我国首个配置冷却塔的“华龙一号”核电机组全面开建

Core Insights - The Shandong Zhaoyuan Nuclear Power Project's Unit 1 has successfully completed the first concrete pouring for the nuclear island, marking the full launch of the project's first phase [1] - The project aims to support Shandong's green and low-carbon energy transition and high-quality economic development, with an expected annual power generation of 50 billion kWh, sufficient to meet the electricity needs of approximately 5 million people [1] - The innovative cooling system, featuring a 203-meter high natural ventilation cooling tower, represents a significant advancement in nuclear power technology, utilizing atmospheric heat instead of seawater for cooling [2] Project Overview - The Zhaoyuan Nuclear Power Project is the tenth nuclear power base established by China General Nuclear Power Group (CGN) in the country, planning to build six "Hualong One" units [1] - The project will significantly reduce coal consumption by approximately 15.27 million tons and cut carbon dioxide emissions by about 46.2 million tons annually [1] Cooling Technology - The project introduces a high-level water collection natural ventilation cooling tower, which allows for the direct cooling source to shift from the sea to the atmosphere, enhancing cooling efficiency and reducing energy consumption [2] - The cooling system includes both natural and mechanical cooling technologies, ensuring continuous operation of the unit for at least 2 hours without external water supply and providing cooling for the reactor for at least 30 days under emergency conditions [2] Construction and Digitalization - Advanced construction techniques such as electric climbing molds and mechanized construction methods are being employed to enhance safety and efficiency in building the cooling tower [3] - The project incorporates digital technologies for real-time monitoring and quality assurance, including automated welding and modular construction processes, marking a shift towards intelligent construction in the nuclear sector [3] Comprehensive Utilization of Nuclear Energy - The project is also focused on the comprehensive utilization of nuclear energy, contributing to clean heating initiatives in Shandong Province, with each unit capable of providing up to 1,000 tons of steam per hour for heating [4] - Future plans include expanding applications for industrial steam, hydrogen production, and seawater desalination, further promoting regional green and low-carbon development [4]