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How Long Do Scheduled Nuclear Reactor Shutdowns Take?

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  In nuclear power generation, not all shutdowns are emergencies. Many are planned well in advance for regular refuelling, equipment maintenance, or regulatory inspections. These scheduled outages are an essential part of operating a safe and efficient nuclear power plant. But how long do they take? And how do the timelines compare across global reactors and Indian facilities, especially those using Pressurised Heavy Water Reactors (PHWRs) or Pressurised Water Reactors (PWRs)? Understanding this process requires…

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IIT K and CEG Test win contracts for thermal and nuclear projects

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Indian Institute of Technology (IIT), Kanpur has secured a contract worth Rs 1.47 million to conduct wind tunnel testing for the reinforced cement concrete (RCC) chimney of the 800 MW Sipat Advanced Ultra Super Critical (AUSC) Thermal Power Project Stage-III. The tender was issued by Bharat Heavy Electricals Limited (BHEL) in December 2024. The work is expected to be completed within one year. The 1,600 MW Stage-III project is being developed by NTPC Limited at…

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NTPC invites bids for geotechnical investigation works for nuclear projects

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NTPC Limited has invited bids for enlistment of agencies to carry out geotechnical investigation works for upcoming nuclear power projects (NPPs). The deadline for bid submission is May 30, 2025. The scope includes investigations at four key project stages: site selection (preparatory), site evaluation (preliminary), excavation consent (detailed), and first pour of concreting (confirmatory). These investigations may be required on land or in water bodies, such as rivers or seas, particularly for intake well design…

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Indonesia targets 10GW nuclear power by 2040

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Indonesia is set to significantly expand its renewable energy capacity by 2040, with plans also to introduce 10GW of nuclear power, according to a Reuters report. In February 2025, the country announced plans to build nuclear power plants with a capacity of 4.3GW, aiming to diversify its energy mix and reduce reliance on fossil fuels. These developments are part of Indonesia’s broader strategy to achieve carbon neutrality by 2050. Hashim Djojohadikusumo, the special energy and…

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NTPC and Bihar discuss nuclear power plant in Nawada district

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NTPC Limited is currently in talks with the Bihar government to set up a nuclear power plant in the Nawada district.  The state has formally approached the Ministry of Power, requesting that Bihar be considered for this major nuclear project.  The proposed plant is set to be developed as an independent initiative, with water potentially sourced from the nearby Phulwaria dam to meet the plant’s extensive water needs. The discussions suggest that additional water may…

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MEIL wins EPC contract for Kaiga nuclear units 5 and 6

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Megha Engineering and Infrastructures Limited (MEIL) has secured a contract worth Rs 127,869.35 million for the engineering, procurement, and construction (EPC) of Kaiga Nuclear Power Plant Units 5 and 6. The contract was awarded by Nuclear Power Corporation of India Limited (NPCIL) on April 23, 2025. NPCIL had invited bids for the project in May 2023. The 1,400 MW nuclear project is being developed as Phase III of the Kaiga plant in Uttara Kannada district,…

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L&T emerges as lowest bidder for reactor and turbine works at Kudankulam 5 & 6

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Larsen & Toubro Limited (L&T) has emerged as the lowest bidder (L1) for erection works at the Kudankulam Nuclear Power Plant Units 5 and 6. L&T quoted Rs 13.14 billion for the contract invited by Nuclear Power Corporation of India Limited (NPCIL) in April 2024. The scope includes erection of nuclear reactor systems and turbine systems. It covers equipment such as generators, condensers, sea water systems, cranes, and other associated systems. The work also involves…

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L&T completes early delivery of steam generators for Kaiga, wins new transmission contracts

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Larsen & Toubro (L&T), through its Heavy Engineering arm, has completed the delivery of four steam generators (SGs) for the Kaiga Atomic Power Station in Karnataka. These are part of the indigenously developed 10×700 MWe Pressurised Heavy Water Reactor Fleet Programme. The fourth SG was despatched nine months ahead of schedule. The full set of four SGs was delivered in 45 months, with the first completed in just 33 months, setting a global benchmark. These…

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Sizewell C nuclear power station in the UK projected to cost £40bn

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The planned Sizewell C nuclear power station in Suffolk, UK, is expected to cost nearly £40bn ($48.7bn), double the initial £20bn estimate due to rising construction costs and delays at the Hinkley Point C site, according to the Financial Times.  This price increase raises concerns about the UK government’s nuclear revival strategy amid public finance strain and cost of living challenges. The UK Treasury will decide whether to proceed with Sizewell C during the 2025…

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Opposition rises against nuclear power plant in Koppal

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The survey for a proposed Nuclear Power Plant (NPP) near Arasinakeri Bear Sanctuary and Hirebenkala Megalithic sites in Koppal, Karnataka, has faced local opposition due to concerns over environmental impacts and the preservation of heritage sites. The proposed project aims to use 485.62 hectares of land in Gangavati taluk near Chikka Benakal. A report on the land survey has already been submitted to the Koppal district administration. Despite the Central Government’s plan to implement the…