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弹道学报  2014 

弹丸侵彻明胶靶标的毁伤参数获取方法

Keywords: 弹丸,侵彻,毁伤参数,三维建模,数字图像处理,明胶靶标

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Abstract:

为准确获取枪弹对明胶靶标的毁伤参数,采用基于改进型自适应均值滤波、二值化轮廓跟踪法的数字图像预处理技术,实现了被侵彻明胶靶标正交图像的空腔轮廓线提取;采用基于去除伪轮廓线、多项式拟合、切线斜率差去尖角、椭圆截面法的三维建模技术,建立了毁伤空腔模型。以高速摄影系统拍摄的弹丸侵彻明胶靶标图像为实例,对模型进行了验证,计算出了3个重要毁伤参数,即弹丸侵彻最大瞬时空腔体积、窄伤道长度、动能传递量,为枪械杀伤效能评估研究提供了一种可行方法。

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