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37120021IRONANDSTEELVol.37,No.1January2002()MassFlowAGC,(017%016%),MassFlowAGCaHIGHPRECISIONTHICKNESSANDSHAPECONTROLTECHNOLOGYFORTHINSTRIPROLLINGXUJianyong(ShanghaiBaosteelGroupCorp.)ABSTRACTThelatesttechnologyofMassFlowAGCandlaservelocitydetectorhasbeenintroducedandanalyzed.Withthistechnology,stripthicknessdeviationcanbecontrolledwithintherangeof(016017%).Themainexistingmilltypesandtheirstripshapecontroltechnologyhavebeenanalyzedandcompared,andhighprecisionmathematicalmodelandneuro2networkapplicationinprocesscontrolhavealsobeenintroduced.KEYWORDSmassflowAGC,lateralrigidity,crown,edgedrop,neuro2network1,,800mömin,,,2000,,DI1%115%,2%,3%15mm115%,,2mm2mm2:2111,,:;;a:,(),(200941);,,;;;,,,,,212(MassFlowAGC)AGC,MassFlowAGC,AGC,,,,,:v0h0=v1h1(1)v0;h0;v1;h1h0$h0,$v0,(v0+$v0)(h0+$h0)=v1h1(2)$v0=-v0$h0h0(3),,,,,1420mmAdvancedMassFlowAGC,,11,(3),,1,1,,111$v0=-v0$h1h1(4)$v1=-v1$h1h1(5)112,15BC,B,C,86%92%,530%4,,,5012mm,30%,01286mm,,,,5$h4$h5,5,5(MassFlowAGC)$v5FF=v4$h4h4(6)$v5FB=v5$h5h5(7)4,5014%210%,,,45MassFlowAGCB1%95%,,213AGCMassFlowAGC,,,,[1]:vh=v(1+Sh)(8)vh;v;Sh4737,S1EkelundD1DresdenD1Bland2G1Ford,RLhEpq,:Sh=f(R,h,E,L,p,q)(9),,,,,0105%,(LDV)1,AOM,,40MHz,,,,,,,,1Fig11Laserdopplervelocimeter1972Rasselstein61999,AGCMassFlowAGC,11112%0165%,150mm40mm[2]1550mm11(LDV),5X,151,52,5125MassFlowAGC,25AGC,1AGCAGCBISRAAGCAGC(017%016%)3,,,,,,,:;;,:,;,7080,,HCUCMWCVCUPCPCVCDSR4311[3]:k=$p$Cw(10)$pp;$Cw$p4,,HITACHI1972HC,,,,,[4],19711998,HCUCMW428312571:CVCUPCPCCVCUPC,,,PCCVC,,,CVCHC,,,19821999,CVC266,CSP()CVC,32313VC,,,,,VC4,,DSR,VCDSR,,,,DSR,DSR,,2030mm,5DSR,018mm,10I2Units96%3140100mm,DI,3mm3%,,,,,Cj=hc-hx1hc100%(11)hc;hx15mm:,,,,2[5];,,,3[6]2Fig12Rollelasticflattening3Fig13Metallateralflow1983,Taper,,1550mm5UCMW1,1,1546737,,,,,,3,,,SMSEDCEDCcool2ing4EDCEDC,,5(a),,,,,,,(5(b))4SMS2EDCFig14DiagramofSMS2EDCroll5Fig15Spragpattern(a);(b)Thyssen2100mm56,CVC,EDC,15,5,151,[7]4411,1420mm,,,2%8%,13%412,,,,,,,,,,,,20%1420mm:,,,,,,5,,,,MassFlowAGC,,,,HCUCMWCVC,,(18)771:31150(65mm)Fig13Theaveragetemperatureofeachsectionduringfurnacetemperature1150(65mmbrick)38Wö(mK),42Wö(mK),,,(3),,,,(4),,(5),,(6),8(1)40mm,()120mm;160mm30mm(2),,,,(3)35010002580m3,:,,9(1),(2),(3),(77)111:,1980134212PaulMichels1Modernisierungder62ger1Tandemstrasse1Betriebsbericht1Rasselstein.1999.3111:19951411:,19861841511,1994,():3693731611,1999,(3):414417KlausGrimm.TandemColdRollingMillforThyssenKruppStahlAG,Duisburg2Beeckerwerth1ColdRollingSymposiumatSMSDemagAktiengesellschaft12000,218137