Plug_in混合动力汽车能量管理策略全局优化研究

©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:,Plug-in:55km,55km;,55km,110km217L/100km,58%:Plug-in;;;:U469179:1004132X(2010)06071506StudyonGlobalOptimizationofPlug-inHybridElectricVehicleEnergyManagementStrategiesZhangBo1LiJun1GaoYing1YangChenghong1YinXuefeng21.StateKeyLaboratoryofAutomobileDynamicSimulation,JilinUniversity,Changchun,1300222.YantaiEngineering&TechnologyCollege,Yantai,Shandong,264006Abstract:ByusingDPwhichisakindofglobaloptimizationalgorithm,anenergymanagementcontrolstrategyforaparallelPHEVondifferentchargingdepletingrange(CDR)hadbeenstudied.Theresultsshowthatmotor-dominantcontrolstrategyshouldbeappliedtothePHEVwhenCDRislessthan55km,andengine-dominantcontrolstrategyshouldbeusedwhenCDRismorethan55km.WithoptimalcontrolstrategiesfromDP,thebesteconomicperformancecanbeobtainedasCDRis55km;PHEVaverageequivalencefuelconsumptioncanbereducedto217L/100kmwhichis58%lowerthanthatofprototypevehicle.Keywords:PHEV(plug-inhybridelectricvehicle);energymanagementstrategy;DP(dynamicprogramming);optimaldesign:20090219:20091216:863(2006AA11A112)0(plug-inhybridelectricvehicle,PHEV),Plug-in,,(chargingdepletingrange,CDR),PHEV,[1O2],,PHEV(partnershipforanewgenerationofvehicles,PNGV)[3]PHEVPHEV,PHEVCDR,,PHEV[4],PHEV[5O7]:(ArgonneNationalLaboratory,ANL)Rousseau[5]PSAT(power2trainsystemanalysistoolkit)PHEV;(NationalRenewableEnergyLaboratory,NREL)Markel[6]OKeefe[7]Bellman517Plug-in©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(dynamicprogram2ming,DP)PHEV,1PHEV1,PHEV,11PHEV1PHEVA(m2)2.05f0.29CD10.008CD2(ms/m)0.12rw(m)0.273Rf4.05215Rg3.583,1.947,1.343,0.976,0.804V(L)1.1(kW)/(r/min)48/5700(Nm)/(r/min)84/4000(kW)/(r/min)25/180010000(Nm)/(r/min)128/01800LiIonCESS(Ah)22U(V)3201,:Jptc=Te+Tm+Tb-TwhR(i)Rfd(1)v=R(i)Rfdrw=eR(i)Rfdrw=mR(i)Rfdrw(2),Jptci,;;Te;Tm;Tb;Twh;R(i)i;Rfd;v;rw;e;m,v,Twh,Tb,,Tei,Tm((1));,Tmi,Te(((1)),Te,,Tmi,Te(1),PHEVx(t)=(SOC(t),R(i(t)))(3),R(i(t))t,,PHEVR(i){31583,11947,11343,01976,01804};SOC(t)t,SOC,SOC=dSOCdt=-IessCess=U2OCV-4PessRess-UOCV2RessCess(4)SOCminSOCSOCmax(5),Pess;Iess;Cess;Ress;UOCV;SOCmin;SOCmaxu(t)=(Tm(t),i(t))(6),Tm(t)t;i(t)t,PHEV:u3(t),x(0)x(tf),JPHEV,,,,J,J=tf0L(x(t),u(t),t)dt=tf0(CostfuelPfuel(t)+CostgridPgrid(t))dt(7),L(x(t),u(t),t)t;Costfuel;Pfuel(t)t61721620103©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(t)t,PHEV,L(x(t),u(t),t),;(energystoragesystem,ESS),ESSCostfuelPgrid(t),ESSESS,2,,,,,2050Bellman[8],[7O9],,,,,N,t(1s),PHEVJ=Nk=1L(x(k),u(k),k)t=Nk=1(CostfuelPfuel(k)+CostgridPgrid(k))t(8),x(k+1)=g(x(k),u(k)),g,SOC(k+1)=SOC(k)+g1(SOC(k),ess(k),Tm(k),m(k))R(i(k+1))=g2(i(k))(9),ess,u3(t)(0ttf)u3(k)(k=1,2,,N),SOCminSOC(k)SOCmaxemine(k)emaxTeminTe(k)Temaxmminm(k)mmaxTmminTm(k)TmmaxPess_max_chgPess(k)Pess_max_disi(k){1,2,,imax}(10),eminemax;TeminTemax;mminmmax;TmminTmmax;Pess_max_chgPess_max_dis;imaxk,(reachableset),X(k),(admissibleset),U(k),,,,(9)x(k+1)X(k+1),Ju(k),2,,X(k+1)x(1,k+1)X(k)(2x(2,k)x(3,k)x(4,k)),X(k)(J(g(x(2,k),u(4,k),k),k+1)J(g(x(3,k),u(5,k),k),k+1)J(g(x(4,k),u(5,k),k),k+1),(u(4,k)u(5,k)u(6,k))(kk+1)(x(1,k+1))(u3(1,k+1))2717Plug-in©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(newEuropeandrivingcycle,NEDC),NEDCPHEV;,[10]3.1,(N)X(N),u3(k)(k=1,2,,N),PHEVCDRJ3NEDC,ESSPHEV,,SOC31.NEDC12.NEDC23.NEDC34.NEDC45.NEDC56.NEDC67.NEDC78.NEDC89.NEDC910.NEDC1033:HEV,PHEV,SOC;NEDC5(55km),SOC,NEDC5SOCNEDC1NEDC4SOC,NEDC1NEDC5SOC;NEDC5(55km),ESSSOC,SOC(NEDC,,SOC3.2(1)PHEV(55km),SOC,ESS,PHEV4,,PHEV4,,PHEV55km,,3Motor-Dominant1.2.455km(2)(55km),SOC,,,,,ESS,SOC,:ESSSOC,,,ESSSOC,SOC,55km,,u3,u381721620103©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.:NEDC6NEDC10,,NEDC10,,PHEV,,,,,u3,,,5,,PHEV1.2.5Engine-Dominant(3),(/100km)(L/100km),6PHEV55km,:SOC,,ESS,6PHEVPHEV55km,,,,55km,,,PHEV(50km),PHEV6.3615L/100km,4Plug-in,PHEV,PHEV,:PHEV,55km,(Motor-Dominant);55km,(Engine-Domi2nant)NEDC5(55km),,110,217L/100km,58%:[1]StephanCH,SullivanJ.EnvironmentalandEnergyImplicationsofPlug-inHybridElectricVehicles[J].Environ.Sci.Technol.,2008,42:1185O1190.[2]SamarasC,MeisterlingK.LifeCycleAssessmentofGreenhouseGasEmissionsfromPlug-inHybrid917Plug-in©1994-2010ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.[J].Environ.Sci.Technol.,2008,42:3170O3176.[3]SimpsonA.Cost-benefitAnalysisofPlug-inHy2bridElectricVehicleTechnology[C]//NationalRe2newableEnergyLaboratory.22ndInternationalBat2tery,HybridandFuelCellElectricVehicleSymposi2umandExhibition(EVS-22).Yokohama:NREL/CPO540O40485,2006:1O12.[4],,.[J].,2005,16(7):648O652.[5]RousseauA,PageritS.Plug-inHybridElectricVehicleControlStrategyParameterOptimization[C]//NationalRenewableEnergyLaboratory.23rdInternationalBattery,HybridandFuelCellElectricVehicleSymposiumandExhibitio