一个CPO优化的增强线性主动干扰拒绝控制用于磁轴承系统中旋转器振动抑制
Ting Li1, Jie Wen1, Tianyi Ma1
1College of Mechanic and Electronic Engineering, Beijing Institute of Graphic Communication, Beijing 102600, China.
Sensors (Basel, Switzerland)
|January 28, 2026
概括
这项研究引入了一种新的控制策略,使用猪优化器 (CPO) 和增强的线性主动干扰排斥控制 (ELADRC) 来抑制磁轴承中的转子振动. CPO-ELADRC方法显著降低了振动,提高了响应速度,并提高了系统稳定性.
科学领域:
- 机械工程 机械工程
- 控制系统 控制系统
- 振动分析 振动分析
背景情况:
- 磁轴承系统容易受到由质量失衡引起的转子振动的影响.
- 有效的抑制振动对于高速旋转机械的稳定运行至关重要.
研究的目的:
- 提出和验证一种新的控制策略,以减轻磁轴承系统中的旋转器振动.
- 使用优化算法来提高主动干扰排斥控制的性能.
主要方法:
- 将猪优化器 (CPO) 与增强的线性主动干扰排斥控制 (ELADRC) 框架集成.
- 使用线性扩展状态观察器 (LESO) 来估计和补偿干扰.
- 通过CPO对LESO带宽和LADRC控制器参数进行自适应调整,以便在多DOF系统中实时拒绝干扰.
主要成果:
- 在模拟中,CPO-ELADRC方案显著超过了传统方法.
- 在步骤干扰下,调节时间减少了66.7%,峰值位移减少了86.8%.
- 在阴侧刺激下,调节速度提高了79.8%,峰值控制电流减少了86.4%.
结论:
- 拟议的CPO-ELADRC战略有效地抑制了转子振动,并提高了磁轴承系统的动态稳定性.
- 该方法提供了更好的稳定性,防止电流和,并在各种操作条件下实现了卓越的性能.
- 这种方法为需要精确控制振动的高速旋转机械提供了有希望的解决方案.
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