对于具有规定的干扰拒绝性能的斯图尔特平台的高精度控制
IEEE transactions on cybernetics
|February 6, 2026
概括
本研究引入了一种新的基于规定的性能控制器的等效输入干扰 (PEID) 方法,以改善斯图尔特平台的干扰排斥. PEID方法保证了快速而精确的干扰估计误差趋同,以提高控制性能.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 控制系统工程 控制系统工程
- 机械电子学是什么意思 机械电子学
背景情况:
- 斯图尔特平台是复杂的机器人系统,容易受到外部干扰.
- 有效的干扰排斥对于保持斯图尔特平台操作的精度和稳定性至关重要.
- 现有的控制方法可能无法提供保证的性能限制或干扰估计的快速趋同.
研究的目的:
- 引入和验证一种新的基于规定的性能控制器的等效输入干扰 (PEID) 方法.
- 为了增强斯图尔特平台的干扰拒绝能力.
- 为了确保干扰估计误差在规定的时间内和用户定义的小边界内趋同.
主要方法:
- 为斯图尔特平台量身定制的PEID控制策略的开发.
- 使用子系统分解和障碍莱普诺夫函数进行稳定性分析.
- 补偿器的设计和状态反和观察者收益的算法.
- 在物理Stewart平台上进行实验验证.
主要成果:
- PEID方法确保干扰估计误差在规定的时间内汇聚到预定义的边界区域.
- 与现有方法相比,控制系统表现出优越的干扰排斥性能.
- 实验结果证实了PEID方法的有效性和实际适用性.
结论:
- 提出的PEID方法显著改善了斯图尔特平台的干扰排斥.
- 对于干扰估计错误的规定的性能是可以实现的,提供了更高的控制精度.
- 该PEID方法提供了一个强大的和有效的解决方案,用于在存在干扰的情况下控制斯图尔特平台.
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