China Nuclear Power News
View more >
First Backup Emergency Diesel Generator of Hualong One Officially Available at Sanao Nuclear Power Unit 2
On October 2, the first backup emergency diesel generator (9LHW) of Hualong One completed the replacement grid connection test at Sanao Nuclear Power Unit 2 and was officially put into service. The equipment can replace any one of the original 12 emergency diesel generators (EDGs) in Phase I and Phase II projects, significantly improving the redundancy, reliability, and maintenance flexibility of the plant's emergency power supply. Sanao Nuclear Power Phase I and Phase II each have 3 emergency busbars, with one EDG configured for each busbar. However, due to the absence of cross-power supply for loads, the preventive maintenance windows of the original units were concentrated, affecting the overhaul schedule. Since 2021, Cangnan Nuclear Power has promoted the project of adding backup diesel generators, improving from the design source, building a new backup emergency diesel generator building (BDD), and constructing corridors and cables connected to each unit...
2026-10-03

Poskom Angular Pinch Magnet Pulsed Power Supply Delivered, X-ray High-Voltage Power Supply Manufacturer Officially Enters Fusion Equipment Sector
Recently, the angular pinch magnet pulsed power supply (TP power supply) independently developed by Poskom has completed delivery, marking that this X-ray high-voltage power supply manufacturer has officially entered the controlled nuclear fusion track. This power supply primarily serves experiments including angular pinch, field-reversed configuration (FRC), magnetized plasma generation, and magnetic confinement compression. It is key specialized power equipment for magnetic confinement controlled nuclear fusion and high-energy-density physics research, featuring hardcore capabilities such as nanosecond-level multi-stage multi-channel pulse timing coordination, waveform fidelity under ultra-high current and strong electromagnetic interference, and precise regulation of mutual inductance coupling multi-waveform attenuation, capable of matching the demanding operating conditions of frontier fusion experiments. Poskom was founded in 2015, focusing on specialized high-voltage power supplies, pulsed...
2026-10-03

Department of Nuclear Medicine at Peking University First Hospital Receives EARL Theranostics Advanced-L2 Certification, Bringing Theranostics in Line with International Standards
The Department of Nuclear Medicine at Peking University First Hospital has recently officially received the Theranostics Advanced-L2 certification issued by EARL (EANM Research Ltd.), an affiliate of the European Association of Nuclear Medicine, becoming one of the few nuclear medicine theranostics centers in China to obtain this high-level certification. The certification audit standards are rigorous, covering comprehensive dimensions including PET/CT quantitative accuracy, therapy center operations, patient safety management, and clinical competency. Passing the certification means that the department's quantitative imaging and targeted therapy data meet internationally mutually recognized standards and can achieve high-level alignment with advanced nuclear medicine centers in Europe and the United States. During the certification review, EANM President-Elect Professor Felix M. Mottaghy and Ms. Iva...
2026-10-03

CGN Cangnan No. 3 Nuclear Power Co., Ltd. Established
According to Qichacha APP, CGN Cangnan No. 3 Nuclear Power Co., Ltd. was recently established, with its business scope including: heat production and supply; technology import and export; goods import and export, etc. Qichacha equity penetration shows that the company is jointly held by China General Nuclear Power Corporation, Zhejiang Zheneng Electric Power Co., Ltd., and Zhejiang Geely Industrial Investment Holding Co., Ltd., a wholly-owned subsidiary of Zhejiang Geely Holding Group Co., Ltd., among others.
2026-10-03

Inner Dome Concrete Pouring of Zhangzhou Nuclear Power Unit 3 Completed
On September 30, as the last batch of concrete was successfully poured into the formwork, China Nuclear Industry 24 Construction Co., Ltd. successfully completed the concrete pouring of the inner dome of the reactor building of the Hualong One Zhangzhou Nuclear Power Unit 3. The achievement of this key milestone marks the full completion of the civil construction of the inner containment for this unit, laying a solid foundation for the subsequent prestressing construction of the containment and the installation of core nuclear equipment. As an important safety barrier of the Hualong One independent third-generation nuclear power technology, the inner dome is located at the top of the nuclear island, and its core function is to ensure the integrity and absolute leak-tightness of the reactor building and prevent the leakage of radioactive substances. Faced with nuclear construction technical challenges such as the complex curved surface structure of the dome and the high difficulty of high-altitude operations, the Zhangzhou Nuclear Power Project Department...
2026-10-02

