锂离子电池新型SOC安时积分实时估算方法-邓涛

291Vol．29No．1JournalofChongqingUniversityofTechnologyNaturalScience20151Jan．20152014－11－16513054732014M552317cstc2013jcyjA60007KJ1204211982—、。．SOCJ．20151101－106．CitationformatDENGTaoSUNHuan．ＲesearchonＲealTimeEstimationMethodofNewSOCAmpereHoursIntegralforLithiumIonBatteryJ．JournalofChongqingUniversityofTechnologyNaturalScience20151101－106．doi10．3969/j．issn．1674－8425z．2015．01．019SOC400074SOC、、SOC。SOCSOC。SOC3%SOC。U469．722TM912A1674－8425201501－0101－06ＲesearchonＲealTimeEstimationMethodofNewSOCAmpereHoursIntegralforLithiumIonBatteryDENGTaoSUNHuanSchoolofMechatronics＆AutomotiveEngineeringChongqingJiaotongUniversityChongqing400074ChinaAbstractInordertoaccuratelyestimatethelithium-ionbatterySOCtheSOCestimationreal-timesimulationmodelwasestablishedinconsiderationofcomprehensivefactorssuchascharginganddis-chargingefficiencyandtemperaturecompensationmeasureswithampere-hourintegralmethodtheopencircuitvoltageandloadvoltagemethod．Thelithium-ionbatterycharginganddischargingtestplatformwassetupforSOCreal-timeverification．ThesimulationandexperimentalanalysisresultsshowthattheSOCerrorvaluesiscontrolledwithin3%andthenewampere-hourintegralcanprovidereal-timebatterySOCestimationanddetectionofsomeimportantreferencevalue．KeywordselectriccarsSOCnewreal-timeampere-hourestimationmethodSOCstateofcharge、1－5。、、、SOC。SOC。SOC。SOCSOC。SOCSOC。SOCSOC。SOCSOC。。SOCSOC。、、3、SOC。SOC6。1SOCSOCSOC。。SOC=1－Q/QN11QQN。1．1SOC07。SOC0=U0－n/m－n22U0mn。1．2SOCSOC=SOC0－∫t0KIdt/QN33QNIKK=Kt×η4KtηPeukert。1Kt8Kt=1+0．008Ta－T55TaT。2ηPeukertK=A×In－166IA。Anη=Q/QN=I/INn－177IN。QIAnn1．15～1．42。Peukert。Peukert9－10。1．3SOCSOC1。。SOC201SOC1。SOC1SOC。11．4SOC26SOC=SOC0－∫t0KtI/INn－1dt/QN88。SOC18SOCSOC2=SOC+SOC1/29、、、。、、、、。、、、。SOC23。2SOC2．1SOCSOCSimulinkSOC。SOC4addSOCSOCaddSOC11－12。2SOC3SOCSOC5addaddSOCSOCSOC。2．225℃SOC1CSOC6。SOCSOC301SOCSOC。SOC、、、SOC。4SOC5SOC61C3SOCSOCSOC。、、。401。ＲS48513－15。7。7《PNGV》11－12HPPC。①0．5C3．6V②1C10%DOD③1h④①～③90%DOD⑤100%DOD⑥1h。SOCHPPC。、。13U=fSOCIT1025℃1C30%30min1C100%。、、。8。8SOC25℃1C30%30min1C100%30min1C30%、、、。9。9、SOCSOC。SOC10。10、SOC=SOC－SOCSOC×100%10SOC1112。SOCSOC30%～50%3%SOC50%～95%501SOC1．5%SOC3%。12SOC16－17。11SOC12SOC4、、SOC。SOCSOC。、SOCSOC。SOC3%。1．J．2005431043－45．2．J．2012349136－140．3．J．2014415－2349．4．SOCJ．2012895－98．5．PACKJ．2013635－37．6．SOCJ．2009941－44．7．J．201222－4．8OshitaniMWatadaMKaorietalSD．EffectofLantha-nideoxideadditivesonthehightemperaturechargeac-ceptancecharacteristicsofpastednickelelectrodesJ．JournaloftheElectrochemicalSociety20011481A67－A73．9XiaosongHuFengchunSunYuanZou．Comparisonbe-tweentwomodel-basedalgorithmsforLi-ionbatterySOCestimationinelectricvehiclesJ．SimulationModelingPracticeandTheory2013341－11．10YaoHeXingTaoLiuChenBinZhangetal．AnewmodelforState-of-ChargeSOCestimationforhigh-powerLi-ionbatteriesJ．AppliedEnergy2013101808－814．11．SOCJ．200830155－58．12MinxinZheng．DynamicmodelforcharacteristicsofLi-ionbatteryonelectricvehicleZ．S．l．ICIEA20092967－2870．13．NIMHJ．200630102－6．14．J．2009323279－282．15AllianceBE．Batterytestmanualforplug-Inhybridelec-tricvehiclesrevisionJ．DepartmentofEnergyNationalLaboratory2008322－29．16．D．200579－80．17SatoNYaK．ThermalBehaviorAnalysisofnickelmetalhydridebatteriesforelectricvehiclesJ．JSAEＲeview200121205－211．601