首先利用测振传感器获得转子的振动信息，然后用FFT分析，将振动信号的频谱分析作为神经网络的训练样本。
The dynamic vibration information is gained from acceleration meter, and then by FFT analysis, the frequency information of vibration is used as the training specimen of neural network.
介绍了YD - 1型压电式加速度传感器与CZ - 4型磁座构成的磁座安装测振系统的安装谐振频率。
The mounting resonant frequency of vibration measurement system formed with piezoelectric acceleration sensor YD-1 and mounted magnetic base CZ-4 is addressed.
还需要在测扭振传感器获得的振动信号中把横振引起的信号分离出去。
It is also necessary to separate signals brought by transverse vibration from vibration signals, obtained by sensors used for measuring torsional vibration.
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