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4/27/2020,燃油系统及其零部件31.03.2012,4/27/2020,燃油系统,4/27/2020,3,27-Apr-20,3,燃油系统的位置,位于车身底部,贴近后悬挂系统及排气管,位于后排座椅下部,4/27/2020,4,燃油系统的工作环境,贴近后悬挂系统及排气管,车轮卷起的石块撞击跟随悬挂系统颠簸，振动排气管部位的高温烘烤,位于车身底部,泥土，碎石等的冲击。存在托底风险，与地面直接接触。接受环境温度冲击：夏季路面高温及冬季寒冷低温。光照腐蚀防水性能防锈性能,位于后排座椅下部,乘客体验：噪音，振动等,恶劣的工作环境,4/27/2020,5,27-Apr-20,5,燃油系统的功能,燃油加注,燃油存储,燃油供应,安全,通气性,安装固定,噪音控制,燃油系统排放法规要求,27-Apr-20,6,4/27/2020,7,燃油系统的种类,金属燃油箱,塑料燃油箱,TI的产品,金属燃油箱逐渐被塑料燃油箱所替代。,4/27/2020,8,PFT=PlasticFuelTank塑料燃油箱SFT=SteelFuelTank金属燃油箱,燃油系统的种类,4/27/2020,9,塑料燃油箱系统的形式,马鞍形油箱,主副分体油箱,长体油箱,常规油箱,塑料燃油箱可适应更复杂的车身机构，更紧凑的车身设计，可完成复杂形状的成型，提高空间利用率。,4/27/2020,10,塑料燃油箱系统功能的实现,燃油加注,基本要求1.燃油可以顺利流入燃油箱本体中2.加油同时产生的燃油蒸汽可以顺利排出3.安全：无燃油溢出，无燃油飞溅，防静电等,加油管总成,4/27/2020,11,塑料燃油箱功能的实现,加油管总成,流入端,流出端,燃油流入通路(fillpipeshell)TI制作HDPE,蒸汽流出通路(ventline)多为采购部件-PA，-PB550，-橡胶（NBR,NBR/PVC,FKM),4/27/2020,12,塑料燃油箱功能的实现,加油管总成,加油管单向阀(Inletcheckvalve)采购部件-HDPE-POM-弹簧-金属,加油站加油枪与加油管配合部分（fillhead,fillneck)采购部件金属HDPE（玻纤+炭黑）特殊要求具有导电性，可将加油过程中燃油与加油管侧壁摩擦产生静电通过车体接地。,4/27/2020,13,塑料燃油箱系统功能的实现,燃油存储,基本要求1.足够大的存储空间2.剩余容积的正确显示3.保持密封性4.耐高低温5.安全：抗冲击，抗腐蚀，阻燃等,4/27/2020,14,燃油箱分总成,塑料燃油箱系统功能的实现,燃油箱壳体(Tankshell)TI制作HDPE,密封圈+锁紧盖(lockring+sealing)采购部分密封圈NBRNBR/PVCFKM锁紧盖金属HDPEPPPOM,隔热板(HeatShield)采购部件铝钢板,4/27/2020,15,塑料燃油箱系统功能的实现,燃油供应,基本要求1.为发动机提供持续有效地燃油供给2.保持供油系统压力3.密封性,4/27/2020,16,塑料燃油箱系统功能的实现,燃油泵及供油管路,供油管路(feedline,returnline,deliveryline)采购部件PB550,燃油泵总成(pumpmodule)采购部件,4/27/2020,17,塑料燃油箱系统功能的实现,外置滤清器,外置滤清器(externalfuelfilter)采购部件塑料金属,4/27/2020,18,塑料燃油箱系统功能的实现,通气性,基本要求1.保正在各种工况下燃油蒸汽能够顺利排出2.平衡燃油系统内部压力3.气密性4.不能有燃油通过通气系统泄漏,4/27/2020,19,燃油箱通气系统,塑料燃油箱系统功能的实现,通气接头(Ventnipple)采购部件HDPE功能要求控制加入的燃油容量，主要在加油时起作用。,翻转阀(ROV，GVV)采购部分HDPE功能要求调节燃油箱内部压力，保持通气油箱翻转后自动关闭，防止燃油流出。,蒸气管路(vaporline)采购部件PA12PB550,4/27/2020,20,塑料燃油箱系统功能的实现,安装固定及噪音控制,安装固定的基本要求1.燃油箱系统安装的牢固性2.固定位置精准噪音控制的基本要求1.减少震动噪音2.减少摩擦噪音3.减少液体扰动噪音4.降低噪音的传递,4/27/2020,21,塑料燃油箱系统功能的实现,绑带(strap)采购部件不锈钢合金钢铝,垫块(Pad)采购部件橡胶泡棉,4/27/2020,22,塑料燃油箱系统功能的实现,安全性,4/27/2020,零部件详细,加油口接头Inletcheckvalve(ICV)/fillspud限油阀FLVV翻转阀/重力阀ROV/GVV碳罐/限油阀管路Carboncanister/FLVVlines供油管路Fuelfeedline蒸汽管路Vaporventline通气管路Re-circulationLines油泵总成Module(MRA)绑带Straps隔热板HeatShield(s)线束WireHarnesses固定部件及支架ShieldsAttachments,Misc.Clips,RingsandBrackets加油管总成FillerPipeAssemblies,零部件,TypesTwomaterialouterhousing,co-injectedMulti-componentOvermoldingMono-materialconstructionFunctionAttachmentforFillPipeGuidesfueltotankSealsincaseofFillPipeseparationincrashReducesfuelexposureofFillPipeHoseTypicallyweldedtoTankShell(HotPlateWelding),加油口接头,FunctionStopsvaporflowtocanisterwhentankisfullForcesfeedbacktonozzletoshutoffProvidessecondaryventingoftanksystemRestrictsLiquidCarryOvertocanisterTypesModulemounted(asshowninimage)Weldedversion(independentofmodule),FLVV接头,ROVFunctionProvidesventingoftanksystemtocanisterShutsoffliquidfuelincaseofroll-overTypesWeldedInsertable(modulemounting)GrommetinsertedInternallymountedGVVFunctionSameasROVAddstwodifferentflowsattwodifferentpressuresAidsinbettercontroloffilling,翻转阀/重力阀,FunctionsAbsorbfuelvapor,retentionfuelvaporuntilconsumedbyengineCanistersizesareratedbycapacityoffueltankandemissionneedsbyOEMpower-traingroups,碳罐,FunctionsTransportsrefuelingvaportotheFillPipecupSomevaporwillbeingestedintotankthusreducevaporemissionReadyforgasstationstorecoverfuelvapor(insomearea),蒸发与通气管路,Sub-Components/FeaturesFlange(steelorplastic)Electricalconnection(E-conn)Supply/ReturnPortsOBDIISensor(NA)FLVV/FLVVPortReservoir“can”(w/pump,filter,regulatorcontainedwithin)LevelSenderw/float,燃油泵,FunctionFilterfueltoprovidecleansupplyProvidepropervolumeoffuelatrequiredpressureEnsurenoleakageifportsbreakincrashSendfuellevelreadingtoIP(ohmoutput)OfferventingandfilllevelcontrolwhenFLVVisincorporatedintoFlangeProvidelocationforOBDII(NA)PressureSensortodetectleaksduringdiagnosticcyclesOfferfueltransportoptionsin“saddle”or“twin-tank”systems,CorvetteDual-tankSystem,燃油泵,FunctionSecuresFuelStorageandDeliverySystemstoUnitBodyorvehicleframeSupportstankfromexcessivesagduringheatandpressureAidsinretainingHeatShieldsTypesStampedStripStampedPanIntegralTub(heatshield,strap&skidplateinoneunitMaterialsCoatedSteelsAluminumStainlessSteel,绑带,FunctionProtectstanksystemfromexcessiveheatduringnormalandheavyloaddriving,failedexhaust,andexcessiveambienttemperaturesMayofferextraprotectionduringfiretestingTypicallyattachedtofueltankperOEMsusuallyworksbestwhenattachedtoexhaustVariousattachmentmethods,MaterialsStampedcoatedsteelsCompressionmolded,glass-filledresinSingle,ormulti-layerAluminumFiberblanket/AluminumsubstratecompositesInjectionmoldedplasticsOthers,隔热板,FunctionSendspowertochassisbundle/ECUtopumpTransmitspowertoFreshAirSolenoidsRelayssignalsforfuellevelsensingandOBDIIPressureSensortoECU/IP,线束,ClipandBracketFunctionSecurestubesandhosestotanktoeliminatewearandnoiseMountingforvalueaddedcomponentssuchasCarbonCanistersRetainingHeatShieldsAssemblyaids,suchashandlesMaterialsHDPEPaxonBA50100equivalentforweldableportionsorentirecomponent(N.A.applications)Injectionmolded,ortwoplasticover-moldingsMetalandplasticcomposites,附加部件及支架,ModuleAttachmentRingFunctionSecuresModuletotankProvidesserviceableinterfaceforrepairProvidestanksurfaceandinterfacestrengthincaseofvehicularcrashCompresseso-ring/sealbetweenflangeandtankMaterialsCoatedSteelswithsecondarycoatingsMetalandplasticcomposites,燃油泵固定部件,FunctionDirectfueltotankduringfillRe-circulatesvaporforloweratmosphericemissionsTypesCoatedSteelStainlessSteelPolymerFerrous/Polymerhybrids,加油管总成,4/27/2020,标准及图纸,标准,法规标准GB18296，ECE，ELV等TI标准公司对供应商部品的要求客户标准客