比率制动式发电机纵差保护误动作问题的分析和处理

Analysis and treatment of maloperation problem of percentage restraint type generator longitudinal differential protection

通过对丹霞电站机组比率制动式纵差保护误动作情况的分析 ,找出了纵差保护误动作的原因 ,并提出了改进措施。

A maloperation cause of longitudinal differential protection is presented based on maloperation analysis of percentage restraint type generator longitudinal differential protection in Danxia power plant in this paper.And an improved method is proposed.