DK2176545T3 - Fremgangsmåde og apparat til nettabs-gennemløb til vindmølle pitch-styringssystem - Google Patents

Fremgangsmåde og apparat til nettabs-gennemløb til vindmølle pitch-styringssystem Download PDF

Info

Publication number
DK2176545T3
DK2176545T3 DK07796806.3T DK07796806T DK2176545T3 DK 2176545 T3 DK2176545 T3 DK 2176545T3 DK 07796806 T DK07796806 T DK 07796806T DK 2176545 T3 DK2176545 T3 DK 2176545T3
Authority
DK
Denmark
Prior art keywords
power
control system
pitch
pitch control
hub
Prior art date
Application number
DK07796806.3T
Other languages
English (en)
Inventor
Paul John Rowan
Stephen P Jones
Alan Duane Cleland
Original Assignee
Windurance Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Windurance Llc filed Critical Windurance Llc
Application granted granted Critical
Publication of DK2176545T3 publication Critical patent/DK2176545T3/da

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/04—Automatic control; Regulation
    • F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
    • F03D7/047—Automatic control; Regulation by means of an electrical or electronic controller characterised by the controller architecture, e.g. multiple processors or data communications
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D17/00—Monitoring or testing of wind motors, e.g. diagnostics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D7/00—Controlling wind motors 
    • F03D7/02—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022—Adjusting aerodynamic properties of the blades
    • F03D7/0224—Adjusting blade pitch
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/80—Arrangement of components within nacelles or towers
    • F03D80/82—Arrangement of components within nacelles or towers of electrical components
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/20—Wind motors characterised by the driven apparatus
    • F03D9/25—Wind motors characterised by the driven apparatus the apparatus being an electrical generator
    • F03D9/255—Wind motors characterised by the driven apparatus the apparatus being an electrical generator connected to electrical distribution networks; Arrangements therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • H02J9/062—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for AC powered loads
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/04—Control effected upon non-electric prime mover and dependent upon electric output value of the generator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/107—Purpose of the control system to cope with emergencies
    • F05B2270/1074—Purpose of the control system to cope with emergencies by using back-up controls
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00—Control
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/335—Output power or torque
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P2101/00—Special adaptation of control arrangements for generators
    • H02P2101/15—Special adaptation of control arrangements for generators for wind-driven turbines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/76—Power conversion electric or electronic aspects

Claims (14)

