核能
Search documents
专家预计:中国5年内将点亮第一盏“核聚变灯”
Guan Cha Zhe Wang· 2025-04-27 09:20
Core Viewpoint - Nuclear fusion energy is seen as the ultimate solution for human energy needs, providing green, safe, and unlimited energy sources, with expectations to see the first operational fusion light by 2032 [1][3]. Group 1: Nuclear Fusion Development - The construction of a fusion energy experimental device is expected to be completed by 2027, with a roadmap leading to the world's first fusion demonstration power plant [1][3]. - The Chinese fusion engineering demonstration reactor (CFEDR) has begun its design phase, aiming to bridge the gap between ITER and prototype fusion power plants [1][3]. Group 2: Nuclear Fission and Fusion Synergy - The "Good Hope Science Salon" discussed the collaborative innovation between fission (small reactors) and fusion, emphasizing the strategic importance of nuclear energy in addressing climate change and energy security [1][3]. - Experts highlighted that nuclear power is a crucial pillar for solving energy issues in China, with a target of 65 million kilowatts of nuclear power capacity by the end of 2025 [3][4]. Group 3: Small Modular Reactors (SMRs) - The next decade is critical for the development and promotion of small modular reactors (SMRs), which have various design options and advantages over large reactors, such as shorter construction times and lower investment costs [4][6]. - SMRs are expected to play a significant role in powering data centers and replacing retired coal power plants, with commercial demonstration projects anticipated by around 2030 [6][7]. Group 4: Future Energy Transition - The transition from fossil fuels to green energy is projected to occur by the end of the century, with both fusion and fission technologies being essential for this shift [7]. - The collaborative development of SMRs and controllable nuclear fusion is viewed as a dual-engine driving the energy revolution, requiring supportive policies and public understanding [7]. Group 5: Community and Collaboration - The "Good Hope Science Salon" aims to foster cross-disciplinary exchanges in technology innovation, with future discussions planned on various cutting-edge fields [7].
中国核能行业协会专家委特邀顾问王炳华:小型堆发电、供热成本较燃气机组具有优势
news flash· 2025-04-27 08:55
中国核能行业协会专家委特邀顾问王炳华27日在2025春季核能可持续发展国际论坛上表示,目前全世界 范围内正在掀起核能小型堆开发热潮。小型堆综合利用应用场景丰富、市场需求广阔。初步测算表明, 小型堆发电、供热成本较燃气机组具有优势。王炳华介绍,初步测算,单一"供暖"小堆单位千瓦热比投 资约为0.7万元/kW(t),"供暖+工业供汽"小堆单位千瓦热比投资约1.2万—1.5万元/kW(t)。考虑热电转换 比约3:1的条件下,总体来看,当前阶段小型模块化反应堆单位千瓦建造成本约为大型商用压水堆核电 项目2倍。初步测算,平准化电价、热价水平较天然气发电、供热具有优势。未来,在批量化规模化发 展条件下,市场竞争力将显著增强。我国小型堆发展还面临一定问题和挑战。王炳华建议,国家层面统 筹制定小型堆发展战略,在新一轮科技重大专项中接续设立小堆专项,支持小型堆型号研发,形成一批 国家级小型堆型号序列;建立健全适应小堆发展的法规标准和审评体系;将小型堆作为实施我国核 电"走出去"战略的重要抓手;在核能小型堆产业化初期,给予产业扶持政策。(上海证券报) ...
