光纤方向纵联保护误动的原因分析与改进

文中介绍了35千伏及以下使用的光纤方向纵联保护的原理,并结合光纤方向纵联保护误动进行了原因分析。通过分析发现了光纤纵联方向保护存在的设计缺陷,并提出了积极有效的改进措施。

Have introduced 35 kilovolts and the following optic fibre direction that use and united the principle protected in the article vertically,accord with the optic fibre direction and unite and protect and move reason to analyze vertically by mistake. Through analyze,find optic fibre to be vertical to unite direction protect design defect that store in, have put forward the positive and effective improvement measure.