DK2574776T3 - Fremgangsmåde og system til resonansdæmpning i vindmøller - Google Patents

Fremgangsmåde og system til resonansdæmpning i vindmøller Download PDF

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Publication number
DK2574776T3
DK2574776T3 DK12185790.8T DK12185790T DK2574776T3 DK 2574776 T3 DK2574776 T3 DK 2574776T3 DK 12185790 T DK12185790 T DK 12185790T DK 2574776 T3 DK2574776 T3 DK 2574776T3
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Denmark
Prior art keywords
generator
signal
resonance
rotor
wind turbine
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DK12185790.8T
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English (en)
Inventor
Arne Koerber
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Gen Electric
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Publication of DK2574776T3 publication Critical patent/DK2574776T3/da

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Classifications

    • 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
    • H02P9/007—Control circuits for doubly fed generators
    • 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
    • F03D7/0272—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor by measures acting on the electrical generator
    • 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
    • F03D7/0284—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor controlling wind motor output power in relation to the state of the electric grid
    • 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
    • F03D7/0296—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor to prevent, counteract or reduce noise emissions
    • 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
    • F03D7/043—Automatic control; Regulation by means of an electrical or electronic controller characterised by the type of control logic
    • F03D7/045—Automatic control; Regulation by means of an electrical or electronic controller characterised by the type of control logic with model-based controls
    • 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
    • F03D7/043—Automatic control; Regulation by means of an electrical or electronic controller characterised by the type of control logic
    • F03D7/046—Automatic control; Regulation by means of an electrical or electronic controller characterised by the type of control logic with learning or adaptive control, e.g. self-tuning, fuzzy logic or neural network
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for AC mains or AC distribution networks
    • H02J3/38—Arrangements for feeding a single network from two or more generators or sources in parallel; Arrangements for feeding already energised networks from additional generators or sources in parallel
    • H02J3/381—Dispersed generators
    • 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
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • F05B2260/964—Preventing, counteracting or reducing vibration or noise by damping means
    • 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
    • F05B2270/337—Electrical grid status parameters, e.g. voltage, frequency or power demand
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2101/00—Supply or distribution of decentralised, dispersed or local electric power generation
    • H02J2101/20—Dispersed power generation using renewable energy sources
    • H02J2101/28—Wind energy
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Artificial Intelligence (AREA)
  • Software Systems (AREA)
  • Mathematical Physics (AREA)
  • Fuzzy Systems (AREA)
  • Physics & Mathematics (AREA)
  • Evolutionary Computation (AREA)
  • Control Of Eletrric Generators (AREA)
  • Wind Motors (AREA)

Claims (11)

