文档介绍：26 8
第 卷第 期 esults show that the projectile s tail-slap is accompanied by the increase of axial and lateral
’
loads, and that the change of loads is characterized by non-symmetry. During the relative stable motion stage,
by taking the average value of the drag caused by projectile s tail-slap in one cycle, a coefficient represent⁃
’
ing the tail-slap s effect was obtained, and the underwater ballistic performance of projectile with tail-slaps
’
was analyzed. The results show that the supercavitating projectile artillery weapon is feasible in underwater
close-in defense.
projectile; water-entry cavity; tail-slap; underwater trajectory
Key words:
0 引 言
超空泡射弹的高速入水过程，是其由空中弹道进入水中弹道的一个重要的过渡环节。自弹体接
2022-02-05
收稿日期：
6142203180306
基金项目：水动力学实验室基金项目（ ）
作者简介：王晓辉（1988-），男，高级工程师，E-mail: ******@。1112 26 8
船舶力学 第 卷第 期
触自由液面瞬间，到形成超空泡水下航行状态，由于涉及流动介质突变引起的入水冲击，以及入水空
泡发展、包覆状态改变引起的水动力变化，射弹的入水载荷形式较为复杂。
在射弹高速入水载荷研究方面，苏轶龙[1]在考虑水的可压缩性基础上，对射弹垂直入