摘要
介绍一种新型定子接地保护 ,该保护产生12 5Hz的编码电压信号 ,该编码电压信号通过变压器注入到发电机定子回路 。
Presents a new stator grounding protection which generates a 12.5 Hz encoded voltage signal and injects it into the stator return loop of the generator through a transformer to measure the grounding of the whole stator windings.
出处
《黑龙江电力》
2000年第3期60-62,共3页
Heilongjiang Electric Power
