二滩电站水轮发电机新绝缘及评定方法

The New Insulation System for Largest Hydrogenerator in China

本文论述了二滩水电站 5 5 0 MW水轮发电机定子和转子绕组线圈所采用的新绝缘系统。这种新绝缘及其在绝缘结构、工艺和材料方面的综合指标达到了加拿大和美国的标准要求 ,并正在用于三峡水电站 70 0

This paper introduces a modern insulation system of stator and rotor winding coils of 550 MW hydrogenerator for Er Tan hydropower station.This new insulation system and its successive innovation in structure,technology and insulation material satisfies the Canada and USA Standard,which is being applied to 700 MW hydrogenerators of Three Gorge hydropower station which is the largest one in the world.