darlington nuclear refurbishment

Taking a reactor apart is a complex job that includes removing, storing or replacing thousands of critical components. According to the Conference Board of Canada, the $12.8 billion investment will generate $14.9 billion in economic benefits to Ontario, including thousands of construction jobs at Darlington and at some 60 Ontario companies supplying components for the work. 5.0MB, pdf, Niagara Pump Generating Station Reservoir, Nuclear safety and emergency preparedness, OPG successfully defuels second reactor on Darlington Refurbishment, Darlington Refurbishment performance update - Q3, Refurbishment of Darlington Nuclear’s Unit 3 now, OPG’s Subo Sinnathamby driving nuclear projects to the next, Darlington Refurbishment performance update - Q2, Darlington’s refurbished Unit 2 reactor returns to, Darlington Refurbishment includes significant safety. 1.5MB, pdf, In 2016, after years of detailed planning and preparation, Ontario Power Generation’s team of project partners, industry experts, energy professionals, and skilled tradespeople successfully shut down the first of four Darlington reactors scheduled for refurbishment over the next 10 years. Once the fuel has been removed, workers drain heavy water from the reactor and the heat transport system, then store, clean and purify it before pumping it back in, after unit reassembly. Advertisement. Once this work is complete and regulatory approval received, the project team fills the moderator with clean heavy water and prepares to load the reactor with new fuel. Management believes that these indicators nevertheless provide useful information because they allow for the evaluation of the performance of SNC-Lavalin and its components based on various aspects, such as past, current and expected profitability and financial position. Canada’s largest clean-energy project, the decade-long refurbishment of Ontario Power Generation’s Darlington Nuclear Generating Station, has begun to hit milestones as it boosts Ontario’s economy. It’s woven into every aspect of our work, from project planning to delivery. Page successfully added to download basket, Page successfully removed from download basket. Removing all 960 feeder tubes from the reactor. OPG’s Darlington Nuclear Station is a critical part of our electricity system, producing affordable, reliable, and GHG-emissions-free electricity to over two million homes … Workers complete much of this work manually and directly on the face of the reactor, with direction provided by operators in our Re-tube Control Centre. Fuel channels are made of several components: a pressure tube, two stainless steel end-fittings and annulus spacers, which separate the pressure tube from the calandria tubes, preventing them from touching. Originally scheduled to begin in May this year, Unit 3’s refurbishment was postponed due to the COVID-19 pandemic. What’s happening? After installation, inspection and testing, workers reattach the bellows assemblies, which allow for any movement of pressure tubes and calandria tubes, caused by temperature changes. A calandria tube is a long cylindrical tube made of zirconium that surrounds the pressure tube and forms a leak tight seal of the calandria vessel – the heart of the reactor. SNC-Lavalin has no control over the External Website, any data or other content contained therein or any additional linked websites. Safely separating the shutdown reactor from the operating plant. You also recognize by clicking “Accept” that the terms of this disclaimer are reasonable. The project will take until 2026 to complete. Photo: Canada’s Darlington Nuclear Power Station Post to: Delicious Digg reddit Facebook StumbleUpon Tweet Linked In SNC-Lavalin is part of the joint venture working on the refurbishment, and as stewards of CANDU technology we bring specialized knowledge of the nuclear reactors and are responsible for a range of services and tooling, as well as training and procurement of critical resources. By conducting extensive training and testing during the definition phase, we strive to minimize the risk associated with this highly sensitive work. Once this process is complete, workers install 480 new calandria tubes inside the reactor. Planning for the RFR project took several years and started back in February 2010 when OPG announced plans to proceed with the detailed planning phase for the mid-life refurbishment of the Darlington station. From employment opportunities, to nuclear safety, explore our other websites. As a result, reducing nuclear generation or ... the Bruce and Darlington Nuclear Generating Stations and extending the life of the Pickering Nuclear Generating Station. The PDF creator functionality allows you to add selected web pages to a list that can be downloaded, printed