DK3047143T3 - Styringsfremgangsmåde til en vindmølle - Google Patents

Styringsfremgangsmåde til en vindmølle Download PDF

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Publication number
DK3047143T3
DK3047143T3 DK14771503.1T DK14771503T DK3047143T3 DK 3047143 T3 DK3047143 T3 DK 3047143T3 DK 14771503 T DK14771503 T DK 14771503T DK 3047143 T3 DK3047143 T3 DK 3047143T3
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DK
Denmark
Prior art keywords
wind
wind turbine
turbines
wake
modified
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DK14771503.1T
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English (en)
Inventor
Per Brath
Martin Ansbjerg Kjær
Jesper Sandberg Thomsen
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Vestas Wind Sys As
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Application filed by Vestas Wind Sys As filed Critical Vestas Wind Sys As
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Publication of DK3047143T3 publication Critical patent/DK3047143T3/da

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/02Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/022Adjusting aerodynamic properties of the blades
    • F03D7/0224Adjusting blade pitch
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D1/00Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06Rotors
    • F03D1/065Rotors characterised by their construction elements
    • F03D1/0658Arrangements for fixing wind-engaging parts to a hub
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D17/00Monitoring or testing of wind motors, e.g. diagnostics
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/02Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/04Automatic control; Regulation
    • F03D7/042Automatic control; Regulation by means of an electrical or electronic controller
    • F03D7/043Automatic control; Regulation by means of an electrical or electronic controller characterised by the type of control logic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D7/00Controlling wind motors 
    • F03D7/02Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor
    • F03D7/04Automatic control; Regulation
    • F03D7/042Automatic control; Regulation by means of an electrical or electronic controller
    • F03D7/048Automatic control; Regulation by means of an electrical or electronic controller controlling wind farms
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2270/00Control
    • F05B2270/10Purpose of the control system
    • F05B2270/20Purpose of the control system to optimise the performance of a machine
    • F05B2270/204Purpose of the control system to optimise the performance of a machine taking into account the wake effect
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

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  • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)

Claims (14)

