行人保護(hù)Benchmark--2019GE11OverallstyleEuro-NCAPImpactZone—HeadSRLmarkingonfenderandY-lineFenderSRLSRLBLEBRRLOpticase:Extendtheribupby10mmorextendtheribouterby12mm,thenthemarkingwillbelocateontherib.Euro-NCAPImpactZone—LowerlegEuro-NACAPfinalboundaryY=555.75mm,thereare13impactpoints.Ifcrashbeamlengthshorten6mmtotally,thentheimpactpointscandecreasetwopoints.ECER127finalboundaryY=513.75mm,thereare11impactpoints.CrashbeamboundaryBumpercornerBeamboundaryoffset42mmBumpercorneroffset42mmEuro-NACAPfinalboundaryECER127finalboundaryY=555.75mmY=513.75mmY=524mmY=482mmEuro-NCAPImpactZone—UpperlegEuro-NACAPfinalboundaryY=634mm,thereare13impactpoints.CornerreferencepointY=634mmBLESRLHeadimpactarea——HoodOuterhood:t0.9mmInnerhood:t0.9mmAAA-AC-CBBB-BSupportercomponentWeaknessdesignCCStripadhesivesHeadimpactarea——HoodbumperSixbumpers,attachtoinnerhood,symmetricalarrangement.Fourbumpers,inthefrontend,locateinsidetheheadimpactarea,butthecontactedplasticpart’sfailure,underthehood,canreducethestiffness,thenitmayprotectheadsafety.Twobumpers,onbothsides,outsidethedistanceY=700mm,don’taffecttheheadsafety.0100200300400500600700800SRLbumper50mmPlasticpartsbumperFenderbracketsclearanceHeadimpactarea——Fender&JointJoint:1.t2.8mm2.BelocatedwithinGTRarea3.NospecialcrashingdesignFenderbracket:1.t1.6mm&t1.0mm2.sideweldonuprail3.nospecialcrashingdesign4.CrashclearanceisnotenoughGTREuro-NCAPJointTheimpactareaiswithinGTRrange50mm9mm13mm5mmFenderkeepawayfromtheuprailinthefrontendFender:t3mmFender:thethicknessismorethan3mm,maybeitsmaterialisplasticCrashspaceisstillshortintherearend10mmUprailLockmountingpointsHeadimpactarea——Latch&Frontlamp1.Threemountingpointsareconnectedtotheplasticbeampart.2.Plasticpart’sfailurecanprotectheadoutofinjury.126543FrontlampmountingpointsPlasticbeampart1.Sixmountingpointsareconnectedtokindsofpart,respectively.2.Plasticpart’sfailurecanprotectheadoutofinjury.3.Ithascertaindeformationdistanceundermountingpoint1,2,3,4Headimpactarea——C-line1.Thespaceis91mm~99mmbetweenouterhoodandplenum,meetingdesignrequirementsasusual.2.it’scantileverbeamstructureinthefrontendofplenum.3.Thedeformationspaceisenoughbetweencowlpanelandplenum.4.SomanyholesoncowlpanelthatcanreduceheadinjuryOuterhoodInnerhoodCowlpanelPlenum:t0.8mm103mm91mm99mm42mmcantileverbeamstructureHeadimpactarea——Hardpoints’ClearanceNO.NameImpactdirection（mm）Zdirection(mm)1Suspensions’toppoint113/12197/1052Heatingpot107823Coolingpot82664Washingpot1271045Chargingcontrolsys2422086Powercontrolsys1111077Brakingpot95818Storagebattery96869Electricdevicepot132118123456789107828266Headimpactarea——Hardpoints’ClearanceBracketweakness,structureissimilartocantileverbeamandisbenefittoheadprotectionOuterHoodInnerHood11312197105127104SuspensionCoolingpotHeatingpotWashingpotHeadimpactarea——Hardpoints’ClearanceOuterHoodInnerHood208242ChargingcontrolsysPowercontrolsys107111Storagebattery8696Electricdevicepot1181328195BrakingpotUpperlegimpactarea——ClearanceThespaceisenoughforUpperlegimpactarea.Upmanypartsareplasticandthestiffnessisweak,whicharebenefittoupperlegprotection.Connectareaissimilartocantileverbeamandbenefittoupperlegprotection182mm269mmCrashbeamLowerlegimpactarea——Space&StructureTherearethreesupportareafromuptodown.Thelowerleg’scenterofmassislocatedlowersupportpart,whichcanbereducedthelowerleg’smoments.Theknee’scenterofmassislocatedmiddlesupportpart,whichcanbereducedthelowerleg’sMCL,ACL/PCL.Thefrontendofmiddlesupportpartisthesameaslowersupportpart,andthisdesigncanbebenefittothedeformationofthewholelowerleg.Thewholedeformationspaceismorethan96mminthefrontendofthecar,soit’sverygoodatabsorbingcollisionenergy.1ThefrontendofmiddlesupportpartisthesameaslowersupportpartGroundlineLowerleg’scenterofmassKnee’scenterofmassUpsupportpartMiddlesupportpartLowersupportpart2396mmLowerlegimpactarea——Supports1Upsupportpart:t2.5mm,plasticMiddlesupportpart:t1.8mm,plasticLowersupportpart:t2.5mm,plastic231234Fourmountingpointsattachtoplasticframe567ThreemountingpointsattachtocrashbeambybracketBracketCrashbeamUpsupportpartmountingpointsLowerlegimpactarea——Supports345ThreepointsmounttobumperMiddle