美银：带你走进核聚变反应堆!不产生钚或浓缩铀，强大到举起航空母舰的超导磁体!

Core Insights - The recent State Council meeting approved the "Manufacturing Green Low-Carbon Development Action Plan (2025-2027)", which is expected to boost nuclear energy, environmental protection, and photovoltaic sectors [1] - Trump's announcement of a new nuclear policy aims to initiate the construction of 10 large nuclear power plants by 2030 and quadruple the U.S. nuclear power capacity by 2050, leading to a surge in nuclear-related stocks [1] - Bank of America organized a field trip to leading nuclear fusion research centers in France, including the CEA and ITER, to provide investors with insights into the latest developments in nuclear fusion technology [1][4] Nuclear Fusion Research - Nuclear fusion is considered a key to decarbonization and is viewed as the "holy grail" of energy transition, offering a safe and sustainable path for clean energy [2] - The ITER project, with a budget of $22 billion, aims to demonstrate the feasibility of large-scale nuclear fusion power generation and is a multinational collaboration involving several countries [3][7] - The CEA's WEST tokamak recently set a world record by maintaining nuclear fusion plasma at 50 million degrees Celsius for 22 minutes, contributing to the testing of components needed for ITER [3][20] Technical Challenges and Innovations - Achieving nuclear fusion requires creating plasma at temperatures ten times hotter than the sun, which presents significant engineering challenges, particularly in material science [2][11] - The ITER project aims for a 10:1 energy gain ratio, which will be achieved by scaling up the machine size compared to existing reactors [12] - Key challenges include developing materials that can withstand extreme temperatures and neutron damage, effective heat management, and ensuring the self-recycling of tritium fuel [13] Economic and Geopolitical Aspects - The ITER project involves seven participating countries, sharing costs and intellectual property, highlighting the importance of international cooperation despite geopolitical tensions [8] - The potential for nuclear fusion to provide zero-carbon energy and serve as a heat source for industrial processes could significantly enhance energy security [6] Future Prospects - The timeline for ITER's full operation has been pushed to 2039 due to technical and regulatory delays, but the project is expected to create commercial potential for various technologies [16] - The construction of superconducting magnets for ITER is underway, with the capability to generate a magnetic field strong enough to lift an aircraft carrier [14] - The operational power demand for ITER during peak plasma operation is projected to be between 110 MW and 620 MW, with significant energy consumption for cooling and low-temperature systems [15]