CGN Environmental Protection and Cangnan Nuclear Power Sign a New Round of General Contracting Agreement for Nuclear Environmental Protection Business
Recently, CGN Environmental Protection and Cangnan Nuclear Power officially signed a new round of general contracting agreement for nuclear environmental protection business. This marks a comprehensive upgrade of their cooperation from version 1.0 to version 2.0, and also a substantive implementation of the Group's deepening reform strategy in the field of nuclear environmental protection. Zhan Weihua, Deputy Party Secretary and General Manager of Cangnan Nuclear Power, and Qin Geng, Party Committee Member and Chief Accountant; Ren Junhua, Deputy Party Secretary and General Manager of CGN Environmental Protection, Lu Shubao, Party Committee Member and Deputy General Manager, and Yang Wei, Party Committee Member and Deputy General Manager attended the signing ceremony. In 2025, CGN Environmental Protection transitioned toward nuclear environmental protection business and signed the first round of general contracting agreements with multiple plants. Over the past year, the company has continuously honed its capabilities in business undertaking and execution, and is accelerating the construction of an integrated...
2026-10-02

All Main Coolant Piping Modules of Unit 1 at China's Guangdong Taipingling Nuclear Power Project in Place
According to reports, on September 29, all main coolant piping modules of the nuclear island of Unit 1 at China's Guangdong Taipingling Nuclear Power Project were hoisted and installed in place. The main coolant piping is known as the "main artery" of the reactor, used to connect the reactor pressure vessel, steam generators and reactor coolant pumps, providing a circulation channel for the primary coolant, and is classified as nuclear safety Class 1 and seismic Category I equipment. The main coolant system of the Hualong One reactor consists of three loops, connecting the three major main equipment into a closed loop through the main coolant piping, and is an important part of the primary pressure boundary. The completion of all installations in place means that the installation of the core major components of the nuclear island is basically completed. The hoisting and installation of the main coolant piping requires precise control of pipe section angles and center-of-gravity positions within a confined space...
2026-10-01

China's "Artificial Sun" BEST Campus Delivered and Commissioned, Controlled Nuclear Fusion Accelerates Toward Engineering Demonstration
On October 1, the campus of the national major project Compact Fusion Energy Experimental Device (Burning plasma Experimental Superconducting Tokamak, BEST) was officially delivered and commissioned, and the main machine simultaneously entered the core assembly stage of the "four-ring set." The device is located in Hefei, Anhui, led in design by the Institute of Plasma Physics, Chinese Academy of Sciences (ASIPP), and constructed by Fusion New Energy (Anhui) Co., Ltd. It is China's independently developed new-generation fusion burning experimental device. BEST aims to simulate solar nuclear fusion and fill the gap between experimental reactors and demonstration reactors...
2026-10-01

Strengthen Regulation of Fusion Devices, Empower the Development of New Technologies
Recently, the South China Regional Office of Nuclear and Radiation Safety Supervision of the Ministry of Ecology and Environment (hereinafter referred to as the South China Regional Office) conducted a radiation safety supervision inspection of the J-TEXT tokamak fusion experimental device at Huazhong University of Science and Technology. As the only medium-to-large tokamak experimental device at a university in China, J-TEXT bears the important mission of fusion talent cultivation and frontier physics experiments. The South China Regional Office focused on key aspects including equipment operation, radiation protection, and authorization management, meticulously investigated safety hazards, verified the implementation of safety management systems, and urged Huazhong University of Science and Technology to promptly plug safety loopholes and standardize device operation procedures, effectively building a strong defense line for the safe and stable operation of fusion experimental devices, providing solid support for the orderly conduct of scientific research experiments...
2026-10-01

