汽车车辆专业悬架毕业课程设计外文文献翻译、中英文翻译、外文翻译

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1、外文文献（二）外文原文Abstract:Toimprovethesuspensionperformanceandsteeringstabilityoflightvehicles，webuiltakinematicsimulationmodelofawholeindependentdouble-wishbonesuspensionsystembyusingADAMSsoftware,createdrandomexcitationsofthetestplatformsofrespectivelytheleftandtherightwheelsaccordingto

2、actualrunningconditionsofavehicle，andexploredthechangingpatternsofthekinematiccharacteristicparametersintheprocessofsuspensionmotion.Theirrationalityofthesuspensionguidingmechanismdesignwaspointedoutthroughsimulationandanalysis，andtheexistentproblemsoftheguidingmechanismwereoptimize

3、dandcalculated.Theresultsshowthatallthefront-wheelalignmentparameters,includingthecamber，thetoe，thecasterandtheinclination，onlyslightlychangewithincorrespondingallowablerangesindesignbeforeandafteroptimization.Theoptimizationreducesthevariationofthewheel-centerdistancefrom47.01mmtoa

4、changeof8.28mmwithintheallowablerangeof-10mmto10mm,promisinganimprovementofthevehiclesteeringstability.Theoptimizationalsoconfinesthefront-wheelsidewaysslippagetoamuchsmallerchangeof2.23mm;thishelpstogreatlyreducethewearoftiresandassurethestraightrunningstabilityofthevehicle.Keyword

5、s:vehiclesuspension;vehiclesteering;ridingqualities;independentdouble-wishbonesuspension;kinematiccharacteristicparameter;wheel-centerdistance;front-wheelsidewaysslippage1IntroductionThefunctionofasuspensionsysteminavehicleistotransmitallforcesandmomentsexertedonthewheelstothegirder

6、frameofthevehicle,smooththeimpactpassingfromtheroadsurfacetothevehiclebodyanddamptheimpact-causedvibrationoftheloadcarryingsystem.Therearemanydifferentstructuresofvehiclesuspension，ofwhichtheindependentdouble-wishbonesuspensionismostextensivelyused.Anindependentdouble-wishbonesuspen

7、sionsystemisusuallyagroupofspaceRSSR(revolutejoint-sphericaljoint-sphericaljoint-revolutejoint)four-barlinkagemechanisms.Itskinematicrelationsarecomplicated,itskinematicvisualizationispoor，andperformanceanalysisisverydifficult.Thus，rationalsettingsofthepositionparametersoftheguiding

8、mechanismarecrucial