资源描述:
《增程式电动中巴车动力系统参数匹配及控制策略研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、ABSTRACTAlongwiththerapidgrowthofvehiclepopulation,theenergyandenvironmentproblemsbecometworestrictionsforownautomotiveindustry.Todealwiththeseproblems,moreandmorecarcompanieshaveputtheirresearchfocusonelectriccars.However,limitedbybatterytechnology,thepureelectri
2、cvehicleshavesomedisadvantages,suchashighcostandshortdrivingrange,whichinfluenttheindustrializationofelectriccars.Asthevehiclewhichcanprolongdrivingrange,extended-rangevehiclecanbetheintergraded-vehicleforpureelectricvehicle,sorecentlyitgraduallybecomesthenewresea
3、rchfocus.Accordingtothedesigndemandofsomecompany,thepurposeofthispaperistomatchtheparameters,preliminarilyworkoutthecontrolstrategyanddotheoptimizationofsomeextended-rangeelectricmiddlebus.Firstly,basedonthestructureofextended-rangeelectricvehicleanddesigngoalof
d
4、ynamicandeconomicperformance,dothematchofparameters(torqueandpowerof
generator,capacityandvoltageofpowerbatteriesandmainparametersof
extended-rangeunit)ofpowersystem.Then,basedontheresultsofmatching,
preliminarilyworkoutthecontrolstrategyofvehicle,includingDriving
5、Control
Strategy(forwardandbackward),DrivingAntiskidControlStrategyand
Extended-RangeControlStrategy.Accordingtoparametersofvehicleandpowersystem,buildthesimulationmodelin
CRUISEandSIMULINK.Dothedynamic,economicandextended-rangecontrol
simulationinmodel.Alsotestth
6、econtroleffectsofDrivingAntiskidControlintwo
typicalconditions.Allsimulationsshowthatparametersofmatchingarerightandthe
controlstrategiesarefeasible.Intheend,basedontheantcolonyalgorithmdoesthe
optimizationforthebesteconomicperformance.Inordertotesttheeffectof
opt
7、imization,dothetestingsimulation.ItshowsthatenergylossinNEDCreduce8.27%,whichmeanstheeconomicperformanceofvehicleisobviousimproved.Keywords:Extended-Rangeelectricmiddlebus;Parametersmatching;Controlstrategy;OptimizeIII万方数据目录第一章绪论...................................
8、.................................................................................1
1.1研究背景和意义...........................................................