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by S Achilles - Cited by 30

http://www.digsilent.de/Consulting/Publications/DirectDrive_Modeling.pdf

machine from Vestas. Named the V112 and succeeding the 3 .... produce a radically different financial equation for direct-drive turbines. ...

http://www.windsystemsmag.com/media/pdfs/Articles/2010_March/Zenergy_0310.pdf

In modern systems, e.g. Opti Slip ® (Vestas, Denmark), the slip of the ... design, it is also possible to have direct drive induction generators ...

http://services.eng.uts.edu.au/cempe/subjects_JGZ/eet/EET_Wind_Power_05s.pdf

GE, Siemens, Repower, Areva. Multibrid, BARD, Mitsubishi,. Vestas, Samsung, Doosan,. Sinovel…others. >400 MW. 5–10 MW Horizontal axis, gearbox/direct drive ...

http://www.emerging-energy.com/user/GlobalOffshoreWindEnergyMarkets20092021634285559_pub/GlobalOffshoreWindEnergyMarketsandStrategies2009.pdf

that the direct drive generators are becoming a favored choice. For example, Design 10 in Table 1 is one of the newest generator designs from Vestas, ...

http://ieeexplore.ieee.org/iel5/5198139/5208323/05208401.pdf?arnumber=5208401

Vestas V39 500. Pitch control,. Indirect Drive, hydraulic. Advanced Control. Enercon E40. Pitch control,. Direct Drive electrical. Nordex N52/N54 Stall ...

http://ieeexplore.ieee.org/iel5/4123465/4123466/04123499.pdf?arnumber=4123499

according to well-informed wind industry sources it will be a direct drive turbine fitted with a Vestas-designed annular generator. ...

http://www.beluga-group.com/uploads/media/2009-12-03-Renewable-Optimism.pdf

22 Nov 2007 ... present and drive the development, where the market is. ... This decision is a direct continuation of Vestas' establishment and expansion of ...

http://www.vestas.com/files//Filer/EN/Press_releases/VWS/2007/071122-PMUK-06.pdf

Current Vestas designs are horizontal axis wind turbines (HAWT type) but you ... some which are direct-drive with minimal drive-train components (i.e. ...

http://www.ntu.edu.sg/cao/CareerHub/Documents/Vestas Technology Quiz.pdf

Vestas. Lake Benton II. 103.50 MW. Enron Wind Corporation. Northern States Power ... Direct drive. Various generators. P.M. alternator. Active Controls ...

http://www.windpoweringamerica.gov/pdfs/workshops/us_wind_resources_and_technology.pdf

Direct Drive – Ingenious Simplicity. • Higher Energy Capture + Lower O&M Costs ... Over 20 key direct drive & power electronics patents issued or pending ...

http://www.windpoweringamerica.gov/pdfs/workshops/2008_weats/pingree.pdf

running off a stage of planetary gearbox. Variable slip systems (e.g. Vestas's “Optislip”). Remove gearbox entirely (direct drive). ...

http://www.wcapeenergy.net/Downloads/presentation/GTZ1415MAY09/Day_2_02_WindTech_FJackson.pdf

Olesen (Vestas) remarked that from an industry point of view a transition to PMSG, direct-drive technology is unlikely because of the ...

http://www.ecn.nl/fileadmin/ecn/units/wind/docs/Dutch_Wind_Workshop/Workshop_1/Workshop_1c_Summary.pdf

Direct drive. • PM generators. • Full MV power conversion ... Vestas NM110/V120m. 4.2/4.5 MW. GE 3.6 MW 104/111m. Manufacturer Model ...

http://www.uwig.org/IEEEPES2007/Lyons.pdf

Now being adopted by major manufacturers – e.g. GE 2.5xl and Vestas V112. ... reduced to half and direct drive generator weight to one third ...

http://windenergy.org.nz/documents/conference09/PhilipWongToo.pdf

With 80 Vestas 2 MW turbines at an exposed offshore site, the project has focused the .... Lagerwey produced their 2 MW LW72 Zephyros, a direct drive with a ...

http://cvi.se/uploads/pdf/Kunskapsdatabas samhalle/planering/internationell planering/Review offshore wind energy - Zaaijer.pdf

Direct drive. Enercon. KGW, SAM. Enercon. Siemens Wind. Siemens, LM. Winergy .... Peter Kruse of Danish manufacturer Vestas says that the in- ...

http://www.altenergystocks.com/assets/Wind Directions.pdf

The Vestas V25/200kW is a three bladed horizontal axis wind turbine with active yaw that features ... Active electric drive yaw system. As an additional ...