The First Inspection Team of the Party Leadership Group of CNNC Feedback Inspection Situation to the Party Committee of China Baoyuan
On September 29, the First Inspection Team of the Party Leadership Group of CNNC fed back the inspection situation to the Party Committee of China Baoyuan. Wang Xuejun, member of the Party Leadership Group and Chief Accountant of CNNC, attended the meeting and delivered a speech. Li Kaiming, head of the First Inspection Team of the Party Leadership Group of CNNC, fed back inspection opinions. Lin Xuyang, Secretary of the Party Committee and Chairman of China Baoyuan, presided over the meeting and made a statement. Wang Xuejun emphasized that China Baoyuan should thoroughly study and implement General Secretary Xi Jinping's important expositions on inspection work, uphold the consciousness of turning the blade inward, shoulder the responsibility of confronting problems head-on, and strictly and practically advance all tasks of inspection rectification. Taking inspection rectification as a new starting point, create a new atmosphere of loyalty, cleanliness, and responsibility, achieve new accomplishments in high-quality development, and with tangible rectification results and hard work achievements of responsibility and progress, strive to write a new chapter in the high-quality development of the group company.
2026-10-01

The 4th refueling overhaul of Tianwan Nuclear Power Unit 6 officially begins
At 06:00 on October 1, the main control operator of Tianwan Nuclear Power Unit 6 completed the turbine-generator trip operation, and the unit was officially disconnected from the East China Power Grid, marking the official start of the Tianwan Nuclear Power OT604 overhaul (the 4th refueling overhaul of Unit 6). During the preparation period for the OT604 overhaul, Jiangsu Nuclear Power and China Nuclear Operation and Maintenance deepened joint Party building study and practice, solidly advanced various overhaul preparation tasks, strictly implemented the "721" working principle of "seven parts preparation, two parts execution, one part feedback," conducted discussions and simulations on key milestones in advance, identified and investigated difficulties and bottlenecks in the overhaul, and formulated detailed countermeasures. This overhaul is a Class C overhaul and is also the final battle of the annual overhaul tasks at the Tianwan Nuclear Power Base. Jiangsu Nuclear Power...
2026-10-01

The first concrete pouring for the nuclear island of Unit 2 of State Power Investment Corporation (SPIC) Guangxi Bailong Nuclear Power Project was successfully completed.
The first concrete pouring for the nuclear island of Unit 2 of SPIC Guangxi Bailong Nuclear Power Project was completed at 16:07 on September 30, after 69 hours and 40 minutes of continuous work. A total of 6,732.5 cubic meters of concrete was used for this pouring, marking another important milestone for the project after the FCD achievement for the nuclear island of Unit 1. Phase I of the Bailong Nuclear Power Project plans to build two CAP1000 nuclear power units. These two units adopt independently designed and domestically manufactured Generation III passive nuclear power technology, with each unit having a capacity of up to 1.25 million kilowatts. At present, Unit 1 has entered the construction and installation stage, and the steel containment vessel bottom head, CA20, CV1R, CA01...
2026-09-30

Pressurizer of Lufeng Nuclear Power Unit 1 Successfully Hoisted into Place
On September 30, the pressurizer of Lufeng Nuclear Power Unit 1, constructed by China Nuclear Industry 23 Construction Co., Ltd., was successfully hoisted into place. The success of this hoisting marks major progress in the installation of the primary circuit main equipment in the nuclear island of Lufeng Nuclear Power Unit 1, laying a solid foundation for the subsequent surge line welding, system equipment installation, and commissioning work. The pressurizer is a core main equipment of the nuclear island reactor coolant system and a Class 1 nuclear safety equipment. It undertakes the tasks of pressure regulation and overpressure protection for the primary circuit system and is key equipment for ensuring the safe and stable operation of the reactor. This equipment is a vertical cylindrical pressure vessel with a body height of more than ten meters and a total hoisting weight of over one hundred tons. It is installed in the pressurizer compartment of the CA01 module, with stringent design and manufacturing standards...
2026-09-30