双擎驱动能源升维!专家预计:2027年建成聚变能实验装置、2030年完成小型堆核电站商业示范
Zheng Quan Shi Bao Wang· 2025-04-27 08:20
Group 1 - Nuclear fusion energy is viewed as the ultimate solution for human energy needs, providing green, safe, and unlimited energy [1] - The construction of a fusion energy experimental device is expected to be completed by 2027, with the first demonstration of fusion energy anticipated within five years [1] - The strategic value of nuclear energy is increasing under the dual pressures of climate change and energy security, with plans to achieve 65 million kilowatts of nuclear power capacity by the end of 2025 [1] Group 2 - The next decade is critical for the development and promotion of small modular reactors (SMRs), with nearly a hundred design proposals covering various reactor technologies [2] - SMRs are characterized by shorter construction periods, lower individual investment, and greater site adaptability, making them increasingly popular globally [2] - By 2030, China's data center electricity consumption is projected to reach 400 TWh, doubling from 2020, highlighting the commercial potential of SMRs in energy supply [2] Group 3 - Both SMRs and fusion reactors are current research and investment hotspots, with SMRs combining the maturity of Generation III reactors and the innovation of Generation IV [3] - There is a need for standardization and mass production of SMRs to reduce costs and prove their competitiveness against large reactors [3] - Fusion reactors face challenges related to materials, costs, and engineering, with expectations of completing experimental and demonstration phases within the next twenty years [3]
蓝皮书预计2030年前我国在运核电装机规模有望跃居世界第一
Xin Hua Cai Jing· 2025-04-27 07:19
Core Insights - The "China Nuclear Energy Development Report (2025)" predicts that by 2030, China's operational nuclear power capacity will become the largest in the world, given the current construction pace [1][4]. Industry Overview - The global nuclear energy sector is experiencing a revival, with the International Atomic Energy Agency (IAEA) raising its nuclear power development forecasts for four consecutive years. Additionally, 31 countries and regions have signed the "Triple Nuclear Energy Declaration," indicating increased policy support for nuclear energy from major nuclear nations [4]. - As of the end of 2024, China will have 57 operational nuclear power units with a total installed capacity of 59.76 million kilowatts, ranking third globally. The average utilization hours for nuclear power in 2024 are projected to be 7,797 hours, with a cumulative generation of 444.7 billion kilowatt-hours, accounting for 4.72% of the national total generation [4]. Future Projections - The report anticipates a rapid evolution in the international nuclear energy competitive landscape. China aims to maintain an open and cooperative stance to promote international nuclear collaboration, enhance its nuclear technology innovation system, and accelerate advancements in key nuclear technologies [4]. - The proportion of nuclear power in China's electricity market transactions has increased from approximately 30% in 2020 to 46.1% in 2024, indicating a trend of gradual growth [5]. - As the share of renewable energy rises, challenges such as real-time power balance and frequency and voltage support will become more pronounced. Nuclear power is expected to play a crucial role as a stable foundational energy source, particularly in providing base load, grid security support, and emergency backup [5].
杨长利:核能是实现“双碳”目标、保障能源安全的重要战略选择
Xin Lang Cai Jing· 2025-04-27 03:02
Core Viewpoint - Nuclear energy is a crucial strategic choice for China to achieve its "dual carbon" goals and ensure energy security, with a commitment to high-quality development and international cooperation in nuclear energy [1] Group 1: Global Nuclear Energy Landscape - As of 2024, there are 417 operational nuclear power units globally, with a total installed capacity nearing 400 million kilowatts and an annual generation of 2.8 trillion kilowatt-hours, accounting for 9% of total electricity generation [1] - There are 65 nuclear power units under construction worldwide, with an installed capacity of 72.6 million kilowatts, marking the highest level since 1990 [1] - Nuclear energy is recognized for its contributions to energy security, optimizing energy structure, and facilitating energy transition [1] Group 2: China's Nuclear Energy Development - By 2030, it is expected that China's operational nuclear power capacity will reach 110 million kilowatts, with current operational units numbering 58 and a total capacity of 60.96 million kilowatts [2] - China has 44 approved units under construction with a capacity of 52.35 million kilowatts, making it the world's largest nuclear power producer [2] - In 2024, China's nuclear power generation is projected to be 444.7 billion kilowatt-hours, representing 4.72% of the national total and equivalent to a reduction of 334 million tons of CO2 emissions [2] Group 3: Safety and Technological Advancements - China adheres to a "safety first" policy in nuclear power development, with over 600 operational years without any incidents rated at level 2 or above on the International Nuclear Event Scale (INES) [3] - The performance metrics of China's nuclear power units show that 82.18% meet excellent standards, 84.79% meet advanced standards, and 92.07% meet median standards [3] - China's third-generation nuclear technology is in mass construction, with the "Hualong One" design having 7 units in operation and 26 units approved for construction [3]
