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机器人全闭环定位误差因素敏感度分析

, PP. 406-410

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Abstract:

针对因影响定位误差因素较多而不易对机器人定位误差进行准确标定的问题,首先建立了基于雅克比矩阵的机器人全闭环定位误差数学模型;然后给出了用于分析各因素单点敏感度的机器人单因素微分定位误差及相对单因素微分定位误差公式;接着采用正交实验法设计了能全面反映机器人定位误差分布的姿态样本空间并基于区间概率密度给出了单因素综合微分定位误差及相对单因素综合微分定位误差公式;最后通过仿真分别分析了机器人各因素对其定位误差影响的单点敏感度及多点综合敏感度,为进一步进行机器人定位误差的标定打下了基础.

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