弹载捷联式高精度稳定平台设计与研究

Research and Design of High Precision Missile-Borne Strap-Down Stabilization Platform

  • 摘要: 以捷联式稳定平台为研究对象,介绍了两轴稳定平台工作原理及其组成。建立稳定平台位置和速度闭环的控制系统数学模型,推理得出分段PID控制算法。为提高系统的响应速度和跟踪精度,引入基于角度和角加速度补偿的前馈控制算法。对前馈补偿的稳定平台控制算法进行了试验验证,结果表明前馈控制应用在捷联式稳定平台中可提高系统的响应速度和跟踪精度,满足了任务要求。

     

    Abstract: The strap-down stabilization platform as the research object, the composition and working principle of two axis stabilized platform are introduced. The mathematical model of the closed-loop control system is established, and the PID control algorithm is based on the system. In order to improve the response speed and tracking accuracy, a feed-forward control algorithm based on angle and angular acceleration compensation is introduced. The stable platform for the feed-forward compensation control algorithm is verified by the experiment, the feed-forward control used in strap-down stabilization platform can improve the response speed and tracking accuracy of the system, meeting the requirements of the task.

     

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