1. I en vindmølle/generator (10) med et roterbart nav (18), mindst en vinge (20) roterbart fastgjort til navet (18), et pitch-styringssystem (30) til at justere pitch af hver vinge (20), hvilket pitch-styringssystem (30) er anbragt inde i det roterbare nav (18), en stationær nacelle (14), og en slæberinganordning (61) ved en samling af et elektrisk kredsløb mellem det roterbare nav (18) og den stationære nacelle (14), hvilken slæberinganordning (61) er operativt anbragt til transmission af elektriske signaler mellem udstyr anbragt inde i det roterende nav (18) og udstyr anbragt inde i den stationære nacelle (14), et apparat til net-tabs-gennemløb til pitch-styringssystemet (30), omfattende: en pitch-systemlogik og styrekredsløb, og en højeffekt-servo-bus; organ til at registrere og overvåge effekt på den roterende side af slæberinganordningen (61); og, organ til at tilføre effekt til pitch-styringssystemet (30) fra nødforsyningsenergienheder (2, 3), hørende til forskellige vinger, når den registrerede effekt falder til et forudbestemt niveau, hvor organet til at tilføre effekt til pitch-styringssystemet (30) omfatter en terminal blok (TBI), nødforsyningsenergienhederne (2, 3), og relæer (RL1, RL2), hvor, når vekselstrømeffekt afbrydes, lukkes relæerne (RL1, RL2) som forbinder nødforsyningsenergienhederne (2,3) med terminal-blokken (TBI) for at energiforsyne servo-drift med nødforsyningsenergienhederne (2, 3), hvor den ene energienhed (2) leverer effekt til pitch-systemlogik- og styrekredsløbene og den anden energienhed (3) leverer effekt til højeffekt-servo-bussen.
2. Apparatet ifølge krav 1, hvor organet til at registrere og overvåge effekt omfatter operationelle forstærkere (U1A, U1B, U2A, U2B, U4A, U4B) konfigureret til at måle analogspændinger, og en mikroprocessor operativt anbragt til at omforme analogspændingerne til digitale signaler til yderligere bearbejdning.
3. Apparatet ifølge krav 2, hvor organet til at registrere og overvåge effekt registrerer tre forskellige fasespændinger samtidigt.
4. Apparatet ifølge krav 2, hvor mikroprocessoren er operativt anbragt til at summere kvadrater af de registrerede spændinger og til at sende et signal til at forbinde en backup-energitilførsel (44,46) når den absolutte værdi af summen af de registrerede spændinger falder under 80% af et nominelt niveau.
5. Apparatet ifølge krav 1 yderligere omfattende organ til at afbryde en hovedenergikilde til pitch-styringssystemet (30) når backup-energiforsyningskilden (52) er tilkoblet.
6. Apparatet ifølge krav 1, hvor trefaseforsyningsspændinger er i brug og målt på slæberinganordningens (61) rotationsside, og det forudbestemte niveau er ca. 80% af den absolutte værdi af summen af den kvadrerede værdi af alle trefasespændinger.
7. Vindmølle/generator (10) omfattende: et roterbart nav (18); mindst en vinge (20) fastgjort til navet (18); et pitch-styringssystem (30) til at justere pitch af hver vinge (20), pitch-styringssystemet (30) anbragt inde i det roterbare nav (18); en stationær nacelle (14); en slæberinganordning (61) ved en samling af et elektrisk kredsløb mellem det roterbare nav (18) og den stationære nacelle (14), idet slæberinganordningen (61) er operativt anbragt til transmission af elektriske signaler mellem udstyr anbragt inde i det roterende nav (18) og udstyr anbragt inde i den stationære nacelle (14); og et apparat til net-tabs-gennemløb til pitch-styringssystemet (30) ifølge et hvilket som helst af de foregående krav .
8. I en vindmølle/generator (10) med et roterbart nav (18), mindst en vinge (20) roterbart fastgjort til navet (18), et pitch-styringssystem (30) til at justere pitch af hver vinge (20), hvilket pitch-styringssystem (30) er anbragt inde i det roterbare nav (18), en stationær nacelle (14), og en slæberinganordning (61) ved en samling af et elektrisk kredsløb mellem det roterbare nav (18) og den stationære nacelle (14), hvilken slæberinganordning (61) er operativt anbragt til transmission af elektriske signaler mellem udstyr anbragt inde i det roterende nav (18) og udstyr anbragt inde i den stationære nacelle (14), fremgangsmåde til nettabs-gennemløb for pitch-styringssystemet (30), omfattende trinnene: at registrere og overvåge effekt på den roterende side af slæberinganordningen (61); at lukke relæer (RL1, RL2) til forbindelse af nødforsyningsenergienheder (2, 3), hørende til forskellige vinger, med en terminal blok (TBI); og at tilføre effekt til pitch-styringssystemet (30) fra nødforsyningsenergienhederne (2, 3) når den registrerede effekt falder til et forudbestemt niveau, hvor den ene energienhed (2) leverer effekt til pitch-systemlogik og styrekredsløbene og den anden energienhed (3) leverer effekt til højeffekt-bussen.
9. Fremgangsmåden ifølge krav 8, yderligere omfattende trinnet at afbryde backup-energikilden (52) når den registrerede effekt returnerer til det forudbestemte niveau.
10. Fremgangsmåden ifølge krav 8, hvor registreringen og overvågningen af effekt udføres med operationelle forstærkere (U1A, U2A, U1B, U2B, U4A, U4B) konfigureret til at måle analogspændinger, og en mikroprocessor operativt anbragt til at omforme analogspændingerne til digitale signaler til yderligere bearbejdning.
11. Fremgangsmåden ifølge krav 10, hvor registreringen og overvågningen af effekt registrerer tre forskellige fasespændinger samtidigt.
12. Fremgangsmåden ifølge krav 10, hvor mikroprocessoren drives til at summere kvadraterne af de registrerede spændinger og til at sende et signal til at forbinde en backup-energitilførsel (44, 46) når den absolutte værdi af summen af de registrerede spændinger falder under 80% et nominelt niveau.
13. Fremgangsmåden ifølge krav 8 yderligere omfattende trinnet at afbryde en hovedenergikilde til pitch-styringssystemet (30) når backup-energiforsyningskilden (52) er tilkoblet.
14. Fremgangsmåden ifølge krav 8, hvor trefaseforsyningsspændinger er i brug og målt på slæberinganordningens (61) rotationsside, og det forudbestemte niveau er ca. 80% af den absolutte værdi af summen af den kvadrerede værdi af alle trefasespændinger.
DK07796806.3T 2007-07-12 2007-07-12 Fremgangsmåde og apparat til nettabs-gennemløb til vindmølle pitch-styringssystem DK2176545T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2007/015854 WO2009008863A1 (en) 2007-07-12 2007-07-12 Method and apparatus for grid loss ride-through for wind turbine pitch control system

Publications (1)

Publication Number Publication Date
DK2176545T3 true DK2176545T3 (da) 2014-12-15

Family

ID=40228866

Family Applications (1)

