变电站二次设备改造问题探讨

介绍了变电站的数字化改造、变电站二次设备的技术改造、变电站的扩建大修等。重点阐述了变电站的数字化设备、建立数字化信息平台，对二次回路的技术改造、直流系统、变电站综合自动化系统、变电站进行大修时一次设备措施及文明施工应该注意的问题。

Some issues about the substation transformation

This article introduces digitized transformation, secondary devices technological transformations, extension and overhaul of substation, and so on. It is elaborated digitized devices and information platform of substation construction, and some issues about primary devices and civilization construction should be paid attention in secondary circuit technical transformation, and DC system, substation synthetical automation system overhaul.