湘钢220kV变电所继电保护配置的实践

Practice of Disposition of Relay Protection Devices for 220 kV Substation

对湘钢新建２２０ ｋＶ变电所原设计给出的继电保护定值配置进行分析，找出了存在的问题，并结合湘钢目前供电系统负荷情况，给出了较为合理的保护配置方案。该方案经过实际运行效果较好。

Disposition of relay protection devices definite value for the newly built 220 kV substation of Xiangtan Iron & Steel Co. is analyzed and problems are found out. In the light of current load of power supply system of Xiangtan Iron & Steel Co. reasonable protection disposition plan is given, which has achieved better effects in practical operation.