DK1612414T3 - Fremgangsmåde og apparat til at reducere rotorvingeudbøjninger, belastninger og/eller toprotationshastighed - Google Patents

Fremgangsmåde og apparat til at reducere rotorvingeudbøjninger, belastninger og/eller toprotationshastighed Download PDF

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Publication number
DK1612414T3
DK1612414T3 DK05252678.7T DK05252678T DK1612414T3 DK 1612414 T3 DK1612414 T3 DK 1612414T3 DK 05252678 T DK05252678 T DK 05252678T DK 1612414 T3 DK1612414 T3 DK 1612414T3
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DK
Denmark
Prior art keywords
pitch
wind
wind turbine
control
rotor blades
Prior art date
Application number
DK05252678.7T
Other languages
English (en)
Inventor
Emilian Mieczyslaw Moroz
Kirk Gee Pierce
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of DK1612414T3 publication Critical patent/DK1612414T3/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
    • F03D7/04—Automatic control; Regulation
    • F03D7/042—Automatic control; Regulation by means of an electrical or electronic controller
    • 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
    • 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
    • F05B2260/00—Function
    • F05B2260/80—Diagnostics
    • 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
    • F05B2270/17—Purpose of the control system to avoid excessive deflection of the blades
    • 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
    • F05B2270/309—Rate of change of parameters
    • 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
    • F05B2270/328—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
    • F05B2270/40—Type of control system
    • F05B2270/404—Type of control system active, predictive, or anticipative
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)

Claims (7)

1. Fremgangsmåde til at reducere mindst en af belastninger, udbøjninger af rotorvinger (108), eller toprotationshastighed afen vindmølle (100), hvilken fremgangsmåde er kendetegnet ved at omfatte: at lagre seneste historiske pitch-relateret data, vindrelateret data, eller begge; at analysere den lagrede seneste historiske data for at bestemme mindst en af hvorvidt hurtig pitching forekommer eller hvorvidt vindhastighedsmindskelse forekommer; og at påføre en minimumspitch, en pitchhastighedsgrænse, eller begge på pitchvinkelstyring af rotorvingerne afhængigt af resultater af analysen.
2. Fremgangsmåde ifølge krav 1, hvor mindst påføringen afen minimumspitch, en pitchhastighedsgrænse, eller begge er endvidere afhængigt af at vindmøllen (100) opererer over nominelle driftsforhold.
3. Fremgangsmåde ifølge krav 1, endvidere omfattende at styre pitchvinkler af rotorvingerne (108) ved anvendelse af en hysteresesløjfe til at forsinke pitchvinkelstyringen.
4. Fremgangsmåde ifølge krav 1, endvidere omfattende at anvende en yderligere dynamisk styringsfremgangsmåde til pitchstyringen.
5. Vindmølle (100) omfattende en rotor (106) om har en eller flere rotorvinger (108), og kendetegnet ved at have et styringssystem omfattende mindst et rotorvinge-pitchstyringsoutput, hvilket styringssystem er konfigureret til: at lagre historiske pitch-relateret data, vindrelateret data, eller begge; at analysere den lagrede seneste historiske for at bestemme mindst en af hvorvidt hurtig pitching forekommer eller hvorvidt vindhastighedsmindskelse forekommer; og at påføre en minimumspitch, en pitchhastighedsgrænse, eller begge på pitchstyringsoutputtet af rotorvingerne afhængigt af resultater af analysen.
6. Vindmølle (100) ifølge krav 5, hvor styringssystemet er endvidere konfigureret til at påføre en minimumspitch, en pitchhastighedsgrænse, eller begge på vindmøllen som opererer over nominelle driftsforhold.
7. Vindmølle (100) ifølge krav 5, hvor styringssystemet endvidere omfatter mindst en hysteresesløjfe konfigureret til at forsinke påføringen af minimumspitchen, pitchhastigheden, eller begge.
DK05252678.7T 2004-06-30 2005-04-28 Fremgangsmåde og apparat til at reducere rotorvingeudbøjninger, belastninger og/eller toprotationshastighed DK1612414T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/880,714 US7121795B2 (en) 2004-06-30 2004-06-30 Method and apparatus for reducing rotor blade deflections, loads, and/or peak rotational speed

Publications (1)

Publication Number Publication Date
DK1612414T3 true DK1612414T3 (da) 2015-02-09

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Country Status (3)

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US (1) US7121795B2 (da)
EP (1) EP1612414B1 (da)
DK (1) DK1612414T3 (da)

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Also Published As

Publication number Publication date
EP1612414B1 (en) 2014-12-31
US20060002797A1 (en) 2006-01-05
EP1612414A3 (en) 2012-01-11
EP1612414A2 (en) 2006-01-04
US7121795B2 (en) 2006-10-17

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