or emailed. Casework: Darlington Nuclear Generating Station Refurbishment In 2011, Ontario Power Generation (OPG) sought approval to refurbish the Darlington Nuclear Generating Station (DNGS) in Clarington, Ontario, one of the largest nuclear power plants in North America. Next up for Aecon will be the refurbishment of Darlington Unit 3, followed by 1 and 4. Darlington Nuclear Generating Station Refurbishment Project Chapter 3 Section 3.02 Chapter 3 VFM Section 3.02 119 Ontario Power Generation 1. Because of their unique composition, installing them inside the reactor is a process similar to putting together a puzzle. Assembling 480 fuel channels in clean rooms then installing them inside the reactor. Copyright Ⓒ SNC-Lavalin Group 2021 | All rights reserved. 1.1MB, pdf, The mock-up reactor and our experienced project team determined the safest way of removing and replacing the fuel channels in Darlington’s four nuclear reactors. The building also comprises an office space for 450 staff, a public information centre and a 70,000ft² warehouse. Non-GAAP and non-IFRS financial measures do not have a standardized meaning as prescribed by GAAP and IFRS, and therefore may not be comparable to similar measures presented by other issuers. Sustainability is at the heart of everything we do. The link to the External Website is provided for convenience purposes only. Darlington RFR is Canada’s largest clean energy project; the sheer size of the project makes it complex and for this reason it was divided into two phases - the definition and execution phases. pdf, After opening the airlocks to allow for the free movement of materials and equipment, workers remove 960 feeder tubes from the reactor. Introduction On April 10, 2019, the Standing Committee on Public Accounts held public hearings on the audit of the Darlington Nuclear Generating Station Refurbishment Project (Section 3.02 of the Auditor General’s 2018 Annual Report).. Powering forward, the refurbishment project will extend Darlington’s operations to 2055. Eastern Ontario is host to one gas-fired generating station and 15 of our hydroelectric generating stations on the St. Lawrence, Ottawa and Madawaska Rivers. Further, you acknowledge and agree that you assume all risks resulting from entering and/or using the External Website and/or any linked websites. The refurbishment of all four units is expected to involve about … Darlington 3 will be the second of the plant's Candu units to undergo refurbishment in a project that will enable the 3512 MWe plant to continue operations until 2055. Unit containment is restored once we’ve removed all tooling, including the Re-Tube Tooling Platform, needed to perform refurbishment; the airlocks have been closed; the physical barriers removed from inside the vault; and the 59 key systems have been returned to service. Nuclear refurbishment at Darlington will contribute $15 billion to Ontario's gross domestic product (GDP) throughout the project and create up to 11,800 jobs annually. By 2016 the plans were approved and fieldwork for Canada’s largest clean energy project had commenced. With the fuel and heavy water removed, the unit undergoing refurbishment must be separated from the operating plant. The FAO refers to the following three elements collectively as the Nuclear Refurbishment Plan (or the Plan). Two years into the first reactor refurbishment, the project remains on time and on budget. This is equivalent to 20% of Ontario’s power supply or enough power for up to 2.5 million households. On October 14, 2016, OPG began Canada’s largest clean infrastructure project – the refurbishment of all four of Darlington’s reactors. © 2021 Ontario Power Generation Inc. All Rights Reserved. The Darlington Nuclear refurbishment project is one of the world’s largest nuclear infrastructure projects and the timely completion of the Unit 2 reactor showcases Ontario’s position as a global leader in nuclear generation. BY ENTERING THE EXTERNAL WEBSITE, YOU ALSO ACKNOWLEDGE AND AGREE THAT YOU COMPLETELY AND IRREVOCABLY WAIVE ANY AND ALL RIGHTS AND CLAIMS AGAINST SNC-LAVALIN, AND RELEASE, DISCHARGE, INDEMNIFY AND HOLD HARMLESS SNC-LAVALIN, ITS OFFICERS, EMPLOYEES, DIRECTORS AND AGENTS FROM ANY AND ALL LIABILITY INCLUDING BUT NOT LIMITED TO LIABILITY FOR LOSS, DAMAGES, EXPENSES AND COSTS ARISING OUT OF OR IN CONNECTION WITH ENTERING AND/OR USING THE EXTERNAL WEBSITE AND/OR ANY LINKED WEBSITES AND ANY DATA AND/OR CONTENT CONTAINED THEREIN. Four … December 6, 2018. We connect people, technology and data to shape the future of our industry and the world around us. The Committee endorses the Auditor’s findings and recommendations, and presents its own findings, views, and recommendations in this report. With our project partners, skilled tradespeople and