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含能材料  2015 

聚能射流对带壳浇注PBX装药的撞击响应

DOI: 10.11943/j.issn.1006-9941.2015.11.006

Keywords: 聚能射流撞击 引爆 浇注高聚物粘结炸药(PBX) 响应特性

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Abstract:

为研究聚能射流对带壳浇注高聚物粘结炸药(PBX)的引爆特性, 利用弹径Ф82 mm的聚能装药形成了一种直径细、速度大于7000 m·s-1的高速射流, 以及一直径较粗、速度约5000 m·s-1长杆状射流, 分别对覆盖有210, 255 mm和165, 210 mm两组不同厚度钢板的PBX进行了撞击试验。采用高速摄影观测分析了射流撞击下带壳PBX点火引爆的反应过程。用LS-DYNA软件验证了试验结果, 得到了不同射流对PBX的引爆能量值。结果表明:弹径Ф82 mm的聚能装药形成的射流能够可靠引爆覆盖小于255 mm厚钢板的浇注PBX, 能满足反导弹战斗部毁伤厚壳体目标的需求

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