龙泉换流站站用电系统备自投逻辑分析与改进

Analysis and Modification of the Spare Power Source Self-inputting Logic at Longquan Converter Station

文章结合龙泉换流站站用电系统年度检修,对站用电10kV备自投逻辑存在的问题进行了分析,提出了解决方法,并进行了对比分析,总结了优缺点,为今后的站用电系统故障消缺和年度检修期间的运行方式安排以及新建换流站的站用电系统备自投逻辑设计起到参考作用。

In connection with the analysis of problem related to the spare power source self-inputting logic at Longquan converter station,two resolving methods were raised and their comparison was made in respect to the advantages and disadvantages.It provides a reference for the operation mode arrangement during the annual maintenance and the logic design of spare power source self-inputting logic of station power supply system during the construction of a new converter station.