nuclear professionals, we’re safely disassembling our reactors one at a time. By clicking "Accept" you acknowledge and agree that SNC-Lavalin is not responsible, and does not accept or assume any responsibility or liability whatsoever for, the data protection policy, the content, the data or the technical operation of the External Website and/or any linked websites and that SNC-Lavalin is not liable for the Terms and Conditions (or Terms of Use) of the External Website. Starting with upper section, workers install feeder tubes, making their way down to the lower section, where the feeder tubes are attached to end fittings. Benefits of refurbishment. According to an independent report by the Conference Board of Canada, the Darlington Refurbishment Project and the subsequent 30 more years of station operation, are expected to generate a total of $89.9 billion in economic benefits for Ontario, create 14,200 jobs per year, and boost personal income by an average of $1.6 billion on an annual basis. The latest video update on the Darlington Refurbishment Project. This is done through a process also known as ‘breaker open,” which involves cooling the reactor and stopping nuclear fission in accordance with Canadian Nuclear Safety Commission regulations and operational procedures. The Darlington Nuclear Generating Station, one of the top performing nuclear stations in the world, has produced 20% of Ontario’s electricity since the early 1990s. This helped to prepare a comprehensive estimate and full schedule for the project. Following years of detailed planning, approvals and preparations, the Darlington Refurbishment Project team carries out the first major step in project execution: Shutting down the reactor and disconnecting it from the power grid. OPG Darlington Nuclear Station Refurbishment Fluor was selected by Ontario Power Generation (OPG) for the procurement and construction of refurbishment work at OPG's Darlington Nuclear Generating Station in Ontario, Canada. Southwestern Ontario is host to our Western Waste Management Facility in Bruce County, as well as one hydroelectric station and our new solar facility on the site of the former Nanticoke coal station. Each of the reactor’s 960 feeder tubes is unique in shape, size and length, and these new components are delivered in three sections: upper, middle and lower. 14.5MB, pdf, 2.1MB, pdf, Shutting down the reactor and disconnecting it from Ontario's power grid. It was then defueled. We have offices in over 50 countries across six continents. The refurbishment will increase Ontario’s … We are SNC-Lavalin, and we are experts at mastering complexity. The FAO refers to the following three elements … Click on a regional title to visit its community home page. The construction of the complex was completed in January 2013. The Government of Ontario (the Province) has decided to secure a long-term supply of electricity generation in Ontario by refurbishing ten nuclear reactors at the Bruce and Darlington Nuclear Generating Stations and extending the life of the Pickering Nuclear Generating Station. Oct 11, 2017. 5.0MB, pdf, A full-scale reactor mock-up was created to simulate key elements of the refurbishment, creating an employee training program, as well as providing a space to develop, source and test specialized tooling solutions. Find out more about the status of this project. ... Nuclear Engineering International is a … Northeastern Ontario contains 14 of our hydroelectric stations, including several we built or redeveloped through key partnerships with local Indigenous communities. The Bruce plant will also be refurbished. Darlington nuclear power station refurbishment details The refurbishment project involves the replacement of fuel channels, calandria tubes, feeder pipes, and end fittings of each reactor core, as well as the associated steam generators, turbine generators, fuel handling systems, and other ancillary plant equipment on a sequential basis. (Photos by Joel Wittnebel) By Joel Wittnebel/The Oshawa Express On time. The four-unit Darlington refurbishment project, which began with Unit 2 in 2016 after nearly a … This process involves raising the pressure in the unit to ensure that any contamination is contained. A fuel bundle contains natural uranium in the form of ceramic pellets. The refurbishment will run until 2026, and is expected to create up to 11,800 jobs for more than 180 companies across Ontario Once fully refurbished; the reactors will continue to produce approximately 20% of the province’s energy for at least another 30 years. Feeder tubes carry heated heavy water to boilers and return the water back to the reactor for reheating. A video about the steps required to refurbish the Darlington Nuclear Generating Station. Confirming the containment of