溪洛渡水电站具有装机容量大、水头高、地形复杂等特点,经过方案比较,确定采用金属全封闭气体绝缘输电线路.与挤包绝缘电缆方案对比,分析了GIL的合理性,从GIL布置、安装工艺及控制措施、故障段更换工艺及控制措施对GIL引出线方式进行了介绍.%Because of large installed capacity,high head and complex terrain,the metal enclosed gas-insulated transmission line (GIL) is selected for Xiluodu Hydropower Station after comparing with extruded insulation cable.The layout,installation process and control,as well as fault segment replacement and control of GIL are introduced herein.
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