Capula will be involved in an important part of the refurbishment of the converter station control room, with the replacement of the SCADA system. The company - which owns energy infrastructure like overhead and underground power cables - said there would be a reduction in the amount of electricity available to the network until 13 October following the fire. GE is globally recognized for designing, manufacturing and delivering customized HVDC solutions for utilities worldwide. GE has designed, delivered and supports an installed HVDC capacity of more than 35 GW globally in a broad range of applications and environments. Read about our approach to external linking. VSC is available as point to point, back to back, submarine/land cable and offshore schemes. 0000003997 00000 n [9], In November 2016, during Storm Angus, a ship dragging an anchor cut four of the eight cable components, reducing capacity by 50%. It looks like you are using a browser that is not fully supported. A fire in September 2021 caused the link to be removed from service. trailer <<431B830FD85F402ABA804851D03E7DCD>]/Prev 502951>> startxref 0 %%EOF 102 0 obj <>stream Sellindge Converter Station. Can Nigeria's election result be overturned? Meanwhile, Ofgem has warned households face another steep increase in energy bills from next April when the new price cap comes into force. 0000099245 00000 n The Sellindge converter station was built by GEC [7] and the Les Mandarins converter station was built by CGE Alstom. Consisting of new equipment, upgrading of obsolete, and utilising existing control systems, Capula will integrate these technologies into one control room SCADA and new electronic mimic screen. 2023 BBC. The British landing point for the subsea cables is near Folkestone, Kent, from where underground cables connect to Sellindge converter station and then on to the UK transmission system. Typically over five years to design, procure and build an HVDC converter stationdelivered in 16 Liked by Rajasekar Sampath. Cables are laid in pairs in four trenches so that the magnetic fields generated by the two conductors are largely cancelled. However, France imports energy as needed during the winter to meet demand, or when there is low availability of hydroelectric power. The role will assist in the management and any future updates of the Siemens O&M, SPAC Monitoring and Maintenance and expert call-off contracts. Sign up to get the latest stories from Kent direct into your inbox here, The National Grid Sub Station in Sellindge. HN1y58HKUK=T+38{)tq5SNTXBt;.>nWO7s4}SZ:ik:7,SPgMNU2,l9"b+tXPd8R:$qbYz~NCX)/7. The interconnector is around 260km in length and has the capacity to carry 500 megawatts of electricity between southern Ireland and Britain. VSC is an ideal technology for submarine/land cable interconnection, integrating renewables, offshore and urban infeed applications. The Sellindge converter station was built by GEC and the Les Mandarins converter station was built by CGE Alstom. Tested host Adam Savage and Innovation Nation correspondent Alie Ward travel to Germany to visit the facility where GE builds the worlds largest power transformer. There are currently no reviews for this company. This latest project aims to support the extension of the operational life of the converter station through a refurbishment programme, with a focus on ensuring interoperability of legacy and the latest control systems. 0000015608 00000 n This HVDC-link is 73km (45miles) long in route, with 70km (40miles) between the two ends. frequency: 50;0: location: outdoor: name: Sellindge Converter Station: operator: National Grid plc: 0000063902 00000 n on the rate of change of the 400 kV RMS voltage at Sellindge converter station calculated without the dynamic compensa-tion. A large fire at a key substation in the UK has forced the shutdown of one of the most important power cables that import electricity from France. HVDC converter stations. The blaze at the Sellindge converter station in Kent forced a shutdown of the high-voltage cable that brings electricity from France to the UK last month as energy markets rocketed to all-time. The shutdown came at a time of high prices and supply shortage in the UK electricity . 0000084075 00000 n With over 130 years of pioneering experience, GE offers two HVDC . According to data from the National Grid (LON: NG ), flows on the 2,000 megawatt (MW) IFA-1 cable were halted overnight, however, the IFA-2 cable is . Subcategories This category has only the following subcategory. However, the National Grid has revealed this has since been delayed, as the Mirror reports. National Grid said that it had been able to reduce that outage time slightly, meaning that it will come back to service on October 20 rather than October 23. The cable had a length of 65km (40miles) and was operated symmetrically at a voltage of 100kV and a maximum current of 800amperes. Initially these were air-cooled and used analogue control systems, and in 2011 and 2012 respectively, the thyristor valves of Bipole 1 and Bipole 2 were replaced by modern water-cooled thyristor valves and digital control systems supplied by Alstom. Line Commutated Converters Line Commutated Converter is a mature cost effective HVDC technology based on thyristor power semiconductors, which enables the bulk transfer of