热轧带钢平整线自动分卷控制系统

夏定纯(,430074)[],,,,[];[]TG3349[]B[]10007059(2004)05003805AutomaticcontrolsystemfordividingandrecoilinginhotstripskinpasslineXIADingchun(DepartmentofComputerScience,WuhanInstituteofScienceandTechnology,Wuhan430074,China)Abstract:Basicstructureandworkingprincipleofautomaticcontrolsystemfordividingandrecoilinginhotstripskinpasslineareintroduced.Coildividingcalculationandendestimationareanalyzedanddiscussed.Thesystemadoptstwolevelindustrialmonitoringnetworksystemandcanrealizerealtimemeasuringandcontrolofproductionprocess.Practicaloperationshowsthatthesystemrunswellwithgoodcontrolperformanceandmeetsneedofproductionprocess.Keywords:hotskippass;coildividingcontrol70,,,,,,,,20041,3,:,,,11,,,,,[]20040423;[]20040524[](1963),,,,38MetallurgicalIndustryAutomation2004No5PG1PG2,PG3,,,:,,;,,,1PG3,2PG1PG2:30t,700~1600mm,1.2~8.6mm,400m/min,()400m/min2,30m/min2,2PLC,,,,(IPC),,;,,1#IPC2#IPCPLCHMI/OP22.1PG1PG2PG1,600mm,600/r,600/600=1mm,PG1K1=1mm/PG2,47/114,1/5,600/r,6005(47/114)=1236.8421,K2=1/1236.8421!8.085110-4/PG3(),600mm,600/r,600/600=1mm,PG3K3=1mm/DC24VRS422,90∀AB,PLC,FM450FM450,32,:-231~(231-1),500kHz2.2,:,,:(t),5;(m),4;(mm),3,,,8,,:,:/,,,,,3920045,,,,/,,,;,,,,,HMI/OP7,SA2SA3,//IPC,,2.3,SIEMENSS7400PLC,18,:PS407CPU416DPCP443FM450DI32DO32AO813bDI,DO,FM450,CP443,CPU416DPHMI/OP,AO2.4,,,,,,2.4.1,,,,L4WE(t),Wi(mm),TH(mm),DN,(kg/cm3),,L4=WETHWi1DN,DN=1L3PG3,L3=K3mPG3,mPG3PG3L3L450m,,,Vg(L4-L3),Vg=L4-L3LRVmax,Vmax,400m/min;LR,50m,L4-L3=0,,,2.4.2,,,PG2,nln+1,,n,D1Dn+1,,D0,l0,LR=4dn(D2n+1-D20)(1),dndn=D1-Dn+12n=l1-ln+12n(2)(2)(1),LR=n2(l1-ln+1)(l2n+1-l20)(3),40MetallurgicalIndustryAutomation2004No5,,,(3),LR80m,LR50m,,,,,3S7400PLC,,,::OB100OB31OB33OB82OB84OB85:OB1FC100~FC106FC200FC500:FC210FC241FC242FC260FC280FC310FC320FC330FC510FC5203,SiemensSTEP7V5.1SiemensProTools6.0WinCC4,:PG,PG3K1=1mm/K2=8.085110-4/K3=1mm/=7.6kg/cm31=1D0=760mm=0.44m/s2max=4.44m/s2Vgmax=400m/minQc=5L1=80mLR0=4mLD=50m,,:,,SA2,,(MD740),(MD744),,4120045,,(SA3),,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,,,1m,2,4.8m,[编辑:沈黎颖]2004718,20000kW,,,GZYQ20000,,,,,,,,,,,,,,,,(周韦),#∃2004,290,1098,8000,2003,1800,:10007172#∃,,:010-63848128(本刊讯)42MetallurgicalIndustryAutomation2004No5