气囊分析-安纳世科技上传
摘要:AirbagLeakageModelinginLSDYNA®SuriBala©LivermoreSoftwareTechnologyCorporationIntroductionIntheareaofnumericalsimulationsinvolvingtheuseofairbagstoabsorbimpactenergy,passivelyoractively,accuratedefinitionsofairbagleakageparametersplayacrucialroleinpredictingtheresponseofimpactingobjects(ex.occupants).LSDYNAprovidesvariousoptionsforairbagleakagemodelingthatmayappearoverwhelmingatfirstbutareactuallyquitesimpletouse.Thisarticlediscussesthesevariousmethodsandoptionsthatareapplicabletoleakagemodelinginairbagsforcontrol-volumeandALEinflationschemes.TypesofLeakageTherearetwobroadclassificationsofleakagesthatoccurduringandafterairbagdeploymentasshowninFigure1.Inthefirsttype,calledVenting,
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