Leave your review of National Grid. This website is using a security service to protect itself from online attacks. 0000005589 00000 n . The twelve-pulse bridge is composed of 12 "valves" each of which may contain many series-connected thyristors in order to achieve the DC rating of the HVDC scheme. With test capabilities up to 90,000 volts and 6,000 amps for both LCC and VSC technologies, the VTF gives you testing accuracy like never before. Converter Station 1 Sellindge, UK Rosser, Canada So Roque, So Paulo Yigne, Sweden Inga, Zaire Apollo, South Africa Dickinson, Minnesota Arrowhead, Minnesota North Cowichan, British Columbia New Brunswick, Canada Converter Station 2 72 km 92.9 km 33 km Length of Cable Some systems that used thyristors from rst . Because the first installation did not meet increasing requirements, it was replaced in 19751986 by a new HVDC system with a maximum transmission rating of 2,000MW between France and the United Kingdom, for which two new converter stations were built in Sellindge, between Ashford and Folkestone in Kent, England and in Bonningues-ls-Calais (Les Mandarins station), near Calais, France. The time delays were VSC is available as point to point, back to back, submarine/land cable and offshore schemes. 0000002625 00000 n Edit with Remote Control (JOSM, Potlatch, Merkaartor). 0000014614 00000 n [5] Given that the cable was laid on the surface of the seabed it was prone to being fouled by fishing nets, causing damage. The Sellindge converter station was built by GEC and the Les Mandarins converter station was built by CGE Alstom. OpenStreetMap is a map of the world, created by people like you and free to use under an open license. Russian minister laughed at for Ukraine war claims. 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. However, France imports energy as needed during the winter to meet demand, or when there is low availability of hydroelectric power. 0000007499 00000 n This HVDC-link is 73 km (45 miles) long in route, with 70 km (43 miles) between the two ends. Sellindge was commissioned in 1986 and has many distributed control and monitoring systems. 0000011161 00000 n The fire service said four crews remained at the seen "dampening down remaining hot spots" at 14:45 BST. Capula has been awarded the design, manufacture, test, install and commission of the Supervisory Control and Data Acquisition (SCADA) System for National Grids Ventures Sellindge High Voltage Direct Current (HVDC) converter substation. Investing.com - The UK's National Grid has confirmed there has been a fire at the IFA interconnector site in Sellindge, UK. National Grid Sellindge HVDC Convertor Stations, life extension of the control and monitoring systems. 0000015456 00000 n hb```b``=) B@16#- On top of the fire, a planned outage has been taking place at the IFA link which covers a further 1000MW capacity. The cable had a length of 65km (40miles) and was operated symmetrically at a voltage of 100kV and a maximum current of 800amperes. D. Auto-tripped AC filters The tripping logic will compare the ac RMS voltage at Sellindge and send the switching signals to the respective filters at Sellindge converter station. Click to reveal The system was built with solid-state semiconductor thyristor valves from the outset. Copyright OpenStreetMap and contributors, under an open license. Home > Systems & Services > High Voltage Direct Current Systems. 0000064333 00000 n The cable is also known as IFA,[1] [2] and should not be confused with the new IFA-2, another interconnect with France that is three times as long but only half as powerful. 73 73 Cross Channel Sellindge Converter Station 2000MW double bipole HVDC scheme In service 1985/86, Air cooled valves SVC per bipole World's . 0000019365 00000 n It forms a high voltage direct current (HVDC) bridge for the transmission of 2,000MW of electricity. 0000003378 00000 n IFA Availabilty Update. Reviews; Reviews. HVDC converter stations. Gas and power prices jumped. This railway station is located on a distance of 6.2 km. The interconnector runs between Deeside in north Wales and Woodland, Co Meath. 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. September 16, 2021. 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. The event comes during a difficult time for the UK power market, which is . National Grid, which owns the 2,000 megawatt cable, expects half of its capacity to return to service on . VideoRussian minister laughed at for Ukraine war claims, The children left behind in Cuba's mass exodus, Xi Jinping's power grab - and why it matters, Snow, Fire and Lights: Photos of the Week. LCC is available as point to point overhead line and submarine/land cable and is ideally suited for back to back schemes. 0000011511 00000 n [12] [13] National Grid initially announced that half of the link capacity would be restored within a fortnight, with full capacity being restored in March 2022. The site was evacuated and it is understood there were no injuries while Kent. 0000019195 00000 n Show map. As always you can unsubscribe at any time. 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. The maximum transmission power of this cable was 160megawatts (MW). frequency: 50;0: location: outdoor: name: Sellindge Converter Station: operator: National Grid plc: Prior to the 2021 fire, the link availability was around 98%, which was among the best rates in the world. 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 [7] and the Les Mandarins converter station was built by CGE Alstom. The Sellindge converter station was deployed in an operationally critical part of the UKs transmission network to increase the capacity and ensure the safe and reliable supply of electricity. The BBC is not responsible for the content of external sites. Subcategories This category has only the following subcategory. The fire at the National Grid site broke out just after midnight. I hope to keep . Proven technologies and world-class partners. site. The first Cross-Channel link was a 160 MW link completed in 1961 and decommissioned in 1984, while the second was a 2,000 . The blaze halted electricity imports via the 2,000 megawatt power cable until March of next year. The below details are a selected representation of HVDC projects. View information about postcode TN25 6AH in Sellindge. Capula has been awarded the design, manufacture, test, install and commission of the Supervisory Control and Data Acquisition (SCADA) System for National Grids Ventures Sellindge High Voltage Direct Current (HVDC) converter substation. Liked by Rajasekar . The picture shows the 400 kV HVDC transformers. 