DK2112376T3 - Systemer og fremgangsmåder som involverer vindmølletårne til kraftanvendelser - Google Patents

Systemer og fremgangsmåder som involverer vindmølletårne til kraftanvendelser Download PDF

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Publication number
DK2112376T3
DK2112376T3 DK09157545.6T DK09157545T DK2112376T3 DK 2112376 T3 DK2112376 T3 DK 2112376T3 DK 09157545 T DK09157545 T DK 09157545T DK 2112376 T3 DK2112376 T3 DK 2112376T3
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Denmark
Prior art keywords
wind turbine
rotor
wind
base
torque load
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DK09157545.6T
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English (en)
Inventor
Ruijie Shi
Leonardo Cesar Kammer
Charudatta Subhash Mehendale
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Gen Electric
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Publication of DK2112376T3 publication Critical patent/DK2112376T3/da

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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
    • 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
    • F03D7/028—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling wind motor output power
    • F03D7/0292—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling wind motor output power to reduce fatigue
    • 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
    • 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
    • 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
    • F05B2270/109—Purpose of the control system to prolong engine life
    • F05B2270/1095—Purpose of the control system to prolong engine life by limiting mechanical stresses
    • 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
    • F05B2270/32—Wind speeds
    • 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
    • F05B2270/327—Rotor or generator speeds
    • 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
    • F05B2270/328—Blade pitch angle
    • 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
    • F05B2270/332—Maximum loads or fatigue criteria
    • 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
    • F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05B2270/804—Optical devices
    • F05B2270/8042—Lidar systems
    • 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
    • F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05B2270/806—Sonars
    • 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
    • F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • F05B2270/807—Accelerometers
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)

Claims (9)

1. System (300) til at bestemme vindmølletårnbase- drejningsmomentbelastninger, omfattende en controller (302) konfigureret til at: bestemme en drejningsmomentbelastning afen base (102) af et tårn (104) afen vindmølle (100) ifølge en udregning afen effektiv højde af vindmøllen (100) ganget med en vindkraft på en rotor (108) af vindmøllen (100), hvor den effektive højde er en højde fra basen (102) ved hvilken vindkraften udøves på vindmøllen (100); og generere et styringssignal som repræsenterer drejningsmomentbelastningen; kendetegnet ved at: udregningen endvidere omfatter additionen afen masse-/højdekoefficient ganget med en horisontal acceleration afen nacelle (106) af vindmøllen (100), hvor masse-/højdekoefficienten omfatter et produkt af den effektive højde af vindmøllen ganget med en sum af en masse af nacellen (106), plus en masse af rotoren (108), plus 5% til 25% af en masse af tårnet (104).
2. System (300) ifølge krav 1, hvor den horisontale acceleration af nacellen (106) er input til controlleren (302) fra et accelerometer (304) af vindmøllen (100).
3. System (300) ifølge et hvilket som helst af de foregående krav, hvor udregningen endvidere omfatter additionen af et statisk drejningsmomentoffset af basen (102) som er ækvivalent med en drejningsmomentbelastning af basen (102) når der ikke er nogen vindkraft på rotoren (108) og ingen bevægelse af vindmøllen (100).
4. System (300) ifølge krav 3, hvor det statiske drejningsmomentoffset er baseret på en horisontal position af et tyngdekraftscenter af nacellen (106) og rotoren (108) i forhold til tårnet (104).
5. System (300) ifølge et hvilket som helst af de foregående krav, hvor den effektive højde af vindmøllen (100) er 90% til 120% afen navhøjde af rotoren (108).
6. System (300) ifølge et hvilket som helst af de foregående krav, hvor controlleren (302) er konfigureret til at: måle vindkraften på rotoren (108) baseret på en trykkraft på en aksel af rotoren (108); eller udregne vindkraften på rotoren (108) baseret på en vindhastighed i forhold til nacellen (106), en rotationshastighed af rotoren (108), og en pitchvinkel af en vinge (109) af rotoren (108).
7. System (300) ifølge krav 6, hvor: vindhastigheden er input til controlleren (302) fra en vindhastighedssensor eller -estimator (306) af vindmøllen (100) omfattende et anemometer, et lysdetektions- og -afstandsmålings (LIDAR) -system, eller et lyddetektions-og -afstandsmålings (SODAR) -system; rotationshastigheden af rotoren er input til controlleren (302) fra en rotorhastighedssensor eller -estimator (308) af vindmøllen (100); og pitchvinklen af vingen (109) af rotoren (108) er input til controlleren (302) fra en pitchvinkelsensor (310) af vindmøllen (100).
8. System (300) ifølge et hvilket som helst af de foregående krav, hvor controlleren (302) endvidere er konfigureret til at bestemme, baseret på styringssignalet, hvorvidt drejningsmomentbelastningen af basen (102) har nået en maksimal grænseværdi eller tærskelværdi, og til at reducere drejningsmomentbelastningen af basen (102) ved at modificere eller nedlukke en drift af vindmøllen (100) i reaktion på bestemmelsen at drejningsmomentbelastningen har nået den maksimale grænseværdi eller tærskelværdien.
9. System (300) ifølge et hvilket som helst af de foregående krav, hvor controlleren (302) er konfigureret til at modificere eller nedlukke en drift af vindmøllen (100) ved at: forårsage en justering i en rotationsposition af rotoren (108) som reducerer drejningsmomentbelastningen af basen (102); forårsage en justering i en rotationshastighed af rotoren (108) som reducerer drejningsmomentbelastningen af basen (102); eller forårsage en justering i en pitchvinkel af en vinge (109) af rotoren (108) som reducerer drejningsmomentbelastningen af basen (102).
DK09157545.6T 2008-04-22 2009-04-07 Systemer og fremgangsmåder som involverer vindmølletårne til kraftanvendelser DK2112376T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/107,327 US7942629B2 (en) 2008-04-22 2008-04-22 Systems and methods involving wind turbine towers for power applications

Publications (1)

Publication Number Publication Date
DK2112376T3 true DK2112376T3 (da) 2014-12-01

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Country Link
US (1) US7942629B2 (da)
EP (1) EP2112376B1 (da)
CN (1) CN101566136B (da)
DK (1) DK2112376T3 (da)
ES (1) ES2524041T3 (da)

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EP2112376A3 (en) 2013-11-27
ES2524041T3 (es) 2014-12-03
CN101566136B (zh) 2015-07-29
CN101566136A (zh) 2009-10-28
EP2112376A2 (en) 2009-10-28
US20090263245A1 (en) 2009-10-22
US7942629B2 (en) 2011-05-17

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