Linear and nonlinear error models for Inertial Navigation System (INS) initial alignment are established.
建立了惯导系统(INS)初始对准的线性和非线性误差模型。
The rapid matching alignment method of the inertial navigation system(INS) for the small misalignment had already been more mature, and had met the requirements from rapid and accuracy.
小失准角情况的惯导快速匹配对准方法研究已经比较成熟，在快速性和精度方面达到了使用要求。
According to this model and the Kalman filter arithmetic, the FOG random error was filtered in real time in the process of initial alignment and navigation of FOG inertial navigation system.
根据该模型，采用卡尔曼滤波算法，实现了光纤陀螺惯导系统在对准与导航过程中光纤陀螺随机误差的实时滤波。
In the thesis, the technology of initial alignment and transfer alignment of the inertial navigation system of the carrier borne plane when the aircraft carrier is moored or is cruising is researched.
本文以舰载机为研究对象，系统全面地研究了其惯导系统在航母系泊和巡航条件下的初始自对准技术和传递对准技术。
During a transfer alignment of strapdown inertial navigation system, Kalman filter models are linear time varying system whose analysis of observability is difficult.
捷联惯导系统的卡尔曼滤波模型在传递对准时，为线性时变系统，而线性时变系统的可观测性分析比较困难。
Existing closed-loop methods for measuring gyro drift can not meet the precision and speed requirements needed for initial alignment of INS (inertial navigation system).
惯导对准过程中陀螺仪漂移率的测量是一个重要的工程实际问题 ，经典的闭环测量在测量精度和快速性等方面存在缺点。
Existing closed-loop methods for measuring gyro drift can not meet the precision and speed requirements needed for initial alignment of INS (inertial navigation system).
惯导对准过程中陀螺仪漂移率的测量是一个重要的工程实际问题 ，经典的闭环测量在测量精度和快速性等方面存在缺点。
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