ROS 分布式架构下轨道式巡检机器人转速稳定 驱动控制

Stable Speed Drive Control of Orbital Inspection Robot under ROS Distributed Architecture

  • 摘要: 器人操作系统(Robot Operating System,ROS)分布式架构的转速稳定驱动控制方法。建立转速动力学模型,分析牵引力 与阻力对稳定性的影响;将转速信号转换为波频信号,采用滑动平均滤波抑制噪声均值,提高信号准确性。构建ROS分 布式架构,以转速稳定因子为节点,将去噪信号输入各模块计算最优输出,并依据驱动约束实现预设轨迹跟踪。试验表明, 该方法可使轨迹偏差控制在20mm左右,且有效滤除环境噪声,显著提升巡检机器人的运动控制精度与可靠性。

     

    Abstract: accuracy due to speed signal noise under complex dynamic operating conditions,a speed stability drive control method based on robot operating system distributed architecture is proposed. A dynamic model of rotational speed is established to analyze the effects of traction and resistance on speed stability. The speed signal is converted into a wave frequency signal,and a moving average filtering algorithm is applied to suppress the mean of signal noise, thereby improving signal accuracy. A ROS distributed architecture is constructed,with the speed stabilization factor as a node; the denoised signal is fed into each module to compute the optimal output, and trajectory tracking is realized according to drive constraints. Experimental results show that the proposed method can maintain trajectory deviation within approximately 20mm,effectively filter environmental noise,and significantly improve the motion control accuracy and reliability of the inspection robot.

     

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