The various random noises are the main sources of laser gyro error.
各种随机噪声是激光陀螺误差的主要来源。
The error of low cost piezoelectric vibratory gyro and its affecting factors are analyzed. Experiments ascertain the feasibility of temperature compensation for gyro error.
分析了低成本压电振动陀螺误差及其影响因素,在实验的基础上得出采用温度补偿陀螺误差的可行性。
The state equations of the system are established on the basis of the relation between attitude error quaternion and the gyro drift.
本文以姿态误差四元数与陀螺漂移误差之间的关系为基础,构建了系统状态方程;
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。
Elastic distortion generated by gyro due to acceleration is the major factor of producing drift error.
陀螺在加速度作用下的弹性变形,是产生漂移误差的主要因素。
The results show that this method can effectively decrease the random error of laser gyro.
结果表明此方法能有效地抑制激光陀螺的随机误差。
The inertial system of fighting vehicle existed bracket error due to its two-axis gyro platform structure, and this could influence the heading precision.
战车用惯性定位定向系统由于采用双轴陀螺平台结构,不可避免地存在着支架误差,从而影响系统航向精度。
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。
The conic errors produced by frequency band narrow, quantization error, and installation error of gyro and low attitude update rate were analyzed.
研究了由陀螺频带不足、量化误差和安装误差,以及姿态更新率过低造成的圆锥误差。
The results from experimental data analysis of electrical suspended gyro show that the methods developed in this paper can fully satisfy the drift error modelling requirements of high quality gyros.
对静电陀螺仪实验数据分析结果表明,文中提出的方法完全能满足高精度陀螺仪漂移误差模型的建模要求。
The error source of the three-axis turntable is analyzed, which affect the precision of test of pendulous integrating gyro accelerometer (PIGA).
分析了三轴转台设备误差源;讨论了转台误差对陀螺加速度表测试精度的影响。
Based on the simulation of the gyro attitude errors resulted from above mentioned, a simplified error equation is established and the analysis in complex domain is made.
对由此产生的陀螺姿态角误差进行了仿真分析,并在此基础上建立起与之相应的简化误差方程,对简化误差方程进行了复域分析。
This paper approaches the principle of operation for a vibratory gyro, as well as its configuration, movement equation and error analysis.
本文探讨振动陀螺的工作原理,包括其构造,运动方程序,误差分析。
The static drift error and dynamic test error of liquid floated reactive rate gyro are analyzed also.
分析了液浮力反馈速率陀螺的静态漂移误差和动态测量误差。
When the estimated error of gyro drift reduces to some low extent, the filter was switched to the fusion mode of EKF and optimal REQUEST.
当陀螺漂移误差减小到一定程度,再切换为EKF与最优REQUEST算法融合的双重滤波器。
The attitude error performance of electrostatic gyro should be understood and the relevant error equations must be set up in order to ensure the navigation precision of ESGM.
为了保证静电监控器的导航定位精度,需要了解静电陀螺的姿态误差特性,建立相应的误差方程。
Methods of error compensation for gyro drift of two axes platform is presented according to DTG characteristic.
根据动力调谐陀螺与重力相关漂移项的特点,提出了双轴平台陀螺漂移误差的补偿方法。
At the same time, the accumulated error of traverse measurement is effectively controlled by use of a gyro orientation system.
同时采用陀螺定向系统有效地抑制了导线横向误差积累。
The modulation effect of the bias of rate biased ring laser gyro is analysed. The error which is induced by the bias of rate biased ring laser gyro is analysed through digital simulation.
分析了速率偏频激光陀螺的偏频转台对陀螺漂移的调制效应,通过数字仿真定量分析了速率偏频激光陀螺漂移引起的导航参数误差。
The scheme can calibrate static error coefficients of gyroscope integrated. Thus, the gyro drift is reduced.
提出的标定方案可以有效标定陀螺组合静态误差系数,从而减少陀螺漂移。
The result shows that the filtering algorithm based on wavelet packet analysis can decrease the random error and improve the measuring precision of laser gyro effectively.
结果表明基于小波包分析的滤波方法能有效减小随机误差,提高激光陀螺的测量精度。
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。
Installation error of gyroscope integrated can lead to gyro drift. Thus, the precision of INS is influenced.
陀螺组合的安装误差会引起陀螺漂移,从而对惯导系统产生影响。
For vibratory gyro, very small coupling error will induce great measuring error because driving vibration is much greater than sensing vibration.
由于驱动振动幅度远大于读出振动,因此极小的耦合量就会造成很大的检测误差。
The results from experimental data analysis of electrical suspended gyro show that the methods developed in this paper can fully satisfy the drift error...
对静电陀螺仪实验数据分析结果表明,文中提出的方法完全能满足高精度陀螺仪漂移误差模型的建模要求。
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。
The results from experimental data analysis of electrical suspended gyro show that the methods developed in this paper can fully satisfy the drift error modelling requirements of high quality…
对静电陀螺仪实验数据分析结果表明,文中提出的方法完全能满足高精度陀螺仪漂移误差模型的建模要求。
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。
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。
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