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1、济南大学毕业设计外文资料翻译毕业设计外文资料翻译题目双离合自动变速器传动系统齿轮变化的控制学院机械工程学院专业机械工程（车辆工程方向）班级学生学号20130421227指导教师安延涛二〇一六年四月一日-29-济南大学毕业设计外文资料翻译-29-济南大学毕业设计外文资料翻译MechanicalSystemsandSignalProcessingVolume25,Issue6,August2011,Pages1923–1936ControlofgearshiftsindualclutchtransmissionpowertrainsPaulD.
2、Walker,NongZhang,RichardTambaFacultyofEngineeringandIT,UniversityofTechnology,Sydney,POBox123,15Broadway,Ultimo,NSW2007,AustraliaNTCPowertrains,UnitF,2HudsonAvenue,CastleHill2154,AustraliaABSTRACT:Toachievethebestpossibleresponsesduringshiftingindualclutchtransmissionsitis
3、commonplacetointegrateclutchandenginecontrol,whiletheclutchisusedtomatchspeedsbetweentheengineandwheelsviareductiongears,poorenginecontrolcanleadtoextendedengagementtimesandrough/harshshifttransients.Thispaperproposesamethodforcombinedspeedandtorquecontrolofvehiclepowertra
4、inswithdualclutchtransmissionsforboththeengineandclutches.Thevehiclepowertrainismodelledasasimplefourdegreeoffreedomsystemwithreductiongearsandtwoclutches.Includingadetailedclutchhydraulicmodel,comprisingofthedirectactingsolenoidsandclutchpistonwiththehydraulicfluidmodelle
5、dasacompressiblefluid.Powertraincontrolisrealisedthroughcontrolofclutchsolenoidsandmanipulationoftheenginethrottleinput.Sensitivitystudyofclutchperformanceevaluatinginaccuratetorqueestimationdemonstratedvarianceintheresponseofthehydraulicsystem,withanindicativesimulationofp
6、oorestimationresultinginincreasedpowertrainvibrationduringandaftershifting.Simulationsareconductedtodemonstratethecapacityforthismethodofengineandclutchcontroltofurtherreduceshifttransientsdevelopedindualclutchtransmissionpowertrains.Theobtainedresultsalsoshowthattheadopti
7、onoftorquebasedcontroltechniquesforboththeclutchandengine,whichmakesuseoftheestimatedtargetclutchtorque,significantlyimprovesthepowertrainresponseasaresultofreductioninthelockupdiscontinuities.Articlehistory:Received9March2010Receivedinrevisedform20July2010Accepted27August
8、2010Availableonline6September2010Keywords:DualclutchtransmissionPowertrainHydraulicsContr
