修改的史密斯预测器和自动偏移控制器中的测量噪声减弱,用于集成器加死时系统
Mikulas Huba1, Pavol Bistak1, Damir Vrancic2,3
1Institute of Automotive Mechatronics, Faculty of Electrical Engineering and Information Technology, Slovak University of Technology in Bratislava, Ilkovicova 3, 841 04, Bratislava, Slovakia.
Scientific reports
|February 11, 2026
概括
自动偏移控制器 (AOC) 对时间延迟过程,特别是测量噪音的过程中,比阿斯特罗姆-史密斯预测器 (ASP) 提供了更高的性能. AOC 提供了更简单,更可靠的控制,减轻了 ASP.看到的过度努力和稳定状态错误等问题.
科学领域:
- 控制工程 控制工程 控制工程
- 过程控制 过程控制
- 自动化系统 自动化系统
背景情况:
- 阿斯特罗姆-史密斯预测器 (ASP) 是整数比例导数时间 (IPDT) 模型的修改控制器.
- ASP在理想条件下表现出色,但与测量噪声作斗争,导致瞬态和稳定状态错误.
研究的目的:
- 为了比较修改后的阿斯特罗姆-史密斯预测器 (ASP) 与自动偏移控制器 (AOC) 的性能.
- 评估控制器在处理测量噪声和时间延迟过程中的有效性.
主要方法:
- 自动偏移控制器 (AOC) 结合了高级稳定控制器 (SC) 和全干扰观察器 (DOB).
- 干扰观察器 (DOB) 补偿了死亡时间和整体模式.
- 在SC和DOB的SC和低通波器中调整衍生品的顺序可以提高AOC性能.
主要成果:
- 在时间延迟的过程中,AOC在速度,稳定性和测量噪声减弱方面取得了显著的改进.
- 即使有噪声过,ASP也可以在更高的噪声振幅下显示永久的控制错误或不稳定性.
- AOC证明比ASP更简单,更可靠,特别是在处理测量噪声时.
结论:
- 与ASP相比,AOC是一个更简单,更可靠的通用控制器,用于具有主导第一阶动态的过程.
- ASP作为通用控制器的有效性在很大程度上取决于测量噪声的幅度.
- AOC的性能需要仔细选择衍生品和调整低通波器,但提供了卓越的稳定性.
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