DK2636890T3 - Rotorvingepitchinganordning - Google Patents
Rotorvingepitchinganordning Download PDFInfo
- Publication number
- DK2636890T3 DK2636890T3 DK12158855.2T DK12158855T DK2636890T3 DK 2636890 T3 DK2636890 T3 DK 2636890T3 DK 12158855 T DK12158855 T DK 12158855T DK 2636890 T3 DK2636890 T3 DK 2636890T3
- Authority
- DK
- Denmark
- Prior art keywords
- blade
- tip
- rotor blade
- fluid
- rotor
- Prior art date
Links
- 239000012530 fluid Substances 0.000 claims description 69
- 238000000034 method Methods 0.000 claims description 11
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 230000002829 reductive effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000013519 translation Methods 0.000 description 6
- 230000007246 mechanism Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 230000001276 controlling effect Effects 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000001010 compromised effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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
- F03D7/022—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
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
-
- 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
- F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor
- F03D1/06—Rotors
- F03D1/065—Rotors characterised by their construction elements
- F03D1/0658—Arrangements for fixing wind-engaging parts to a hub
-
- 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
- F03D7/0228—Adjusting blade pitch of the blade tips only
-
- 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
- F03D80/30—Lightning protection
-
- 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
- F05B2240/00—Components
- F05B2240/20—Rotors
- F05B2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05B2240/302—Segmented or sectional 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
- F05B2240/00—Components
- F05B2240/50—Bearings
-
- 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
- F05B2240/00—Components
- F05B2240/50—Bearings
- F05B2240/53—Hydrodynamic or hydrostatic bearings
-
- 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
- F05B2270/60—Control system actuates through
- F05B2270/605—Control system actuates through pneumatic actuators
-
- 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 (14)
1. Rotorvingepitchinganordning til en todelt rotorvinge (1) af en vindmølle (2), omfattende - et fluidleje (30), der er udformet til at forbinde en spidsvingedel (10) af den todelte vindmøllerotorvinge (1) med en hovedvingedel (11) af den todelte vindmøllerotorvinge (1), således at vingespidsdelen (10) er roterbar i forhold til hovedvingedelen (11) omkring en rotationsakse (A); og - et pitchvinkeljusteringsmiddel (32) til opnåelse af en specifik pitchvinkel af vingespidsdelen (10) til at øge og reducere en rotationshastighed af en rotor af vindmøllen (2).
2. Rotorvingepitchinganordning ifølge krav 1, hvor pitchvinkeljusteringsmidlet (32) omfatter en fluidkilde (32) til injektion af et styret volumen af en tryksat fluid ind i fluidlejet (30), således at vingespidsdelen (10) roterer i forhold til hovedvingedelen (11), hvor et fluidvolumen er direkte relateret til en pitchvinkel af vingespidsdelen (10) i forhold til hovedvingedelen (11).
3. Rotorvingepitchinganordning ifølge krav 2; hvor pitchvinkeljusteringsmidlet (32) er udformet til at injicere fluiden ind i fluidlejet (30) i en retning, der i det væsentlige er modsat retningen af en centrifugalkraft (F), der indvirker på spidsvingedelen (10) under en rotation af den todelte vinge (1).
4. Rotorvingepitchinganordning ifølge krav 2 eller krav 3, hvor fluidkilden (32) omfatter en kilde af trykluft.
5. Rotorvingepitchinganordning ifølge et hvilket som helst af kravene 2 til 4, omfattende en styreenhed (36) til styring af fluidkilden (32) på basis af en sensorudlæsning (37) til opnåelse af en ønsket pitchvinkel.
6. Todelt vindmøllerotorvinge (1) omfattende en vingespidsdel (10), en hovedvingedel (11) og et fluidleje (30), der er udformet til at forbinde spidsvingedelen (10) med hovedvingedelen (11), således at spidsvingedelen (10) er roterbar i forhold til hovedvingdelen (11) om en rotationsakse (A); hvor fluidlejet (30) er udformet til at blive forbundet med et pitchvinkeljusteringsmiddel (32) til opnåelse af en specifik pitchvinkel af spidsvingedelen (10) til at øge og reducere en rotationshastighed af en rotor af vindmøllen (2).
7. Todelt vindmøllerotorvinge ifølge krav 6, hvor fluidlejet (30) omfatter en indgang (34) til injektion af en tryksat fluid (340) fra en fluidkilde (32) ind i fluidlejet (30) i en retning (D), der i det væsentlige er modsat retningen af en centrifugalkraft (F), der indvirker på spidsvingedelen (10) under rotation af den todelte vinge (1).
8. Todelt rotorvinge ifølge krav 7, omfattende en fluidledning (33) til at forbinde fluidindgangen (34) til den tryksatte fluidkilde (33), hvor fluidledningen (33) er indrettet til at udstrække sig fra en nedre ende af hovedvingedelen (11) gennem et legeme af hovedvingedelen (11) til indgangen (43) af fluidlejet (30).
