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"Linglong One" Global First-of-a-Kind Unit Enters Hot Functional Testing Sprint Toward Fuel Loading: Hainan Nuclear Power Details Fully Passive Safety and Multi-Layer Defense Logic

At the Hainan Changjiang Nuclear Power Base, the highly anticipated Linglong One multi-purpose modular small pressurized water reactor global first-of-a-kind demonstration project is in the hot functional testing phase, making an all-out sprint toward the goals of first core nuclear fuel loading and grid-connected power generation within the year. As the world's first onshore commercial modular small reactor to pass the International Atomic Energy Agency's generic safety review, its safety margins and engineering design logic have drawn widespread industry attention. Currently, the civil engineering works of the Linglong One unit have been fully completed, and the installation and commissioning of core main equipment are essentially ready. Following the completion of cold functional testing in October 2025, the ongoing hot functional testing is raising the primary loop system temperature and pressure to near actual rated operating conditions...

2026-10-02

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

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

South Korea's Nuclear Safety and Security Commission Holds High-Level Talks with Vietnam: Deepening Nuclear Safety Regulatory Cooperation to Support Restart of Ninh Thuan Nuclear Power Project

The Nuclear Safety and Security Commission (NSSC) of South Korea held talks with a high-level Vietnamese delegation on October 1, 2026, in the large conference room in Jongno-gu, Seoul. Choi Wonho, Chairman of the Nuclear Safety and Security Commission of South Korea, Vu Hai Quan, Minister of the Ministry of Science and Technology (MOST) of Vietnam, and Nguyen Hoang Linh, Director General of the Vietnam Agency for Radiation and Nuclear Safety (VARANS), jointly attended the meeting, focusing on the systematic...

2026-10-01

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

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

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

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

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 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

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