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alignment on moving base
相关语句
  动基座对准
     Initial alignment on moving base for integrated navigation system based on robust filter approach
     基于鲁棒滤波的组合导航系统动基座对准
短句来源
     Computer simulation results show that,under the condition of big initial error and shell's high speed rolling,after 360 seconds' alignment on moving base,the error of azimuth angle and attitude angle can be decreased to no more than 10 seconds,and the position and velocity error had been corrected effectively. This shows the effectiveness of the designed arithmetic.
     计算机仿真结果表明,在初始误差较大、弹体高速旋转的条件下,经过360 s的动基座对准,三个姿态角误差可降至10″以下,同时位置和速度误差得到修正,验证了该算法的有效性。
短句来源
     Simulation results show that, under the condition of big initial errors, after 360 seconds' alignment on moving base, the attitude angle errors of IMU can be decreased to no more than 10 angles second, and the position and velocity errors had been corrected effectively. So the alignment algorithm on moving base is proved to be effective.
     仿真结果表明,在初始误差较大的情况下,经过360秒的动基座对准,IMU的姿态角误差可降至10个角秒,同时位置和速度误差也得到了有效修正,从而证明该动基座对准算法是行之有效的。
短句来源
  “alignment on moving base”译为未确定词的双语例句
     Application of Robust Filtering in Alignment on Moving Base
     鲁棒滤波在动机座对准中的应用
短句来源
     Initial alignment of the INS/GPS integrated navigation system usually adopts transfer alignment on moving base.
     INS/GPS组合导航系统中初始对准一般是在动基座条件下进行。
短句来源
     The results of the research offers academic foundation for engineering application of fast and accurate initial alignment on moving base.
     该研究成果为实现机载武器动基座快速精确初始对准技术在工程中的应用提供了理论依据。
短句来源
     For SINS transfer alignment on moving base, an attitude change matching method was presented which only makes use of disturbances from wind and wave and requires no maneuvering of warship missile.
     针对捷联惯导系统的动基座传递对准问题,采用姿态变化量匹配法,在不依赖舰船自主机动运动而仅仅依靠外界风浪随机干扰的情况下,对系泊状态下的舰载导弹捷联惯导系统传递对准进行仿真研究。
短句来源
  相似匹配句对
     Application of Robust Filtering in Alignment on Moving Base
     鲁棒滤波在动机座对准中的应用
短句来源
     Initial Alignment of Distributed Strapdown Inertial System on Moving Base
     分布式系统中捷联惯性系统动基座对准研究
短句来源
     Initial Alignment of Platform INS on the Moving Base of the Shipbased Missile
     舰载导弹中的平台惯导系统在动基座上的初始对准
短句来源
     Study on Low Cost Transfer Alignment for Missile on Moving Base
     空空导弹动基座低成本传递对准技术研究
短句来源
     Base on the C.
     根据C.
短句来源
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A theory approach to increasing Kalman filter converging speed and accuracy is put forward. It is pointed out that increasing useful observing information, that is observability enhancing, helps to suppress measure noise and increase Kalman filter converging speed and accuracy. It provides a theory support for the methods applied to SINS rapid transfer alignment on moving base. The simulation examples show that this approach is efficient.

从理论上给出了提高卡尔曼滤波器收敛速度和精度的一种方法.利用卡尔曼滤波递推公式证明了有用观测信息的增加,即观测增强有助干抑制量测噪声,从而提高卡尔曼滤波器的收敛速度和精度,为在捷联惯导(SINS)动基座快速传递对准技术中经常使用的抑制量测噪声的方法提供了理论依据.通过积分匹配、双积分匹配以及机动运动强度变化的仿真例子验证了方法的有效性.

In this paper,the error sources of the integrated navigation system were analyzed,and the error models were built.Then,the alignment algorithm of IMU/GPS integrated navigation system on moving base was designed by Kalman filtering.Computer simulation results show that,under the condition of big initial error and shell's high speed rolling,after 360 seconds' alignment on moving base,the error of azimuth angle and attitude angle can be decreased to no more than 10 seconds,and the position and velocity error...

In this paper,the error sources of the integrated navigation system were analyzed,and the error models were built.Then,the alignment algorithm of IMU/GPS integrated navigation system on moving base was designed by Kalman filtering.Computer simulation results show that,under the condition of big initial error and shell's high speed rolling,after 360 seconds' alignment on moving base,the error of azimuth angle and attitude angle can be decreased to no more than 10 seconds,and the position and velocity error had been corrected effectively.This shows the effectiveness of the designed arithmetic.

分析了弹载惯性测量装置(IMU)与全球定位系统(GPS)的系统误差源,建立了对应的系统误差模型;利用卡尔曼滤波技术,设计了IMU/GPS组合导航系统的动基座对准算法。计算机仿真结果表明,在初始误差较大、弹体高速旋转的条件下,经过360 s的动基座对准,三个姿态角误差可降至10″以下,同时位置和速度误差得到修正,验证了该算法的有效性。

The filter model of transfer alignment using "velocity+attitude"matching method was established.Detailed investigation of different maneuver manners effect on the performance of SINS transfer alignment and in-depth analysis of the simulation outcomes were carried out.The results of the research offers academic foundation for engineering application of fast and accurate initial alignment on moving base.

建立了“速度+姿态角”匹配下传递对准滤波器模型。详细研究了不同机动方式对机载武器捷联惯导系统传递对准性能的影响,并对计算机仿真结果进行了深入的分析。该研究成果为实现机载武器动基座快速精确初始对准技术在工程中的应用提供了理论依据。

 
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