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ID:33104737
大小:8.56 MB
页数:74页
时间:2019-02-20
《通钢35万吨冷轧镀锌线卷取机张力控制系统设计》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
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
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