【科技日报】世界唯一运行的钍基熔盐堆实现钍铀核燃料转换

Core Insights - The development of a 2 MW liquid fuel thorium-based molten salt experimental reactor in Gansu, China, marks a significant milestone in thorium resource utilization and advanced nuclear energy systems [1][2] - The thorium molten salt reactor operates without the need for water, allowing for potential inland nuclear power station construction, which is a departure from conventional coastal nuclear plants [1][2] Group 1: Technological Advancements - The thorium molten salt reactor has achieved the world's first thorium fuel conversion in a molten salt reactor, providing essential technical support for large-scale thorium resource development [1] - The reactor's design allows for continuous fuel replenishment without the need to shut down, enhancing fuel utilization and significantly reducing radioactive waste generation [2] Group 2: Safety Features - The thorium molten salt reactor operates at atmospheric pressure, eliminating explosion risks associated with high-pressure systems [2] - The reactor is designed with a complete shielding system and is built underground, ensuring that in the event of a leak, the molten salt will solidify quickly, controlling potential risks [2] Group 3: Industry Development - A nascent industrial chain related to thorium molten salt reactor technology has formed in China, with nearly a hundred research institutions collaborating on various technical challenges [2] - The goal is to establish a 100 MW thorium molten salt reactor demonstration project by 2035, accelerating technological iteration and engineering transformation [3]