“超越3号”悬架仿真、分析和优化

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1、同济大学汽车学院硕士学位论文“超越3号”悬架仿真、分析和优化姓名：徐峰申请学位级别：硕士专业：车辆工程指导教师：陈昌明20070101AbstractAstheeconomydevelopsquickly,moreandmorevehiclesappearinChinesefamilies．Itmakesthetransportationbecomemoreconvenientandenhancespeople’Slivinglevelgreatly．Inthemeanwhile，thedevelopmentofvehicleindust

2、rybringssomechallengesthatWecan’tignore．Wemustpayspecialattentiontotheshortageofenergyandairpollution．Newenergyvehicleisawaytoovercometheenergycrisiswhichmayhappeninfutureandtoreducetheairpollution．’SuperStar3’FCVisal【indofnewenergyvehicledesignedbytheCollegeofAutomobileo

3、fTongjiUniversity．It’SpoweredbyfuelcellbatteriesandLithiumbatteries．Inordertoindustrializethenewenergyvehicles，engineersshouldconsiderthecontrollabilityandstabilityoftheminthebeginningofdesignperiod．Withthehelpofrelatedprinciple，numericalmethodandcomputertechniques，virtua

4、lprototypeplaysamoreandmoreimportantroleinengineering．Itcanshortthedevelopingperiodapparentlyandreducethedesigncost．Thispaperbuiltavirtualprototypeof’SuperStar3’FCVinADAMS／car．ReferringtosomeChineseNationalStandards，itcardedoutfollowedsimulations：PylonCOUl-Seslalomtest，Re

5、turnabilitytest，Steadystaticcirculartest，Steeringwheelanglestepinputtest，Steeringwheelangleimpulseinputtest．Comparingtheresultsofsimulationswiththephysicalprototypetestresults，wecanfindthattheirresultsaregenerallyaccordant．Besidessimplesimulationtests，thispapertooktheusin

6、gofADAMS／drivertosimulatehowadrivercontrolareal"caLItsimulatedtheFCVdrivingontheroadsofJiadingCampusofTongjiUniversity．DesignofExperiments(DOE)isakindofstatisticsmethods．Itisusuallyusedtoevaluatemulti—inputshoweffectoneorseveraloutputs．Inthelastpartofthispaper,DOEWaSusedt

7、Ooptimizefrontsuspension．Theoptimizationobjectisthelateraltiredisplacementduringtheprocessoftire’Sjumping．KeywordS：FCV,Multi-bodyDynamics，ControllabilityandStability,Suspension，VirtualPrototype，ADAMS／car,DOE学位论文版权使用授权书本人完全了解同济大学关于收集、保存、使用学位论文的规定，同意如下各项内容：按照学校要求提交学位论文的印刷本和

8、电子版本；学校有权保存学位论文的印刷本和电子版，并采用影印、缩印、扫描、数字化或其它手段保存论文；学校有权提供目录检索以及提供本学位论文全文或者部分的阅览服务；学校有权按有关规定向国家有关部门