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Keyword:nuclear power unit
Preventive Power Reduction of Unit 5 at Bulgaria's Kozloduy NPP
Bulgarian Energy Minister Iva Petrova stated in Sofia on August 21 that due to the persistently low water level of the Danube River, Unit 5 of the Kozloduy Nuclear Power Plant (Kozloduy NPP) has undergone a preventive reduction in power generation of approximately 120 MW, but the plant is currently not in a crisis situation. The unit has an installed capacity of slightly over 1,000 MW. Petrova said that the power reduction is a preventive measure within the plant's action plan for responding to the declining Danube water level, and the current situation is under control. She noted that if the water level continues to drop, Unit 5 may require further power reduction. At present, the plant has established an internal working group to continuously monitor hydrological changes. The situation is...
2026-08-22
Six nuclear power units in operation in Ukraine, three under planned maintenance
Ukraine's First Deputy Prime Minister and Minister of Energy Denys Shmyhal stated on August 21 during the government question time at the Verkhovna Rada that Ukraine's power system is currently operating stably, with no planned power cuts implemented for the time being. However, he also pointed out that the future power supply situation will still depend on the intensity of attacks on energy facilities and the progress of repairs. Shmyhal noted that Ukraine's current available power supply capacity is approximately 15 GW, including combined heat and power units and imported electricity. Among this, nuclear power contributes over 40%, thermal power accounts for about 25%, and hydropower about 15%. Of the 9 nuclear power units under Ukrainian control, 6 are currently generating electricity, and 3 are under planned...
2026-08-23
South Korea Raises 2040 Electricity Demand Forecast, Increment Equivalent to 19 Large Nuclear Power Units
A forum on the formulation of South Korea's 12th Basic Plan for Electricity Supply and Demand was held in Seoul on August 20. The new round of electricity demand forecasts submitted at the meeting showed that by 2040, South Korea's annual maximum electricity demand is expected to reach 158.4 GW to 165.0 GW, an upward revision of 26.6 GW to 26.8 GW compared to the forecast proposed in April this year. Based on the 1.4 GW single-unit capacity of the AP1400 large nuclear power unit under construction in South Korea, the increment in electricity demand from this upward revision is equivalent to the electricity provided by approximately 19 large nuclear power units operating at full power. The previous April forecast for the 2040 annual maximum electricity demand was 131.8 GW to 138.2 GW. The new forecast reflects semiconductor industry clusters...
2026-08-21
Russia Plans to Add Approximately 30 GW of Nuclear Power Capacity and Expand Regional Deployment
Russian President Vladimir Putin stated at a meeting on nuclear energy development that Russia will continue to uphold high standards of nuclear power plant safety and reliability, and plans to add approximately 30 GW of nuclear power capacity, including small modular reactors. Putin said the new capacity will not only replace units approaching the end of their service life, but also significantly increase Russia's total nuclear power generation capacity. Russia also plans to expand the geographical deployment of nuclear power units, building a new generation of nuclear power plants in the Urals, Siberia, and the Far East to provide affordable clean electricity to these regions. He also noted that Russia will strengthen...
2026-08-21
Hainan Changjiang Nuclear Power Unit 4 500kV Reverse Power Transmission Successfully Completed
On August 19, 2026, the 500kV reverse power transmission of Unit 4 of the Hainan Changjiang Nuclear Power Phase II Project was successfully completed, marking another major milestone in the engineering construction of the unit. The 500kV reverse power transmission operation lasted approximately 15 hours. Throughout the power receiving process, equipment operated stably, all parameter indicators were excellent, protection devices acted accurately without error, and system live switching proceeded smoothly, fully achieving the established goal of successful power reception on the first attempt. The realization of this milestone fully verified that the design, manufacturing, and installation quality of the 500kV main switchyard, main transformers, high-voltage auxiliary transformers, and related auxiliary systems of Unit 4 all met the required standards. The Hainan Project Department of CNNC Engineering coordinated design, procurement, construction,...
