The open loop time constant of the main generator influence the overshooting evidently. The important factor is the rising speed of the output DC voltage.

主发电机的开环时间常数会对建压过冲产生影响，而输出直流电压的上升速度也是一个重要因素。

youdao

PLC samples the remanence voltage of generator and measures its period with software to get the signal of fire speed.

PLC采样发电机的剩磁电压，通过软件编程测取剩磁电压的周期，来获得原动机的点火转速信号。

youdao

Since the original motive of synchronous generator speed and excitation voltage coupling relations, the excitation system designers at the same time have to consider speed control.

由于同步发电机的原动机转速和发电机电压的耦合关系，使设计者在设计励磁系统的同时不得不考虑转速控制。

youdao