何冲,工程师,2004年毕业于东北大学冶金工程专业。E-mail:94081510@qq.com鞍钢鲅鱼圈4038m3高炉降料线停炉及开炉生产实践何冲1,2,蒋益3,邵思维1,2,姜彦冰3,吴官印1,2,赵华1,2,张智勇1,2,胡绍磊3(1.海洋装备用金属材料及其应用国家重点实验室,辽宁鞍山114009;2.鞍钢集团钢铁研究院,辽宁鞍山114009;3.鞍钢股份有限公司鲅鱼圈钢铁分公司,辽宁营口115007)摘要:对高炉降料线停炉和开炉生产过程进行了总结。降料线停炉过程中,通过严格控制打水量、合理安排出铁次数和利用较高风压出净炉缸渣铁,顺利将料线降至风口以下。开炉恢复过程中,通过掌控开风口、加风量的节奏,维持合理的压差,高炉顺利恢复全风并快速达产。关键词:高炉;降料线;停炉;开炉;中修中图分类号:TF54文献标识码:A文章编号:1006-4613(2023)01-0045-06DOI:10.3969/j.issn.1006-4613.2023.01.0010Blowing-outandBlowing-inProductionPracticeofOperatingDroppingStocklinein4038m3BlastFurnaceinBayuquanBranchofAnsteelHEChong1,2,JIANGYi3,SHAOSiwei1,2,JIANGYanbing3,WUGuanyin1,2,ZHAOHua1,2,ZHANGZhiyong1,2,HUShaolei3(1.StateKeyLaboratoryofMetalMaterialforMarineEquipmentandApplication,Anshan114009,Liaoning,China;2.AnsteelIron&SteelResearchInstitutes,Anshan114009,Liaoning,China;3.BayuquanBranchofAngangSteelCo.,Ltd.,Yingkou115007,Liaoning,China)Abstract:Theblowing-outandblowing-inproductionprocessofoperatingthedroppingstocklineinblastfurnace(BF)wassummarized.Duringblowing-outofthedroppingstockline,thestocklinewassmoothlydeclinedbelowthetuyerebymeansofstrictlycontrollingthefeedwaterquantity,reasonablyplanningthenumberoftimesfortappingandthoroughlytappingtheslaginthehearthbyusinghigherairpressure.Ontheotherhand,duringreheatingtheBFintheblowing-inprocess,theBFwassmoothlyintheconditionoffullairblastingandgotthedesigncapacityachievementquicklybymeansofcontrollingtherhythmofopeningtuyeresandincreasingtheblastvolume,andmaintainingthesuitabledifferentialpressure.Keywords:BF;droppingstockline;blow-out;blow-in;mediummaintenance鞍钢股份有限公司鲅鱼圈钢铁分公司1号高炉(4038m3)是目前鞍钢最大的高炉之一,于2008年9月投产之后,各项经济...