摘要:磁悬浮轴承转子位移传感器检测的速度和精度,对磁悬浮轴承位移闭环控制的精度具有重要影响。论文指出了磁悬浮轴承转子传统的位移传感器检测方法的不足,分析了参数估计法,状态估计等几种目前主要的磁悬浮轴承自检测技术的基本原理,性能和适用范围,最后,对磁悬浮轴承位移自检测技术的发展趋势做了进一步阐述。
关键词:磁悬浮轴承;自检测;参数估计;状态估计
Abstract: The speed and accuracy of rotor displacement sensor for magnetic bearings have important impact on the precision of closed-loop control for magnetic bearings The article pointed out the drawbacks of the traditional displacement sensors The principles, performances and applicable ranges of parameter estimation, state estimation and other main self-sensing technologies were analyzed Finally, the development trend and prospect of self-sensing technology were further formulated
Key words: magnetic bearings;self-sensing;parameter estimation;state estimation
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