power of up to 8 GW with low losses and inherent DC fault protection. Not for Mission Sellindge! The fire service said four crews remained at the seen "dampening down remaining hot spots" at 14:45 BST. National Grid ESO, which balances energy supplies in the UK, said it expects to "continue supplying electricity safely and securely". The site was evacuated and it is understood there were no injuries while Kent. Read about our approach to external linking. All fields are required. The HVDC Cross-Channel (French: Interconnexion France Angleterre) is the name given to two different high-voltage direct current (HVDC) interconnectors that operate or have operated under the English Channel between the continental European and British electricity grids.. The station is a key site where power arrives in Britain from France. HVDC systems utilize power electronics technology to convert AC and DC voltage and are ideal for supporting existing systems or building new power highways. Copyright OpenStreetMap and contributors, under an open license. AC is used in each country's transmission system, while DC is used for sending electricity long distances along the subsea cables. The new units will replace the old transformers at the site, significantly improving the system's reliability. It comes as the UK has been hit with record energy prices after a global gas market surge raised the cost of running gas power plants, which has been compounded by a string of outages and low wind speeds. The Sellindge converter station was built by GEC and the Les Mandarins converter station was built by CGE Alstom. Capula will be involved in an important part of the refurbishment of the converter station control room, with the replacement of the SCADA system. [11], In September 2021, a major fire at the Sellindge converter station led to the shutdown of the link. Every HVDC solution is tailored and designed based on a project-by-project assessment of the customers' individual requirements, whether it's for connecting offshore wind generation, long distance power transmission, or energy trading between independent networks. We deliver unparalleled efficiency and safety, vital to the energy needs of GB and the north-western European Region. We electrify the world with advanced grid technologies and Supportable for the next 10 years, the system is operationally future-proofed to ensure the integration of IFA1 with IFA2, with clear upgrade pathways and backwards compatibility to optimise system longevity. Imports through the interconnector have generally been around the highest possible level, given the capacity of the link. The Sellindge converter station joins Interconnexion France-Angleterre to the 2,000 MW HVDC interconnector which links the British and French electricity transmission systems. Sellindge was commissioned in 1986 and has many distributed control and monitoring systems. 0000007642 00000 n Sellindge Converter Station Put simply, this facility takes electricity from the cross-channel cable from France, and converts it into a form usable in the National Grid. Or by navigating to the user icon in the top right. In order to return the site safely to service, the Grid says that "extensive work" must be carried out. The load will then leave the M20 at junction 10, travelling along the A20 and Church Lane before reaching the Sellindge electricity converter station. The GB landing point for the sub-sea cables is near Folkestone, Kent, from where underground cables connect to Sellindge converter station and then onto the GB transmission system. Your review will appear immediately. Video, Russian minister laughed at for Ukraine war claims, US-made cheese can be called 'gruyere' - court, Alex Murdaugh's legal troubles are far from over, Sonic boom heard as RAF Typhoon jets escort plane, AOC under investigation for Met Gala dress, Nelson's 97th-minute stunner gives Arsenal victory, The children left behind in Cuba's exodus, Saving Private Ryan actor Tom Sizemore dies at 61, Walkie Talkie architect Rafael Violy dies aged 78. Proven technologies and world-class partners. To maintain grid frequency and power, the National Grid has a variety of frequency response assets, of which market batteries are the first to respond. [13][14] National Grid initially announced that half of the link capacity would be restored within a fortnight, with full capacity being restored in March 2022. and begin my permanent role on-site at Sellindge. The action you just performed triggered the security solution. Supportable for the next 10 years, the system is operationally future-proofed to ensure the integration of IFA1 with IFA2, with clear upgrade pathways and backwards compatibility to optimise system longevity. Please note that there might be constraints on site display and The picture shows the 400 kV HVDC transformers. The link connects converter stations at Rush North Beach, County Dublin, Ireland, and Barkby Beach in North Wales. Performance & security by Cloudflare. The National Grid has warned a Kent power plant will not be up and running again until 2023. LCC is available as point to point overhead line and submarine/land cable and is ideally suited for back to back schemes. Firefox Browser, We provide power utilities 0000019365 00000 n Sellindge was commissioned in 1986 and has many distributed control and monitoring systems. I've been working as an apprentice at the Sellindge converter station, dividing my time between the training centre and site. In common with the 1961 scheme, there is no provision to permit neutral current to flow through the sea. 01303 8. Work is making visible leaps forward with the framework for the valve hall and control building now standing tall. The interconnector, which has been operating since 1986 and imports largely nuclear-generated power from France when needed, had only been operating at half capacity due to repair work, according. 