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战术导弹气动隐身快速多目标优化方法

刘莉 蒋孟龙 龙腾 吴迪 黄波

刘莉, 蒋孟龙, 龙腾, 等 . 战术导弹气动隐身快速多目标优化方法[J]. 北京航空航天大学学报, 2014, 40(12): 1654-1659. doi: 10.13700/j.bh.1001-5965.2013.0753
引用本文: 刘莉, 蒋孟龙, 龙腾, 等 . 战术导弹气动隐身快速多目标优化方法[J]. 北京航空航天大学学报, 2014, 40(12): 1654-1659. doi: 10.13700/j.bh.1001-5965.2013.0753
Liu Li, Jiang Menglong, Long Teng, et al. Effective multi-objective optimization for aerodynamic and stealthy performance of tactical missiles[J]. Journal of Beijing University of Aeronautics and Astronautics, 2014, 40(12): 1654-1659. doi: 10.13700/j.bh.1001-5965.2013.0753(in Chinese)
Citation: Liu Li, Jiang Menglong, Long Teng, et al. Effective multi-objective optimization for aerodynamic and stealthy performance of tactical missiles[J]. Journal of Beijing University of Aeronautics and Astronautics, 2014, 40(12): 1654-1659. doi: 10.13700/j.bh.1001-5965.2013.0753(in Chinese)

战术导弹气动隐身快速多目标优化方法

doi: 10.13700/j.bh.1001-5965.2013.0753
基金项目: 航空科学基金资助项目(2011ZA72003);国家自然科学基金资助项目(51105040,11372036)
详细信息
  • 中图分类号: V218

Effective multi-objective optimization for aerodynamic and stealthy performance of tactical missiles

  • 摘要: 针对战术导弹外形气动隐身多目标优化问题,提出了一种新的快速优化方法.采用物理规划将多目标问题转化为单目标问题间接求解,利用遗传算法(GA,Genetic Algorithm)对问题进行设计空间搜索.为降低计算成本,通过变量筛选来降低设计变量空间维数,通过构建径向基函数(RBF,Radial Basis Function)代理模型来减少高精度分析模型的调用次数.最后以类BGM-109导弹模型的气动隐身多目标优化为例对该方法进行校验.在满足升力系数不小于初始升力系数的约束下,进行导弹几何外形优化使全弹阻力系数和前向雷达散射截面(RCS,Radar Cross Section)最小.与标准GA相比,在两者优化结果基本相同的情况下,该方法节约了83%的计算成本.

     

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出版历程
  • 收稿日期:  2014-01-09
  • 网络出版日期:  2014-12-20

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