9. Todelt rotorvinge ifølge et hvilket som helst af kravene 6 til 8, hvor spidsvingedelen (10) er indrettet til at rotere om en drejestang (31), der er indrettet til at udstrække sig mindst delvist ind i vingespidsdelen (10).
10. Todelt rotorvinge ifølge krav 9, hvor drejestangen (31) er inkorporeret i et lynbeskyttelsessystem af rotorvingen (1).
11. Todelt rotorvinge ifølge et hvilket som helst af kravene 6 til 10, hvor hovedvingedelen (11) omfatter et i det væsentlige ensartet tværsnit mellem en indvendig ende og en udvendig ende af hovedvingedelen (11).
12. Todelt rotorvinge ifølge et hvilket som helst af kravene 6 til 11, hvor en grænseflade (12) mellem hovedvingedelen (11) og spidsvingedelen (10) omfatter et i det væsentlige cirkulært tværsnit.
13. Vindmølle (2) omfattende et antal af todelte vindmøllerotorvinger (1) ifølge et hvilket som helst af kravene 6 til 12, som er indrettet til at rotere en rotor af vindmøllen (2), og hvor rotorens hastighed øges og reduceres i henhold til en pitchvinkel af en spidsvingedel (10) af en todelt rotorvinge (1), og hvor pitchvinklen af en spidsvingedel (10) af en todelt rotorvinge (1) styres af en rotorvingepitchinganordning ifølge et hvilket som helst af kravene 1 til 5.
14. Fremgangsmåde til justering af en pitchvinkel af en todelt vindmøllerotor-vinge (1) af en vindmølle (2) ifølge krav 13, hvilken fremgangsmåde omfatter følgende trin - at bestemme en ønsket pitchvinkel for spidsvingedelen (10) af en todelt rotorvinge (1); - at bestemme et bevægelsesomfang af en bevægelig lejedel (301) af fluidlejet (30) af den todelte vinge (1) til opnåelse af den pitchvinkel; og - at styre pitchvinkeljusteringsmidlet (32) af rotorvingepitchinganordningen i overensstemmelse hermed til at aktivere den bevægelige lejedel (301) af fluidlejet (30) med det bevægelsesomfang.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12158855.2A EP2636890B1 (en) | 2012-03-09 | 2012-03-09 | Rotor blade pitching arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2636890T3 true DK2636890T3 (da) | 2016-11-28 |
Family
ID=45851385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK12158855.2T DK2636890T3 (da) | 2012-03-09 | 2012-03-09 | Rotorvingepitchinganordning |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US20130236307A1 (da) |
| EP (1) | EP2636890B1 (da) |
| DK (1) | DK2636890T3 (da) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150369211A1 (en) * | 2014-06-19 | 2015-12-24 | General Electric Company | Wind blade tip joint |
| WO2016006008A1 (en) * | 2014-07-07 | 2016-01-14 | Micoperi Energia S.R.L. | Joint for modular wind blade and modular wind blade comprising said joint |
| CN104234929B (zh) * | 2014-07-24 | 2017-11-07 | 南京航空航天大学 | 一种控制风力机叶片载荷与变形的装置 |
| US10830207B2 (en) | 2018-08-28 | 2020-11-10 | General Electric Company | Spar configuration for jointed wind turbine rotor blades |
| DK3870834T3 (da) | 2018-10-25 | 2024-09-30 | Lm Wind Power As | Bjælkeflangekonstruktion til en sammenføjet vindmøllevinge |
| US11162476B2 (en) * | 2018-10-30 | 2021-11-02 | General Electric Company | Wind turbine rotor blade pre-staged for retrofitting with a replacement blade tip segment |
| PL3874155T3 (pl) | 2018-10-31 | 2023-11-20 | General Electric Company | Złączona łopata wirnika turbiny wiatrowej z kombinacjami różnych materiałów wzdłuż jej rozpiętości dla wzmocnienia sworzniowego |
| EP3874144B1 (en) | 2018-11-01 | 2023-08-02 | General Electric Company | Method for installing and retaining a bushing in a bearing block of a rotor blade joint |
| EP3874143B1 (en) | 2018-11-01 | 2026-04-01 | General Electric Renovables España, S.L. | Compliant structures for jointed rotor blades |
| JP7221384B2 (ja) | 2018-11-01 | 2023-02-13 | ゼネラル・エレクトリック・カンパニイ | 中空の翼弦方向に延在するピンを有する風力タービンのジョイントされたロータブレード |
| CN112955646B (zh) | 2018-11-01 | 2024-10-11 | 通用电气可再生能源西班牙有限公司 | 用于风力涡轮转子叶片的嵌接连接部 |
| US11536246B2 (en) | 2018-11-01 | 2022-12-27 | General Electric Company | Span-wise extending pin for joining rotor blade segments |
