够中国用2万年？我国攻克世界级难题，抢先美国打造“无限能源”

Core Viewpoint - China is actively exploring thorium-based molten salt reactors as a reliable path to ensure energy supply, leveraging its abundant thorium resources to enhance energy security and reduce dependence on imported uranium [2][4][20] Group 1: Thorium Resource and Technology Development - Thorium is more abundant than uranium and has a simpler extraction process, making it a promising alternative for nuclear energy development [2] - Since the late 1990s, Chinese scientists have focused on thorium technology, leading to the official launch of advanced nuclear energy projects in 2011, with thorium molten salt reactors as a key focus [4] - The successful conversion of thorium to uranium-233 in a 2 MW experimental reactor marks the first practical closed-loop operation of thorium fuel in a molten salt reactor globally [10][20] Group 2: Safety and Efficiency Advantages - Liquid molten salt reactors distribute heat evenly and operate at atmospheric pressure, significantly reducing the risk of explosions compared to traditional solid fuel reactors [12] - The Chinese team has developed corrosion-resistant materials to ensure stable operation at temperatures exceeding 600 degrees Celsius, addressing challenges faced during construction [12][14] - The conversion efficiency of the thorium molten salt reactor is reported to be as high as 95%, with waste generation only a fraction of that from traditional reactors [14] Group 3: Strategic Implications and Future Prospects - The advancements in thorium technology position China favorably in the global nuclear energy competition, allowing for energy independence and a potential long-term supply of over 20,000 years based on current consumption rates [16][20] - The thorium reactor design is suitable for inland deployment, requiring less cooling water, and can efficiently operate in arid regions, complementing renewable energy sources for stable power supply [18] - The successful development of thorium technology reflects China's commitment to energy security and climate change mitigation, with future commercialization expected to amplify its value [20]