企业自备电厂并网后变电站继电保护及自动装置整定方案

Substation Relay Protection and Automatic Device Setting Scheme After Interconnection of Enterprise-owned Power Plant

文章阐述了企业自备电厂接入系统后,系统运行的线路、变压器的保护整定值及与其相关的自动装置定值均需做出相应调整,以减少在主供电源线故障时因自备电厂接入对主系统设备的影响。

Protection setting value of transmission line,transformer and related automatic device must be adjusted correspondingly to decrease the influence to main system equipment due to interconnection of enterprise-owned power plant when mains power failed.