8月22日,由水电五局承建的巨龙铜矿二期改扩建工程220千伏输变电工程全面转入架线施工阶段,为整个工程按期投运奠定了坚实基础。
该工程起于西藏自治区拉萨市林周县的拉萨500千伏变电站,止于拉萨市墨竹工卡县拟建的巨龙二期220千伏变电站,途经林周县、达孜区、墨竹工卡三县区。其约2*10千米的线路路径不通公路,交通条件极为不便。工程线路沿线海拔高程约3600-5526米之间,其中最高机位NB88号塔海拔达5526米,是目前世界最高海拔输变电工程。
导线施工在输电线路建设技术最为复杂的关键环节之一。工程建成后,将为巨龙铜矿二期工程电网提供更加充足稳定的电力保障,对推动西藏地区经济社会高质量发展具有重要意义。
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