通钢35万吨冷轧镀锌线卷取机张力控制系统设计

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1、万方数据AbsWactDesignonCoilingTensionControlSystemof0．35MtGLfortheColdRolledSteelStripinTISCOAbstractCold-rolledgalvanizedsteeliswidelyusedinvariousfieldsofindustrialproduction,isaveryimportantrawmaterial．WiththelevelofChina'sindustrialmodemizationcontinu

2、estoimprove，themarketdemandforcold-rolledsheetandstripcontinuestoincrease，applicationsalsowillbewidened．Currently，coldrolledandgalvanizedsheetbyvirtueofitssizeandhighprecision,excellentsurfacequality，strongmechanicalproperties，etc．，isalreadyhomeapplia

3、nces，electronics，automotive，aerospace，shipbuildingandothermanufacturingindustriesdailynecessitiesindispensablematerial．Coilinglinkiscold-rolledgalvanizedsteelproductionprocessisaveryimportantprocess，itwillplayadecisiverolefortheproductquality．Andstabl

4、ewindingtensionwillhaveahugeimpactproductflatness，thicknessandquality．Inthisthesis，rolledgalvanizedsteelproductionprocessastheresearchbackground,in-depthanalysisandresearchofcoldrolledandgalvanizedwirecoilingtensioncontrolsystemcharacteristicsandcontr

5、olapproachtoSiemensS7-400PLCtocontrolthecoretoachievethecoilingprocessconstanttensioncontrolobjectives．Specificstepsaresummarizedasfollows：(1)Basedoncold-rolledgalvanizedsteeltake—upcontrolsystemrequirements，analysisofthemechanismofcold-rolledstripcoi

6、lingtensiongeneratedbythebasicprinciplesdrawncoilerconstanttensioncontrolisproposedtorealizecoilingtensioncontrolsystemdesign．(2)Constanttensioncontrolbasedonindirectmethodscoilingtensionmathematicalmodelsandsystemsusedtoanalyzethechangesinthetake-upr

7、eeldiameteranddynamictorquecompensationprocessproblemsandsolutions．(3)UsethetoolsofMatlab，emulateandanalysetheresult．(4)Throughthesystemhardwareselectionandsystemfunctionparametersettingsandothersteps，completehardwaresystemdesigncoilingtensioncontrols

8、ystem．III万方数据Abstract(5)UseS7-400PLCofSTEP7programmingsoftwaretofmishhardwareconfiguration，andcompletedesignmainstripcoilingtensioncontrolsystem，closed-loopcontroland缸effacecommunicationandotherprocedures，andfinallyachievetheuppermonitoredbyIP