弹道修正火箭的捷联惯姿算法比较研究  

The Comparison Analysis of Strap-down Attitude Algorithms for Trajectory Correction Rocket

作　　者：纪彩华[1] 陈国光[1] 陈阳[1] 李伟光[1] 何璐[1] 鲍亚琪[2] 

机构地区：[1]中北大学机电工程学院,太原030051 [2]四川航天技术研究院,成都610100

出　　处：《弹箭与制导学报》2012年第1期162-166,共5页Journal of Projectiles,Rockets,Missiles and Guidance

摘　　要：针对灵巧弹药的特殊运动规律,对采用高精度惯姿算法改善弹道修正引信姿态探测精度进行探讨和研究。采用一种精确积分角增量的方法,对传统等效旋转矢量算法进行了修正,通过仿真验证了算法的性能,结果表明修正算法的精度具有一定的优势,为基于MEMS速率陀螺的弹载全姿态探测模块的工程化研究提出有益的建议。For the special movement of smart munitions,the improvement of TCR＇s attitude detection accuracy by means of high-precision inertial attitude algorithms was researched.The traditional rotation vector algorithm was modified by using a precise integration of angular increment.The result of simulation shows that the precision of the modified algorithm is superior.Useful recommendations have been made for engineering research of the module with detection of full attitude based on MEMS rate gyroscope.

关 键 词：弹道修正 航姿算法 旋转矢量 速率陀螺 

分 类 号：TJ012.4[兵器科学与技术—兵器发射理论与技术] V249[航空宇航科学与技术—飞行器设计]