±800千伏甘肃—浙江特高压直流工程甘肃段进入铁塔组立阶段

北极星智能电网...2025-08-04

来源：国家电网报7月30日10时，±800千伏甘肃—浙江特高压直流工程甘肃段铁塔组立在武威市民勤县、平凉市静宁县的两基塔位同步展开，标志着该工程甘肃段全面进入铁塔组立阶段。据介绍，甘肃—浙江特高压工程甘肃段约24%的塔基位于腾格里沙漠流动沙丘区域，地质具有结构松散、承载力低、侵蚀性强等特征。在铁塔组立阶段，施工单位采用国网甘肃省电力公司自主研发的浅埋重力式地锚体、斜拉式锚钻提升作业效率。“浅埋重力...

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