the unit has been restored then removing tooling and physical barriers. Client's Challenge Since the early 1990s, Darlington Nuclear Generating Station has produced approximately 20 percent of Ontario's electricity, representing more than two … the unit, and sets the stage for replacement of parts. The project will take until 2026 to complete. The Darlington Nuclear refurbishment project, Ontario Power Generation (OPG), along with its project partners and vendors, have successfully completed the refurbishment of Darlington’s Unit 2 reactor and have reconnected it to Ontario’s electricity grid at 100% full power. Canada. The facilities are being used to trai… Inspecting and cleaning the calandria vessel then installing all 480 calandria tubes inside the reactor. The latest phase of the Darlington nuclear power plant’s refurbishment project began last week with the start of the defueling of Unit 3, according to Ontario Power Generation (OPG). Such waiver and release specifically includes, without limitation, any and all rights and claims pertaining to reliance on the data or content of the External Website.or claims pertaining to the processing of personal data, including but not limited to any rights under any applicable data protection statute(s). In addition to disclosing financial information prepared in accordance with Canadian GAAP or IFRS, depending on the period, SNC-Lavalin also discloses certain non-GAAP and non-IFRS financial measures, such as gross margin, revenue backlog, operating income, EBITDA, freehold cash, bookings and working capital. At this stage, the CNSC continues this oversight, confirming the newly refurbished unit can be operated safely and granting approval for the reactor to be gradually brought back to full power and reconnected to Ontario’s power grid. Workers perform a containment pressure test at this stage to confirm that the disconnected unit has been safely and completely isolated from the rest of the operating plant. 3.0MB, pdf, 1.1MB, Building Together - The Darlington Refurbishment Project. With all the reactor components removed, workers carefully clean and inspect the calandria vessel to ensure materials show no degradation. Removing all 480 fuel channels from the reactor. Central Ontario is home to 20 of our hydroelectric facilities, some of which, like our Sills Island Generating Station, have been part of their community for more than one hundred years. 198KB, pdf, 0 Summary Ontario Power Generation (OPG) is a corporation wholly owned by the Province. Refurbishment of all four Darlington units is expected to be completed by 2026. The reactor’s 480 fuel channels are critical parts of the heat transport system, which hold the reactor’s fuel bundles. Learn more about Laurentis Energy Partners, an OPG subsidiary. This is an important step in Ontario and Canada’s fight against climate change. Download images and watch videos in our multimedia gallery. With 96% of project costs spent in the province and a heavy reliance on Ontario-based contractors, for every $1 spent on the project, Ontario’s GDP will increase by an average of $1.40. Fuel channels are made of several sub-components: a pressure tube, two stainless steel end-fittings and annulus spacers. Confirming the safe separation of the shutdown unit from the operating plant. The refurbishment marks the first time a project of this scope has been undertaken within the station’s 30-year history. Browse through our locations to find the right contacts for your inquiry. SNC-Lavalin to provide decommissioning services for the... Atkins opens its doors to a new wave of graduates and apprentices. A single component of the Darlington nuclear refurbishment could cost Ontarians as much as $500 million, roughly four-times the initial estimate. Refurbishment of Darlington Nuclear’s Unit 3 now underway September 3, 2020 Since the start of execution on the Darlington Refurbishment project nearly four years ago, OPG and its project partners have reached several significant milestones, culminating with the successful reconstruction of the Unit 2 reactor and its return to commercial service this past spring. Darlington Nuclear refurbishment project. The Darlington-1 refurbishment is scheduled to start in the first quarter of 2022 and be … Ontario is moving forward with nuclear refurbishment at Darlington Generating Station, securing 3,500 megawatts of affordable, reliable, and emission free power. Removing fuel and heavy water from the reactor. In 2016, after years of detailed planning and preparation, Ontario Power Generation’s team of project partners, industry experts, energy professionals, and skilled tradespeople successfully shut down the first of four Darlington reactors scheduled for refurbishment over the next 10 years. Shown here: the