2026-08-21
First Concrete Pour Launched for Conventional Island of Jinqimen Nuclear Power Unit 2
At 22:16 on August 18, Zhejiang Jinqimen Nuclear Power construction reached another key milestone as the first concrete pour (FCD) for the raft foundation slab of the turbine generator building in the conventional island of Unit 2 was officially launched, marking the full commencement of the main construction of the conventional island of Jinqimen Nuclear Power Unit 2 and the project's official entry into the civil construction phase. The raft foundation slab being poured, as the core load-bearing structure of the conventional island, is a variable-cross-section, super-large-volume, waterproof and impermeable special concrete structure, and is the core section with the largest volume, most critical working conditions, and highest precision requirements among the conventional island raft foundation structures. This construction involves long continuous operation hours, stringent temperature control and crack prevention requirements, and significant construction organization challenges. To ensure the safe and high-quality completion of the project, CNNC Zheneng fully demonstrated the "owner" spirit, played the "backbone" role, and shouldered the "main force" responsibility, jointly establishing a dedicated technical task force with construction and supervision units, building on the mature FCD construction experience of Conventional Island Unit 1 to comprehensively optimize the raft construction process for Conventional Island Unit 2, strictly adhering to the highest quality standards and safety regulations for nuclear power construction.
2026-08-20
Hungary's Paks Nuclear Power Plant expected to resume full generating capacity from August 23
Hungarian Prime Minister Magyar stated that as the Danube water level is expected to recover, the remaining 6 turbines at Hungary's Paks Nuclear Power Plant are planned to restart from August 23, which is expected to fully restore the plant's original generating capacity. Due to recent high temperatures and Danube water levels, the Paks Nuclear Power Plant had previously been unable to maintain full-load operation as originally planned. On the evening of August 10, the second of the plant's 8 turbines was started, and the current generating power is approximately 480 megawatts, lower than the originally planned 2,000 megawatts. Magyar stated that once the relevant water-retention facilities are completed and the river water level rises as expected, the nuclear power plant will have the conditions to restart the remaining turbines...
2026-08-19
Rosatom Public Council holds expanded meeting in Novovoronezh
The Public Council of Rosatom recently held an expanded field meeting in Novovoronezh and organized a technical tour of the Novovoronezh Nuclear Power Plant (NPP) for its delegation. The event was timed to coincide with commemorative activities related to Unit 6 of the Novovoronezh NPP. The unit features a VVER-1200 reactor and is one of Russia's flagship Generation III+ nuclear power projects. The meeting was held online and chaired by Rosatom Director General Alexey Likhachev. Participants included representatives of Rosenergoatom, Russia's nuclear power operator, Rosatom, the Voronezh Region government, the city of Novovoronezh, as well as public, environmental, and research organizations. Representatives from the scientific community of Primorsky Krai also took part in the visit, as the region plans to develop nuclear energy projects in the coming years.
2026-08-18
SPIC Haiyang Nuclear Power Unit 3 Hot Functional Test Successfully Completed
At 17:30 on August 13, the hot functional test (HFT) of Unit 3 at SPIC Shandong Nuclear Power Haiyang Nuclear Power Plant was successfully completed, laying a solid foundation for subsequent fuel loading and first grid connection of the unit. ▲Aerial view of Shandong Nuclear Power Haiyang Nuclear Power Plant. The hot functional test is the most critical non-nuclear comprehensive verification phase before nuclear fuel loading, often referred to as the "final exam" or "mock exam" before a nuclear power plant officially generates electricity. By executing a series of tests simulating actual operating conditions within the pressure and temperature ranges of normal reactor operation, it comprehensively verifies the reliability of nuclear island and conventional island systems and equipment under hot operating conditions, ensuring that relevant parameters meet design requirements. ▲On July 4, during the normal residual heat removal system (RNS) test at the heat-up platform of the hot functional test...
2026-08-15
Rosatom Says Paks Nuclear Power Plant Expansion Project Progressing as Planned
Alexey Likhachev, Director General of Rosatom, stated that the construction of the Paks nuclear power plant expansion project in Hungary, with Russian participation, is progressing well, and Rosatom is carrying out related work in accordance with the plan agreed upon with the Hungarian owner. Likhachev noted that Russia is fully organizing equipment production for the two new units at the Paks nuclear power plant. Currently, enterprises under Rosatom have initiated manufacturing work related to the reactors for both units. Among these, the forging blanks for the reactor of Unit 5 at the Paks nuclear power plant have been completed, and the shell assembly stage will begin shortly. He also stated that the casting of the reactor blank for Unit 6 at the Paks nuclear power plant is progressing as planned.
