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通过高速照相,直接观察含铝 P E T N 炸药在落锤撞击期间熔化、点火和爆炸的过程。收集轻气炮实验后的固体爆炸产物,并对其进行扫描电子显微( S E M) 分析,发现铝在炸药爆轰过程中氧化燃烧的痕迹。使用 D Y T R A N程序,进行了相关的数值计算,从理论上描述了冲击波扫过含铝炸药热点形成的过程。
Through high-speed photography, direct observation of aluminum-containing P E T N explosives melts, ignites and explodes during drop impact. The solid explosive products collected after the light gas cannon experiment were collected and analyzed by scanning electron microscopy (SEM) to find the trace of the oxidation combustion of aluminum during the detonation of explosives. Using D Y T R A N program, the related numerical calculation is carried out, and the formation of hot spots of blasting waves swept through aluminum-containing explosives is theoretically described.