turbine generator system sits disassembled as the components are rebuilt and replaced. Led by SNC Lavalin Nuclear (SLN) and Aecon Nuclear, the mock-up helped to train the team for feeder and fuel channel replacements to be undertaken as part of the overall refurbishment project. The complex work to dismantle and reassemble the reactor was practised in over 750,000 hours of training at OPG's Mock-up and Training Facility at the Darlington Energy Complex, resulting in improved efficiencies. Restarting a reactor is a process that involves a number of step-by-step approvals to confirm the quality of work and to ensure that equipment, systems, operating procedures and trained staff are ready to proceed with the start-up process. The Darlington Nuclear Generating Station recently marked the halfway point of the refurbishment work on its second of four reactors being renovated in order to extend the life of the facility for as long as 30 years. The unit 2 refurbishment has substantially completed the third major segment, the installation and reassembly of reactor components, which included the installation of fuel channel assemblies and installation of new feeder tubes. In addition to playing a significant role in strengthening Ontario’s economy, an independent report prepared by Intrinsik Environmental Sciences, noted that the continued operation of Darlington Nuclear to 2055 will take the equivalent of two million cars off Ontario’s roads per year by avoiding significant greenhouse gas emissions. Ontario Power Generation’s (OPG) plan to refurbish the four reactors at the Darlington Nuclear Generating Station (DN… Operators in the Re-Tube Control Centre can then begin the process of achieving first criticality, which means sustaining the chain reaction of splitting atoms and releasing heat. Islanding allows the unit to be refurbished safely and efficiently while limiting impact on the operating units and rest of the station. The Darlington Nuclear Generating Station, one of the top performing nuclear stations in the world, has produced 20% of Ontario’s electricity since the early 1990s. Reconnecting the reactor to Ontario’s power grid following rounds of inspections and approvals. To ensure nuclear reactors remain in good working condition throughout their expected life, a mid-life refurbishment is required. Installing all 960 feeder tubes prior to filling the moderator system. 4.8MB, pdf, A Darlington CANDU reactor contains 480 calandria tubes, which are removed using specialized tooling, which workers operate remotely and transport in protective flasks to OPG’s Re-tube Waste Processing Building for storage preparation. Loading 6,240 fuel bundles into the reactor’s fuel channels. Before disassembling a CANDU® reactor, workers must disconnect it from the power grid. It will also fully comply with current nuclear safety regulations and policies that have come into place since Fukushima. “The Darlington nuclear refurbishment project is one of the world’s largest nuclear infrastructure projects, and the timely completion of the Unit 2 reactor showcases Ontario’s position as a global leader in nuclear generation. Removing all 480 calandria tubes from the reactor. Now that the reactor has been safely shut down and the reactor disconnected, workers use remote-controlled tooling to remove 6,240 fuel bundles from the unit and place them in water-filled fuel bays for up to ten years of safe storage. “This is the first step in our participation in the whole program of Ontario nuclear refurbishment,” said Clochard. The project is scheduled for completion by 2026, and will ensure safe plant operation through 2055. On budget. This preparatory work was essential to safeguard the health and safety of workers throughout the refurbishment process. The Darlington project is for the site preparation, construction, operation, decommissioning and abandonment of up to four new nuclear reactors at the existing Darlington Site to generate approximately 4,800 megawatts of electricity to the Ontario grid. Find out more about the status of this project reactors one at a time successfully added to basket... Linked websites images and watch videos in our multimedia gallery operation through 2055 and put physical barriers in.. Rebuilt and replaced ’ s 480 fuel channels rooms then installing all 960 feeder tubes carry heavy. Are made of several sub-components: a pressure tube, two stainless steel and... Isolate the unit, and recommendations, and how the Darlington refurbishment project is expected to refurbished... Condition throughout their expected life, a public information centre and a 70,000ft².! Job that includes removing, storing or replacing thousands of critical components and emission free.... 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