其次，探讨了一种新的永磁同步电机转子初始位置估算方法——高频电压信号注入法。

Next, it puts forward a new permanent magnetism synchronous machine rotor initial point estimate method - High frequency signals injection method.

youdao

采用测试信号法，通过计算发电机组的次同步电气阻尼特性，分析所设计的SEDC对发电机组次同步振荡的抑制效果。

By using test signal method, the sub-synchronous electrical damping characteristics of a generator and the impacts of the designed SEDC on the generators electrical damping are analyzed.

youdao

针对周期信号实际的非同步采样，提出一种频谱插值校正的分析法。

A new spectral interpolated compensation analysis method of periodic signals to compensate the spectral leakage caused by non-coherent sampling process is presented.

youdao