Main Coolant Piping Welding of Lufeng Nuclear Power Unit 6 Successfully Completed
On September 28, the main coolant piping welding of the nuclear island of Lufeng Nuclear Power Unit 6 was successfully completed. All non-destructive testing of the main coolant piping was finished, with the first-pass qualification rate of radiographic testing (RT)/ultrasonic testing (UT) reaching 100%, laying a solid foundation for subsequent key milestones such as nuclear loop flushing and cold functional testing. Facing the high standards of main coolant piping welding, the project department strictly implemented nuclear safety supervision and control requirements, carried out precondition verification across all dimensions of personnel, machines, materials, methods, and environment, established a main coolant piping welding control zone, strictly controlled the working environment including temperature, humidity, and cleanliness, and ensured stable and controllable welding conditions. The project team fully drew on the main coolant piping welding experience of Unit 5, formulated a special plan and implemented full-process management, and through digital monitoring means throughout the entire welding process, tracked key parameters such as welding deformation and temperature in real time, refined the process disclosure, in-process inspection, and quality acceptance procedures for each weld joint, and applied the work style of "strict, cautious, meticulous, and pragmatic" to every welding operation and every weld seam, ensuring the successful completion of the main coolant piping welding of Unit 6.
2026-09-30

The Fifth China-France Energy Dialogue Held in Beijing
On September 29, He Yang, Deputy Administrator of China National Energy Administration, and Cedric Brier, Director General of the Directorate General for Energy and Climate of France, co-chaired the Fifth China-France Energy Dialogue in Beijing. The two sides conducted in-depth exchanges on policies concerning energy transition, energy security, and electrification, and fully exchanged views on practical cooperation in renewable energy, energy storage and hydrogen energy, civil nuclear energy, and other fields. Both sides emphasized that China-France energy cooperation started from civil nuclear energy and gradually expanded to multiple fields including oil and gas, renewable energy, energy technology innovation, and green and low-carbon transition, forming a cooperation pattern featuring complementary advantages, mutual benefit and win-win results, and long-term stability. Both sides are willing to uphold high-level consensus, leverage their respective advantages, tap into cooperation potential, innovate cooperation models, and push China-France energy cooperation to continue to deepen and upgrade, injecting new momentum into the sustained and healthy development of the China-France comprehensive strategic partnership, and contributing China-France wisdom and strength to promoting global energy security and green development.
2026-09-30
World Nuclear Power News
View more >
California Signs Two Bills to Reshape Advanced Nuclear Fission and Fusion Energy Strategy
California Governor Gavin Newsom recently signed two bills aimed at comprehensively advancing the state's nuclear energy development by reassessing advanced nuclear fission technology and establishing a strategic plan for nuclear fusion. In the field of nuclear fission, Assembly Bill 2647 (A.B. 2647) requires the California Energy Resources Conservation and Development Commission (CEC) to conduct a formal assessment of advanced nuclear energy technologies by January 1, 2028. The bill, introduced by Assemblymember Lisa Calderon, directs the CEC to comprehensively consider factors such as cost, grid reliability, fuel cycle, and public health in determining whether new nuclear power plants can help California achieve its 2045 zero-carbon electricity goal. Calderon stated that given current grid demands, California needs to reassess the role of nuclear energy in ensuring a stable and clean electricity supply based on modern technology.
2026-10-04

Korea Holds Briefing Session on Bidding for Auxiliary Equipment for Czech Dukovany Nuclear Power Project
Korea Hydro & Nuclear Power (KHNP) officially held the briefing session on bidding for auxiliary equipment for the Czech Dukovany Nuclear Power Project on September 30 at the Radiation Health Institute in Seoul. As the Czech Dukovany new Nuclear Power Plant (NPP) project has fully transitioned from the preliminary supplier qualification and registration stage to the substantive bidding and equipment procurement stage, this briefing session was aimed at providing comprehensive guidance and support for Korean domestic equipment manufacturers to participate in the bidding. The meeting attracted approximately 130 plant auxiliary equipment (...
2026-10-04