Application Number Title Priority Date Filing Date
DK07796806.3T DK2176545T3 (da) 2007-07-12 2007-07-12 Fremgangsmåde og apparat til nettabs-gennemløb til vindmølle pitch-styringssystem

Country Status (8)

Country Link
US (1) US8432050B2 (da)
EP (1) EP2176545B1 (da)
KR (1) KR20100049064A (da)
CN (1) CN101796295B (da)
CA (1) CA2693748C (da)
DK (1) DK2176545T3 (da)
ES (1) ES2524781T3 (da)
WO (1) WO2009008863A1 (da)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102008025944C5 (de) * 2008-05-30 2013-08-22 Repower Systems Se Überwachungseinrichtung für Pitchsysteme von Windenergieanlagen
WO2010086688A1 (en) * 2009-01-28 2010-08-05 Clipper Windpower, Inc. Load peak mitigation method and control system for a wind turbine
EP2392069A2 (en) * 2009-01-30 2011-12-07 DeWind Co. Wind turbine with lvrt capabilities
DE102009017027A1 (de) * 2009-04-14 2010-12-23 Siemens Aktiengesellschaft Windenergieanlage und Energieübertragungseinrichtung für eine Windenergieanlage
US8360723B2 (en) * 2009-09-30 2013-01-29 General Electric Company Method for reducing vibrations in wind turbines and wind turbine implementing said method
US8041225B2 (en) * 2009-12-21 2011-10-18 General Electric Company Contactless infrared data transmission for wind turbines
DE102010005286B4 (de) * 2010-01-21 2012-05-24 Repower Systems Ag Windenergieanlage mit Zusatzverbraucher, insbesondere Blattheizungsvorrichtung, und Betriebsverfahren hierzu
US9422919B2 (en) 2010-03-10 2016-08-23 Ssb Wind Systems Gmbh & Co. Kg Redundant pitch system
EP2578876B1 (de) * 2011-10-05 2014-06-04 Siemens Aktiengesellschaft Pitchsystem für eine Windenergieanlage und Verfahren zum Betreiben eines Pitchsystems
DE102012204239A1 (de) * 2012-03-16 2013-09-19 Wobben Properties Gmbh Verfahren zum Steuern einer Windenergieanlage
US9515592B2 (en) * 2012-11-02 2016-12-06 Kohler Co. System and method of detecting a wiring configuration for a controlled field alternator
US9368968B2 (en) * 2012-12-28 2016-06-14 Younicos, Inc. Responding to local grid events and distributed grid events
EP2821640B1 (en) * 2013-07-05 2016-12-21 Alstom Renovables España, S.L. Pitch drive system with a switching device controlled back-up power supply and method thereof
DK2878808T3 (da) * 2013-12-02 2017-10-02 Moog Unna Gmbh Pitchsystem og fremgangsmåde til drift af et pitchsystem i et vindenergianlæg
ES2867877T3 (es) * 2015-11-19 2021-10-21 Vestas Wind Sys As Control de una turbina eólica durante recuperación después de un fallo de red
CN109768798B (zh) * 2017-11-10 2023-09-19 新港海岸(北京)科技有限公司 故障保持操作中维持低抖动低温度漂移时钟的系统和方法
WO2020228919A1 (en) * 2019-05-16 2020-11-19 Vestas Wind Systems A/S Controllable power backup system for wind turbine
US11929638B2 (en) 2019-05-16 2024-03-12 Vestas Wind Systems A/S Full DC voltage power backup system for wind turbine
CN112746930B (zh) * 2020-11-11 2022-09-30 华能饶平风力发电有限公司 一种能调节输出电压及迎风角度的风力发电机
CN112283027B (zh) * 2020-11-19 2022-05-31 上海电气风电集团股份有限公司 风电机组变桨系统后备电源的选型方法及系统、控制方法及系统及计算机可读存储介质
US11879425B2 (en) * 2021-12-08 2024-01-23 Ge Infrastructure Technology Llc System and method for controlling blade pitch of wind turbine rotor blades in an idling state of the rotor hub