1 L. Resonansdæmpningssystem til en vindmølle (100) med en generator (118) brbundet til et elforsyningsnet, resonansdæmpningssystemet omfattende: en adaptiv resonansdæmper (310), funktionsdygtig til at tilvejebringe et styresignal til generatoren (118), hvor det variable vridningsmomentsignal af den adaptive resonansdæmper (310) er automatisk justeret i henhold til et parameter som repræsenterer en el-nettilstand; kendetegnet ved at resonansdæmpningssystemet yderligere omfatter: en dynamisk observatør, som er indrettet til at sammenligne målte værdier med en intern model, og til at opdatere den interne model i henhold til forskelle mellem målte værdier og parametre forudsagt fra den model, og hvor observatøren er yderligere indrettet til at føde parametre af den interne model til den adaptive resonansdæmper, og hvor de målte værdier omfatter: generatorhastighed; rotorhastighed; og et vridningsmomentsignal for generatoren.
2. Resonansdæmpningssystemet ifølge krav 1, hvor den adaptive esonansdæmper (310) er indrettet til at beregne et parameter som epræsenterer en el-nettilstand fra mindst en målingsværdi, fortrinsvis spænding Dg/eller strøm af generatoren.
3. Resonansdæmpningssystemet ifølge krav 1 eller krav 2, hvor el-letparameteret som repræsenterer el-nettilstanden er en tidskonstant.
1. Resonansdæmpningssystemet ifølge et hvilket som helst foregående krav, hvor jen dynamiske observatør omfatter et Kalman-filter (318).
5. Resonansdæmpningssystemet ifølge et hvilket som helst foregående krav, yderligere omfattende: a) en signalgenerator (330); og b) en systemidentifikationsblok (332); 2 c) hvor et signal genereret af signalgeneratoren er tilføjet for excitation til vridningsmomentsignalet fra hovedhastigheds- og energikontroller af vindmøllen, og hvor systemidentifikationsblokken derefter sammenligner den målte reaktion på excitationen med excitationen og beregner parametrene af en model, hvor signalet er fortrinsvis et harmonisk signal med en frekvens af resonansen som skal dæmpes af den adaptive resonansdæmper.
6. Vibrationsdæmpningsfremgangsmåde til en vindmølle (100) med en vindmøllerotor monteret på et tårn og koblet til en generator (118) med en transmission, hvor vindmøllen (100) er forbundet til et forsyningsnet, vibrationsdæmpningsfremgangsmåden omfattende: at bestemme et generatorfordringsvridningsmoment baseret på detekteret rotationshastighed af generatoren (118); at modulere, med en adaptiv resonansdæmper, generatorfordringsvridningsmomentet ved at tilvejebringe et variabelt vridningsmomentsignal; hvor det variable vridningsmomentsignal af den adaptive resonansdæmper automatisk justeres i henhold til en el-nettilstand repræsenteret af mindst et el-netparameter; kendetegnet ved: at sammenligne målte værdier med en intern model; at opdatere den interne model i henhold til forskelle mellem målte værdier og parametre forudsagt fra den model; og at føde parametre af den interne model til en adaptiv resonansdæmper (310).
7. Vibrationsdæmpningsfremgangsmåden ifølge krav 6, yderligere omfattende: at beregne et el-netparameter som repræsenterer en el-nettilstand fra mindst en målingsværdi, fortrinsvis spænding og/eller strøm af generatoren (118).
8. Vibrationsdæmpningsfremgangsmåden ifølge krav 6 eller krav 7, hvor el-netparameteret som repræsenterer el-nettilstanden er en tidskonstant. 3
9. Vibrationsdæmpningsfremgangsmåden ifølge et hvilket som helst af kravene 6 til 8, hvor de målte værdier omfatter: generatorhastighed, rotorhastighed, et vridningsmomentsignal for generatoren (118).
10. Vibrationsdæmpningsfremgangsmåden ifølge et hvilket som helst af kravene 6 til 9, hvor sammenligning af målte værdier med en intern model udføres af et Kalman-filter.
11. Vibrationsdæmpningsfremgangsmåden ifølge et hvilket som helst af kravene 6 til 10, yderligere omfattende: at generere et signal med en signalgenerator (118); at tilføje signalet for excitation til et vridningsmomentsignal, at sammenligne en reaktion med excitationen og beregne parametre afen model.
12. Vibrationsdæmpningsfremgangsmåden ifølge et hvilket som helst af kravene 6 til 11, hvor signalet er et harmonisk signal med en frekvens af en resonans som skal dæmpes af den adaptive resonansdæmper.
DK12185790.8T 2011-09-27 2012-09-25 Fremgangsmåde og system til resonansdæmpning i vindmøller DK2574776T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/245,979 US8258642B2 (en) 2011-09-27 2011-09-27 Method and system for resonance dampening in wind turbines

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DK2574776T3 true DK2574776T3 (da) 2016-03-21

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US (1) US8258642B2 (da)
EP (1) EP2574776B1 (da)
CN (1) CN103016274B (da)
DK (1) DK2574776T3 (da)

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Publication number Publication date
CN103016274A (zh) 2013-04-03
EP2574776A3 (en) 2014-12-17
US20120139243A1 (en) 2012-06-07
US8258642B2 (en) 2012-09-04
EP2574776A2 (en) 2013-04-03
CN103016274B (zh) 2017-03-01
EP2574776B1 (en) 2016-02-03

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