Hanul Unit 6 in South Korea commences its 15th planned preventive overhaul
Korea Hydro & Nuclear Power (KHNP)'s Hanul Nuclear Power Site announced that its Hanul Unit 6 was officially disconnected from the grid at 10:00 a.m. on September 30, fully launching its 15th planned preventive overhaul lasting approximately 72 days. Hanul Unit 6 is a 1,000-megawatt-class pressurized water reactor (PWR) with a rated electrical power of 1,000 megawatts. During this planned maintenance window, the operations and maintenance team will carry out routine nuclear fuel assembly refueling operations as scheduled, and conduct comprehensive preventive maintenance and performance testing on the reactor primary coolant system, engineered safety features, and conventional island critical...
2026-10-04

Second Batch of Nuclear Fuel for Bangladesh's Rooppur Nuclear Power Plant Arrives at Shahjalal International Airport
Bangladesh's first nuclear power plant construction recently reached a key milestone, as a Russian cargo plane carrying a new batch of enriched uranium nuclear fuel landed smoothly late Friday night at Hazrat Shahjalal International Airport in Dhaka, the capital of Bangladesh. Officials confirmed that the nuclear fuel, under tight security escort, has departed for transport to the Rooppur Nuclear Power Plant (RNPP) project site in the Pabna region. M. Rashiduzzaman Millat, State Minister of the Ministry of Civil Aviation and Tourism of Bangladesh...
2026-10-04

US-based Valar Atomics Plans to Deploy 456 Gas-Cooled Nuclear Reactors in Utah: Building a Dedicated 9.6 GW Power Supply System for a Supercomputing Data Center
US energy startup Valar Atomics has officially submitted a proposal for the construction of an ultra-large-scale industrial park named Project Beehive. The project is planned to be sited on federal and state land near Price, Utah, covering an area of approximately 9,000 acres. The entire project plans to deploy 456 small gas-cooled nuclear reactors in a clustered configuration, with an expected total installed generating capacity reaching an astonishing 9.6 gigawatts (GW). This scale is more than twice Utah's current average grid-wide generation load of 4 GW and approaches its summer peak demand of nearly 10 GW. This ultra-dense...
2026-10-03

Russia's Kurchatov Institute to Receive 5.7 Billion Rubles in Fiscal Budget Support: Focusing on Controlled Thermonuclear Fusion and Advanced Plasma Technology R&D
The National Research Centre "Kurchatov Institute" will receive approximately 5.7 billion Rubles in dedicated funding support from the Russian federal budget during the period from 2027 to 2029. This fiscal allocation will be specifically used to advance key technology breakthroughs in Controlled Thermonuclear Fusion, as well as the R&D and experimental validation of innovative Plasma Technologies. The above funding plan is explicitly stated in the draft explanatory document of the 2027–2029 federal budget bill published in the electronic database of the Russian State Duma...
2026-10-03

Experts from 18 Countries Discuss Research Planning for Russia's MBIR Fast Reactor International Research Center: Focusing on Closed Fuel Cycle and Mega-Science Engineering Synergy
At the Institute of Nuclear Physics of the Academy of Sciences of the Republic of Uzbekistan (INP AS RUz), the third meeting of the Advisory Council of the International Research Center (IRC MBIR), established on the basis of the Multi-purpose Fast Neutron Research Reactor (MBIR), was officially convened. The meeting attracted more than 150...
2026-10-03

Rosatom Proposes New VVER-1000 Nuclear Power Unit to Armenia
Alexey Likhachev, Director General of Rosatom, recently stated in Yerevan that the company has submitted specific proposals to the Armenian government for the construction of a gigawatt-class VVER-1000 nuclear power unit. The proposal is based on an assessment of Armenia's electricity demand through 2040 and plans to adopt Russia's mature pressurized water reactor technology, the VVER-1000, which features Generation 3+ safety systems and competitive electricity pricing advantages, and has already been built and commissioned in Russia, India, Iran, and other countries. The Russian side calls this option the optimal choice for the international market and is willing to develop the project into a comprehensive cooperation project attracting international suppliers. Previously, Likhachev held talks with Armenian Prime Minister Nikol Pashinyan and...
2026-10-03

