Core Insights - The Zhangbei-Shengli 1000 kV UHVAC project has successfully operated for one year, delivering over 700 million kWh of electricity, equivalent to the annual consumption of 270,000 households, and reducing carbon dioxide emissions by approximately 690,000 tons [1] Group 1: Project Overview - The total investment for the Zhangbei-Shengli UHV project is 6.786 billion yuan, with a total length of 732 kilometers, connecting Hebei Zhangjiakou to Inner Mongolia Xilin Hot [1] - The project is a key initiative in the national "14th Five-Year" electricity development plan, enhancing the proportion of renewable energy in UHV channels [1] Group 2: Operational Achievements - The operation and maintenance unit has successfully addressed challenges such as severe cold and strong winds, utilizing a "drone + small flying person" method for live-line maintenance [1] - The project has implemented a digital system and intelligent inspection robots for comprehensive monitoring of station equipment, alongside regular manual inspections [1] Group 3: Future Plans - The company plans to strengthen collaboration with meteorological and fire departments to ensure stable delivery of clean electricity from Inner Mongolia to the North China load center [1]

Core Insights - The Zhangbei-Shengli 1000 kV UHVAC project has been operational for one year, delivering over 700 million kWh of electricity, equivalent to the annual consumption of 270,000 households, and achieving significant environmental benefits by reducing CO2 emissions by approximately 690,000 tons [1][2]. Group 1: Project Overview - The Zhangbei-Shengli UHV project is a key initiative under the national "14th Five-Year" electricity development plan, with a total investment of 6.786 billion yuan and a total length of 732 kilometers, connecting Hebei Zhangjiakou to Xilin Gol League in Inner Mongolia [2]. - This project utilizes UHV technology to link the clean energy base in northern Hebei with the large wind power base in Xilin Gol, significantly increasing the proportion of renewable energy transmitted through UHV channels and enhancing the grid's capacity to absorb green electricity [2]. Group 2: Operational Achievements - The operation and maintenance team has successfully addressed challenges such as severe cold and strong winds, employing innovative methods like "drone + small flying person" for live-line maintenance and a three-dimensional inspection model combining drones, visualization, and manual checks [4]. - A specialized operation and maintenance plan has been developed to ensure safety during recent cold wave conditions, implementing a "same entry, same exit" monitoring approach to ensure accountability and effective measures [4]. - The company plans to strengthen collaboration with meteorological and fire departments for precise weather forecasting and targeted emergency drills, forming a rapid response mechanism to ensure stable delivery of clean electricity from Inner Mongolia to the North China load center [4].