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药柱冲击波在有机玻璃中的衰减特性研究

DOI: 10.11858/gywlxb.2010.06.005, PP. 431-437

Keywords: 爆炸力学,冲击波,有机玻璃隔板,锰铜压力计,AUTODYN

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Abstract:

用作图法得到了药柱与有机玻璃隔板界面处的冲击波压力,利用AUTODYN6.1软件模拟了药柱冲击波在有机玻璃隔板中的衰减过程,并用锰铜压力计法测量了药柱冲击波在不同厚度有机玻璃隔板中的压力,并根据理论公式计算了有机玻璃中相应的冲击波速度、波后质点速度和密度。结果表明,理论计算结果、数值模拟结果与试验测量结果一致,并根据试验结果得到了冲击波压力在有机玻璃中的衰减规律;AUTODYN6.1软件能够准确地预测冲击波在有机玻璃隔板中的衰减特性。

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