsandBlastTiming应用和爆炸时间,InitiationSystems起爆网络,Ch7,,DelayElementsBurning,,DelayDetonatorNotInitiated,,InHoleDelay4xSurfaceDelay,100msCONNECTADets,400msinhole,LimitedBurningFront-4Rows,,DelayElementsBurning,,DelayDetonatorNotInitiated,,DoublePriming双起爆弹1,,DelayElementsBurning,,DelayDetonatorNotInitiated,,,Delayn,DoublePriming2,四．起爆弹结构影响拒爆,,Priming起爆药,Primingtheory起爆药理论Effectsofprimertype不同起爆药的作用Detonatingcordeffects导爆索的影响Doublepriming双起爆弹Primingdeckedcharges分段起爆,Ch5,AssemblingPrimers组装起爆弹,Pushdetsnug插入雷管,Pushdetsnug,DetonatorinPrimer起爆弹里的雷管,Detonator,Lessinitiationbackwards很少向后引爆,Shrapnel,Initiationmoreinforwarddirection多正向引爆,PrimingtheExplosivesColumn引爆药柱,Primer,Shockwave,Explosives,Hotspots,Hotspots,热点,,冲击波,PrimerSize起爆弹的大小,SmallprimersOKinsmallholes,Biggerholesneedbiggerprimers大孔径用体积大的起爆弹,Shockwavereflections冲击波反射,Choices,Morethan1Primer/Hole一个孔有不止一个起爆弹,Groundmovement地面运动,Initiationshut-down,Wethole水孔,Wateralongjoints,,,,五．装药结构影响拒爆,,ChargingBlastholes装药,FortanCoal,Ch5,WetHoleCharging-1,LoadingPackagesinWater在水孔中装包装炸药,Lowerprimer,Dropplugs,Watergap水柱,Misfires,WetHole-BulkExplosives湿孔－散装乳化,Fortan,Senatel,ANFO,WetHole–Dewatering湿孔－抽水,Fortan,Senatel,ANFO,Liner内衬,Stemming填塞,Primer,Water,De-water抽水,,,铵油炸药,ChargingSenatelvideo,没有气泡产生,等气体排出,没有气泡产生,两个起爆弹,Q／A,