一个用于受电磁干扰影响的闭环控制系统的组合控制器
1Faculty of Electronics, Vilnius Gediminas Technical University, Plytines Str. 25, 10105 Vilnius, Lithuania.
Sensors (Basel, Switzerland)
|March 13, 2024
概括
一个新的组合控制器增强了闭环控制系统.
科学领域:
- 控制系统工程 控制系统工程
- 电磁兼容性 (EMC) 是指电磁兼容性
背景情况:
- 电磁干扰 (EMI) 对闭环控制系统的稳定性和性能构成重大挑战.
- 传统的比例积分导数 (PID) 控制器可能容易受到噪声信号的影响,影响系统的准确性和可靠性.
- 现有的方法,如使用低通波器的PID,可能会损害动态性能,同时减轻EMI.
研究的目的:
- 提出一种新的方法来减轻闭环控制系统中电磁干扰的影响.
- 引入一种基于控制错误值进行调整的综合控制器策略.
- 评估拟议控制器与标准PID实现相比的有效性.
主要方法:
- 开发一个由三个不同的控制器组成的联合控制器:PID,PI和I.
- 实现一个切换机制,其中只有一个控制器同时运行,根据控制错误选择.
- 通过模拟和实验分析对具有第一顺序加到期时间转移功能的植物进行验证.
主要成果:
- 与传统的PID控制器相比,拟议的组合控制器对电磁干扰噪声具有更高的抗性.
- 与PID控制器相比,性能也得到了提高,在衍生术语中增加了低通波器.
- 最重要的是,增强的EMI阻力不会导致控制系统的动态性能恶化.
结论:
- 这种新型的组合控制器有效地解决了闭环系统中EMI的挑战.
- 这种适应性控制策略为在噪音条件下保持系统性能提供了强大的解决方案.
- 该方法为需要高EMI弹性的应用提供了实用和有效的替代方案.
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