| CN113286696A (zh) | 2018-11-01 | 2021-08-20 | 通用电气公司 | 用于减小梁结构与分节段式转子叶片的叶片壳之间的结合间隙的间隔物材料 |
| BR112021009996B1 (pt) | 2018-12-11 | 2023-10-17 | General Electric Company | Método para prevenir defeitos de fabricação e componente estrutural para um segmento de pá de uma pá de rotor de uma turbina eólica |
| CN113165285A (zh) | 2018-12-11 | 2021-07-23 | 通用电气公司 | 用于制造用于风力涡轮的转子叶片的叶片节段的结构构件的方法 |
| US11542917B2 (en) | 2018-12-11 | 2023-01-03 | General Electric Company | Beam structure for a segmented rotor blade having a transitioning shape |
| DK3894191T3 (da) | 2018-12-11 | 2023-10-02 | Gen Electric | Fremgangsmåde til fremstilling af vingekomponenter til vindmøllerotorvinger |
| CA3121890A1 (en) | 2018-12-11 | 2020-06-18 | Louis Rondeau | Method for manufacturing a hollow composite structure, particularly a spar beam for a wind turbine rotor blade, and an associated mandrel |
| DK3894691T3 (da) | 2018-12-13 | 2025-05-19 | General Electric Renovables Espana Sl | Sammenføjet rotorvinge med en kordevist udstrækkende stift understøttet via en eller flere strukturelementer |
| CN113167217B (zh) | 2018-12-19 | 2024-06-07 | Lm风力发电公司 | 具有带有用于销增强的不同的纤维取向的内部支承结构的连结式转子叶片 |
| CN113167215B (zh) | 2018-12-20 | 2024-06-18 | Lm风力发电公司 | 经由在其间限定尺寸可变的间隙的内部支承结构来紧固在一起的转子叶片节段 |
| CN113167214A (zh) | 2018-12-20 | 2021-07-23 | 通用电气公司 | 具有沿其翼展由不同形式的材料构成的翼梁帽的接头式风力涡轮转子叶片 |
| DK3931436T3 (da) | 2019-03-01 | 2026-03-16 | General Electric Renovables Espana Sl | Sammenføjet vindmøllerotorvinge med kordevisudstrækkende stiftbøsninger udformet til at minimere kordevis mellemrum |
| US11118567B2 (en) | 2019-06-26 | 2021-09-14 | General Electric Company | Systems and methods for pitching of rotor blades |
| WO2021021160A1 (en) * | 2019-07-31 | 2021-02-04 | General Electric Company | System and method for servicing a jointed rotor blade of a wind turbine |
| GB202013647D0 (en) | 2020-08-31 | 2020-10-14 | Lm Wind Power As | Jointed wind turbine blade having improved transitions between varying material combinations |
| EP4074959A1 (en) | 2021-04-12 | 2022-10-19 | LM Wind Power A/S | Extendable wind turbine blade |
| CN119195972A (zh) * | 2024-11-27 | 2024-12-27 | 湖南大学 | 一种用于抑制颤振失稳的双变桨叶片及其控制方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4374631A (en) * | 1981-05-21 | 1983-02-22 | Fayette Manufacturing Corporation | Windmill speed limiting system utilizing hysteresis |
| DE3126677A1 (de) * | 1981-07-07 | 1983-01-20 | Erno-Raumfahrttechnik Gmbh, 2800 Bremen | "rotorblattausbildung fue schnellaufende rotoren" |
| US4495423A (en) * | 1981-09-10 | 1985-01-22 | Felt Products Mfg. Co. | Wind energy conversion system |
| GB2140508B (en) * | 1983-05-25 | 1987-01-07 | Howden James & Co Ltd | Wind turbines |
| US4715782A (en) * | 1985-12-24 | 1987-12-29 | Fayette Manufacturing Corp. | Hydraulic control device for wind turbine |
| DK174232B1 (da) * | 2000-12-13 | 2002-10-07 | Lm Glasfiber As | Kombineret lynreceptor og drænkanal i vindmøllevinge |
| US20090148285A1 (en) * | 2007-12-06 | 2009-06-11 | General Electric Company | Multi-section wind turbine rotor blades and wind turbines incorporating same |
| US8231351B2 (en) * | 2007-12-27 | 2012-07-31 | General Electric Company | Adaptive rotor blade for a wind turbine |
| US7956482B2 (en) * | 2008-01-18 | 2011-06-07 | General Electric Company | Speed controlled pitch system |
| US20100254813A1 (en) * | 2009-04-02 | 2010-10-07 | Frontier Pro Services | Winch servicing of wind turbines |
| GB201109412D0 (en) * | 2011-06-03 | 2011-07-20 | Blade Dynamics Ltd | A wind turbine rotor |
-
2012
- 2012-03-09 DK DK12158855.2T patent/DK2636890T3/da active
- 2012-03-09 EP EP12158855.2A patent/EP2636890B1/en not_active Not-in-force
-
2013
- 2013-03-04 US US13/783,709 patent/US20130236307A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US20130236307A1 (en) | 2013-09-12 |
| EP2636890A1 (en) | 2013-09-11 |
| EP2636890B1 (en) | 2016-08-17 |
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