Amazon Signs Long-Term Power Purchase Agreement to Support $3 Billion Investment: Calvert Cliffs Nuclear Power Plant Plans 190 MW Power Uprate and License Renewal Application
Constellation Energy and tech giant Amazon officially announced on September 30 the signing of a long-term Power Purchase Agreement (PPA). The agreement will fully support a major infrastructure upgrade investment exceeding $3 billion at the Calvert Cliffs Nuclear Power Plant in Maryland, with the core plan including a total 190 MW power uprate for two operating Pressurized Water Reactor (PWR) units. This 20-year PPA locks in a 690 MW power supply allocation, of which...
2026-10-03

US and South Korea Advance $120 Billion Nuclear Power Investment Plan: First Batch of 8 Large Units' Sites Locked in Ohio and Three Other States
The joint US-South Korea strategic investment nuclear power project in the United States has achieved a key breakthrough. According to the latest disclosed information, the site selection for 8 large nuclear power units planned to be built on US soil has begun to take shape, with the project to be located in Ohio, Tennessee, South Carolina, and Kentucky. This is the first official disclosure of the proposed states since the announcement of this hundred-billion-dollar-scale nuclear energy investment plan. US Secretary of Commerce Howard Lutnick, during a recent US-South Korea strategic investment announcement event, systematically presented this massive nuclear power engineering blueprint to the public. Lutnick...
2026-10-02

Indonesia Plans to Finalize the Site of Its First Nuclear Power Plant by 2027 at the Latest: Technologies from the United States, South Korea, Japan, and Russia Shortlisted for Cooperation Consideration
Elen Setiadi, Deputy Minister for Energy and Mineral Resources Coordination at Indonesia's Coordinating Ministry for Economic Affairs, stated on September 30 in Jakarta that the Indonesian government is comprehensively advancing the construction project of a Nuclear Power Plant (NPP) and plans to officially finalize the construction site in 2026, or by 2027 at the latest. Indonesia aims to fully integrate advanced nuclear power into its national medium- and long-term energy supply strategy, using stable and abundant baseload electricity to support sustained domestic economic growth and industrialization transformation. At the World Resources Institute Indonesia (W...
2026-10-02

Deployable Energy 1MW Microreactor UNB Achieves Initial Criticality: Scheduled to Enter INL DOME Test Bed in 2027 for Full-Power Testing
Houston-based nuclear energy startup Deployable Energy recently announced that its independently developed Microreactor, the Unity Nuclear Battery (UNB), has successfully completed its Initial Criticality Test. According to the established deployment plan, the system will officially arrive at the Demonstration and Operation of Microreactor Experiments (DOME), the dedicated microreactor test bed at Idaho National Laboratory (INL), in 2027 to conduct full-power comprehensive performance testing. Although branded as a Nuclear...
2026-10-02
Expert Views
View more >
- IAEA Director General Rafael Grossi: Urges Member States to Continue Firmly Supporting the Work of the International Atomic Energy Agency
- IAEA: Global nuclear power installed capacity could reach up to 1,284 GW by 2060
- Shan Zhongde, Director of the China Atomic Energy Authority: China always adheres to the active, safe and orderly development of nuclear energy
- Alexey Likhachev: Commissioning of Units 5 and 6 of India's Kudankulam NPP will begin in 2028-2029
- Construction of Vietnam's first nuclear power plant will boost Russia-Vietnam scientific and technological cooperation
- South Korea Reassesses New Nuclear Power Plant Construction Amid Rising AI Electricity Demand
- Serbian President Says China to Participate in Uzbekistan's Second Nuclear Power Plant Project
- Russia Says Small Nuclear Power Plants Can Improve Energy Supply in Remote Areas
- Gyeongsangbuk-do lawmakers demand stronger nuclear power plant accident notification and oversight
- Signed Article by Liu Mingsheng, Chairman and Party Secretary of State Power Investment Corporation (SPIC)
Nuclear Power Technology
View more >
Deployable Energy 1MW Microreactor UNB Achieves Initial Criticality: Scheduled to Enter INL DOME Test Bed in 2027 for Full-Power Testing
Houston-based nuclear energy startup Deployable Energy recently announced that its independently developed Microreactor, the Unity Nuclear Battery (UNB), has successfully completed its Initial Criticality Test. According to the established deployment plan, the system will officially arrive at the Demonstration and Operation of Microreactor Experiments (DOME), the dedicated microreactor test bed at Idaho National Laboratory (INL), in 2027 to conduct full-power comprehensive performance testing. Although branded as a Nuclear...
2026-10-02

