发电机逆功率保护

电压互感器二次回路异常引起发电机逆功率保护误动作的原因分析及解决方法

Reason analysis and its countermeasure of generator reverse power protection malfunction caused by the secondary circuit anomaly of voltage transformer

通过对变压器纵差保护及发电机逆功率保护不正确动作原因的分析，提出了提高发电机变压器保护动作可靠性的措施，即保证二次回路、良好构成逻辑简单及整定值合理等。

This paper analyzes incorrect action reasons of transformer longitudinal differential protection and generator reverse power protection , puts forward the measures to improve the reliability of generator and transformer protection . The measures are to ensure proper secondary circuit , constitute simple logic and reasonable set value .

发电机程序逆功率保护回路改造

Protection Circuit Retrofit on Negative Power of Procedure of Generator