## 留言板

 引用本文: 宋顺成, 高平, 才鸿年. 贫铀合金材料自锻弹丸的数值模拟[J]. 应用数学和力学, 2003, 24(9): 951-955.
SONG Shun-cheng, GAO Ping, CAI Hong-nian. Numerical Simulation for Formed Projectile of Depleted Uranium Alloy[J]. Applied Mathematics and Mechanics, 2003, 24(9): 951-955.
 Citation: SONG Shun-cheng, GAO Ping, CAI Hong-nian. Numerical Simulation for Formed Projectile of Depleted Uranium Alloy[J]. Applied Mathematics and Mechanics, 2003, 24(9): 951-955.

## 贫铀合金材料自锻弹丸的数值模拟

###### 作者简介:宋顺成(1946- ),男,河北人,教授,博士生导师,博士(E-mail:song-sc@sohu.com).
• 中图分类号: O389;O383

## Numerical Simulation for Formed Projectile of Depleted Uranium Alloy

• 摘要: 利用SPH(Smooth Particle Hydrodynamic)算法对贫铀合金材料自锻弹丸过程进行了数值模拟。其中使用了人造爆轰压力,即给定了爆轰压力的时间分布与空间分布。为了描述材料在高压作用下的变形性能,材料模型采用了Johnson-Cook关系。通过数值计算,给出了自锻弹丸的飞行速度、弹丸几何尺寸及炸高等参数。
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##### 出版历程
• 收稿日期:  2002-03-01
• 修回日期:  2003-05-06
• 刊出日期:  2003-09-15

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