水电站厂用变压器接线方式的调整

The connection mode regulation of auxiliary transformer in a certain hydropower station

在水电站中,为了维持发电站的正常运行,必须保证厂用电的可靠性。镜泊湖发电厂地下电站洞口#7厂用变压器作为网控开关站的重要电源,其接线方式的合理性和科学性至关重要,关系到镜泊湖地下电站的安全稳定运行。分析了原接线方式的不足,针对性地进行了改造和调整,经济和社会效益明显。

In a hydropower station,the reliability of the auxiliary power supply must be ensured for keeping the normal operation of the power station. The No.7 auxiliary transformer of Jingpohu Hydropower Plant underground power station in cave entrance is act as important power supply of network controlled switching station. The rationality and scientific of its connection mode are very important to safety and stable operation of Jingpohu underground hydropower station. The defects of original connection mode were analyzed,and targeted reformation and regulation were carried out. The reformation brought obvious economical and social benefit.