中国首个大容量钠离子储能电站扩容工程投运

Core Insights - The Fulin Sodium-ion Battery Energy Storage Station's second phase expansion project has officially commenced operations, marking China's first large-capacity sodium-ion battery storage facility [1][3] - The project aims to enhance the efficient consumption of green electricity and is part of a national key research and development plan focused on sodium-ion battery storage technology [1][3] Summary by Sections Project Overview - The second phase of the Fulin Sodium-ion Battery Energy Storage Station has been launched, expanding from an initial capacity of 10 megawatt-hours (MWh) to a planned capacity of 40 MWh, resulting in a total capacity of 50 MWh upon completion [3] - The project has successfully developed a 210 amp-hour sodium-ion storage battery and the first domestic 10 MWh storage system, addressing gaps in sodium-ion battery materials, integration technology, and safety control [3] Environmental Impact - The expanded station is expected to achieve 600 charge and discharge cycles annually, facilitating the consumption of approximately 30 million kilowatt-hours of wind and solar energy each year, equivalent to reducing standard coal consumption by 9,000 tons and cutting carbon dioxide emissions by 13,500 tons [3] - This energy output can meet the annual electricity needs of around 20,000 households [3] Industry Significance - The advancements in the Fulin station's construction and upgrades signify a major leap from technical validation to system optimization, laying a solid foundation for the standardized promotion of sodium-ion battery technology in large-scale energy storage [3] - The significance of the second phase expansion extends beyond mere capacity increase, providing dual guarantees of resource security and technological independence for China's renewable energy development, thereby enhancing the reliability of green electricity for consumers [3][4]