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1、AcademicYear:(2012/2013)Enrolmentnumber:12014664Fullname:SijunWuCourse:BEngHonorsDegreeinElectricalandElectronicEngineeringProjectTitle:Real-TimeComputerLevelControlofaWaterTank1stSupervisor:GuopingLiu2ndSupervisor:DrMikePriceDate:April201397/97Real-TimeComp
2、uterLevelControlofaWaterTankStudent:SijunWuID:12014664Date:April2013UniversityofGlamorganDissertationsubmittedinpartialfulfillmentfortheBEnginElectricalandElectronicEngineering.FacultyofAdvancedTechnology97/97DeclarationIunderstandthenatureofplagiarism,andIa
3、mawareoftheUniversity’spolicyonthis.Ideclarethatthisdissertationistheresultofmyownindependentinvestigationandthatallsourceshavebeenappropriatelyacknowledgedinthebibliography.Signature:Date:97/97AbstractWiththedevelopmentofthetimes,Controlsystemisplayinganinc
4、reasinglyimportantroleinvariousfields.Watertankcontrolsystemisatypicalmodelofcontrolsystem.Controlofwatertankcanbeusedasthebasisofresearchintomorecomplexnonlinearsystem,Itnotonlyhasastrongtheoretical,belongstotheapplicationofbasicresearch,butalsoitwithstrong
5、comprehensive.Itcontainscontroltheory,intelligentcontrol,fluidmechanics,andotherdisciplines.People'slifeandindustrialproduction,andmanyotherareasofteninvolveliquidlevelandflowcontrolproblem,forexampleinInhabitantdomesticwatersupply,beverages,foodprocessingan
6、dotherindustriestheproductionprocess,weusuallyneedtousethewatertank,itneedtomaintaintheappropriatelevel,neithertoooverflowcausewaste,alsocannottoolittleandcan'tmeetthedemand.Sotheliquidheightisanimportantparameteroftheindustrialprocesscontrol,especiallyinady
7、namicstate.Byusingsuitablemethodstodetecttheliquidlevelcancontrolitcanreceivegoodeffect.Inthisfinalprojectdesign,Idutyistodesignawatertankliquidlevelcontrolsystem,whichinvolvesthedynamicliquidlevelcontrol,themodelingofthecontrolsystem,PIDparameterssetting.Iw
8、illdiscussusingdifferentcontrolmethodstoachievecontrolrequire,forinstance,Proportionalcontroller,PIcontroller.Iwilldiscussbothdesignprocessesandtestresultsinthispaper.WhatmoreIwillintroducesomem
