促进学习超音速导弹的自适应V尾,用于在间隔飞行期间减少雷达截面
1School of Aeronautic Science and Engineering, Beihang University, Beijing 100191, China.
Heliyon
|October 27, 2023
概括
本研究介绍了超音速导弹的自动V尾倾斜方案,以减少雷达截面 (RCS). 最佳的V尾角因飞行间隔而异,提高了低散射性能.
科学领域:
- 航空航天工程 航空航天工程
- 电磁学 电磁学 电磁学 电磁学
- 计算物理 计算物理
背景情况:
- 超音速导弹需要低电磁散射才能隐形.
- 维尾倾斜是影响雷达截面 (RCS) 的关键因素.
- 在不同飞行阶段优化V-tail角度对于隐形能力至关重要.
研究的目的:
- 为超音速导弹开发自动V尾倾斜方案.
- 为了在间隔飞行期间实现低电磁散射特征.
- 为了确定最佳的V-tail倾斜角度,以减少RCS.
主要方法:
- 使用改进的炼算法来找到最佳的V-tail倾斜角度.
- 采用物理光学和物理衍射理论进行多重散射计算.
- 计算导弹目标的雷达截面 (RCS).
主要成果:
- 在横向观测场间隔中,最佳的V-tail倾斜角度不同.
- 在向前侧飞行时,初始的光径对RCS的影响大于V-tail角度.
- 侧尾和侧翼飞行间隔显示了特定的最佳和可行的V尾解决方案,侧翼飞行的可行性增加.
结论:
- 自动倾斜方案有效地优化V-tail倾斜,以减少分散.
- 优化V-尾角是依赖于飞行间隔的,以减少RCS.
- 该方法为增强超音速导弹隐身提供了一种可行的方法.
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