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1、AcademicYear:(2012/2013)Enrolmentnumber:12014664Fullname:SijunWuCourse:BEngHonorsDegreeinElectricalandElectronicEngineeringProjectTitle:Real-TimeComputerLevelControlofaWaterTank1stSupervisor:GuopingLiu2ndSupervisor:DrMikePriceDate:April201397/97Real-TimeComputerLevel
2、ControlofaWaterTankStudent:SijunWuID:12014664Date:April2013UniversityofGlamorganDissertationsubmittedinpartialfulfillmentfortheBEnginElectricalandElectronicEngineering.FacultyofAdvancedTechnology97/97DeclarationIunderstandthenatureofplagiarism,andIamawareoftheUnivers
3、ity’spolicyonthis.Ideclarethatthisdissertationistheresultofmyownindependentinvestigationandthatallsourceshavebeenappropriatelyacknowledgedinthebibliography.Signature:Date:97/97AbstractWiththedevelopmentofthetimes,Controlsystemisplayinganincreasinglyimportantroleinvar
4、iousfields.Watertankcontrolsystemisatypicalmodelofcontrolsystem.Controlofwatertankcanbeusedasthebasisofresearchintomorecomplexnonlinearsystem,Itnotonlyhasastrongtheoretical,belongstotheapplicationofbasicresearch,butalsoitwithstrongcomprehensive.Itcontainscontroltheor
5、y,intelligentcontrol,fluidmechanics,andotherdisciplines.People'slifeandindustrialproduction,andmanyotherareasofteninvolveliquidlevelandflowcontrolproblem,forexampleinInhabitantdomesticwatersupply,beverages,foodprocessingandotherindustriestheproductionprocess,weusuall
6、yneedtousethewatertank,itneedtomaintaintheappropriatelevel,neithertoooverflowcausewaste,alsocannottoolittleandcan'tmeetthedemand.Sotheliquidheightisanimportantparameteroftheindustrialprocesscontrol,especiallyinadynamicstate.Byusingsuitablemethodstodetecttheliquidleve
7、lcancontrolitcanreceivegoodeffect.Inthisfinalprojectdesign,Idutyistodesignawatertankliquidlevelcontrolsystem,whichinvolvesthedynamicliquidlevelcontrol,themodelingofthecontrolsystem,PIDparameterssetting.Iwilldiscussusingdifferentcontrolmethodstoachievecontrolrequire,f
8、orinstance,Proportionalcontroller,PIcontroller.Iwilldiscussbothdesignprocessesandtestresultsinthispaper.WhatmoreIwillintroducesomem
