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带静态参数的高超声速飞行器轨迹优化算法

, PP. 141-147

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Abstract:

提出了一种求解带静态参数最优控制问题的间接算法,解决了带静态参数的高超声速飞行器轨迹优化问题.将最优控制中的静态参数分为3类终端时间、边界点状态变量和设计变量.通过转换公式,可以将终端时间变为优化过程中的一个设计变量,终端时间可变问题转换为终端时间固定问题.边界点状态变量自由,可以根据极大值原理推导获得相应的协态边界条件.设计变量可以看作是导数为零的状态变量,从而获得新的状态方程和协态方程,以及初始和终端对应设计变量的协态值.经过变化,带静态参数的最优控制问题构成一个标准两点边值问题.最后以乘波体为研究对象,将气动外形参数作为优化静态参数,完成了外形/轨迹一体化优化设计,获得了满足全局最大航程要求的最优气动外形.

References

[1]  Yan Hui, Chen Shilu, Nan Ying.Static and dynamic hybrid optimization[J].AIAA, 1997:231-233
[2]  Hull D G. Optimal control theory for applications[M].Berlin:Springer-Verlag, 2003
[3]  Nan Ying, Chen Shilun, Yan Hui.A common numerical calculation method of optimizing the trajectories of space vehicles[J].Flight Dynamics, 1996, 9:20-26
[4]  Huntington G T. Advancement and analysis of a Gauss pseudosp-ectral transcription for optimal control problems[D].Boston:Massachusetts Institute of Technology, 2007
[5]  Nonweiler T R. Aerodynamic problems of manned space vehicles[J].Journal of the Royal Aeronautical Society, 1959, 63(2):521-528
[6]  Shampine L F, Reichelt M W, Kierzenka J.Solving boundary value problems for ordinary differential equations in MATLAB with bvp4c[EB/OL].http://www.mathworks.com/bvp_tutorial
[7]  高建力.高超声速飞行器气动特性估算与分析[D].西安:西北工业大学, 2007 Gao Jianli.Estimating and analyzing of aerodynamic of hypersonic vehicle[D].Xi'an:Northwestern Polytechnical University, 2007(in Chinese)
[8]  Nonweiler T R. Aerodynamic problems of manned space vehicles[J].Journal of the Royal Aeronautical Society, 1959, 63(2):521-528
[9]  王振国, 陈小前, 罗文彩, 等.飞行器多学科设计优化理论与应用研究[M].北京:国防工业出版社, 2006 Wang Zhenguo, Chen Xiaoqian, Luo Wencai.Research on the theory and application of multidisciplinary design optimization of flight vehicles[M].Beijing:National Defense Industry Press, 2006(in Chinese)
[10]  赵志. 乘波构型前体的设计与性能计算[D].西安:西北工业大学, 2006 Zhao Zhi.Design and performance calculation of waverider forebody[D].Xi'an:Northwestern Polytechnical University, 2006(in Chinese)
[11]  王烁, 李萍, 陈万春.锥导乘波体气动代理建模方法研究[J].飞行力学, 2012(1):43-47 Wang Shuo, Li Ping, Chen Wanchun.Reserch on the surrogate of model aerodynamic performance of cone derived waverider[J].Flight Dynamics, 2012(1):43-47(in Chinese)
[12]  高建力.高超声速飞行器气动特性估算与分析[D].西安:西北工业大学, 2007 Gao Jianli.Estimating and analyzing of aerodynamic of hypersonic vehicle[D].Xi'an:Northwestern Polytechnical University, 2007(in Chinese)
[13]  王振国, 陈小前, 罗文彩, 等.飞行器多学科设计优化理论与应用研究[M].北京:国防工业出版社, 2006 Wang Zhenguo, Chen Xiaoqian, Luo Wencai.Research on the theory and application of multidisciplinary design optimization of flight vehicles[M].Beijing:National Defense Industry Press, 2006(in Chinese)
[14]  Benson D. A Gauss pseudospectral transcription for optimal control[D].Boston:Massachusetts Institute of Technology, 2004
[15]  Zhu Xiaolin. Numerical analysis[M].Heifei:University of Science and Technology of China Press, 2010:255-272
[16]  Shampine L F, Reichelt M W, Kierzenka J.Solving boundary value problems for ordinary differential equations in MATLAB with bvp4c[EB/OL].http://www.mathworks.com/bvp_tutorial
[17]  Yan Hui, Chen Shilu, Nan Ying.Static and dynamic hybrid optimization[J].AIAA, 1997:231-233
[18]  赵志. 乘波构型前体的设计与性能计算[D].西安:西北工业大学, 2006 Zhao Zhi.Design and performance calculation of waverider forebody[D].Xi'an:Northwestern Polytechnical University, 2006(in Chinese)
[19]  Hull D G. Optimal control theory for applications[M].Berlin:Springer-Verlag, 2003
[20]  王烁, 李萍, 陈万春.锥导乘波体气动代理建模方法研究[J].飞行力学, 2012(1):43-47 Wang Shuo, Li Ping, Chen Wanchun.Reserch on the surrogate of model aerodynamic performance of cone derived waverider[J].Flight Dynamics, 2012(1):43-47(in Chinese)
[21]  Zhu Xiaolin. Numerical analysis[M].Heifei:University of Science and Technology of China Press, 2010:255-272

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