对于固定翼无人机的分布式自适应故障耐受性合作控制,具有执行器故障和输入限制的固定翼无人机
Minrui Fu1, Ziquan Yu1, Youmin Zhang2
1College of Automation Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, 211106, Jiangsu, China.
ISA transactions
|September 13, 2025
概括
本研究介绍了多个固定翼无人机 (UAV) 的分布式控制框架,该框架可以确保可靠的操作,尽管执行器故障和约束. 该系统在模拟中展示了强大的性能和实时可行性.
科学领域:
- 航空航天工程 航空航天工程
- 控制系统工程 控制系统工程
- 机器人技术 机器人技术 机器人技术
背景情况:
- 多个固定翼无人机 (FUAV) 的合作控制面临着执行器故障和输入限制的挑战.
- 现有的控制策略在这种不利条件下往往难以保持性能和稳定性.
研究的目的:
- 为FUAV开发一个分布式耐故障的合作控制框架.
- 整合位置和态度控制,同时解决执行器故障和多个输入约束.
- 提高FUAV合作任务的稳定性和可靠性.
主要方法:
- 六度自由度 (6-DOF) 非线性动态模型构成了控制框架的基础.
- 适应性比例导数 (PD) 控制器使用模型预测控制 (MPC) 进行在线增益优化,用于外部循环.
- 一个固定时间延长状态观察器 (ESO) 估计了内部循环中的不确定性和执行器退化,加上执行器极限的在线优化.
主要成果:
- 拟议的框架确保了追踪错误的统一的终极界限性,由Lyapunov分析正式保证.
- 硬件循环 (HIL) 模拟证实了该方案的实时可行性.
- 与其他方法相比,控制策略在应对执行器故障和多个输入约束方面表现出强大的稳定性.
结论:
- 开发的分布式耐故障合作控制框架对FUAV有效.
- 适应性PD控制,MPC和ESO的整合提高了应对驱动器退化和约束的弹性.
- 这些发现支持在复杂场景中实践实施FUAV强有力的合作控制.
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