本系统对水轮发电机组的可控硅励磁系统具有广泛的适用性。
This system can be easily adapted to hydroelectric synchronous generating units.
通过与传统可控硅励磁系统对比，采用IGBT实现的PWM励磁系统性能明显提高。
Compared with traditional thyristor excitation system, the PWM excitation system using IGBT improved the performance obviously.
对自并励发电机可控硅励磁系统一点接地的问题进行了详细的分析，为判别接地提供参考。
A thorough analysis is presented on the one point grounding problems existing in the silicon controlled excitation systems for the self-excited generators.
最终查出造成机组事故的根本原因是可控硅励磁装置供电电源无工作状态监视信号及故障报警信号；
The final basic cause that resulted in the failure is no working state monitoring signal and failure warning signal of power supply source of controlled silicon excitation device.
该设备采用可控硅励磁直流发电机——直流电动机系统，具有取决于负载的弱磁调节装置。因此操作起来极为方便。
This equipment adopts a thyristor excitation DC generator-motor set with a field weakening regulation device working in step with loading.
KA5为跳闸报警继电器。当设备产生偏励磁、可控硅故障、过电流等故障时，KA5吸合，断路器分励线圈得电跳闸，切断主电源。
When there are bias excitation, controllable silicon failure, over current and other failures, KA5 gets absorbed and breaker loop trips by powered on so as for switching off main power supply.
KA5为跳闸报警继电器。当设备产生偏励磁、可控硅故障、过电流等故障时，KA5吸合，断路器分励线圈得电跳闸，切断主电源。
When there are bias excitation, controllable silicon failure, over current and other failures, KA5 gets absorbed and breaker loop trips by powered on so as for switching off main power supply.
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