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BallisticHelmetImpactsonaValidatedFiniteElementFEModelofHeadHelmetSystem


BallisticHelmetImpactsonaValidatedFiniteElementFEModelofHeadHelmetSystem.pdf
Inordertodeterminetheheadinjuriessustainedfromballisticimpactorientationandtoinvestigatetheeffectivenessofthecushionedhelmetinprotectingtheheadfromballisticimpact,seriesofballisticimpactsimulationsofFull-MetalJacketed(FMJ)bulletonasubject-specificFEheadmodel,whicharebasedonNationalInstituteofJustice(NIJ)testcriteria.Twodifferentdesignsofhelmetinteriorcushionareadoptedinthisstudy,namelytheOregonAero(OA)foamandthestrap-nettingsystem,Ingeneral,theheadexperienceshighestGaccelerationinrearimpactsamongallimpactorientations.TheFEsimulationsalsoshowthattheuseofOAfoamshelpstoreducefrontalimpactGaccelerationforcesandthusoffersbetterprotectionfromallvariousimpactorientations.TheOAcellularfoamsaremoreeffectiveinlimitingthetransmissionofforcebyabsorbmoreenergy,viaplateaucharacteristicpriortofoamdensification,comparedtothestifferlinearelasticfrontcushionofstrap-nettedhelmet,ThesimulationsalsoshowedboththehelmetspassedWSTC,FMVSScriterionandtheNIJrequirement.
作者:BinYang FanLihui WangJuan HuMin XiaoFeng YuanYunkang MeiYongcun WuLiaohua
作者单位:CollegeofAutomobileandTrafficEngineering,NanjingForestryUniversity;StateKeyLaboratoryofAdvancedDesignandManufacturingforVehicleBody,HunanUniversityCollegeofAutomobileandTrafficEngineering,NanjingForestryUniversityLightCommercialVehiclesBranchofDongfengMotorCo.,Ltd
母体文献:2015中国汽车工程学会年会论文集
会议名称:2015中国汽车工程学会年会
会议时间:2015年10月1日
会议地点:上海
主办单位:中国汽车工程学会
语种:chi
分类号:
关键词:ballisticimpacthelmetheadinjurysubject-specificheadmodelheadacceleration
在线出版日期:2018年1月31日
基金项目:
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