在噪声统计未知或时变的情况下,每个位置采用自适应卡尔曼滤波解算出平台各轴的漂移角速率,并在此基础上辨识出漂移参数。
In case of the noise statistic being unknown or variable, adaptive Kalman filter is used to get drift speed of each axle at each test position, and then drift parameter is calculated.
由仿真结果可以看出,它能较精确地估计陀螺常值漂移和航向角误差,为系统误差的校正提供了可信信息。
The simulation results show that the constant gyro drifts and the heading errors, which provide information for calibrating the system errors, can be estimated exactly.
对由于惯性基准的漂移而引起的载体姿态角的测量误差也进行了分析。
The measurement error of vehicle's attitude caused by the drift of platform reference is also analyzed.
对于偏航角度,由于偏航角和重力方向正交,无法用加速度计测量得到,因此还需要采用其他设备来校准测量偏航角度的陀螺仪的漂移值。
For yaw, which is orthogonal to gravity, the accelerometers can't help you, so you need something else to correct your drifting yaw gyro.
首次提出了振动条件下惯性平台角振动是导致加速度误差和陀螺漂移变化的重要因素。
It is firstly put forward that the Angle vibration of platform under vibration situation is the main factor causing gyro drift and acceleration bias.
采用单模光纤抑制激光束的角漂移。
Single mode fiber is used to decrease the angular drift of laser beam.
本文应用天文导航理论,根据GPS提供的位置信息,对静电陀螺捷联导航系统陀螺常值漂移和载体航向角进行校正的算法进行了研究。
Using astronavigation theory, the algorithm of calibrating the constant gyro drifts of ESG strapdown inertial navigation system and carrier heading is presented in this paper.
通过计算机数据处理对陀螺仪漂移进行补偿,使方位角测量精度大为提高。
By compensating the gyroscope's drifting with computer data processing, the precision of azimuth measurement was significantly improved.
提出了一种带有光线漂移补偿的测量导轨俯仰角误差、偏摆角误差的方法及系统。
A method and system based on compensation for beam drift are put forward in order to measure pitch and yaw errors.
改进的滤波估计法引入偏差去耦技术在零速校正期间估计出陀螺漂移,并利用速度信息快速估计出方位误差角。
In the improved filter estimation method, the decoupled state and bias estimation technology is introduced to estimate gyro constant bias during ZUPT.
通过双位置方法准确计算出载体的方位角,并且抵消了陀螺的常值漂移对寻北精度的影响。
Azimuth Angle is calculated exactly through two-position method and constant drift of gyroscope is cancelled.
介绍了在平台式惯导系统中 ,由脉冲调宽加矩方式控制的惯性稳定平台的角振动对陀螺漂移所产生的影响。
In this paper, the effect of the angle vibration of platform is introduced, in which the pulse modullation of servo loops is made to reduce the gyroscope drift in the INS.
当然了,你可以只按字面意思理解。三角龙是这类群居恐龙中最著名的,但随着大陆继续缓慢的分离漂移,所有不同的物种都在进化,都有着伊丽莎白时代样式的褶皱和角。
Triceratops is the most famous of these herding dinosaurs but as the continents continue their slow drift apart all different species evolved... all with their own Elizabethan-type frills and horns.
本文重点讨论偏航角导致的漂移量分布概率。
This article focuses on the drift probability distribution model due to the yaw Angle.
另外,利用几何光学方法得到了激光光束在X方向、Y方向以及空间立体角上的漂移大小。分析了引起光束漂移的原因。
The amount of the drift in X direction, Y direction and in spatial angle can be obtained through geometrical optics.
在考虑载流子的空间电荷效应、扩散效应和注入电流脉宽情况下,推导了双漂移崩越二极管的渡越角表达式。
Taking the effects of space charge and carrier diffusion as well as injected current pulse width into account, an analytic expression of a transit angle of 8 mm Si DDR IMPATT diode is derived.
在考虑载流子的空间电荷效应、扩散效应和注入电流脉宽情况下,推导了双漂移崩越二极管的渡越角表达式。
Taking the effects of space charge and carrier diffusion as well as injected current pulse width into account, an analytic expression of a transit angle of 8 mm Si DDR IMPATT diode is derived.
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