All Four ITER Test Blanket Module (TBM) Conceptual Designs Pass Preliminary Design Review
Recently, the ITER Organization officially completed the Preliminary Design Review (PDR) of four Test Blanket Module (TBM) conceptual designs. The four blanket system technical designs led by China, the EU, Japan, and Korea — core ITER member parties — all passed independent review to high standards, marking that "tritium breeding and energy extraction validation," one of ITER's three major engineering goals, has fully entered the final engineering implementation phase, providing critical engineering pathway support for the next-generation fusion demonstration reactor (DEMO) to achieve commercial tritium self-sufficiency. In the blueprint for magnetic confinement fusion power generation, deuterium-tritium (D-T) fusion reactions...
2026-09-30

Argonne National Laboratory Achieves Latest Research Progress in Advanced Reactor Passive Safety, Revealing Flow Characteristics of Reactor Cavity Cooling System Using NSTF Facility
A research team at Argonne National Laboratory, under the U.S. Department of Energy (DOE), has achieved the latest research progress on passive shutdown decay heat removal mechanisms for next-generation advanced nuclear reactors. Under unplanned reactor shutdown or sudden emergency accident conditions, nuclear fuel continues to release decay heat. Ensuring continuous and reliable heat removal under complete power loss and without manual intervention is a core issue in the inherent safety design of Generation IV advanced reactors. The Argonne research team recently focused on the transient thermal-hydraulic response characteristics of key passive heat removal systems under realistic dynamic decay heat curves. This...
2026-09-30

Shanghai Electric Delivers the First Domestic Steam Generator Water Chamber Head Forging for the "Guohe One"
On September 28, the first domestic water chamber head forging for the Guohe One steam generator, manufactured by Shanghai Electric, completed acceptance and was officially shipped at Shanghai Electric Shangzhong Casting and Forging Co., Ltd. The water chamber head is a key pressure-bearing core component of the Guohe One steam generator, with a single-piece net weight of 90 tons. It features a complex structure with ultra-large dimensions, ultra-thick cross-sections, and irregular multi-nozzle geometry, making it the world's largest nuclear power irregular complex-structure large forging, with manufacturing difficulty far exceeding that of similar products for existing domestic nuclear power reactor types. Facing this world-class extreme manufacturing challenge, Shanghai Electric concentrated its efforts to successively break through 500-ton-class ultra-pure low-segregation large steel ingot manufacturing, integrated forging forming technology for multi-nozzle spherical heads,...
2026-09-29

The Fully Superconducting Tokamak EAST Marks 20 Years of Operation: From a 3-Second First Cry to Thousand-Second Steady State, China's "Artificial Sun" Opens a Leap Toward Fusion Engineering
On September 28, 2006, the Experimental Advanced Superconducting Tokamak (EAST), independently designed and developed by the Institute of Plasma Physics (ASIPP) under the Hefei Institutes of Physical Science of the Chinese Academy of Sciences, successfully achieved its first plasma discharge on Hefei Science Island, with a current of 200 kA and a duration of nearly 3 seconds. This historic moment marked the official completion and operation of the world's first fully superconducting non-circular cross-section nuclear fusion experimental device, propelling China into the club of fully superconducting tokamak technology ahead of others. Over the past two decades, this artificial sun has completed more than 160,000 physical discharge experiments...
2026-09-28