一个新的空中操纵系统的混合干扰观察器和模糊逻辑控制器
Alaa Khalifa1, Shaaban M Shaaban2, Ahmed Khalifa3
1Department of Industrial Electronics and Control Engineering, Faculty of Electronic Engineering, Menoufia University, Menouf, Egypt.
Frontiers in robotics and AI
|July 22, 2025
概括
这项研究引入了一种新的空中操纵系统,具有2DOF操纵器,用于精确的6DOF轨迹跟踪. 基于干扰观察器 (DOb) 的模糊逻辑控制器确保了稳定的性能和干扰拒绝.
科学领域:
- 机器人技术 机器人技术 机器人技术
- 控制系统 控制系统
- 航空航天工程 航空航天工程
背景情况:
- 空中操纵系统提供了独特的优势,但在最终效应器自由度 (DOF) 和有效载荷能力方面面临限制.
- 之前的工作包括在四旋翼机上安装抓器,增强环境相互作用.
- 现有系统经常与复杂的动态,非线性和外部干扰作斗争.
研究的目的:
- 介绍一个基于四旋翼的空中操纵系统,具有2DOF操纵器,能够使用最小的执行器遵循6DOF端效应器轨迹.
- 开发和分析一个强大的控制策略,以应对控制这些系统的固有挑战.
- 通过模拟来证明系统的有效性和拟议的控制器的性能.
主要方法:
- 拟议的空中操纵系统的动力学和动态分析.
- 实现基于干扰观察器 (DOb) 的内循环,用于线性化和干扰补偿.
- 在外部循环中集成一个模糊逻辑控制器,用于精确的轨迹跟踪和性能优化.
- 闭环系统的稳定性分析.
主要成果:
- 基于DOb的模糊逻辑控制器有效地估计和补偿非线性和干扰.
- 在MATLAB/SIMULINK中的模拟证实了在各种干扰下进行6-DOF机动时的高跟踪精度.
- 该系统表现出稳定的有效载荷交换,同时遵守执行器约束 (转子推力<6N,联合扭矩<0.7和0.4N.m).
- 拟议的控制器性能优于DOb-比例导数 (PD) 控制器.
结论:
- 开发的控制方法对具有复杂动态的空中操纵机器人有效.
- 基于DOb的模糊逻辑控制器提供了强大的性能,稳定性和减少的计算负载.
- 该系统显示了高级空中操纵任务的巨大潜力,需要精确的轨迹控制和干扰拒绝.
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