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摘要: 为了研究双层药型罩形成的串联EFP,设计了4种不同材料组合的双层药型罩,利用X光获得了 串联EFP形成过程的照片,并开展了相应的数值模拟。发现具有合适结构和药型罩材料的双层药型罩可以 形成串联聚能侵彻体,药型罩材料组合和起爆位置对串联聚能侵彻体的形成具有较大的影响。
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关键词:
- 爆炸力学|串联聚能侵彻体|有限元|双层药型罩 /
- 聚能装药
Abstract: ToexploretheformationmechanismoftandemEFP,experimentalandnumericalstudieson theformationprocessofshapedchargewithdoublelayerliners(SCDLL)intotandemEFPwerepresented. Fourtestsampleswithdifferentmaterialsweredesigned.Thesampleswereexperimentally testedtogetX-rayimages.Numericalsimulationswerethenperformedforthetestsamplesusing AUTODYN-2D.Basedontheexperimentalandnumericalinvestigations,analysiswasmadetofind thekeyfactorswhichinfluencetheformationprocessofSCDLL.ItisfoundthatSCDLLcanalways beseparatedintotwoprojectileswithcertainconfigurationandlinermaterials.Thecombinationof linermaterialandtheignitionpositionhavegreatinfluenceontheformationoftandemEFP.-
Key words:
- fluidmechanics /
- tandemEFP
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