给自己供电、“移峰填谷”式制冷 减碳智慧融入超级工程

Core Viewpoint - Xiamen Xiang'an International Airport is the largest new airport under construction in China during the 14th Five-Year Plan period, scheduled to commence operations by the end of 2026 [1] Group 1: Airport Features - The airport's terminal decoration and construction are expected to be completed by December 30, 2025, entering the flight acceptance phase [1] - The airport features a photovoltaic roof system with a total area of approximately 56,000 square meters, equivalent to nearly 8 standard football fields, and a capacity of 11.5 megawatts [3] - The photovoltaic panels are designed to generate an estimated annual electricity output of about 13 million kilowatt-hours, meeting over 15% of the terminal's electricity needs and reducing carbon emissions by approximately 9,350 tons annually [5] Group 2: Energy Efficiency Measures - The airport employs a "time-shift" cooling system using three large water storage tanks, which store cold energy at night and release it during the day, saving about 4.5 million kilowatt-hours of electricity and reducing carbon emissions by around 3,440 tons each year [7] - The comprehensive measures, including photovoltaic power generation, green building practices, efficient equipment, and landscape carbon sinks, are projected to achieve an annual carbon reduction of 230,000 tons once the airport is operational [7] Group 3: Operational Capacity - Upon completion, the airport is expected to accommodate an annual passenger throughput of 45 million, a cargo throughput of 750,000 tons, and 380,000 aircraft takeoffs and landings [7]