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炸药安全性的火箭橇实验研究

DOI: 10.11858/gywlxb.2012.05.016, PP. 583-589

Keywords: 炸药安全性,火箭橇实验,压力测试

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Abstract:

采用双轨火箭橇加载装置,对PBX-1炸药结构件进行了“靶打弹”撞击实验,采用PVDF计和压电石英计,测量炸药中入射压力和反应压力的变化情况;通过高速摄影和大画幅照相,观察了炸药件受撞击后发生反应的直观图像和靶、弹撞击的细节过程;利用冲击波超压传感器,测量了炸药反应后的超压曲线,并估算了其相对能量释放率。初步实验结果表明,当入射压力为0.48GPa时,炸药发生部分爆炸,相对能量释放率约为51.8%。

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