一个非单元快速终端滑动模式控制方案,用于在垂直平面中对未经调节的EvoBot模块化移动机器人进行强大的轨迹跟踪
1Department of Mechanical Engineering, Firouzabad Higher Education Center, Shiraz University of Technology, Shiraz, Iran.
ISA transactions
|June 28, 2025
概括
这项研究为一台未成熟的EvoBot移动机器人提出了强大的控制策略,确保了尽管存在不确定性和干扰,但仍能精确地跟踪轨迹. 新型非单元快速终端滑动模式控制可保证稳定性和精确的运动控制.
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
- 应用数学 应用数学 应用数学
背景情况:
- 由于执行器的有限性,未完善的机器人系统会带来重大控制挑战.
- 像EvoBot这样的移动机器人模拟为双反向子,需要复杂的控制来实现稳定的垂直平面运动.
研究的目的:
- 开发一个强大的控制策略,用于EvoBot移动机器人的垂直平面运动.
- 为了实现精确的轨迹跟踪,无论是启动和非启动的通用坐标.
主要方法:
- 使用拉格朗的方法推导系统动态方程.
- 介绍了一种新的非线性和非单元滑动分流体.
- 关于非单元快速终端滑动模式控制 (NFTSMC) 方案的建议.
主要成果:
- 利亚普诺夫稳定性分析证实了追踪误差的有限时间非对称收.
- 该NFTSMC方案有效地处理下调,非线性,不稳定性,参数不确定性和外部干扰.
- MATLAB模拟验证了在各种干扰频率和参数不确定性下控制方案的有效性.
结论:
- 拟议的NFTSMC提供了一个强大而有效的解决方案,用于控制低精度的移动机器人.
- 控制策略确保可靠的轨迹跟踪和稳定性,即使存在系统不确定性和外部干扰.
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