“中国环流三号”首次实现“双亿度” 新一代人造太阳挺进燃烧实验

Core Insights - The "China Fusion Engineering Test Reactor" has achieved a significant milestone by reaching a nuclear temperature of 117 million degrees Celsius and an electron temperature of 160 million degrees Celsius, marking a major advancement in China's nuclear fusion research towards combustion experiments [1][2] Group 1: Technological Achievements - The experiment successfully utilized multiple types of internationally advanced fusion research core equipment developed independently by China, including a high-power microwave cyclotron with a maximum injection power of 2.5 megawatts [2] - Two sets of high-power neutral beam injection heating systems, with complete independent intellectual property rights, were built and operated, achieving a maximum power of 7 megawatts per beam line, placing them among the international top tier [2] - The research team proposed and implemented a new method to enhance core energy confinement, successfully suppressing core magnetohydrodynamic instabilities that limit nuclear temperature increases [2] Group 2: Measurement and Control Systems - The experiment effectively addressed the core challenges of precise measurement of billion-degree temperatures and plasma density in fusion reactors [3] - The independently developed fusion device control system, referred to as the "central nervous system," has been successfully applied in over 10 research institutions and universities, providing a "Chinese core" for future fusion reactors [3] - The research team upgraded and developed the original ultrasonic molecular beam fusion fueling technology, ensuring the control requirements for high-parameter operation of the fusion device [3]