DK2906825T3 - Fremgangsmåde til indstilling af en pitchvinkel af rotorblade - Google Patents
Fremgangsmåde til indstilling af en pitchvinkel af rotorblade Download PDFInfo
- Publication number
- DK2906825T3 DK2906825T3 DK13776964.2T DK13776964T DK2906825T3 DK 2906825 T3 DK2906825 T3 DK 2906825T3 DK 13776964 T DK13776964 T DK 13776964T DK 2906825 T3 DK2906825 T3 DK 2906825T3
- Authority
- DK
- Denmark
- Prior art keywords
- rotor blade
- pitch angle
- image
- rotor blades
- rotor
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 32
- 238000001931 thermography Methods 0.000 claims description 12
- 230000007704 transition Effects 0.000 claims description 10
- 230000005855 radiation Effects 0.000 claims description 9
- 238000009826 distribution Methods 0.000 claims description 7
- 238000011156 evaluation Methods 0.000 claims description 4
- 238000005457 optimization Methods 0.000 claims description 4
- 230000007547 defect Effects 0.000 description 8
- 238000007689 inspection Methods 0.000 description 7
- 230000001052 transient effect Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 6
- 238000001757 thermogravimetry curve Methods 0.000 description 6
- 238000001816 cooling Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000011109 contamination Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005755 formation reaction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012854 evaluation process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012821 model calculation Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012360 testing method Methods 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
- F03D17/00—Monitoring or testing of wind motors, e.g. 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
- F05B2260/00—Function
- F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05B2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
-
- 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
- F05B2270/20—Purpose of the control system to optimise the performance of a machine
-
- 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
- F05B2270/303—Temperature
-
- 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)
- Mechanical Engineering (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
- Radiation Pyrometers (AREA)
- Supercharger (AREA)
- Length Measuring Devices By Optical Means (AREA)
Claims (10)
1. Fremgangsmåde til indstilling af en pitchvinkel af rotorblade (1), hvor - der udarbejdes et termografibillede ved rotorblade (1), udsat for tilstrømning, - et mønster, der viser sig, evalueres i termografibilledet, - der på grundlag af evalueringen gennemføres en justering af pitchvinklen, til øvergangen fra laminar strømning til turbulent strømning ligger ved det tilsigtede sted på roterbladsoverfladen.
2. Fremgangsmåde ifølge krav 1, kendetegnet ved, at pitchvinklen justeres på en sådan måde, at der foreligger en ensartet temperaturfordeling over rotorbladsoverfladen (10).
3. Fremgangsmåde ifølge krav 1 eller 2, kendetegnet ved, at til udarbejdelse af ter-møgrafibilledet registreres den termiske stråling i tø førskellige bølgelængdeømråder.
4. Fremgangsmåde ifølge krav 3, kendetegnet ved, at registreringen af den termiske stråling sker i et bølgelængdeømråde mellem 3 pm øg 5 pm øg mellem 8 pm øg 14 pm.
5. Fremgangsmåde ifølge et af kravene 3 eller 4, kendetegnet ved, at billederne af de førskellige bølgelængdeømråder øverlejres hinanden før at udarbejde termøgrafibille-det.
6. Fremgangsmåde ifølge et af de føregående krav, kendetegnet ved, at der til udarbejdelse af termøgrafibilledet anvendes i det mindste et interferensfilter.
7. Fremgangsmåde ifølge et af de føregående krav, kendetegnet ved, at termøgrafi-billeder af røtørbladene (1) udarbejdes under driften af et vindenergianlæg.
8. Fremgangsmåde ifølge et af de føregående krav, kendetegnet ved, at pitchvinklen justeres, indtil der ved førkanten øg ved øverfladen (10) førefindes en ensartet temperaturfordeling over rotorbladets (1) længdeudstrækning (L).
9. Fremgangsmåde ifølge et af de foregående krav, kendetegnet ved, at termografibilledet anvendes til at beregne en overfladekvalitet af rotorbladsoverfladen (10).
