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分布式基于观察者的有限时间控制移动目标跟踪用于无人机组成的无人机
Jiangbo Jia1, Xin Chen1, Weizhen Wang1
1College of Automation Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing 211106, China.
ISA transactions
|July 2, 2023
概括
本研究介绍了多个无人机 (Multi-UAV) 用于追踪在风中移动的目标的两种新型形成控制策略. 这些方法确保系统稳定,即使在已知的或未知的风力干扰下.
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
- 航空航天工程 航空航天工程
背景情况:
- 多个无人机系统的形成控制对于监视和侦察等任务至关重要.
- 环境因素,如风,对保持阵地稳定性和准确的目标追踪构成重大挑战.
- 现有的控制策略经常与动态和不可预测的环境条件作斗争.
研究的目的:
- 开发和验证两种新的形成控制策略,用于多无人机系统,在有风的环境中执行移动目标跟踪.
- 为应对恒定和未知的风力干扰对系统稳定性和跟踪精度所带来的挑战.
- 确保多无人机系统的全球统一的非对称稳定性和全球有限时间稳定性.
主要方法:
- 一个分布式动态错误观察者和指导定律,用于已知的恒定的风力干扰.
- 一个分布式的固定时间观测者和有限时间稳定的指导定律,用于未知的风力干扰.
- 对这两种控制策略的稳定性的严格数学证明.
- 使用指向图形建模的通信拓.
主要成果:
- 第一个策略在已知的恒定的风下实现全球均的非对称稳定性.
- 第二个战略是在未知的风力干扰下实现全球有限时间稳定.
- 这两种策略在模拟风暴条件下目标追踪的模拟中都表现出卓越的性能和可靠性.
结论:
- 拟议的形成控制策略对于在充满风的环境中追踪移动目标的多无人机是有效的.
- 制定的指导法则确保了系统的稳定性和可靠的性能,防止风力干扰.
- 该研究提供了一个强大的框架,用于在不利条件下先进的多无人机协调.
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