車載復(fù)合電源系統(tǒng)的模糊控制及其優(yōu)化研究.pdf

1、武漢理工大學(xué)碩士學(xué)位論文車載復(fù)合電源系統(tǒng)的模糊控制及其優(yōu)化研究姓名：舒杰軍申請學(xué)位級(jí)別：碩士專業(yè)：控制科學(xué)與工程指導(dǎo)教師：張丹紅201206AbstractWithenergyshortageandenvironmentaldegradationproblemsgettingincreasinglyserious，thedevelopmentofnewvehiclesiSattractingmoreandmoreattentionfro

2、mgovernmentsandautomobileindustryUnderthisbackground，electricvehicleshavebeenrapiddevelopment，bringsautomobileindustryintotheeraof‘energysavingemissionreduction”Hybridvehiclesonthebasisoftheexiaingengine，equippedwithamot

3、or／generatortechnologyiSmature，becomedoneimportantdirectionofelectricvehicles’developmentHybridelectricvehiclesrequireanenergystoragesystemtoprovidehighpowerandgreatenergyandthepresent，thecharacteristicsofthepowerbatteri

4、esandultracapacitorsareunablealonetosatis知thoserequirementsundertheeconomyconditions；considercombiningthemtoformahybridpowersystem，throughrationalstructureandcontrolstrategytoplaytheadvantagesofbothdevicesinthehybridener

5、gystoragesystem，tobreakthroughthesinglestoragedevice’stechnologicaldefectsEnsurethatmeettheperformanceneedsofthevehicle，atthesametime，toachievegreaterpowerefficiencyandextendmeservicelifeofcomplexpowerwhichisthestartingp

6、ointofthispaperThispaperfirstlyanalyzedtheperformanceandcharacteristicsofcurrentwidelyusedpowerenergystoragedevices，accordingtothespecificworkingenvironment，comparedtheperformanceoftheirrespectiveadvantagesanddisadvantag

7、es，choselllithiumpowerbatteryandultracapacitorforenergycomponents，theirch刮arcte西sticsofdischargeandcharge，storage，resistancealeanalyzedindetailDiscussedf0111“kindsoftypicalcomplexpowerstructure，selectedthevehiclecomplexp

8、owerstructureusingultracapacitorandDC／DCconverterinseriesandparallelwiththelithiumpowerbatteryChargeanddischargestateofcomplexpowersvstemaregeneralizedfromtheoperatingmodesoftheparallelhybridelectricvehiclesThenthepowerd

9、istributionmodelofthehybridpowersystemWasestablishedandanalyzedThepowerdistributionfactorWasasacontrolobjecttoestabliShmanagementstrategyofcomplexpowersystemwhichbasedonfuzzylogic，duetothestrategiesofdischargeandchargear