http://www.fescodirect.com/wind_listings/Vestas V25.pdf

Vestas V80 (offshore). 2000. Pitch reg., variable speed ... Marked increase in complexity, or,. Increased generator speed, or,. Direct drive approach ...

http://www.offshorewindenergy.org/ca-owee/indexpages/downloads/Brussels01_Technology.pdf

Energy, a leading German direct-drive wind turbine manufacturer. That will give it a ... about half of Vestas's forecasted capacity ( – GW). ...

http://www.mckinsey.com/clientservice/ccsi/pdf/renewables_china.pdf

Thursday 8thJune, 2006. Mark Hancock, Vestas Technology UK ... Direct-Drive. Rotor-to-Gbx (no shaft) ... technology with lightweight Vestas shape ...

http://www.berr.gov.uk/files/file42489.pdf

Vestas 75 kW and 100 kW turbines at ... Vestas V80 turbines, each of rated power ... Direct drive to generator for 500 kW turbine by. Enercon,. Germany ...

http://www.ee.bgu.ac.il/~alonk/RE/RE_lecture2.pdf

technologies - reliability of a direct drive and the compactness of a gear system. ... VESTAS. SIEMENS. WinWind. Source: BTM Consult ApS - March 2006 ...

http://akseli.tekes.fi/opencms/opencms/OhjelmaPortaali/ohjelmat/ClimBus/en/Dokumenttiarkisto/Viestinta_ja_aktivointi/Seminaarit/Nairobi_COP/Veli-Matti_Jaeaeskelaeinen_Winwind.pdf

16 Sep 2009 ... Moving on from Vestas, US giant GE began series production of its 2.5-MW GE ... Since 1992 Enercon has marketed variable-speed direct drive ...

http://www.principlepowerinc.com/news/articles/renewableEnergyWorld_090916.pdf

•Noordzee Wind. •Vestas O&M. • Q7 (incl. Haarlem). 40 minutes drive. Harlingen ... Direct Drive Turbine Knowledge (DarwinD, Harakosan, TT) ...

http://www.we-at-sea.org/docs/ATO Den Helder.pdf

MW gearless direct drive WTGs are Vensys licenses, valid for the Chinese Market only. Vestas, Denmark. With a 28% market share, Vestas leads the foreign ...

http://www.folkecenter.net/mediafiles/folkecenter/pdf/Market_and_Manufacturer_Trends.pdf

Vestas. Deutschland GmbH. Otto-Hahn-Str. 2-4. D-25813 Husum ... turbines combine reliability of modern direct drive and compactness of traditional ...

http://www.euindiawind.net/pdf/eiwen_database/Europe/3.List of Key Manufacturers of Wind Turbines.pdf

by PJ Tavner - Cited by 19

http://www.supergen-wind.org.uk/docs/Tavner, van Bussel, Spinato-3rdIETPEMD.pdf

Enercon 44: direct drive – sync machines. Rated power = 900 kW. Rotor diameter = 44 m ... + 1 x 3 MW Vestas. 160.5 MW (107 x 1.5 MW). GE Turbines ...

http://www.che.utexas.edu/course/che359&384/lecture_notes/topic_8/wind_energy_santoso.pdf

by E de Vries - Cited by 3

http://www.solentcomposites.com/images\news\Wind innovation slows. REW 0807.pdf

These bodies don't have any direct influence on planning decisions but may .... expected to drive a quarter of land animals and plants into extinction and ...

http://www.shetland.gov.uk/planningcontrol/apps/pdfs/2008_275_PCD/2008_275_PCD_Scan_003_Wind_Turbine_Information.pdf

Direct-drive generator with direct-current excitation. Direct-drive generator with permanent-magnet excitation. Main current suppliers. Vestas, GE, Gamesa ...

http://www.regenpowertech.com/Technical_Presentation.pdf

•Vestas RRB 600kW. •Expected Completion. August 2008. Hazleton Wind. Energy Center ... Grid Connected, Direct Drive machine. • 5 year Warranty ...

http://vwec.cisat.jmu.edu/conf/presentations/Trout VWECPresentation June 2008.pdf

by S JÖCKEL - Cited by 9

http://www.ewec2006proceedings.info/allfiles2/583_Ewec2006fullpaper.pdf

a “constant” r.p.m.) and designed for direct connection to the utlilty network at 480-500V AC ... electric drive yawing system and a control unit that ... The V17-90kW is fitted on the Vestas free standing lattice tower. SpecificationS ...