2026-08-14
Dong Baotong, Director of the National Nuclear Safety Administration: China's nuclear safety level remains among the top internationally, and during the "15th Five-Year Plan" period, the number of operating nuclear power units in China will rank first in the world
The State Council Information Office held a series of press conferences on August 13 themed "Starting the '15th Five-Year Plan' with a Strong Beginning," introducing the progress of comprehensively advancing the construction of a Beautiful China. Dong Baotong, Vice Minister of Ecology and Environment and Director of the National Nuclear Safety Administration, stated at the conference that ecological environment safety encompasses several key aspects, including ecological security, nuclear safety, and environmental risk prevention and control. The Ministry of Ecology and Environment serves as the lead coordinating body for both the national ecological security work coordination mechanism and the nuclear safety work coordination mechanism. Over the years, together with relevant departments, we have actively responded to various risks and challenges, effectively safeguarding the bottom line of ecological environment safety. Among these, in the area of nuclear safety, we have consolidated the primary responsibility of nuclear facility operators...
2026-08-13
Two Units of Kozloduy NPP Operating at Full Capacity as Scheduled
As of 13:00 on August 11, 2026, the two units of Kozloduy Nuclear Power Plant continue to operate at full capacity in accordance with the power generation schedule. The plant's operating team maintains continuous watch to ensure the safe and stable operation of the relevant facilities. To guarantee the water volume required for the circulating pump station and the technical water cooling system, the plant has implemented technical and organizational measures under existing conditions to maintain the operation of the shore pump station. The technical condition of the relevant facilities requires ongoing attention, and operational parameters are being continuously monitored on site. To optimize water intake conditions, the plant needs to clean the riverbed between the Danube River and the shore pump station. The operation of the shore pumps is being monitored, with flow regulated by adjusting the blade angles; if necessary, further...
2026-08-12
CGN Lufeng Nuclear Power Unit 1 Conventional Island Main Crane Hoisting Successfully Completed
At 21:00 on August 10, 2026, the auxiliary trolley of Crane A for the conventional island of CGN Lufeng Nuclear Power Unit 1 was successfully positioned, marking the successful completion of the hoisting work for Main Cranes A/B of the conventional island of Unit 1. The entire hoisting process lasted 4 days and was completed in 8 lifts in an orderly sequence. The successful hoisting and positioning of the main cranes for the conventional island of Unit 1 is not only a key milestone in the conventional island installation works, but also lays a solid foundation for the introduction of the steam turbine generator and its auxiliary equipment. Lufeng Nuclear Power will continue to collaborate with all participating construction units, adhere to the value orientation of "Three Focuses," deeply practice the work style of "Meticulous, Prudent, Detailed, and Pragmatic," and support the high-quality construction of Unit 1 with practical efforts, injecting strong momentum into building the Lufeng Nuclear Power Project into a benchmark project that is safe, high-quality, and efficient...
2026-08-12
Unit 2 of Leningrad Nuclear Power Plant Phase II automatically shut down for equipment maintenance
At 21:45 local time on August 8, 2026, Unit 2 of Leningrad Nuclear Power Plant Phase II was shut down by the automatic system due to the need for thermal-mechanical equipment maintenance. After the maintenance work is completed, the unit will be reconnected to the grid. The shutdown was carried out in accordance with established procedures and design logic. The plant reported no violations of safe operation limits or operating conditions for any of the units. Currently, RBMK-1000 Units 3 and 4 of Leningrad Nuclear Power Plant, as well as Unit 1 of Phase II, are operating normally and carrying electrical loads in accordance with the dispatch schedule. RBMK-1000 Units 1 and 2 are in the preparation stage for decommissioning...
2026-08-10
"China Nuclear Power Development Report (2026)": China's Total Scale of Operating and Approved-Under-Construction Nuclear Power Units Ranks First in the World
On August 6, the National Energy Administration released the "China Nuclear Power Development Report (2026)". As of the end of 2025, China had a total of 112 nuclear power units in operation and approved for construction, with a total installed capacity of 125 million kilowatts, ranking first in the world. Among them, 59 units were in operation with an installed capacity of 62.48 million kilowatts, ranking third globally; 53 units were approved and under construction with a capacity of 62.93 million kilowatts, maintaining the world's largest nuclear power engineering construction scale for 19 consecutive years. The report shows that during the "14th Five-Year Plan" period, China newly approved 46 nuclear power units with a total capacity of 54.5 million kilowatts, and newly commissioned 11 units with a capacity of 12.45 million kilowatts. In 2025, China commissioned one new nuclear power unit, namely Unit 2 of the "Guohe One" demonstration project; and approved the construction of 10 new nuclear power units with a total capacity of 12.1 million kilowatts, involving Units 5 and 6 of Zhejiang Sanmen, Units 5 and 6 of Shandong Haiyang, Units 1 and 2 of Fujian Xiapu, Units 3 and 4 of Guangdong Taishan, and Units 5 and 6 of Guangxi Fangchenggang...
2026-08-06