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1、ThetotalincludesIronandsteelindustryisanimportantbasicindustryofnationaleconomy,nforeconomiccompetitivenessandnationalsecurityareessential”and”thecountry'seconomiclifeline/1Inthe21stcentury,Chinatheblastfurnacewillcontinuetodevelopintherestructuring.BFstructuraladjustmen
2、tcannotbesimplysummarizedaslarge,shouldbebasedonproductionscale,resourcesandconditionstodeterminethecapacityofblastfurnaces.FromthecurrentactualsituationinChina,thenumberofblastfurnaceblocksmustbegreatlyreduced,theaveragelarge-scalefurnacecapacityisaninevitabletrend・Larg
3、e-scaleblastfurnace,willhelpimprovelaborproductivity,easeofproductionorganizationandmanagement,improvethequalityofmolteniron,ithelpstoreduceheatloss,reduceenergyconsumption,reducepollutionpointiseasytofocusonpollutionmanagement,environmentalprotection-Allofwhicharebenefi
4、cialtoreducesteelproductioncostsandimprovetheirmarketcompetitiveness.ThegraduationprojectisbasedontheoriginalfuelconditionsinTangshanandTangshanSteelandenvironmentalconditionsoftheprocess,designedtoproduce3.48milliontonsofqualifiedsteelblastfurnacepigironplant,andvarious
5、areasofTangshanIronWorkshavemanybetterforreference.Withthisgraduationprojectdeepenedtheunderstandingoftheprofessionalknowledgeofthewholeproductionprocessironandsteelenterpriseshaveamoreprofoundunderstanding.Thedesignincludesthefirstreview,theblastfurnaceplantdesign,bodyd
6、esignofblastfurnace,blastfurnaceplantrawmaterialsupplysystem,airsupplysystem,topequipment,gastreatmentsystem,ironslaghandlingsystem,blastfurnaceinjectionsystem.Blastfurnaceisanaturalhigh-gradeore,sinter,ironpelletsasthemainrawmaterials,cokeastheprimaryfuelandreducingagen
7、t,andpulverizedcoalinjection,naturalgasandsoon.Limestoneasafluxslagging,blastfurnacegasandthechargeofthecounterwithinthemovementtocompletevariousphysicalandchemicalreactions.Thechargetemperature,softmelting,dripping,slagging,getliquidinterfacereactionofironslagiron.Blast
8、furnaceequipmentinadditiontotheinvitro,aswellasthefollowingsystem:Feedingsystem:includingstoragemines,c
