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- Building-up of the Gyro Random Drift Error Model 陀螺随机漂移误差模型建模方法研究
- random drift error 随机漂移误差
- Allan standard deviation is used to analyze the random drift of FOG, and establish the random error mode of FOG. 引入Allan 方差分析方法在时域内对光纤陀螺的随机漂移进行了分析,建立了光纤陀螺的随机误差模型。
- A time sequence model of laser gyro random error is set up,model parameter is estimated with RLS algorithm,and random drift data are processed by Kalman filter base on the model. 采用时间序列分析方法建立激光陀螺随机误差模型,应用递推最小二乘(RLS)法估计模型的参数,在此基础上对激光陀螺的漂移数据进行了卡尔曼滤波,结果表明:该方法能有效地抑制激光陀螺的随机误差,提高了激光陀螺的精度。
- Millstein, R. (1996). "Random Drift and the Omniscient Viewpoint," Philosophy of Science 63.3(Suppl): S10 - S18. 李建会:"生物学哲学的新进展";1998年第3期.
- The test result on the rotation table shows that its random drift is better than 6 deg/h. 转台测试结果表明 ,其随机漂移优于 6deg/h。
- Moreover, according to these formulas, there exists the possibility to reduce drift error of ESG by adjustment. 在测试静电陀螺仪的漂移误差时,利‘用这些公式,通过调整,可以减小常值漂移误差。
- This method doesn"t use high grade gyrometer, and is not sensitive to the gyro drift error and train speed. 该方法不要求采用高精度的陀螺，对陀螺的温漂误差和列车是否匀速运行不敏感。
- Testing results achieve the technical indices and precision requirement. 2 The properties of the FOG signal random drift are detected with the Allan variance method. 2针对光纤陀螺输出信号漂移误差和噪声对视轴稳定回路的影响,提出了采用Allan方差法对光纤陀螺零漂信号进行时域分析方法。
- The genetic polymorphism of horn form,fleece colour,tail types,population structure in Mongolian sheep were researched by random drift theory anddiffusion equatious methods. 用随机遗传漂变理论和扩散方程方法分析了蒙古羊的形成发展过程和不同地域群体的遗传多态现象，包括群体有效大小、世代间隔、世代重叠程度、角型、毛色、尾型的遗传变异及其成因。
- In order to improve the precision of gyroscope,case rotation is usually applied to automatically compensate drift error torque relative to the case. 为提高陀螺仪的精度,采用壳体翻滚自动补偿与壳体有关的漂移误差力矩。
- Abstract: Based on an inertial navigation platform drift error model, the modeling and linearizing process of a class of nonlinear system is studied in this paper. 文摘:以惯性导航平台漂移误差模型为例，研究了一类非线性系统仿真模型的建立及其线性化的过程。
- Based on an inertial navigation platform drift error model, the modeling and linearizing process of a class of nonlinear system is studied in this paper. 以惯性导航平台漂移误差模型为例，研究了一类非线性系统仿真模型的建立及其线性化的过程。
- This method can be successfully applied to drift error modeling of fiber optic gyroscope.The experiment result shows model established can reflect gyro drift tendency with reasonable accuracy. 在此基础上，将该方法应用到光纤陀螺漂移误差建模中，实验结果表明，采用该算法所确定的模型能够精确的反应光纤陀螺的漂移趋势。
- This paper studies the theoretical basis and formulas of an approach,which is used to estimate the inertial platform drift error of a type of importing battleplan with parking heading. 研究了进口某型飞机通过检查飞机停放航向,间接判断机上惯导系统平台漂移误差大小这一方法的理论依据及其计算公式。
- Modeling and identification of random drift for FOG 光纤陀螺随机漂移模型
- The measuring error, which is caused by the sampling error or electrical-net frequency drift error,can be overcomed, to a certain extent,by the measurment techniques with quasi-synchronization. 由采样误差或者电网频率发生漂移导致的测量误差可以采用准同步方法提高精度。
- Soiled dishes were piled at random. 脏碟子胡乱地堆放着。
- The power dissipated in the RTD causes its temperature to rise, introducing drift errors in the measurement, which reduces system accuracy. 功率消散在电阻式温度检测器中导致它的温度上升,在测量中引进飘移误差,减少了系统的准确性。
- ARMA Modelling of Random Drift of Gyroscopes 陀螺随机漂移ARMA模型的建立
