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含能材料  2014 

冲击片雷管爆炸箔的制备与电爆性能

DOI: 10.3969/j.issn.1006-9941.2014.04.017

Keywords: 军事化学与烟火技术,冲击片雷管,磁控溅射,激光微加工,电爆性能

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Abstract:

为了提高爆炸箔起爆系统的能量利用率,采用闭合场非平衡磁控溅射离子镀技术和皮秒激光微加工系统,制备了Cu、Cu/Au、Cu/Al/Ni三种爆炸箔,并利用自制起爆回路对其电爆性能进行了研究,结果表明,在充电电压为2000,2500V时,Cu爆炸箔在电爆过程中能量利用率较高;在此电压下对三种爆炸箔的性能进行了对比测试,得到在相同的充电电压下Cu/Al/Ni、Cu/Au、Cu爆炸箔的爆发电流Cu/Al/Ni>Cu/Au>Cu,且充电电压为2500V时Cu/Al/Ni爆发电流比Cu增长了36%,2000V下比Cu增长了15%;在充电电压2500V时利用高速摄影法对三种爆炸箔电爆时产生的等离子体羽进行了观测,结果表明,等离子体羽的尺寸Cu/Al/Ni>Cu/Au>Cu。在相同的起爆条件下Cu/Al/Ni爆炸箔更利于爆炸箔起爆系统低能化研究

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