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基于在线气动参数修正的预测制导方法

, PP. 853-857

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Abstract:

针对高超声速滑翔飞行器,提出了一种基于在线气动参数修正的预测制导方法.研究了再入过程中受到的各种飞行约束,给出了多约束下控制量设计的基本方案.分析了传统预测制导法在落点预测过程中存在的气动参数偏差影响,引入综合升力系数与综合阻力系数,并对其进行在线参数估计以及参数修正,以提高制导方法的适应性.基于气动参数修正方法,完成了纵向与横侧向制导律设计.设定较大的轴向力、法向力系数组合偏差对该方法进行了验证,并考虑再入初始条件和再入气动参数的不确定性,进行了蒙特卡洛仿真.结果表明预测制导法中引入气动参数的在线估计与修正环节,可保证其制导精度,尤其对再入过程的气动扰动具有较强的适应能力.

References

[1]  李惠峰,谢陵.基于预测校正方法的RLV再入制导律设计[J].北京航空航天大学学报,2009,35(11):1344-1348 Li Huifeng,Xie Ling.Reentry guidance law design for RLV based on predictor-corrector method[J].Journal of Beijing University of Aeronautics and Astronautics,2009,35(11):1344-1348(in Chinese)
[2]  赵汉元.飞行器再入动力学和制导[M].长沙:国防科技大学出版社,1997:382-411 Zhao Hanyuan.Fight vehicle reentry dynamics and guidance[M].Changsha:National University of Defense Technology Press,1997:382-411(in Chinese)
[3]  Xue Songbai,Lu Ping.Constrained predictor-corrector entry guidance[J].Journal of Guidance,Control,and Dynamics,2010,33(4):1273-1281
[4]  Mease K D,Chen D T,Teufel P,et al.Reduced-order entry trajectory planning for acceleration guidance[J].Journal of Guidance,Control and Dynamics,2002,25(2):257-266
[5]  Kumar R,Ganguli R,Omkar S N,et al.Rotorcraft parameter identification from real time flight data[J].Jounal of Aircraft,2008,45(1):333-341
[6]  Morelli E A,Derry S D,Smith M S.Aerodynamic parameter estimation for the X-43A (Hyper-X) from flight data .AIAA 2005-5921,2005
[7]  Kumar R,Ganguli R,Omkar S N,et al.Rotorcraft parameter identification from real time flight data[J].Jounal of Aircraft,2008,45(1):333-341
[8]  Xue Songbai,Lu Ping.Constrained predictor-corrector entry guidance[J].Journal of Guidance,Control,and Dynamics,2010,33(4):1273-1281
[9]  Hu Jianxue,Chen Kejun,Zhao Hanyuan,et al.Hybrid entry guidance for reusable launch vehicles [J].Journal of Astronautics,2007,28(1):213-217
[10]  余舜京,程燕青,钱炜祺.跨声速气动参数在线辨识方法[J].宇航学报,2011,32(6):1211-1216 Yu Shunjing,Cheng Yanging,Qian Weiqi.Research on transonic aerodynamic parameter online identification[J].Journal of Astronautics,2011,32(6):1211-1216(in Chinese)
[11]  Morelli E A,Derry S D,Smith M S.Aerodynamic parameter estimation for the X-43A (Hyper-X) from flight data .AIAA 2005-5921,2005
[12]  Hu Jianxue,Chen Kejun,Zhao Hanyuan,et al.Hybrid entry guidance for reusable launch vehicles [J].Journal of Astronautics,2007,28(1):213-217
[13]  李惠峰,谢陵.基于预测校正方法的RLV再入制导律设计[J].北京航空航天大学学报,2009,35(11):1344-1348 Li Huifeng,Xie Ling.Reentry guidance law design for RLV based on predictor-corrector method[J].Journal of Beijing University of Aeronautics and Astronautics,2009,35(11):1344-1348(in Chinese)
[14]  余舜京,程燕青,钱炜祺.跨声速气动参数在线辨识方法[J].宇航学报,2011,32(6):1211-1216 Yu Shunjing,Cheng Yanging,Qian Weiqi.Research on transonic aerodynamic parameter online identification[J].Journal of Astronautics,2011,32(6):1211-1216(in Chinese)

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