全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
弹道学报  2013 

非均匀参数化方法在弹道优化中的应用

Keywords: 制导炮弹,弹道优化,非均匀参数化,多约束优化

Full-Text   Cite this paper   Add to My Lib

Abstract:

为获得最优滑翔方案弹道,基于制导炮弹质点弹道模型、飞行状态约束条件与最大射程目标函数,建立了增程弹道优化模型。针对传统的均匀参数化方法难以精确逼近最优弹道的问题,将控制时域非均匀离散化,各时间段长度作为优化参数。采用变尺度的非均匀参数化方法和序列二次规划方法相结合,对滑翔方案弹道进行优化。仿真结果显示:相比传统方法,该方法设计的方案弹道的射程更远、终端速度更大,具有更强的弹道性能优势。

References

[1]  JEPPS G.Linearised optimal control and application to a gliding projectile[C]//AIAA Atmospheric Flight Mechanics Conference.Canberrn:AIAA,1985.
[2]  FLECK V.Increase of range for an artillery projectile by using the lifting force[C]//19th International Symposium on Ballistics.San Francisco:IBC,1996.
[3]  李瑜,杨志红,崔乃刚.助推-滑翔导弹弹道优化研究[J].宇航学报,2008,29(1):66-71. LI Yu,YANG Zhi-hong,CUI Nai-gang.A study of optimal trajectory for boost-glide missile[J].Journal of Astronautics,2008,29(1):66-67.(in Chinese)
[4]  CHEN Gang,HU Ying.Optimization design on RLV reentry trajectory based on genetic algorithm[J].Journal of Solid Rocket Technology,2006,29(4):235-238.
[5]  CHEN Gang,XU Min,WANG Zi-ming,et al.RLV reentry trajectory multi-objective optimization design based on NSGA-Ⅱ algorithm.AIAA-2005-6131[R].2005.
[6]  LOXTON R C,TEOA K L,REHBOCKA V.Optimal control problems with a continuous inequality constraint on the state and the control[J].Automatica,2009,45(10):2 250-2 257.
[7]  LOXTON R C,TEOA K L.Optimal control problems with multiple characteristic time points in the objective and constraints[J].Automatica,2008,44(11):2 923-2 929.
[8]  雷阳.一种求解最优控制问题的非均匀控制向量参数化方法[J].中国石油大学学报,2011,35(5):180-184. LEI Yang.A non-uniform control vector parameterization approach for optimal control problems[J].Journal of China University of Petroleum,2011,35(5):180-184.(in Chinese)
[9]  BRIAN C,FABIEN.Some tools for the direct solution of optimal control problems[J].Advances in Engineering Software,1998,29(1):45-61.
[10]  GOH C J,TEO L K.Control parameterization:a unified approach to optimal control problems with general constraints[J].Automatica,1988,24(1):3-18.
[11]  BETTS J T.Survey of numerical methods for trajectory optimization[J].Journal of Guidance,Control and Dynamics,1998,21(2):193-207.
[12]  MICHAEL R I,FARIBA F.A perspective on methods for trajectory optimization[C]//AIAA/AAS Astrodynamics Specialist Conference and Exhibit.Monterey,California:AIAA,2002.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133