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Reaction Rule for Explosive under Different Shape Warhead Impact in Steven Test
Author(s): 
Pages: 50-54
Year: Issue:  1
Journal: Chinese Journal of Energetic Materials

Keyword:  爆炸力学Steven试验炸药安全性撞击感度;
Abstract: 采用2 kg小钝头弹丸、针状弹丸和平头弹丸分别对PBX-2炸药进行了Steven试验,试验中采用锰铜压力计和聚偏二氟乙烯(PVDF)压电式压力传感器测试了样品中的压力变化过程,通过高速录像照片分析了点火反应过程; 通过冲击波超压传感器测量了炸药的反应超压,分析了Steven试验中不同形状弹头撞击的影响规律.结果初步表明,Steven试验中由于平面撞击产生的强剪切带作用使得炸药反应更剧烈,平头弹丸撞击时PBX-2炸药反应程度更高.
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