10. Fremgangsmåde ifølge et af de foregående krav, kendetegnet ved, at termografibilledet anvendes til at bedømme en tilstand ved elementer, der forefindes på rotorbladet (1), og som tjener til strømningsoptimering.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102012020054.4A DE102012020054A1 (de) | 2012-10-12 | 2012-10-12 | Verfahren zum Einstellen eines Pitch-Winkels von Rotorblättern |
| PCT/EP2013/003043 WO2014056613A1 (de) | 2012-10-12 | 2013-10-10 | Verfahren zum einstellen eines pitch-winkels von rotorblättern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK2906825T3 true DK2906825T3 (da) | 2016-10-03 |
Family
ID=49378226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK13776964.2T DK2906825T3 (da) | 2012-10-12 | 2013-10-10 | Fremgangsmåde til indstilling af en pitchvinkel af rotorblade |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP2906825B1 (da) |
| DE (1) | DE102012020054A1 (da) |
| DK (1) | DK2906825T3 (da) |
| ES (1) | ES2595049T3 (da) |
| PL (1) | PL2906825T3 (da) |
| PT (1) | PT2906825T (da) |
| WO (1) | WO2014056613A1 (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105092221B (zh) * | 2014-05-20 | 2018-09-11 | 格力电器（中山）小家电制造有限公司 | 测试工装 |
| DE102019109908A1 (de) | 2019-04-15 | 2020-10-15 | Wobben Properties Gmbh | Verfahren zum Bestimmen von Betriebsdaten einer Windenergieanlage sowie Vorrichtung und System dafür |
| EP4155539A1 (en) * | 2021-09-28 | 2023-03-29 | LM Wind Power A/S | System and method for estimating energy production from a wind turbine |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20021970U1 (de) | 2000-12-30 | 2001-04-05 | Igus Ingenieurgemeinschaft Umweltschutz Meß-und Verfahrenstechnik GmbH, 01099 Dresden | Einrichtung zur Überwachung des Zustandes von Rotorblättern an Windkraftanlagen |
| DE102007059165B4 (de) | 2007-11-26 | 2010-11-11 | Windcomp Gmbh | Verfahren und System zur Messung einer Auslenkung eines Hohlbauteils einer Windenergieanlage aus einer Normalposition |
| DE102007059502B3 (de) * | 2007-12-07 | 2009-03-12 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zum Prüfen eines Rotorblatts einer Windkraftanlage und Prüfvorrichtung |
| WO2009143850A2 (en) * | 2008-05-30 | 2009-12-03 | Vestas Wind Systems A/S | A wind turbine rotor, a wind turbine and use thereof |
| DE102008037096A1 (de) | 2008-08-08 | 2010-02-11 | Windsens Gmbh | Temperaturerfassung an einer Windenergieanlage |
| DE102010048400A1 (de) | 2010-03-15 | 2011-09-15 | Horst Zell | Verfahren zur Überprüfung des baulichen Zustands von Windkraftanlagen |
| DE102010046493B3 (de) * | 2010-09-24 | 2012-03-08 | Thermosensorik Gmbh | Verfahren und Vorrichtung zur Inspektion von Rotorblättern einer Windkraftanlage |
| CN102434403B (zh) | 2010-09-29 | 2015-09-09 | 通用电气公司 | 用于风力涡轮机检查的系统及方法 |
| DE102011086608A1 (de) | 2010-11-17 | 2012-07-12 | Suzlon Energy Gmbh | Verfahren zum Bestimmen von Betriebszuständen einer Windturbine |
| DE102011011392B4 (de) | 2011-02-17 | 2012-10-25 | Ssb Wind Systems Gmbh & Co. Kg | Optische Messeinrichtung für die Verformung eines Rotorblattes einer Windkraftanlage |
-
2012
- 2012-10-12 DE DE102012020054.4A patent/DE102012020054A1/de not_active Withdrawn
-
2013
- 2013-10-10 ES ES13776964.2T patent/ES2595049T3/es active Active
- 2013-10-10 WO PCT/EP2013/003043 patent/WO2014056613A1/de active Application Filing
- 2013-10-10 EP EP13776964.2A patent/EP2906825B1/de active Active
- 2013-10-10 PL PL13776964T patent/PL2906825T3/pl unknown
- 2013-10-10 PT PT137769642T patent/PT2906825T/pt unknown
- 2013-10-10 DK DK13776964.2T patent/DK2906825T3/da active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2595049T3 (es) | 2016-12-27 |
| DE102012020054A1 (de) | 2014-04-17 |
| PT2906825T (pt) | 2016-09-23 |
| EP2906825A1 (de) | 2015-08-19 |
| WO2014056613A8 (de) | 2014-07-17 |
| PL2906825T3 (pl) | 2017-01-31 |
| WO2014056613A1 (de) | 2014-04-17 |
| EP2906825B1 (de) | 2016-07-06 |
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