0000094386 00000 n National Grid said the site had been evacuated, and there have been no reports of casualties. 0000002625 00000 n A converter station converts electricity between Alternating Current (AC) and Direct Current (DC). 0000019195 00000 n The GB landing point for the sub-sea cables is near Folkestone, Kent, from where underground cables connect to Sellindge converter station and then onto the GB transmission system. Why Alex Murdaugh was spared the death penalty, Why Trudeau is facing calls for a public inquiry, The shocking legacy of the Dutch 'Hunger Winter'. 1 The Sellindge Converter Station is the UK terminal for the France Interconnector. 0000013986 00000 n In early September, the GB power market balance began to tighten, with numerous generators and interconnector capacity undergoing planned maintenance ahead of winter - a typical situation during the autumn 'shoulder-month' period. a c. 15 km underground alternating current cable system between Folkestone and Sellindge, UK. 2 The 'Tariff Meters' and associated current and voltage transformers shown on the 11kV side of 400/11kV station transformers (Tx 1 and Tx 4) in Attachment B. ISG 195/05 Home > Systems & Services > High Voltage Direct Current Systems. 0000007335 00000 n View my verified achievement from GIAC Certifications. hb```b``=) B@16#- These candidates have been chosen based on the following criteria: Joe Roberts Wednesday 15 Sep 2021 9:54 am. You can email the site owner to let them know you were blocked. National Grid said the fire prompted the evacuation of its IFA1 interconnector site in Sellindge in Kent. 0000091092 00000 n 0000002512 00000 n 0000005872 00000 n The undersea section consists of eight 46km (29miles) . . JavaScript and reload the A large fire at a key electricity converter station in the U.K. has shut down a major cable that brings power from France, worsening Britain's energy crunch. If you want more mind-blowingly complicated information look at; Link Copyright Jonathan Billinger and licensed for reuse under this Creative Commons Licence. 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Twelve fire crews were sent to the site in Sellindge near Ashford on Wednesday, Kent Fire and Rescue Service said. Hosting is supported by UCL, Fastly, Bytemark Hosting, and other partners. This scheme was equipped with mercury-arc valves, each having four anodes in parallel.[4]. As always you can unsubscribe at any time. The link is used to transfer electricity between the UK and French networks. A fire at National Grid's IFA1 interconnector site in Sellindge is to see power prices once again spike in the UK as 1GW of capacity drops off the system. Cross Channel Sellindge Converter Station 2000MW double bipole HVDC scheme In service 1985/86, Air cooled valves SVC per bipole Worlds largest HVDC cable scheme Availability A il bilit Specified = 95 % Achieved > 97 97.5 5% Bipole 2 Control Building Filters Bipole 1 73 73 Cross Channel Sellindge Converter Station 2000MW double bipole HVDC scheme In service 1985/86, Air cooled valves SVC per bipole World's . 0000012629 00000 n The undersea section consists of eight 46km (29miles) long 270kV submarine cables, laid between Folkestone (UK) and Sangatte (France), arranged as two fully independent 1,000MW Bipoles, each operated at a DC voltage of 270kV. 0000015456 00000 n Except where otherwise indicated, Everything.Explained.Today is Copyright 2009-2022, A B Cryer, All Rights Reserved. Onshore converter station Kier Infrastructure, contracted to GE's Grid Solutions, has been onsite since spring 2022 readying it for the installation of the converter station's state-of-the-art electrical infrastructure. The cable was built by ABB. The damaged interconnector in Sellindge, near Ashford, normally supplies 2 gigawatts (GW) of energy from France and is one of the UK's largest sources of foreign power. 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A power cable running under the English Channel was "not operating" after the fire, the National Grid said. An aerial photo shows the damage after the electricity interconnector fire at Sellindge in Kent A further 1000MW planned outage will be in place until 25 September. The blaze halted electricity imports via the 2,000 megawatt power cable until March of next year. usability. Please enable [5] Given that the cable was laid on the surface of the seabed it was prone to being fouled by fishing nets, causing damage. description: Interconnector station, linked to Les Mandarins France via underground/under sea cable. Voltage levels of 800kV and above have been considered but no converter stations have been built at these voltage levels. OpenStreetMap uses JavaScript for its slippy map. 0000091737 00000 n With over 30 years of operational expertise, both parties operate IFA , a 2000MW high voltage direct current (HVDC) electrical interconnector between Sellindge (GB) and Les Mandarins (FR). The fire at the National Grid site broke out just after midnight. Send your story ideas to southeasttoday@bbc.co.uk. This page requires JavaScript in order to be fully functional and displayed correctly. 