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Active fast vibration control of rotating machinery via a novel electromagnetic actuator
Structural Control and Health Monitoring ( IF 4.6 ) Pub Date : 2021-02-07 , DOI: 10.1002/stc.2707
Xing Shao 1 , Weimin Wang 1, 2 , Weibo Li 1 , Qihang Li 1
Affiliation  

This paper presents an active fast vibration control (AFVC) strategy applicable to rotating machinery. The actuator utilized is a novel active magnetic bearing that could achieve the integration with a hole‐pattern seal. The control algorithm leading to an electromagnetic force with an optimal combination of phase and magnitude under a certain speed is based on the principle of feedforward compensation and self‐optimization. The AFVC algorithm is implemented in a real compressor rotor system model and experimentally demonstrated on two test rigs of different scales. There is at least a 70% reduction in vibrations within 1 s over the case with no control. Excellent vibration control effects can be maintained even when the rotating speed is fluctuating. Furthermore, the proposed method could be free from elaborate system modeling and vibration phase extraction in practice, dramatically simplifying the control system design.

中文翻译:

通过新型电磁执行器对旋转机械进行主动快速振动控制

本文提出了一种适用于旋转机械的主动快速振动控制(AFVC)策略。所使用的执行器是一种新型的主动磁轴承,可以与孔型密封件实现集成。基于前馈补偿和自优化原理,在一定速度下导致电磁力以相位和幅度的最佳组合的控制算法。AFVC算法是在真实的压缩机转子系统模型中实现的,并在两个不同规模的试验台上进行了实验证明。与无控制的情况相比,在1 s内的振动至少减少了70%。即使转速波动,也可以保持出色的振动控制效果。此外,
更新日期:2021-04-12
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