山东大学学报 (工学版) ›› 2024, Vol. 54 ›› Issue (5): 81-92.doi: 10.6040/j.issn.1672-3961.0.2023.068
• 机器学习与数据挖掘 • 上一篇
丁磊,李小华*,刘辉
DING Lei, LI Xiaohua*, LIU Hui
摘要： 针对具有执行器故障和未知初始跟踪条件的非仿射纯反馈系统,研究其预设性能有限时间容错控制问题。采用中值定理处理非仿射系统,考虑控制方向未知,用Nussbaum增益函数解决控制器设计问题。借助一种与系统初始条件无关的预设性能控制设计方法,在跟踪误差的初始状态未知时依然可设计预设性能控制器。采用传统的有限时间理论及容错控制理论,提出一个预设性能有限时间容错控制设计策略。该策略能够保证系统在未知初始跟踪条件和执行器故障情况下的暂态和稳态性能,以及系统中所有信号的有界性。仿真结果验证了所提策略的可行性。
中图分类号:
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