220kV线路保护装置之间的联系问题

The Link between 220 kV Line Protection Devices

高压输电线路保护采用双微机方式 ,是目前常采用的线路保护配置方式 ,对双微机配置的线路保护装置间的电气联系进行分析论述 ,并绘出具体电气联系图 。

Dual PC is the commonly used line protection method. The electrical link between line protection devices with dual PC configuration is analyzed and the detailed electrical diagram provided, which will be beneficial for future operation.