科学家“把脉”核能发展:5年内有望“点亮聚变灯”
Xin Hua Cai Jing· 2025-04-27 01:33
Core Insights - Nuclear energy is increasingly recognized for its strategic value as a low-carbon, dispatchable baseload energy source amid pressures from climate change and energy security [1] - China plans to complete a fusion energy experimental facility by 2027, with expectations to see the first demonstration of fusion energy within five years [1] Group 1: Nuclear Energy Development - The "Good Hope Science Salon" focused on the theme of "Nuclear Energy Dual Engines: Collaborative Innovation of Fission and Fusion," bringing together experts from academia, industry, and finance to assess China's nuclear energy development [1] - The technical roadmap for China's magnetic confinement fusion energy development includes the construction of an experimental facility, a fusion experimental reactor, an engineering demonstration reactor, and a prototype fusion power plant [1] - The Chinese fusion engineering demonstration reactor (CFEDR) has begun design planning, aiming to be the world's first fusion demonstration power plant [1] Group 2: Small Modular Reactors (SMRs) - The next decade is seen as a critical window for the development and promotion of small modular reactors (SMRs), which offer advantages such as shorter construction times, lower individual investment, and greater site adaptability compared to large reactors [2] - China's first fourth-generation nuclear power project, a pebble bed high-temperature gas-cooled reactor, has been completed, and the country is expected to lead in the construction of the first land-based commercial modular small reactor, "Linglong One" [2] - The electricity consumption of data centers in China is projected to reach 400 terawatt-hours by 2030, double that of 2020, indicating a growing demand for energy solutions like SMRs [2] Group 3: Synergy Between SMRs and Fusion - The collaborative development of SMRs and controllable nuclear fusion is viewed as a "dual engine" for the energy revolution, emphasizing the need for policy coordination, patient capital support, and public understanding [3] - The "Good Hope Science Salon" is organized by Zhongke Chuangxing, focusing on hard technology entrepreneurship and investment, aiming to explore new paradigms and paths for technological innovation and the integration of future industries [3]
如何开展“人造太阳”聚变研究辐射安全监管?生态环境部回应
Xin Jing Bao· 2025-04-23 06:46
规范监督管理,减少监管的不确定性。"上述监管通知的范围包容现有的各种技术路线,也纳入当前可 预期的磁约束聚变试验装置、惯性约束聚变装置以及新型的磁约束聚变装置。"她说,同时为了推动国 内聚变技术的发展和科技创新,对于聚变能的工程应用装置也做了原则性的规范。 以风险为指引,科学分析评估各类装置的辐射安全风险,确认装置的类别,分级分类开展环境影响评价 和辐射安全许可审查。目前生态环境部已经向中核集团西南物理研究院、中科院合肥物质院等11家单位 颁发了聚变装置的辐射安全许可证。 下一步,生态环境部将推进聚变法规标准体系的制定,密切跟踪国际聚变发展形势,积极参与国际标准 的制定,以科学严密的制度筑牢聚变事业安全发展的根基。同时加强专业人才队伍建设,"特别是吸纳 有聚变专业背景的人才,建立聚变专家咨询库。"她说。 新京报讯(记者张璐)近年来,全超导托卡马克核聚变实验装置(EAST)、"中国环流三号"(HL-3)等"人造太 阳"聚变研究进展可喜。对聚变的辐射安全监管有哪些考虑?4月23日,生态环境部辐射源安全监管司司 长刘璐予以回应。 "作为监管部门,我们一直密切跟踪聚变科研的动态,并且积极开展前瞻性研究,在现有的辐射安 ...
OpenAI有意收购谷歌Chrome浏览器;特斯拉财报数据糟糕,马斯克暗示下月起抽身DOGE 丨全球科技早参
Mei Ri Jing Ji Xin Wen· 2025-04-23 00:09
Group 1 - Tesla's Q1 2025 earnings report showed disappointing results, with revenue of $19.335 billion, a year-over-year decline of 9.2%, and operating profit of $399 million, down 66% from expectations [2] - Earnings per share (EPS) fell by 40%, significantly below analyst expectations of a 4.4% decline [2] - Elon Musk indicated a shift in focus away from the "Department of Government Efficiency" (DOGE) to prioritize Tesla's core business [2] Group 2 - Sam Altman, CEO of OpenAI, will resign as chairman of the nuclear startup Oklo to allow for more flexible collaboration opportunities [3] - Oklo is focused on developing advanced nuclear reactors, aligning with the global demand for clean energy [3] - Altman's departure may open new avenues for partnerships in the energy sector [3] Group 3 - OpenAI expressed interest in acquiring Google's Chrome browser if a federal court mandates its divestiture [4] - The integration of Chrome with OpenAI's products could enhance user experience [4] - The potential acquisition could reshape competition in the browser industry [4] Group 4 - Apple removed the phrase "now available" from its AI feature advertisements following a ruling by the National Advertising Division (NAD) for misleading promotion [5] - This action may impact Apple's brand image and consumer trust in the short term [5] - The incident highlights the importance of advertising compliance for companies [5] Group 5 - Meta launched a video creation app called Edits, aimed at competing with CapCut [6] - Initially, all features of Edits will be free, with potential for future paid functionalities [6] - The app allows creators to export watermark-free videos for use on any platform [6]
走进中国“人造太阳”诞生地:2027年中国将建成聚变能实验装置,在全球率先演示聚变发电
