转子振动幅相特征精确的提取方法

Technique of Accurately Obtaining Magnitude and Phase of Rotor Vibration

从转子振动的特点出发，根据傅立叶变换与傅立叶级数的关系，提出了两种精确提取转子振动幅相特征的方法。该方法在转子振动测试分析中，具有很好的应用前景。

In accordance with the feature of rotor vibration, and the relation between Fourier transform and Fourier series, the two methods of accurately obtaining magnitude and phase of rotor vibration are introduced. In rotor vibration test and analysis, these methods are more useful.