There exists a slope drift in an integral gyro when it is used as an azimuth gyro, which may cause serious heading and position errors in the Inertial Navigation System (INS).
当惯性陀螺工作在方位姿态时,有一定的斜坡漂移,它将引起惯性导航系统中的严重的航向和位置误差,所以有必要估计和补偿它。
As expected, the measured brightness temperatures change with view zenith angle, view azimuth angle, and the Sun position.
地面亮度温度的测量值随观测天顶角、方位角和太阳位置而改变。
This article gives a method of getting position by altitude and azimuth of simple celestial body, the result is very important for improving the chance of celestial positioning.
此文提出了通过单一天体的高度和方位信息获取船位的一种方法,这对提高天文定位的使用机率和快速性有实际意义。
Theory analysis showed that the method of two-position alignment increases the observability degree of state variables, especially for the error of accelerometer and azimuth misalignment.
理论分析结果表明,两位置对准可以提高系统状态变量的可观测度,尤其对加速度计误差和方位失准角的可观测度提高作用明显。
The methods to determine the radars beam azimuth and its position while the radar is marching on at a curved route are advanced in this paper.
提出雷达沿曲线路径行驶时,实时确定其波束方位及自身位置的方法,特别是当行驶路径为预知曲线时,这种确定由于仅需获取行驶路程而变得十分简便。
Azimuth Angle is calculated exactly through two-position method and constant drift of gyroscope is cancelled.
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。
Compared with position and azimuth determining system based on dynamically tuned gyroscopes, this new system has higher precision and better reliability.
和采用动力调谐陀螺的定位定向系统相比,本系统具有精度高和可靠性好等优点。
Compared with position and azimuth determining system based on dynamically tuned gyroscopes, this new system has higher precision and better reliability.
和采用动力调谐陀螺的定位定向系统相比,本系统具有精度高和可靠性好等优点。
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