济钢1700mm热带钢轧机的板形设定控制模型

4210200710IronandSteelVol.42,No.10October20071700mm1,1,1,2,2(1.,100083;2.,250101):1700mm,F2F6,,,(),,96%70km,,95%:;;;;:TG334.9:A:04492749X(2007)1020047204ShapeSetupControlModelsonJigang1700mmHotStripMillHEAn2rui1,YANGQuan1,LIUWen2zhong1,GUOHong2wei2,XINGJuan2(1.NationalEngineeringResearchCenterforAdvancedRollingTechnology,UniversityofScienceandTechnologyBeijing,Beijing100083,China;2.HotStripPlant,JinanIronandSteelGroupCompany,Jinan250101,Shandong,China)Abstract:1700mmhotstripmillatJigangisawidestripproductionline,whichwasconstructednewlyandputintopro2ductionatthebeginningof2006.WorkrollbendingandshiftingdeviceisequippedonitsF2toF6finishingstands.Onthebasisoffiniteelementmodels,shapesetupcontrolmodelsweredeveloped,includingworkrollintegratedcontourcalculationmodel,backuprollintegratedcontourcalculationmodel,shiftingsetupcalculationmodelandbendingforcesetupcalcula2tionmodel,andsoon.Integratedcontouristhesumofinitial,wearandthermalcontours,whichhasitsowncalculationmodelrespectively.Ittookabouttwentymonthstofinishthesystemdesign,programming,off2lineandon2linedebugging,andthenshapesetupcontrolmodelswereputintooperation.Thecrowncontrolprecisionforallstripspecificationswasover96%.Inarollingunitofsamestripwidthmorethan70kminlength,thebendingforceatallstandscouldbeadaptedauto2maticallywithstripthicknessandsteelgradeandthecrowncontrolprecisionwasover95%.Keywords:hotstripmill;shape;controlmodel;bendingforce;rollshifting:(19722),,,;E2mail:[e-mail];:2007203216,,,(CVC)(PC)1700mm,F2F6(150mm)(1500kN/),+,,2150ASP150015802006116,,,200672011700mm,135mm150mm(210mm230mm250mm),11700mm28X,©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(FSU)2.2,,,,,,,[1],17003,,,,[2]42Fig.2Functionflowchartofshapesetupcontrolmodels3Fig.3Comparisonofcalculatedandmeasuredworkrollwearcontour2.3,,,,,2.4,84©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(FSU)(L1)3,L2L22L1,2006620200674,,SS400Q345A/BHP29545,,,24h,,14(),(90%)5F2F6:Q235BSPHC,1Table1Statisticaldataofstripcrown/mm/mm/mm/mm/%SPHC2.01050202096.67Q235B3.51250302097.83Q235B5.014504020100.00Q235B9.015004020100.0094©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(a);(b)5Fig.5Controlresultsbyshapesetupcontrolmodels70.23km5(b),,,,95%4(1)1700mm,F2F6,(2)1700mm,,(3),96%70km,,95%:[1],,,.[J].,2000,35(2):56259.(HEAn2rui,ZHANGQing2dong,XUJin2wu,etal.GeneticAlgorithmsofWorkRollWearModelforHotRolling[J].IronandSteel,2000,35(2):56259.)[2],,,.[J].,2004,26(12):6552657.(WANGRen2zhong,HEAn2rui,YANGQuan,etal.ThermalContourModelofWorkRollsinHotWideStripMills[J].JournalofUniversityofScienceandTechnologyBeijing,2004,26(12):6552657.)(38)MENGJin2song,SUNJia2qiao,etal.AnalysisonLow2SulfurSteelSmeltingResulfurizationinAnangNo.3SteelmakingPlant[J].An2gangTechnology,2003,12(2):23225.)[2],.300LF[J].,2003,19(4):427.(MAZhi2gang,WANGShi2song.E2quipmentandApplicationof300tLadleFurnaceinBaosteel[J].Steelmaking,2003,19(4):427.)[3],,.[J].,2003,11(3):526.(CAIKai2ke,ZHANGLi2feng,LIUZhong2zhu.PureSteelProductionTechnologyandPresentSi2tuation[J].HenanMetallurgy,2003,11(3):526.)[4],,.[A].[C].:,2004.2662269.(ZHENGShu2guo,ZHANGSheng2jun,ZHANGGe.WaterModelingStudyonRemovalsofNon2MetallicInclusionsinGas2StirredLadle[A].The13RDCSMAnnualSteelmakingConference[C].Kunming:SteelmakingCommmitteeofTheChineseSocietyforMetals(CSM),2004.2662269.)05©1994-2007ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.