拉西瓦电站发电机100%定子接地保护的应用

100% Laxiwa Power Generator Stator Ground Protection Applications

本文以拉西瓦水电站700MW水轮发电机(型号为SF700-42/13770)定子接地保护为例,根据发电机安装于地下厂房,为密闭自循环空气冷却半伞式的特点,探讨了拉西瓦水电站发电机100%定子接地保护的种类、原理、应用及各自的特点.

This paper Laxiwa 700MW hydropower generator（Model SF700-42/13770） stator ground fault protection,for example,under the generator installed in the underground powerhouse,the closed loop air-cooled and a half since the umbrella of the characteristics of of the Laxiwa hydropower generator stator ground protection 100% of the types,principles,applications and their characteristics.