http://greenpower-electric.net/Vestas Spec Sheet_FINAL.pdf

21 Apr 2009 ... Vestas V47 660 kW. – Vestas V66 1 750 kW. – Jeumont J48 750 kW ... Direct drive Permanent Magnet ... direct. > variable speed with MPPC ...

http://www.sanea.org.za/CalendarOfEvents/2009/JohannesburgLectures/Apr21/SANEA Lecture Wind Energy - 21 April 2009.pdf

Vestas V47 660 kW. – Vestas V66 1 750 kW. – Jeumont J48 750 kW .... Direct drive Permanent Magnet. 20b. G. ~. ~. --. . . PMG. (direct) ...

http://www.sanea.org.za/CalendarOfEvents/2009/CapeTownLectures/Aug05/SANEA-Lecture-2-WindEnergy - CT 05 August 2009.pdf

20 Oct 2009 ... 111 Vesta Drive to install various encroachments within the public right of way ... direct Legal Services and/or the General Manager of ...

http://www.toronto.ca/legdocs/mmis/2009/te/bgrd/backgroundfile-24819.pdf

Philip Carne Kjær Vestas Wind Systems, Power Plant R&D http://www.vestas.com/. Jim Platts ... permanent magnet direct drive generators in China. ...

http://www2.eng.cam.ac.uk/~hemh/climate/IB_elective_windpower_Easter_2008.pdf

Variable speed, pitch controlled. Vestas, Nordex,. GE Wind Energy,. NEG Micon new. Direct drive synchronous generator: Variable speed, pitch controlled ...

http://ee.ucd.ie/erc/slootweg.pdf

Market leaders Vestas, Gamesa, GE Wind, Enercon and Suzlon ... Reliability of a direct drive. – Low weight of the traditional high speed gear system ...

http://www.cleantechscandinavia.com/CleantechScandinavia/PdfBySpeaker/WinWinD_Lassi Noponen.pdf

Enercon and Vestas installed in the Gronin- gen Eemshaven area in 2008. .... winD developed a 5-MW direct drive wind turbine with a rotor diameter of 115 ...

http://www.ieawind.org/AnnualReports_PDF/2008/24 NL.pdf

Sold by. Enercon. Direct Drive, Variable Speed. •Higher power levels. •Higher cost. •Heaviest. •Excellent conversion efficiency. •Good reliability. Vestas ...

http://www.repower.de/fileadmin/download/ir/Company_Oct05.pdf

VESTAS 0.921. MW. GAMESA 1.213. MW. ENERCON 0.932. MW. GE Wind 1.444 ... Direct Drive. ENERCON. Ring. Generator. DC Link and Inverter. 20%. Penetration ...

http://thinktank.stpi.org.tw/Chinese/Science_Report/2005/(SR9412003)全球風力發電市與技術評析.pdf

Finally, Vestas is marketing its new V90 series, comprising a ... feature of direct-drive variable-speed wind turbines and are ...

http://www.regie-energie.qc.ca/audiences/3526-04/MemoiresParticip3526/Memoire_CCVK_65_Technologie_GE_eoliennes_2X.pdf

27 Jun 2007 ... expands continually, from converters alone to direct-drive generators and ... Renewable Energy: DongFang (DFSTW) and CPC in China, Vestas, ...

http://www.converteam.com/converteam/1/doc/News/070627_PBastid_PressConf_Paris.pdf

VESTA DIRECT PAYMENTS: FEATURES, FLEXIBILITY AND PAYMENT ... drive higher ARPU and decrease churn. Highlights include customer ...

http://www.trustvesta.com/datasheets/mpp_datasheet.pdf

27 Feb 2009 ... Direct-drive. Exemplary turbine groups1. AN Bonus. 100/150. Vestas V 17/20. Vestas V. 25/27/29. Ventis 20-100. Vestas V 63/66. Enercon E ...

http://www.upwind.eu/Shared Documents/WP7 - Publications/UpWind-WP7_Del-7p3p2.pdf

- Related articles

http://www.are101.org/book/Optimized_Permanent_Magnet_Generator_Topologies_For_Direct-Drive_Wind_Turbines.pdf

Tim Behrens, Technical University of Denmark / Vestas Wind. System A/S. 1200 – 1205 ... Promising Direct-Drive Generator for Large Wind turbines ...

http://www.iset.uni-kassel.de/eawe/files/EAWE_Programme_Magdeburg.pdf