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1、基于虚拟碰撞试验分析燃料电池轿车车身结构的安全性第6卷第1期2006年2月安全与环境JournalofSafetyandEnvironmentVo1.6No.1Feb,2006空爆结果;襄2超压对人员的杀伤半径和安全距离Table2Injuredandsafedistanceofoverpressureversuspersons炸药量及车型注:实验条件同表12)计算得到了此次实验中冲击波超压对人员的杀伤半径和最小安全距离,对汽车爆炸案件具有一定指导作用.本文对炸药在汽车内外爆炸产生的冲击波超压的分布情况进行了初步研究.对冲击波在车内的反射
2、还需要进一步的探索.References(参考文献J:[1]TANGJianzeng(唐建曾),Experimentalstudyoildynamicloadingofshockwavo0nstructureandequipmentlJJExperimentsand^nure,ntsinMidMchunics(流休力学实验与测量),2000,14(3):4246[2]LIYiqi(李冀祺).MASuzhen(马索贞).Explosionmechanics(爆炸力学)[M],Beijing:SciencePress.1992.[3]ZHON
3、GYipeng(钟一鹏),HUYada(胡雅达),JIANGHongzhi(汀宏志).Handbookofforeignexplosivescapability(国外炸药性能手册)[M].Beijing:OrdnanceIndustryPress,1990.ResearchonmonitoringoverpressureofcarbombsZUOJian—jun,ZHANGGuang—xiong,YANGJun(StateKeylal~ratoryofExplosionScienceandTechnology,BeijingInstitu
4、teofTechnology.Beijing10008l,China)Abstract:Thispaperaimstoin~oducetheauthors'researchontheregularityoftheoverpressuredistributionwhenavehicleisexploded.Inourexperimentaltests,wehavetestedthevalHeoftheoverpres—sureproducedbydifferentaulourltsofexplosivesbothinoroutofavehi
5、cle.Ietestingsystemconsistsofpiezoelectricity—pressuretrans—ducer,DHF一4chargeamplifier,TEKTDS654Coscillographandhighimpedancecoaxia1cable.Ieexperimentalresultsshowthat.whenvehic'lesareexploded.theoverDressHrewouldsoonbegettingattenu—atedquicklywiththepressurenearthedoorsb
6、eingevidentlyhigherthanatthebackofthecar,theexperimentsalsoprovethatoverpres—sureoutsidethevehiclesisalsorelativelyhigherthanthatintheopenair.Withthefofillerbeingabout1.O一2.2timeshigherthanthelatter.whichprovesthatthereflectionofshockwaveisactuallymoreev—identthantherestr
7、ictioneffect.Onthebasisofdataanalysis,weIlavediscoveredfromtheexperimentthedamageradiusforhumanbe—ingandthelcastsafetydistanceofshockwavetohumanbody,whichcanbetakenasareferencetodealingwithcar-blastaccidents.Atthesametime,thereflectionofblastwavecannotbeneglected,whichcal
8、lbeseenfromthetruck'stest,theover.pressureisalsoprovedhigherthanexplosiveexplodedinfreeair.Keywo
