针对转子在变速过程中垂直和水平信号相位及其差值变化规律进行了理论计算和相关试验。
Theoretic calculation and relative test are carried out against the rotor vertical and horizontal signal phase change rule during rotor running up.
采用基准信号作触发，分别对内、外转子进行同步采样，就可直接获取各转子相应的振动幅值和相位。
Magnitudes and phase values of unbalanced weights are obtained directly by sampling the vibration signal synchronized with reference signal.
转子动平衡的关键是提取转子不平衡振动的振幅与相位。
The key of rotor balance lies in picking up the amplitude and phase of the rotor's unbalanced vibration.
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