0000064625 00000 n September 16, 2021. National Grid said: "We are completely focused on getting IFA safely returned to service as soon as possible and ensuring we are able to support security of supply.". The fire started at the National Grid site in Sellindge, Kent, in the early hours (Picture: Google) A fire erupted at a key National Grid station . Not for Mission Sellindge! 0000005589 00000 n Unlike most HVDC schemes, where the two converter stations are built by the same manufacturer, the two converter stations of the 2,000MW scheme were built by different manufacturers (although both have subsequently become part of the same parent company, Alstom). GE's new state-of-the-art HVDC Valve Testing Facility (VTF) in Stafford, UK is the world's first fully programmable waveform generator for HVDC valves. It will then arrive at around 7am on . A fire which broke out at the Sub Station in Sellindge on September 15 left the site damaged and partially led to a global energy emergency. , imports of electricity from France have historically accounted for about 5% of electricity available in the UK. This website is using a security service to protect itself from online attacks. 0000091377 00000 n National Grid initially said the 1000MW (megawatts) of capacity would be unavailable until 13 October this year but in an update later pushed the date back to 27 March 2022. There are several actions that could trigger this block including submitting a certain word or phrase, a SQL command or malformed data. Voltage Source Converter is a newer technology based on power transistors with a reduced footprint compared to LCC technology. The equipment occasionally faults, causing capacity to drop: in a bad year, this might happen several times. The maximum transmission power of this cable was 160megawatts (MW). The current 2,000MW link is bi-directional and the countries can import or export depending upon market demands, mostly depending upon weather conditions and availability of renewable energy on the British Isles, and French surplus of nuclear generation or demand for electric heating. The system was built with solid-state semiconductor thyristor valves from the outset. Click to reveal In order to keep the disturbances of the magnetic compasses of passing ships as small as possible, a bipolar cable was used. Edit with Remote Control (JOSM, Potlatch, Merkaartor). Whilst repairs were undertaken there was considerable down time on the circuit resulting in a loss of trading. The offshore converter platform will be the heart of the wind farm and will comprise a 10,000 tonne topside attached to a 7,000 tonne jacket foundation piled into the seabed. This means that we may include adverts from us and third parties based on our knowledge of you. A 24 hour-dedicated Sharpfibre Project Management Team was quickly assembled and led by Kevan Crowe. Signing up to the KentLive newsletter means you'll get the latest news direct to your inbox twice a day. It was completed in 1986, and replaced the first cross-Channel link which was a 160MW link completed in 1961 and decommissioned in 1984. Liked by Rajasekar . Since the commissioning of the 2,000MW DC link in the 1980s, the bulk of power flow through the link has been from France to Britain. 3. REVIEW OF THE MAJOR FAILURES IN THE CURRENT HVDC CONVERTER STATIONS 3.1 General and industries worldwide with equipment, systems and services to bring power reliably and efficiently from the point of generation to The time delays were 0000084241 00000 n Twelve fire crews were sent to the site in Sellindge near Ashford on Wednesday,. 0000030179 00000 n The first HVDC Cross-Channel scheme was built by ASEA and went into service in 1961,[3] between converter stations at Lydd in England (next to Dungeness Nuclear Power Station) and Echinghen, near Boulogne-sur-Mer, in France. Built using GEs proven technology, with fully redundant systems and state-of-the-art software, eLumina delivers a reliable, high-performance platform consisting of: Utilizing cutting-edge technological advancements, GE has developed its most advanced MAXSINE valve specifically to address the complex challenges of the grid. A concept thunder (or your spark gap) has learned long ago. Smoke rises from an electricity converter station following a fire, in Sellindge, U.K., on Sept. 15. , Photographer: Edward Evans/Bloomberg (Bloomberg) -- A fire has broken out at a key electricity converter station where power from two cables connecting France to the U.K. comes to shore. The landing point for IFA 1 is Folkestone, from where underground cables connect to the Sellindge converter station and then onto the UK's transmission station. Commenting on the project Chris Smith, Transmission & Distribution Principal Software Engineer, Capula said: Capula has been supplying substation control systems for over 25 years and has supported National Grid Electricity Transmission since the early 1990s.