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针对传统MEMS惯组标定算法标定步骤复杂,标定时间长的问题,根据MEMS惯组的参数变化特点,设计并实现了MEMS惯组在线快速标定系统,实现对MEMS惯组参数影响最大的陀螺零位进行快速标定。分析了MEMS惯组误差模型,介绍了在线快速标定系统组成,对快速标定算法进行了解释和说明,并给出了详细标定步骤。该系统简化了标定操作流程,缩短了标定时间,减少了标定保障条件,已成功应用于某精确制导炸弹,并具有良好的工程应用前景。
In order to solve the problem of complex calibration steps and long calibration time of traditional MEMS calibration algorithm, according to the changing characteristics of MEMS inertia parameters, an online rapid calibration system of MEMS inertia control system is designed and realized to realize gyroscope zero Quick calibration. The model of MEMS inertia error is analyzed. The composition of online calibration system is introduced. The rapid calibration algorithm is explained and explained, and the detailed calibration steps are given. The system simplifies the calibration process, shortens the calibration time and reduces the calibration guarantee conditions. It has been successfully applied to a precision guided bomb and has good engineering application prospects.