捷联惯性导航系统的姿态算法优化设计

被引:22
作者
刘巧光
杨海军
郭美凤
滕云鹤
章燕申
机构
[1] 清华大学
关键词
捷联惯性导航系统;姿态算法;圆锥补偿算法;
D O I
10.13695/j.cnki.12-1222/o3.1999.02.001
中图分类号
U666.12 [惯性导航系统];
学科分类号
081105 ;
摘要
在圆锥运动条件下,具有相同时间间隔的两个角增量的叉乘对圆锥补偿的贡献相等。本文根据这一特点,设计了一种捷联惯导系统姿态算法,在圆锥补偿获得相同精度的情况下,它的计算量较少。同时,利用此特点,推导出利用前一圆锥补偿周期的角增量进行圆锥补偿的算法,提高了补偿精度。本文给出了仿真实验结果。本文为研制激光陀螺捷联惯导系统提供了一种高精度算法。
引用
收藏
页码:2 / 6
页数:5
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