This paper presents the application of an approximate nonlinear filter in the identification of gyro drift error model.
提出了应用近似非线性滤波技术，辨识陀螺漂移误差模型的方法。
Based on gyro and accelerometer error characteristic, this paper sets up the error model of SINS, and has simulated and analyzed the error characteristic of SINS on still base.
文中以陀螺仪和加速度计的误差特性为基础建立了SINS的导航误差模型，并对SINS静基座下的误差特性进行了仿真分析。
D-optimal test scheme was presented for calibrating second-order coefficient K2 of PIGA (Pendulous Integrating Gyro Accelerometer) error model on a precision centrifuge with counter-rotating platform.
提出了一种在带有反转平台的精密离心机上标定陀螺加速度计误差模型二次项系数K 2的D -最优试验方案。
The paper sets up a time sequence model of laser gyro random error and processes the drift data by Kalman filter based on the model.
在对激光陀螺漂移数据建立时间序列模型的基础上，对激光陀螺的漂移数据进行了卡尔曼滤波。
The paper presented a two-position test method for calibrating error model coefficients of PIGA (pendulous integrating gyro accelerometer) using precision centrifuge without counter-rotating platform.
提出了一种在不带有反转平台的精密离心机上标定陀螺加速度计误差模型系数的两位置测试方法。
In imperfect condition, non-gyro inertial system has model error and system error.
非理想状态下，无陀螺惯导系统存在模型误差和系统误差。
For the HRG's technology fabrication deviation, effect of the resonator's thickness nonuniformity on the gyro accuracy is studied. The error model is established and the error mechanism is analyzed.
针对半球谐振陀螺仪的工艺制造偏差，研究半球谐振子薄壁厚度不均匀对陀螺精度的影响，建立误差模型，分析误差机理。
For the HRG's technology fabrication deviation, effect of the resonator's thickness nonuniformity on the gyro accuracy is studied. The error model is established and the error mechanism is analyzed.
针对半球谐振陀螺仪的工艺制造偏差，研究半球谐振子薄壁厚度不均匀对陀螺精度的影响，建立误差模型，分析误差机理。
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