捷联惯导系统姿态算法实现及工程应用  

Realization of Attitude Algorithm of SINS and Its Application

作　　者：田亚军[1] 周刚[1] 胡军照[1] 孙东雷[1] 杨黔龙[1] 闵涛[1] 韩娟妮[1] 尹立新[1] 

机构地区：[1]西北核技术研究所,西安710024

出　　处：《四川兵工学报》2011年第1期10-12,23,共4页Journal of Sichuan Ordnance

摘　　要：对适合工程应用的捷联惯导系统姿态算法进行分析,在随机干扰、陀螺漂移以及分辨率误差条件下进行了仿真,对姿态算法的精度和抗干扰性进行了考核,确定陀螺的指标和系统姿态算法,对系统进行了标定,将龙格库塔算法应用在捷联惯导系统工程样机中,完成了捷联惯导系统工程样机的建立。The paper firstly analyzed the attitude algorithm of strapdown inertial navigation system.The simulation was made under the condition of the random disturbance and the gerodrift resolution error,the anti-jamming capability and precision of the algorithm was checked,the gyro＇s index and the attitude algorithm were confirmed.The IMU was calibrated,the SINS engineering project was realized.And the algorithms was applied to the SINS engineering project with good result.

关 键 词：捷联惯导系统 圆锥补偿算法 四元数 

分 类 号：V448[航空宇航科学与技术—飞行器设计]