甘肃—浙江±800千伏特高压直流输电工程（甘肃段）首次跨越作业完成

Core Points - The Gansu-Zhejiang ±800 kV UHVDC project is a key initiative under China's 14th Five-Year Plan for power development, representing the world's first UHVDC project utilizing flexible DC transmission technology at both sending and receiving ends [2] - The project spans approximately 2,370 kilometers, starting from Wuwei City in Gansu Province and ending in Shaoxing City in Zhejiang Province, with an annual electricity transmission capacity exceeding 36 billion kilowatt-hours, of which over 50% will come from renewable energy sources [2] - The project is expected to reduce carbon emissions by 17 million tons, significantly contributing to the clean energy development and utilization in Gansu, a province known for its wind and solar resources [2] Group 1 - The successful completion of the first crossing operation of the Gansu-Zhejiang ±800 kV UHVDC project marks a significant milestone, laying a solid foundation for subsequent construction [1] - The crossing operation involved three towers and a line length of 0.758 kilometers, utilizing a "耐-直-耐" crossing method, with tower heights of 73 meters and 110 meters [1] - The project faced challenges such as extreme weather conditions and tight construction schedules, prompting the Gansu Electric Power Company to implement specialized planning for material supply, local coordination, and safety management [1]