1、南京航空航天大學(xué)碩士學(xué)位論文基于虛擬樣機(jī)的雙橫臂懸架設(shè)計(jì)與整車平順性仿真姓名：邸長(zhǎng)俊申請(qǐng)學(xué)位級(jí)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(jī)的雙橫臂懸架設(shè)計(jì)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