1、南京航空航天大學(xué)碩士學(xué)位論文基于虛擬樣機的雙橫臂懸架設(shè)計與整車平順性仿真姓名：邸長俊申請學(xué)位級別：碩士專業(yè)：車輛工程指導(dǎo)教師：阮米慶201011基于虛擬樣機的雙橫臂懸架設(shè)計與整車平順性仿真IIAbstractWiththedynamicdevelopmentofautoindustryitisshtenedthattheproductdesignmanufacturingcycleofthenewcarmodel.Thetraditio
2、nalwayofdesignmanufacturingprototypingtestingitwillbewashedbecauseoflongcyclehighcost.Itisnecessarytoapplysimulationtechniquetoshtenthedesigncycleonthedrawingboard.EngineerscanbuildtestvirtualprototypeinADAMS(AutomaticDy
3、namicAnalysisofMechanicalSystems)quickly.ADAMSsimulatestherealprocessofsystembysolvingkinematicequationsstaticequationsquasistaticequationsdynamicequations.FurthermeADAMSisapowerfultoolfoptimaldesign.Thispapertookalookba
4、ckatthehistyofvehiclesuspensionanalyzedtheacteristicscomparedthedifferencesofsuspensions.ThevirtualprototypeofdoublewishbonesuspensionwasbuiltinADAMSCar.ResponsesofwheelaligmentparameterswereinvestigatedinADAMSInsightbys
5、weepstudymethod.AfterfindingoutthefactswhichaffectedtheresponessignificantlyHardpointsofsuspensionwereoptimizedthroughtwolevelsfullfactsmethodinInsight.ThenthefullvehiclemodelwasbuiltinADAMSincludingfrontrearsuspensionss
6、teeringsystembrakingsystemsoon.Acrdingto“VehicelvibrationDescribingmethodGB703186froadsurfaceirregularity”theroudroughnesswassimulatedinMatlabbypartialwaveaddingmodel.ComparingwiththePSDgiventhePSDoftheroadroughnesssimul