全球首个！上海“人造太阳”又破纪录了 | 国家未来产业地图

Core Insights - The article discusses the recent advancements in controlled nuclear fusion technology, specifically highlighting the achievements of the commercial company Energy Singularity with its "Honghuang 70" high-temperature superconducting tokamak, which successfully achieved a steady-state long pulse plasma operation lasting 1337 seconds [1][4]. Group 1: Company Achievements - Energy Singularity's "Honghuang 70" is the first commercially developed tokamak to achieve a long pulse plasma operation exceeding 1000 seconds, marking a significant milestone in nuclear fusion research [1][4]. - The tokamak's recent experiments have demonstrated the effectiveness of AI-based plasma feedback control technology, which has improved plasma operation capabilities [8]. - The company aims to develop the "Honghuang 170," a compact high-temperature superconducting tokamak, which is intended to be the world's lowest-cost device capable of achieving net energy gain from deuterium-tritium fusion [8][9]. Group 2: Technical Details - The "Honghuang 70" was built with over 96% domestic components and represents a significant step in China's nuclear fusion capabilities, being the first fully superconducting tokamak developed by a commercial entity [9]. - The tokamak's performance is evaluated based on key physical parameters, including plasma current, temperature, density, and the fusion triple product, which is crucial for determining the feasibility of achieving ignition conditions [4][5]. - The article notes that the current mainstream technology for controlled nuclear fusion is the tokamak, with other notable devices like EAST and "Chinese Circulation No. 3" also utilizing this technology [10]. Group 3: Industry Context - Shanghai has positioned nuclear fusion energy as a key focus area for technological advancement and future industry development, with a relatively complete and diverse technological route for the nuclear fusion industry chain [11]. - Other companies in the sector, such as Xinghuan Fusion and Honghu Fusion, are exploring different routes within magnetic confinement fusion, indicating a competitive landscape in China's nuclear fusion industry [11].