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ID:37355137
大小:2.46 MB
页数:72页
时间:2019-05-22
《汽车主动悬架与电动助力转向结构控制集成优化研究》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、合肥工业大学硕士学位论文汽车主动悬架与电动助力转向结构/控制集成优化研究姓名:赵君卿申请学位级别:硕士专业:车辆工程指导教师:王其东20050401SimultaneousoptimizationofM:echanicalandControlParametersforIntegratedControlSystemofActiVesuspensionandEPSAbstractKindsofeIectroniccontroItechniquesandcontroIsystemsaregreatIydevelopedandwidelyappliedtoimprove“decomfbrtandha
2、ndlingstabilityofvehicles.A1lthesecontrolsystemsareaimedtoimprovingoneperformanceofvehicle,buttheimprovementofthewh01edynamicsofvehicledependsonthecooperativeworkamongvariouscontrolsystemsofchassis.Basedonthispoint,thispapercarriesthroughthestudyofintegratedcontrolinactivesuspensionsystcm(ASS)andel
3、ectricpowersteeringsystem(EPS).Theyaretwosub—contr01systemsofchassjswhichdirectlyinnuenceridecomfbrtandhandlingstab订ityofvehicles.First,thepaperanalyzestherelationshipofASSandEPS.Then,amodelofafullvehicleissetup.Withtwokindsofintegratedcontrolmodes,controleachseparatelyorwithoneLQGcontrollertocarry
4、outintegratedcontr01.Fina】1y,thispaperpresentsthemethodtointegratethestructureandcontrolparametersofASSandEPSconsideringtraditionaldesignmethodofVehicleASSandEPSalwaysdesigncontrolpar锄etersfbllowingstructureparametersanditcannotobtaintheglobaloptimumperformanceforthesystem.Consideringtheparametersa
5、remuchandtheobjectfunctioniscomplex,simulatedannealingalgorithmischosen.Theef托ctjvenessoftheproposedsimultaneousoptimizationmethodtoimproveridecomfIortandhandlingstabilityofVehiclesisprovedbytheoryanalysis,simulati。nandtest.Themethodcanalsobeusedinthefieldofchassisdesignorothermechanicalandelectric
6、alsystemdesign.Keywords:ActiVeSuspensionSystemElectricPowerSteeringSystemIntegratedContmlOptimiz8tionLQGComrolSimulatedAnnealingAlgorithm合肥工业大学本论文经答辩委员会全体委员审查,确认符合合肥工业大学硕士学位论文质量要求。茎需}黼㈣7夺婊胁二妒瑕/主席:(工作单位职称)7rr争b暾/Y。”。7V”叫弧一委员:导师:森蹲嬲姒剖凇南以墨下觚中,淋汤、够文徘qL副,翻髂图1.1图1.2图1.3图1.4图1.5图1.6图2.1图2。2图2.3图3.1图4.1图4.
7、2图4.3图4.4图4.5图4.6图4.7图4,8图4.9图4.10图4.11图4.12图4.13图4.14图5.1图5.2图5.3图5.4图5.5图5.6图5.7罔5.8图5.9图5,10插图清单汽车主动悬架分类及结构简图⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯2神经网络控制框图⋯⋯⋯⋯⋯⋯⋯⋯⋯...-⋯⋯⋯⋯⋯⋯⋯⋯⋯3自适应控制框图⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯3EPs的三种类型⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯
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