1. Fremgangsmåde til at styre en vindmølle, hvilken vindmølle omfatter vindmøllevinger fastgjort til et rotornav og et styresystem til at pitche vingerne i forhold til navet, hvilken fremgangsmåde omfatter: - at tilvejebringe i det mindste én efterløbssektor tildelt til en eller flere vindretninger; - at tilvejebringe en normal pitchplan til at styre et outputparameter af vindmøllen (f.eks. effekt, rotationshastighed), omfattende pitchreferenceværdier som en funktion af vindhastigheden og i det mindste ét af parametrene aftrykkoefficient Ct, aerodynamisk effektkoefficient Cp, og aksial induktionsfaktor a; - at tilvejebringe en modificeret pitchplan til at styre et modificeret outputparameter af vindmøllen omfatter pitchreferenceværdier afhængige af vindhastigheden og i det mindste et modificeret parameter af trykkoefficienten, den aerodynamiske effektkoefficient, og/eller den aksiale induktionsfaktor; - at modtage indikationer af en vindhastighed og en vindretning ved vindmøllen; - at bestemme en pitch referenceværd i for en eller flere af vindmøllevingerne i henhold til den normale pitchplan, hvis vindretningen falder udenfor den i det mindste ene efterløbssektor; og - at bestemme en pitch referenceværd i for en eller flere af vindmøllevingerne i henhold til den modificerede pitchplan kun, hvis vindretningen falder indenfor den i det mindste ene efterløbssektor; og - at styre vindmøllen i henhold til pitchreferenceværdien; kendetegnet ved, at - trinnene til vindmøllestyring udføres lokalt ved vindmøllen uden kommunikation til de andre vindmøller i parken.
2. Fremgangsmåde til at styre en vindmølle ifølge krav 1, hvor vindmøllen er placeret i en vindmøllepark omfattende et antal af vindmøller, og hvor den i det mindste ene efterløbssektor reflekterer en sektor af efterløbsindflydelse af denne vindmølle på en eller flere af de andre vindmøller i parken med en vind i en retning indenfor efterløbssektoren.
3. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af de foregående krav, yderligere omfattende at prætildele hver efterløbssektor med en efterløbstilstand, og at tildele for hver efterløbstilstand en forskellig modificeret pitchplan, og hvor fremgangsmåden yderligere omfatter at bestemme den aktuelle efterløbstilstand fra efterløbssektoren givet af den modtagne vindretning, og hvor pitch referenceværdien bestemmes i henhold til en modificeret pitchplan svarende til den aktuelle efterløbstilstand.
4. Fremgangsmåde til at styre en vindmølle ifølge krav 3, yderligere omfattende at tildele for hver efterløbstilstand et tærskelparameter aftrykkoefficienten, den aerodynamiske effektkoefficient og/eller en aksial tærskelinduktionsfaktor, og hvor de modificerede parametre aftrykkoefficienten, den aerodynamiske effektkoefficient og/eller den aksiale induktionsfaktor modificeres således til ikke at overstige tærskelparameteret.
5. Fremgangsmåde til at styre en vindmølle ifølge krav 4, hvor tærskelparameteret for en efterløbstilstand indstilles som en procent af den maksimale trykkoefficient, aerodynamiske effektkoefficient og/eller maksimale aksiale induktionsfaktor, som for eksempel i området på 50-95 %, såsom 70-80 %.
6. Fremgangsmåde til at styre en vindmølle ifølge krav 4 eller 5, hvor tærskelparameteret for en efterløbstilstand indstilles som en prædefineret konstant.
7. Fremgangsmåde til at styre en vindmølle ifølge krav 4, hvor tærskelparameteret for en efterløbstilstand indstilles som en funktion af vindhastigheden.
8. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af de foregående krav, hvor den normale pitchplan og/eller modificerede pitchplan er prædefinerede.
9. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af de foregående krav omfattende at bestemme de modificerede parametre af trykkoefficienten og/eller den aksiale induktionsfaktor fra forudbestemte opslagstabeller.
10. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af de foregående krav, hvor efterløbssektorerne er forudbestemte.
11. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af kravene 3-10, hvor efterløbstilstandene er prætildelte til hver efterløbssektor.
12. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af kravene 3-11, hvor efterløbstilstandene består af en tilstand af normal energiproduktion og en tilstand af reduceret energiproduktion.
13. Fremgangsmåde til at styre en vindmølle ifølge et hvilket som helst af de foregående krav, hvor vindhastigheden og vindretningen måles lokalt på vindmøllen.
14. Fremgangsmåde til at styre vindmøllerne i en vindmøllepark, hvor hver vindmølle i parken styres lokalt ifølge et hvilket som helst af kravene 1-13.
DK14771503.1T 2013-09-17 2014-09-16 Styringsfremgangsmåde til en vindmølle DK3047143T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DKPA201370512 2013-09-17
PCT/DK2014/050285 WO2015039665A1 (en) 2013-09-17 2014-09-16 Control method for a wind turbine

Publications (1)

Publication Number Publication Date
DK3047143T3 true DK3047143T3 (da) 2018-03-26

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Country Link
US (1) US10364796B2 (da)
EP (1) EP3047143B1 (da)
CN (1) CN105556117B (da)
DK (1) DK3047143T3 (da)
ES (1) ES2663484T3 (da)
WO (1) WO2015039665A1 (da)

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Also Published As

Publication number Publication date
US20160230741A1 (en) 2016-08-11
EP3047143B1 (en) 2018-02-21
EP3047143A1 (en) 2016-07-27
US10364796B2 (en) 2019-07-30
CN105556117B (zh) 2018-09-07
CN105556117A (zh) 2016-05-04
ES2663484T3 (es) 2018-04-12
WO2015039665A1 (en) 2015-03-26

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