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4446376A (en) 1981-05-18 1984-05-01 Baker Carl R Auxiliary power supply switching set
US5907192A (en) 1997-06-09 1999-05-25 General Electric Company Method and system for wind turbine braking
DE10033029B4 (de) 2000-07-07 2004-03-18 Wobben, Aloys, Dipl.-Ing. Notstromversorgungseinrichtung
US6879060B2 (en) 2000-10-23 2005-04-12 Liebert Corporation Method and apparatus for transfer control and undervoltage detection in an automatic transfer switch
CA2362104A1 (en) 2000-10-30 2002-04-30 Simon Fraser University High efficiency power amplifier systems and methods
CN1184737C (zh) * 2001-09-27 2005-01-12 义隆电子股份有限公司 模拟数字转换装置
DE10153644C2 (de) 2001-10-31 2003-11-20 Aloys Wobben Windenergieanlage mit berührungsloser Energieübertragung auf den Rotor
US6771903B1 (en) 2001-12-14 2004-08-03 General Electric Company Fiber optic safety system for wind turbines
US6902370B2 (en) 2002-06-04 2005-06-07 Energy Unlimited, Inc. Telescoping wind turbine blade
US6921985B2 (en) 2003-01-24 2005-07-26 General Electric Company Low voltage ride through for wind turbine generators
US6952058B2 (en) 2003-02-20 2005-10-04 Wecs, Inc. Wind energy conversion system
US7233129B2 (en) 2003-05-07 2007-06-19 Clipper Windpower Technology, Inc. Generator with utility fault ride-through capability
DE10335575B4 (de) * 2003-07-31 2005-10-06 Siemens Ag Notbetriebseinrichtung zur Verstellung von Rotorblättern für eine Windkraftanlage
US7528496B2 (en) 2003-09-03 2009-05-05 Repower Systems Ag Method for operating or controlling a wind turbine and method for providing primary control power by means of wind turbines
DE10346356A1 (de) * 2003-09-26 2005-05-12 Siemens Ag Verfahren und Vorrichtung zur Spannungsmessung
US7095129B2 (en) * 2004-06-30 2006-08-22 General Electric Company Methods and apparatus for rotor load control in wind turbines
US7126236B2 (en) 2005-03-15 2006-10-24 General Electric Company Methods and apparatus for pitch control power conversion
EP1883880A4 (en) 2005-05-24 2010-05-05 Satcon Technology Corp DEVICE, SYSTEM, AND METHOD FOR PROVIDING A LOW-VOLTAGE ANCHORAGE FAILURE PERIOD IN A WINDWATER PARK
US7476985B2 (en) 2005-07-22 2009-01-13 Gamesa Innovation & Technology, S.L. Method of operating a wind turbine
US7740448B2 (en) 2005-09-09 2010-06-22 General Electric Company Pitch control battery backup methods and system
US7923965B2 (en) 2005-10-10 2011-04-12 General Electric Company Methods for coupling an energy storage system to a variable energy supply system
US7642748B2 (en) 2005-10-19 2010-01-05 General Electric Company Battery charging system and method of operating same
US7355294B2 (en) 2006-05-22 2008-04-08 General Electric Company Method and system for wind turbine blade movement
US7218012B1 (en) * 2006-05-31 2007-05-15 General Electric Company Emergency pitch drive power supply
WO2008006020A2 (en) 2006-07-06 2008-01-10 Acciona Windpower, S.A Systems, methods and apparatuses for a wind turbine controller

Also Published As

Publication number Publication date
CN101796295B (zh) 2012-11-28
WO2009008863A1 (en) 2009-01-15
US20100295304A1 (en) 2010-11-25
CA2693748C (en) 2014-09-02
KR20100049064A (ko) 2010-05-11
US8432050B2 (en) 2013-04-30
CN101796295A (zh) 2010-08-04
CA2693748A1 (en) 2009-01-15
EP2176545B1 (en) 2014-09-03
EP2176545A4 (en) 2013-03-06
EP2176545A1 (en) 2010-04-21
ES2524781T3 (es) 2014-12-12

Similar Documents

Publication Publication Date Title
DK2176545T3 (da) Fremgangsmåde og apparat til nettabs-gennemløb til vindmølle pitch-styringssystem
US20110142634A1 (en) Overspeed protection system and method
JP6316345B2 (ja) 風力タービンの電力変換器により供給される交流出力電圧信号の周波数に基づく風力タービンの運転
US8509958B2 (en) Power limiter system
EP2590304B1 (en) Wind turbine generator and wind turbine
US9494138B2 (en) Variable speed wind turbine, and a method for operating the variable speed wind turbine during a power imbalance event
US10662923B2 (en) Contingency autonomous yaw control for a wind turbine
WO2007132303A1 (en) Wind turbine system with ac servo motor rotor blade pitch control, using super-capacitor energy storage
EP1687530A2 (en) Wind turbine park on a roof
EP3721520A1 (en) Systems and methods for isolating faults in electrical power systems connected to a power grid
CN114941604A (zh) 用于控制风力涡轮的低速操作的系统和方法
EP3503381B1 (en) Methods for providing electrical power to wind turbine components
CA2919245A1 (en) Wind turbine converter
US11456688B2 (en) Systems and methods for operating a power generating asset
US11394324B2 (en) Selective crowbar response for a power converter to mitigate device failure
WO2023077263A1 (en) Systems and methods for optimizing wind turbine performance during noise reduced operation
CN116221022A (zh) 用于操作风电场的方法和风电场