Dc transmission, hvdc plus with vscs is the preferred technology for. In january 2017, abb in consortium with bhel was awarded the scheme1 contract. Further below i link a paper i wrote over a year ago that describes how this technology is used in both of the above applications. In 2010 siemens installed its first vsc hvdc system in. Pdf hvdc plus basics and principle of operation semantic. Hvdc technology development for electricity networks. The link below is a link to a brochure on siemens latest hvdc technology hvdc plus. Hvdc plus works well with weak systems as it does not need any external references to generate voltage or frequency. Modular multilevel submodules for converters, from the. Hvdc, and recent improvements such as abbs hvdc light or siemens hvdc plus, are currently restricted to pointtopoint use, such as linking a huge, but remote, hydro electric plant to. The hvdc plus terminology is used for a hvdc transmission system which is based on voltage sourced converter vsc insulated gate. Interestingly, siemens has been awarded second phase scheme which is based on vsc technology. Siemens wins order for first hvdc link between great.
Recent siemens hvdc activites, yuriy kazachkov, siemens pti. Siemens is offering voltage sourced converters for hvdc applications with ratings up to 250 mw under the trade name hvdcplus power link universal systems. Hvdc plus basics and principle of operation siemens. Siemens wins order for first hvdc link between great britain. Hvdc projects for longdistance transmission have two or rarely, more converter stations and a transmission line interconnecting them. The hvdcplus from siemens 12, hvdclight from abb, and hvdcmaxsine from alstom 14 are examples of the implementation of dscc concept in applications of vschvdc transmission. One of the secrets of the current economic momentum is that high energy c hvdc valve. This is a list of notable highvoltage directcurrent power transmission projects. Electrical energy up to 6 gw can now be transmitted through hvdc lines, product line for traction and highvoltage direct current hvdc applications. Hvdc plus trans bay cable project worlds first mmcvsc technology in commercial operation 22 nov 20 e t ts 2 hvdc energy sector transmission solutions. It is said to be the first offshore grid connection worldwide to take up commercial operation with efficient directcurrent technology. Features and benefits of hvdc plus multilevel topology modular concept standard power electronics compactness of station design low switching frequency elimination of high frequency stresses conventional ac transformers proven siemens wintdc core hardware l l module 1 module 2 module n. Siemens ag similar style different submodules bricks.
Lcc linecommutated converter hvdc classic vsc voltagesourced converter hvdc plus 01 41 39 02 40 03 04 05 06 07 10 08 10 09 12 14 15 11 16 17 18 19 20. Siemens is offering voltage sourced converters for hvdc applications with ratings up to 250 mw under the trade name hvdc plus power link universal. The major components of hvdc vsc based transmission for offshore wind farms are. Hvdc vsc is prompted as hvdc light by abb and as hvdc plus by siemens the major components of hvdc vsc based transmission for offshore wind farms are. Voltage source converter solution hvdc ieee pes boston. Typical arrangement for igbt based hvdc plus s stem vsc. Principles of hvdc controls control of dc voltage dc voltage is varied by means of a converter bridge in rectifier operation the power flow is from the ac system to the dc system the power flow is changed from the dc system to the ac system by reversing the dc voltage. Major companies that promote hvdc vsc are abb and siemens. The siemens hvdc plus igbt technology is an innovative application in the field of hvdc transmission systems. Abb and siemens in hvdc power race financial times. Western hvdc link project overview birmingham london edinburgh douglas cardiff manchester glasgow flintshire.
Siemens high voltage direct current systems hvdc provide the most efficient way of energy transmission over long distances and to support the improvement of the grid stability. Hvdc and facts, which can eliminate the drawbacks of twolevel topology and provides advantages with respect to the performance as well 2. The operating range of the ideal converter theory from 0. Principlesof hvdc controls convertercontrol functions, dc voltagecontrol 1. Semantic scholar extracted view of hvdc plus basics and principle of operation by m. Siemens energy sector, e t ps sldsoere 20080810 hvdc plus v3. Development of functional specifications for hvdc grid. This optimizes grid stability such that it achieves the performance of siemens innovative hvdc voltagesourced converter technology. Stabilized power flows improve transmission grid performance. Page 18 september 2017 em ts lts shvdc hvdc plus siemens as global market leader for modular multilevel converter mmc hvdc 2019. As a key enabler in the future energy system based on renewables, hvdc is truly shaping the grid of the future. Nemo link interconnector enables transmission of mw electricity using siemens hvdc plus technology siemens built converter stations housing the state of the art hvdc equipment in both herdersbrug belgium and richborough uk official opening ceremony on december 5 in herdersbrug near brugge with belgian and uk dignitaries. Example of hvdc plus station 2 x 100 mw in principle, there are two configuration possibilities. Viking link will enable the exchange of electricity up to 1,400 megawatts mw to provide increased powersupply reliability and security to.
Till now, there are more than 100 hvdc projects in operation all over the world and about of them are in china. Siemens hvdc plus in hvdc plus the acdc conversion and vice versa is carried out by an igbt insulated gate bipolar transistor arrangement known as a power module. Converter hvdc abb hvdc light siemens hvdc plus alstom hvdc maxsine based on transistor rather than thyristor igbt or similar simpler transformers no dc stress reduced harmonics simple buildings 3 vsc circuit configurations 4 symmetrical monopole asymmetrical. The hvdcplus from siemens, hvdclight from abb and hvdcmaxsine from alstom are examples of the implementation of the mmc concept in applications for vschvdc transmission 1415. Basics of hvdc comparison hvdc classic hvdc plus vsc hvdc plus voltage sourced converter selfcommutated semiconductor switches with turnon turnoff capability, e.
Hvdc plus is our latest development for ensuring economical power transmission and providing controlled power supply to the connected networks. Siemens to install indias first vsc hvdc link by saqib saeed 2017, march, 29 a consortium between siemens and sumitomo electric industries ltd. In this paper, an overview of converter topologies such as, two level, three level and multi modular converter mmc topologies that are applicable for vschvdc systems is. Generally overhead lines are used for interconnection, but an important class of hvdc projects use submarine power cables. Versatility at your service as an innovation leader, siemens has developed an advanced, universally applicable solution for power transmission with its voltagesourced converter vsc technology hvdc plus.
Hvdc highvoltage direct current transmission unrivaled. Inverter ud control no change in dc voltage, but change in dc current. Abb and hvdc the worlds first commercial highvoltage direct current hvdc link, situated between the swedish mainland and the island gotland, was delivered by abb already in the 1950s. Once installed, hvdc transmission systems often form the backbone of an electric power system, combining high reliability with a long, useful life. Hvdc classic siemens experience gezhoubanan qiao etzenricht 1993 wien sudost 1993 durnrohr 2014 1983 moyle 20 black sea transmission 1989 2004 2010 estlink 2 2007. The offshore platform of the borwin2 grid connection using siemens hvdc plus technology is located northwest of the german island of borkum in the north sea. Existing connection under construction future plan. Hvdc transmission based on vsc is a relatively a new technology since it uses igbts insulated gate bipolar transistor. Hvdc vsc technology for offshore wind farm applications. The igbtbased siemens hvdc plus is build out of selfcommutated systems with indirect voltage link voltagesourced converters, vsc and operates with the newest type of the modular multilevelconverter mmc, which is used in the ultranet project, and has a transmission capacity up to 2000 mw at a voltage of 500 kv dc.
Hvdc solutions for integration of the renewable energy resources marcus haeusler hvdc lead engineer. The hvdcplus from siemens 12, hvdclight from abb, and hvdc maxsine from alstom 14 are examples of the implementation of dscc concept in. This article describes the new dynamic simulation model called hvdcplu1for the simulation of hvdc plus in psse. Siemens to install indias first vsc hvdc link power. As the consortium leader, siemens was awarded a turnkey contract which comprises the converter stations for the hvdc plus system, including engineering, design, manufacturing, installation and commissioning of the hvdc transmission system. Converter topologies in vschvdc systemsan overview ijert.
Hvdc plus siemens projects based on hvdcplus technology. Sep 12, 2019 the link below is a link to a brochure on siemens latest hvdc technology hvdc plus. Aty edris recently led a study investigating integration of novel permanent magnet hydro synchronous generators pmsgs to the. Siemens has been awarded a contract to deliver two converter stations for the first highvoltage directcurrent hvdc link between great britain and denmark.
Peter kohnstam, 22 april 20, united states department of. Presented at the 40th meeting of study committee b4 and colloquium on role of hvdc, facts and emerging technologies in evolving power systems, bangalore sept. The hvdc plus from siemens 12, hvdc light from abb, and hvdc maxsine from alstom 14 are examples of the implementation of dscc concept in applications of vsc hvdc transmission. The igbtbased siemens hvdc plus is build out of selfcommutated systems with indirect voltage link voltagesourced converters, vsc and operates with the newest type of the modular multilevelconverter mmc, which is used in the ultranet project, and has a transmission capacity up to 2000 mw at a. Hvdc plus voltage source converter solution hvdc technology, benefits, applications. Hvdc plus is a highly controllable and flexible system and brings operational benefits to both transmission systems. Viking link will enable the exchange of electricity up to 1,400 megawatts mw to provide increased powersupply reliability and security to consumers in both countries. Full bridge submodule fbsm utilizing full bridge submodules in a b6 configuration could also be used for hvdc. Hvdc highvoltage direct current transmission unrivaled practical experience open the catalog to page 1 an overview of worldwide lcc and vsc references siemens is a globally renowned, highly experienced technology partner for hvdc projects. S time to connect hvdc highvoltage direct current is a highly efficient alternative for transmitting large amounts of electricity over long distances and for special purpose applications. Abstract the converter topologies in vschvdc system have an important role in the performance of the system.
The siemens hvdc transmission employing the voltage source converter modular multilevel technology is called the hvdc plus. Voltage source converters vsc marketed as hvdc light by abb and as hvdc plus by siemens insulated gate bipolar transistor igbt technology does not require strong ac sources for commutation low short circuit ratio requirements does not have minimum transfer requirements minimal filtering is required at the terminals. Hvdc high voltage direct current dc direct current. Abb has participated in the delivery of more than half of the worlds around 170 hvdc links. Hvdc plusbasics and principle of operation request pdf. Siemens has installed hvdc plus projects worldwide with a. Siemens has been awarded a contract to deliver two converter stations for the first high voltage directcurrent hvdc link between great britain and denmark. This paper focuses upon hvdc transmission systems with high ratings, i. Siemens has installed hvdc plus projects worldwide with a total capacity of 6.
Jul 01, 2010 modern hvdc plus application of vsc in modular multilevel converter topology published on jul 1, 2010 in isie international symposium on industrial electronics doi. Hvdc classic hvdc plus hvdc classic hvdc plus hvdc. Development of functional specifications for hvdc grid systems. Aty edris recently led a study investigating integration of novel permanent magnet hydro synchronous generators pmsgs to the alberta interconnected system in canada. Siemens connects electricity grids of uk and belgium with. Modern hvdc plus application of vsc in modular multilevel converter topology published on jul 1, 2010 in isie international symposium on industrial electronics doi. Hvdc highvoltage direct curent r ansmistr sion siemens. Hvdc plus ist ein technologischer durchbruch fur hocheffiziente stromubertragung. Voltage source converter hvdc links a the state of the.
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