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1、PaperNumber01Design,AnalysisandFabricationofaFormulaSAEChassisAndrewSalzano2009FSAECo-CaptainEricKlangFacultyAdvisorWolfpackMotorsportsCollegeofEngineeringNorthCarolinaStateUniversityRaleigh,NC27695-7910Copyright©2009WolfpackMotorsportsABSTRACT•Carrypre-determinedsuspe
2、nsionpoints•Allowspaceforengine,turbo,intake,exhaust,Thispaperisanintroductiontothedesign,analysis,andcoolingfabricationofasteeltubespaceframechassisforusein•Have54%rearweightbiasFormulaSAE.Aguidelinefortheconstructionofthis•Holdallelectronicswithinchassisstructurefram
3、ewillbebasedupontheWolfpackMotorsports•Lowercenterofgravity2009car(WMF09)andmaybeusedbynearlyevery•Keepcomponentsasclosetocarcenterlineasamateurformulacarracerthatwouldliketobuildacarpossibleforhim/herself.•ShallowerseatangleforlowerdriverCG•Minimumtorsionalstiffnessof
4、1200ft-lb/deginINTRODUCTIONANSYSanalysis•Weighlessthan58lbTheFormulaSAEcompetitionrequirestheconstruction•Conformto2009FSAEchassisrulesofanewcarforeverycompetitionyear.The2008•CompletedchassisbyJanuary1,2009WolfpackMotorsportseffortwasdisappointingduetotheunderestimati
5、onofthedifficultconstructionofasteelThedesignerofthechassismusthaveanideaastospaceframechassis.Havingbuiltcarbonfiberhowallcomponentsofthecararegoingtofunctioninmonocoquechassisforseveralyearsbefore2008,therelationtoeachother.Asaresult,thedesignermustteamwasinexperienc
6、edinthedesignandfabricationofknowhowallpartsmustinteractandtakethisinteractionafullsteelframe.Asaresult,theWMF08wasneverintoaccountwhendesigningtheframe.racedatanofficialcompetition,leavingiteligibletobeusedinthe2009competition.However,theFSAEDiscussionofgoals–Sincethe
7、2008carhasnotRulescommitteeimplementedaminimumsizecompetedinanFSAEcompetition,manyofthepartsonrequirementforall2009chassisandthe2008frameitareabletobeusedonthe2009car.Itwaswouldnothavemetthisrequirement,soanewframedeterminedthattheteamwouldtrytocarryoverashadtobebuilt.
8、manypartsaspossiblesothatdesignandfabricationofthesepartswouldnothavetobeperformed.TheGOALS,DESIGN,ANALYSIS,FABRICATI