Huan Qiu Wang Zi Xun· 2025-04-22 22:56
Core Insights - China's "artificial sun," the Experimental Advanced Superconducting Tokamak (EAST), achieved a significant breakthrough by maintaining a high-confinement mode plasma at 1 million degrees Celsius for 1066 seconds, setting a new world record for tokamak devices [1][2][5] Group 1: Technological Achievements - The EAST device is the world's first non-circular cross-section superconducting tokamak, focusing on long-pulse, high-confinement, and steady-state operation conditions for fusion reactor physics and engineering technology, incorporating over 200 core technologies [2] - The successful operation of EAST demonstrates the feasibility of controlled nuclear fusion, which is considered the "ultimate energy" source, with fuel derived from seawater being nearly limitless and producing only harmless helium as a byproduct [2][6] Group 2: Experimental Progress - The achievement of the "million-degree, thousand-second" record involved 15,000 experiments across 22 rounds, marking significant milestones from 60 seconds to 1066 seconds [3][5] - Maintaining plasma stability for extended periods requires overcoming numerous technical challenges, including precise control of plasma to prevent contact with the device's inner wall, which can melt at extreme temperatures [3] Group 3: Future Prospects - The success of EAST signifies a major leap from basic science to engineering practice in nuclear fusion research, enhancing global confidence in fusion energy and providing critical data for related studies [5] - The next steps in China's fusion energy roadmap include the construction of the Fusion Energy Experimental Device (BEST), expected to demonstrate energy generation by the end of 2027, and the design of the China Fusion Engineering Demonstration Reactor (CFEDR) [6][7] Group 4: Broader Impact - The development of fusion energy is not only aimed at providing clean energy but also drives advancements across various industries, including superconductors, power sources, materials, and cryogenics, benefiting sectors like transportation, healthcare, and aerospace [7]
2025年,北美又一家核能创企要IPO了
3 6 Ke· 2025-04-22 10:09
Core Insights - The article discusses the increasing energy demands of AI technologies and the potential of nuclear energy, particularly through the innovations of Terrestrial Energy, a startup focused on molten salt reactors [1][4][17]. Group 1: Energy Demand and AI - AI technologies, such as ChatGPT, are consuming significant amounts of electricity, with estimates indicating that the AI industry could require between 85 to 134 terawatt-hours of power annually by 2027, equivalent to the total electricity consumption of Beijing in 2023 [4][17]. - The CEO of OpenAI, Sam Altman, emphasizes the need for breakthroughs in energy supply to support the growing demands of AI [1][4]. Group 2: Terrestrial Energy Overview - Terrestrial Energy, founded in 2012 and based in North Carolina, is developing advanced modular nuclear power plants using integrated molten salt reactor (IMSR) technology, which is significantly smaller and more efficient than traditional nuclear plants [5][6]. - The company plans to go public through a SPAC merger, aiming to raise $280 million, with 60% of the funds allocated for the construction of its first commercial reactor [12][13]. Group 3: Advantages of IMSR Technology - IMSR technology offers enhanced safety, as it eliminates the risk of pipe failures and can automatically flow into a safety container in case of system failure [6]. - The economic benefits include a 50% higher thermal efficiency compared to traditional reactors, a 40% reduction in nuclear waste, and lower maintenance costs due to less frequent fuel changes [9][11]. - IMSR's flexibility allows it to supply power to both large cities and remote areas, and it can store excess energy as heat during low demand periods [9][11]. Group 4: Regulatory and Commercialization Aspects - Terrestrial Energy has successfully navigated regulatory processes, receiving approvals from Canadian and U.S. nuclear regulatory bodies, which boosts investor confidence [11][12]. - The company has established partnerships with major organizations, including Westinghouse Fuels and Schneider Electric, to advance its commercialization efforts [12][11]. Group 5: SPAC Financing Model - The SPAC model provides nuclear startups with significant upfront capital, allowing them to secure funding without the lengthy process of traditional IPOs [13][14]. - SPAC mergers can help avoid market volatility and provide a faster route to public listing, which is particularly beneficial for technology-sensitive sectors like nuclear energy [14][16]. Group 6: Public Sentiment and Market Potential - Public support for nuclear energy in the U.S. has increased, with 77% of Americans favoring its development in 2024, reflecting a significant shift in perception over the past three decades [17][20]. - The global nuclear technology market is projected to be worth nearly a trillion dollars, with annual investments in the sector growing by nearly 50% in the last three years, surpassing $60 billion [17][20].