搜索
©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(1.,510641;2.,510090):,,.,,.,CAN-,.:;;:TK614,TK615:AControlongreenenergysourceandecologicenvironmentWUJie1,YANGJun-hua1,2(1.ElectricPowerCollege,SouthChinaUniversityofTechnology,GuangdongGuangzhou,510641,China;2.AutomationCollege,GuangdongUniversityofTechnology,GuangdongGuangzhou,510090,China)Abstract:Thedevelopmentandutilizationofcontrolstrategiesarecloselylinkedwithprogressandrequirementofsociety.Allsortsofrenewablegreenenergysourcesandecologicenvironmentconstructionbecomemoreandmorebepaidattentionto,asforfossilenergyresourcesbecomeshortagedaybydayaswellasenvironmentalpollution.Thispaperresearchesandanalyzesenergysourcesstatusandsustainabledevelopmentproblem.SomekeycontrolprojectsandstrategieswereraisedthroughstudyingwindenergyconversionsystemandsolarPVsystem.Asanexample,ahybridgenerationstationwasconstructedforenvironmen2talprotection,energyconservationandharmoniousecologicenvironment.CANbustechnologywasappliedtomonitorandcon2trolthewind-solarPVhybridelectricstationandgreenhouseaswellasenergymanagement.Keywords:greenenergysource;ecologicenvironment;hybridelectricstation1(Energysourcesstatusandsustainabledevelopment),,,3.,3%,.70,,,,.,.,,20039.1%GDP,30%,GDP4%,.,.,,,,..,,,.,[1].1.31011kW,,2.9109kW.,1998,4[2].::(A1050401);(020906).216200412ControlTheory&ApplicationsVo1.21No.6Dec.2004:1000-8152(2004)06-0864-06©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(0.01%),[1,3].,21,.,1285%,,,3.,205050%.1992,,,[4].,,2003,567MW[5,6],4.5MW,[7],14609MW.,2020,30000MW,2%..,2060,50%.4,65%,30%,.2(Windenergycon2versionsystemandcontrolmethod),.,.,,.,,,,,,,.,,.,:(),:.PID:H[2,8].1CAN.1Fig.1Monitoringandcontrolofwindturbine,,,,,,,..,,60,GE1.5MW.2.1(Controlofmaximumpowerpointtracking)(Betz),PmPm=12CpR2V3.(1),(kg/m3),R(m),V(m/s),Cp.:V=,Pm5686:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=,PV3,,.,,,.,.Cp,.Cp,0.593,Betz,(),,Cp=Cp(,),,:=RV(2),.2,Cp=0.20.5,Cp=0.30.4.2CpFig.2PowercoefficientCp,.(1),,,,:,,.:,Cp(,Betz),,,;,,,,Cp;,,.3.4.3Fig.3Thethreeoperationmodesofwindturbine4Fig.4Powerversusspeedcharacteristics2.2(Controlofvariablespeedconstantfrequencygeneration),,,,,,:.,,,,,.66821©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,.,,.3(ControlofsolarPVstation)3.1(solarPVgeneration),.,,,,.,30%,200015MW,;.,2005300MW.2001,510MW[4,7]..:10%20%;..:,15%,2004.,.3.2(ControlofsolarPVstation)1),.2)(MPPT),.3).4)-.,-,,.6.6Fig.6Hybridelectricstation4(Controlonecologicenviron2ment):34%,50%.,,.4.1(Controlonecologicenvironment),,,,,7.:1),.2):(:BIPV),,.7686:©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.),,.4),,.5),.7Fig.7Atypicalecologicresidence4.2(Computercontrolsys2temofgreenhouse),,.(8):1),,.2),.3),.8Fig.8Controlsystemofgreenhouse4.3(Modellingandcontrolofgreenhouse),2060.:ÛTg=f(Ta,Tp,qs,Tg)+g(Ta,u,Q,eg,Tg).:f;g;Tg;Tp;qs;Ta;Q;u.4.3.1(Modellingmethodsofgreenhouse)1),.2),.3),.4.3.2(Adaptivecontrolsys2temofgreenhouse),,,,,9.9Fig.9Adaptivecontrolsystemofgreenhouseheating4.4(ControlsystemofhybridelectricstationandecologicenvironmentbasedonCANbus),CAN-,.,10kW,3(1kW,2kW,2kW),15kW,60m2,,10.86821©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(Conclusion),,15201022%.,,,,,..20,.(References):[1]FRERISLL.WindEnergyConversionSystem[M].London:PrenticeHall.1994.[2],.[J].,2000,(368):19-21.(CUIJintai,DUBo.Energysourceprospectsforthenewcentury[J].TrendsofOverseasTechnology,2000,(368):19-21.)[3],,,.[J].,2004,25(4):530-541.(YANGJunhua,WUJie,YANGJinming,etal.Applicationsofmod2erncontroltechniquesinwindenergyconversionsystem[J].ActaEnergiaeSolarisSinica,2004,25(4):530-541.)[4].[J].,2004,(34):1-3.(FANWeitang.Presentstatusanddevelopmenttrendofenergysource[J].ShanxiEnergySourceandEnergyConservation,2004,(34):1-3.)[5],,.[J].,2004,37(1):81-84.(WANGXiaorong,WANGWeisheng,DAIHuizhu.PresentstatusandprospectofwindpowerinChina[J].ElectricPower,2004,37(1):81-84.)[6].[J].,2004,(114):53-55.(BAOEr.Currentsituationofdevelopmentofwindpowergenerationtechnology[J].RenewableEnergy,2004,(114):53-55.)[7],.[J].,2004.3,22(3):77-79.(YANGWeiju,SHAXiaodong.ApplicationofTechnologyofBIPVoverseas[J].CentralChinaArchitectural,2004,(3):77-79.)[8].[M].:,2002.(YEHangye.ControlTechniquesinWindEnergyConversionSystem[M].Beijing:ChinaMachinePress,2002.)9686: