Siemens connects electricity grids of uk and belgium with. Abb has participated in the delivery of more than half of the worlds around 170 hvdc links. Hvdc plus ist ein technologischer durchbruch fur hocheffiziente stromubertragung. It is said to be the first offshore grid connection worldwide to take up commercial operation with efficient directcurrent technology. Electronic pdf the global hvdc power supply market is expected to reach usd 3. Siemens has installed hvdc plus projects worldwide with a total. 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. Siemens wins order for first hvdc link between great. Modern hvdc plus application of vsc in modular multilevel converter topology published on jul 1, 2010 in isie international symposium on industrial electronics doi. Siemens has been awarded a contract to deliver two converter stations for the first highvoltage directcurrent hvdc link between great britain and denmark.
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. Inelfe, the france spain hvdc plus interconnection is. 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. The siemens hvdc plus solution, with two parallel links and four 4 cables with a dc voltage of 320 kv, will couple the two converter stations and will be connected via a 400 kv ac interface to rtes transmission grid, as well as a 400 kv ac interface to rees transmission grid. Hvdc projects for longdistance transmission have two or rarely, more converter stations and a transmission. Generally overhead lines are used for interconnection, but an important class of hvdc projects use submarine power cables. This is a list of notable highvoltage directcurrent power transmission projects. A highvoltage, direct current hvdc electric power transmission system also called a power superhighway or an electrical superhighway uses direct current for the bulk transmission of.
Page 18 september 2017 em ts lts shvdc hvdc plus siemens as. Hvdc transmission and integration ac grid 1 rightofway comparison of 6,000mw hvdc and ac circuits joe mooney is a department manager at power engineers, inc. Ptrs previous impression on this announcement emphasized abbs ability to win large power hvdc. 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. Principles of concept a new modular multilevel converter mmc topology has been introduced by siemens into hvdc applications during. Hvdc plus basics and principle of operation siemens. Voltage source converter hvdc links the state of the art. Hvdc highvoltage direct current transmission unrivaled. Hvdc and facts, which can eliminate the drawbacks of twolevel topology and provides advantages with respect to the performance as well 2. In january 2017, abb in consortium with bhel was awarded the scheme1 contract.
Hvdc plus is our latest development for ensuring economical power transmission and providing controlled power supply to the connected networks. Hvdc solutions for integration of the renewable energy resources marcus haeusler hvdc lead engineer. 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. The manufacturer abb group calls this concept hvdc light, while siemens calls a similar concept hvdc plus power link universal system and alstom call their product based upon this technology hvdc maxsine. The hvdc plus from siemens, hvdc light from abb and hvdc maxsine from alstom are examples of the implementation of the mmc concept in applications for vsc hvdc transmission 1415. Converter hvdc abb hvdc light siemens hvdc plus alstom hvdc maxsine based on transistor rather than thyristor igbt or similar simpler transformers no dc. Hvdc technology development for electricity networks. Development of functional specifications for hvdc grid systems. 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 a highly controllable and flexible system and brings operational benefits to both transmission systems. Hvdc projects for longdistance transmission have two or rarely, more converter stations and a transmission line interconnecting them. 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. The link below is a link to a brochure on siemens latest hvdc technology hvdc plus.
As a key enabler in the future energy system based on renewables, hvdc is truly shaping the grid of the future. 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. 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. Hvdc transmission and integration ac grid 1 rightofway comparison of 6,000mw hvdc and ac. Siemens to install indias first vsc hvdc link by saqib saeed 2017, march, 29 a consortium between siemens and sumitomo electric industries ltd. The hvdcplus from siemens, hvdclight from abb and hvdcmaxsine from alstom are examples of the implementation of the mmc concept in applications for vschvdc. 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. As opposed to the conventional hvdc, its design provides technical as well as economical advantages.
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. Inverter ud control no change in dc voltage, but change in dc current. 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. 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. Aty edris recently led a study investigating integration of novel permanent magnet hydro synchronous generators pmsgs to the alberta interconnected system in canada. Further below i link a paper i wrote over a year ago that describes how this technology is. Development of functional specifications for hvdc grid. Principlesof hvdc controls convertercontrol functions, dc voltagecontrol 1.
Hvdc circuit breakers are difficult some mechanism must be included in the circuit breaker to force current to zero. 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. 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. Hvdc disadvantages hvdc is generally less reliable and has lower availability than hvac. Hvdc plus with modular multilevel converter basic scheme pm pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n u d phase unit v d igbt2 d2 d1 igbt1 power module pm power module electronics pme converter arm converter reactors converter module svc plus. 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. 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. Pdf modern hvdc plus application of vsc in modular. Hvac 3phase lower transmission loss because of no reactive loss lower. Hvdc high voltage direct current dc direct current. Hvdc plus siemens projects based on hvdcplus technology. Siemens has installed hvdc plus projects worldwide with a total capacity of 6. Electrical energy up to 6 gw can now be transmitted through hvdc lines, product line for traction and highvoltage direct current hvdc applications.
Hvdc is an established technology that has been in. Siemens wins order for first hvdc link between great britain. This paper focuses upon hvdc transmission systems with high ratings, i. 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. The siemens hvdc plus igbt technology is an innovative application in the field of hvdc transmission systems. Hvdc vsc technology for offshore wind farm applications. This article describes the new dynamic simulation model called hvdcplu1for the simulation of hvdc plus in psse. The siemens hvdc transmission employing the voltage source converter modular multilevel technology is called the hvdc plus. Voltage source converter solution hvdc ieee pes boston. Hvdc highvoltage direct curent r ansmistr sion siemens. 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. They have extended the use of hvdc down to blocks as small as a few tens of megawatts and overhead lines as short as a few dozen kilometers. 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. Hvdc transmission based on vsc is a relatively a new technology since it uses igbts insulated gate bipolar transistor.
Hvdc maxsine losses are based on the hvdc plus losses since the converter designs are very similar. Hvdc plus works well with weak systems as it does not need any external references to generate voltage or frequency. 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. Hvdc plusbasics and principle of operation request pdf. 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 with modular multilevel converter basic scheme pm pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n pm 1 pm 2 pm n u d phase unit v d.
Siemens has been awarded a contract to deliver two converter stations for the first high voltage directcurrent hvdc link between great britain and denmark. 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. Peter kohnstam, 22 april 20, united states department of. Existing connection under construction future plan. The siemens hvdc plus solution, with two parallel links and four 4 cables with a dc voltage of 320 kv, will couple the two converter stations and will be connected via a 400 kv ac interface. As opposed to the conventional hvdc, its design provides technical as. 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. One of the secrets of the current economic momentum is that high energy c hvdc valve. The siemens hvdc transmission employing the voltage source converter modular multilevel technology is called. 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. Example of hvdc plus station 2 x 100 mw in principle, there are two configuration possibilities. 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.
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