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. . 0000006774 00000 n 0000009717 00000 n Over the RIIO-T1 Regulatory Period, we are one of the largest suppliers of Capula has been subcontracted by AMEY to deliver a full turnkey, cyber secure protection and control solution. Cables are laid in pairs in four trenches so that the magnetic fields generated by the two conductors are largely cancelled. Explore and interact to learn about GEs HVDC solutions to provide utilities with efficient transfer of power, improved power quality, and improved grid performance. Not for Mission Sellindge! The basic building block of the converter is the six-pulse bridge. Capula will be involved in an important part of the refurbishment of the converter station control room, with the replacement of the SCADA system. 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. 0000001376 00000 n This HVDC-link is 73km (45miles) long in route, with 70km (40miles) between the two ends. Interconnector station, linked to Les Mandarins France via underground/under sea cable. Capital expenditure for our continued operations was 3.9 billion, 26% above the prior year, reflecting a full 6 months of U.K. Electricity Distribution, higher investment across both New York and. Read about our approach to external linking. 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. We provide power utilities 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. 0000056347 00000 n Whilst repairs were undertaken there was considerable down time on the circuit resulting in a loss of trading. end power consumers. The BBC is not responsible for the content of external sites. usability. A substation is a point of connection to an electricity network, changing the voltage of electricity so that it . 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 first 400 kV substations in Scotland were commissioned in 1972 associated with the line from Hunterston, Ayrshire to Neilston, Renfrewshire. HVDC systems utilize power electronics technology to convert AC and DC voltage and are ideal for supporting existing systems or building new power highways. 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. It plays a vital role, increasing the UKs energy security, reliability and capacity by connecting with the French electricity transmission network to bring a number of benefits, including lower cost electricity, increased access to low-carbon energy and improved security of supply. [10] Repairs were completed by the end of February 2017. The station is a key site where power arrives in Britain from France. 0000002015 00000 n Sign up to our daily newsletter for all the latest Kent stories and breaking news delivered straight to your inbox. Siemens will complete the work by mid-2019. The National Grid Sub Station in Sellindge (Image: Google Maps) The National Grid has warned a Kent power plant will not be up and running again until 2023. In order to keep the disturbances of the magnetic compasses of passing ships as small as possible, a bipolar cable was used. We deliver unparalleled efficiency and safety, vital to the energy needs of GB and the north-western European Region. [{"name":"Home","site_name":"Press | Company | Siemens","description":"","url_str":"\/global\/","level":0,"image":"","base_root":"https:\/\/press.siemens.com","base_nid":"5","base_nodepath":"\/node\/5","base_path":"\/global\/","base_secure_url":"https:\/\/press.siemens.com\/global","children":null}], Siemens will supply four 400 kV HVDC transformers for cross-channel link, Efficient 2,000 MW power transmission link between France and the UK will supply up to 3 million homes with electricity. The interconnector is around 260km in length and has the capacity to carry 500 megawatts of electricity between southern Ireland and Britain. 0000084241 00000 n A concept thunder (or your spark gap) has learned long ago. 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. 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. A recent report from the National Grid revealed that the UK would face a tighter margin between supply and demand for electricity supply this winter - but indicated there was enough capacity to keep the lights on. This is done by means of high-power, high-voltage electronic semiconductor valves. It would have been an even bigger exporter but for capacity outages on IFA1 linked to the fire at the Sellindge converter station over a year ago. Sellindge Converter Station Church Lane Sellindge Ashford Kent TN25 6AF. 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 . 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. The fire took place at in the early hours of Wednesday at Interconnexion France-Angleterre (IFA), in Sellindge, Kent. Please enable Sign up to get the latest stories from Kent direct into your inbox here, The National Grid Sub Station in Sellindge. This scheme was equipped with mercury-arc valves, each having four anodes in parallel.[4]. The Sellindge converter station joins Interconnexion France-Angleterre to the 2,000 MW HVDC interconnector which links the British and French electricity transmission systems. [8], This system remains the world's largest-capacity submarine cable HVDC system. The Sellindge converter station was built by GEC and the Les Mandarins converter station was built by CGE Alstom. 0000091737 00000 n The equipment occasionally faults, causing capacity to drop: in a bad year, this might happen several times.

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