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弹道学报  2015 

基于摄动理论的弹道修正榴弹落点偏差预测

Keywords: 榴弹,弹道修正,落点偏差,基准弹道,预测精度

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Abstract:

榴弹二维弹道修正引信要求选用精度高、计算量小的落点预测算法,弹道积分外推和多项式拟合均不满足该要求。针对该问题,提出了基于摄动理论的落点偏差预测算法,通过射前装定基准弹道和偏导数实现榴弹落点偏差的准确预测。基于摄动落点偏差预测的数学原理,采用数值解法研究了计算步长、偏导数阶数、基准弹道和偏导数行数的选取原则,并用二阶渐消记忆滤波的方法减小了GPS测试误差对预测精度的影响,采用仿真的手段对预测精度和在弹道修正榴弹上使用的有效性进行了分析。仿真结果表明,摄动落点偏差预测在基准弹道的邻域内有较高的预测精度。

References

[1]  LETNIAK R,COSTELLO M.A nonlinear model predictive observer for smart projectile application[C]//AIAA Atmospheric Flight Mechanics Conference and Exhibit.South Carolina:AIAA,2007:1-21.
[2]  LEONARD C,HAINZ I I I,COSTELLO M.Modified projectile linear theory for rapid trajectory prediction[J].Journal of Guidance,Control,and Dynamic,2005,28(5):1 006-1 014.
[3]  张成.脉冲修正弹药射程预测控制方法[J].弹道学报,2010,22(1):20-23.
[4]  ZHANG Cheng.Range prediction control method for pulse jet correction projectiles[J].Journal of Ballistics,2010,22(1):20-23.(in Chinese)
[5]  GHOSH A K,PRAKASH O.Neural models for predicting trajectory performance of an artillery rocket[J].Journal of Aerospace Computing,Information,and Communication,2004,1(2):112-115.
[6]  曹营军,朱宗平,李立春,等.基于BP人工神经网络的末修弹落点预测导引模式[J].弹箭与制导学报,2011,31(6):76-78.
[7]  CAO Ying-jun,ZHU Zong-ping,LI Li-chun,et al.Impact point prediction guidance mode of terminal trajectory correction projectile based on BP artificial neural networks[J].Journal of Projectile,Rockets,Missile and Guidance,2011,31(6):76-78.(in Chinese)
[8]  KRAMER K A.Impact time and point predicted using a neural extended Kalman filter[C]// The 2005 International Conference on Intelligent Sensors,Sensor Network and Information Processing.Melbourne,Australia:IEEE,2005:199-204.
[9]  陈世年.控制系统设计[M].北京:中国宇航出版社,1996.
[10]  CHEN Shi-nian.Design of the control system[M].Beijing:China Astronautic Publishing House,1996.(in Chinese)
[11]  李超旺,高敏,宋卫东.基于摄动原理的火箭弹落点实时预测[J].兵工学报,2014,35(8):1 164-1 171.
[12]  LI Chao-wang,GAO Min,SONG Wei-dong.Real-time impact point prediction of rocket projectile based on perturbation theory[J].Acta Armamentarii,2014,35(8):1 164-1 171.(in Chinese)
[13]  王马法,李翔宇,卢芳云,等.弹目交会中破片命中点参数计算模型研究[J].弹道学报,2012,24(2):50-54.
[14]  WANG Ma-fa,LI Xiang-yu,LU Fang-yun,et al.A model of calculating hitting point parameters of fragment in waehead/target encounter[J].Journal of Ballistics,2012,24(2):50-54.(in Chinese)
[15]  MILES R,MUSGRAVE D.Microsoft XNA game studio 4.0[M].USA:A Division of Corporation One Microsoft Way,2011:300-500.
[16]  MILLER T,JOHSON D.XNA game studio 4.0 programming[M].USA:U.S.Corporate and Government Sales,2011:400-482.
[17]  耿肇英.Direct 3D与XNA游戏开发基础[M].北京:清华大学出版社,2008.
[18]  GENG Zhao-ying.Direct and XNA game development foundation[M].Beijing:Tsinghua University Press,2008.(in Chinese)
[19]  AaronReed.学习XNA游戏编程[M].北京:清华大学出版社,2011.
[20]  AaronReed.Learning XNA game programming[M].Beijng:Tsinghua University Press,2011.(in Chinese)
[21]  刘彤.防空战斗部杀伤威力评估方法研究[D].南京:南京理工大学,2004.
[22]  LIU Tong.Research on the lethality assessment method of anti-air warhead[D].Nanjing:Nanjing University of Science and Technology,2004.(in Chinese)
[23]  庄志洪,路建伟,张清泰,等.破片速度衰减对命中目标部位的影响[J].弹道学报,1999.11(2):5-8.
[24]  ZHUANG Zhi-hong.LU Jian-wei,ZHANG Qing-tai,et al.Effects of fragments velocity fade on hitting point[J].Journal of Ballistics,1999,11(2):5-8.(in Chinese)
[25]  卢永刚,钱立新,杨云斌,等.目标易损性/战斗部威力评估方法[J].弹道学报,2005,17(1):46-52.
[26]  LU Yong-gang,QIAN Li-xin,YANG Yun-bin,et al.Vulnerability/lethality assessment method based on virtual model[J].Journal of Ballistics.2005,17(1):46-52.(in Chinese)
[27]  魏暄荪,刘昌礼,黄长强.导弹/弹丸飞行力学[M].西安:空军工程学院,1996.
[28]  WEI Xuan-sun,LIU Chang-li,HUANG Chang-qiang.Missile/projectile flight mechanics[M].Xi’an:Air Force Engineering Institute,1996.(in Chinese)
[29]  王毅,宋卫东,佟德飞.固定鸭舵式弹道修正弹二体系统建模[J].弹道学报,2014,26(4):36-41.
[30]  WANG Yi,SONG Wei-dong,TONG De-fei.Modeling of two-rigid-body system for course correction projectile with fixed-canard[J].Journal of Ballistics,2014,26(4):36-41.(in Chinese)
[31]  COOPER G,FRESCONI F,COSTELLO M.Practical assessment of real-time impact point estimators for smart weapons[J].Journal of Aerospace Engineering,2010,24(1):1-11.

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