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1、实用标准文案LF炉温度控制曲线LFFurnacetemperaturecontrolcurve二．LF钢包精炼炉工艺流程及作业周期（min）Second.LFLadlerefiningfurnaceprocessandoperationcycle(min)1工艺流程图1Processflowdiagram钢包车运行至LF炉加热工位加热升温测温取样吹氩搅拌加渣料精彩文档实用标准文案排烟除尘合金微调调钢包车运行至吊包工位喂丝撤Ar管、行车吊包至后处理工序SteelcarrunningtoLFfurnaceBlowargonmixingHeatingTemperaturemeasuringa
2、ndsamplingAddslagSmokedustremovalAlloyfine-tuningSteelcarrunningtocraneladlewirefeedingstationArtuberemoved,drivingcranepacketstopost-treatmentprocedure2作业周期（min）2Operationcycle(min)精彩文档实用标准文案No.ItemLadleservicetime（min）Remarksa.电炉出钢、初炼钢水兑入精炼钢包、粗合金化、加保护渣Electricarcfurnacetapping,initialsmeltingm
3、oltensteelrefiningladle,blendedcrudealloying,plusprotectiveslagb.测温取样Temperaturemeasuringandsampling0.5c.钢包车载包运行至加热工位Ladlecarpackageruntotheheatingstation0.5d.水冷炉盖下降到位，送电加热，补加渣料0.5～1%。Watercooledfurnacelidfallinplace,tosendelectricheating,addingslag0.5～1%.5e.停电、测温取样Poweroff,temperaturemeasuringa
4、ndsampling0.5f.送电、补加合金料，S高时仍需补加0.5～1%渣料，待渣料化匀，用还原剂还原，分批加入撒匀，以确保炉内埋弧渣良好，渣中（FeO<0.5%）。Powertransmission,addingalloymaterial,Sisstillneededtobeaddedin0.5~1%slag,15精彩文档实用标准文案theslagofuniform,withareductantbatchaddition,sprinkle,toensurethatthefurnacesubmergedarcslag,slag(FeO<0.5%).a.渣白，停电，测温取样。Slagw
5、hite,poweroff,temperaturemeasuringandsampling.0.5b.根据钢水温度，调整电压、电流，用少许还原剂保持白渣（保温等样）。Accordingtothetemperatureofthemoltensteel,adjustthevoltage,current,withareducingagenttomaintainwhiteslag(heatpreservationandthelike).4c.测温，取样Temperaturemeasurement,sampling0.5d.[S]进入规格，微调成份，停电提升电极、炉盖[S]intothespec
6、ification,fine-tuningingredients,poweroffascensionelectrode,thefurnacecover5e.钢包车开出、喂丝软吹（不裸露钢液）8精彩文档实用标准文案Ladlecarout,threadfeedingsoftblow(notbaresteelliquid)a.吊包至后处理工位。Cranepacketstopost-processingworkstation.0.5小计Total40No.ItemLadleservicetime（min）Remarksb.电炉出钢、初炼钢水兑入精炼钢包、粗合金化、加保护渣Electricarc
7、furnacetapping,initialsmeltingmoltensteelmixrefiningladle,blendedcrudealloying,plusprotectiveslag.c.测温取样0.5精彩文档实用标准文案Temperaturemeasuringandsamplinga.钢包车载包运行至加热工位Ladlecarpackageruntotheheatingstation.0.5b.水冷炉盖下降到位，送电加热，补加渣料0
