IN2012DE00736A - - Google Patents
Info
- Publication number
- IN2012DE00736A IN2012DE00736A IN736DE2012A IN2012DE00736A IN 2012DE00736 A IN2012DE00736 A IN 2012DE00736A IN 736DE2012 A IN736DE2012 A IN 736DE2012A IN 2012DE00736 A IN2012DE00736 A IN 2012DE00736A
- Authority
- IN
- India
- Prior art keywords
- blade
- resonance frequency
- main resonance
- frequencies
- amplitude
- Prior art date
Links
- 238000013016 damping Methods 0.000 abstract 3
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
- 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
- F03D1/0675—Rotors characterised by their construction elements of the blades
-
- 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
-
- 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
-
- 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)
- Wind Motors (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES201100358A ES2398005B1 (es) | 2011-03-29 | 2011-03-29 | Aerogenerador con un dispositivo amortiguador de banda ancha en cada pala |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2012DE00736A true IN2012DE00736A (fr) | 2015-08-21 |
Family
ID=45877951
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN736DE2012 IN2012DE00736A (fr) | 2011-03-29 | 2012-03-14 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20120251318A1 (fr) |
EP (1) | EP2505825A3 (fr) |
CN (1) | CN102734079B (fr) |
BR (1) | BR102012007071B1 (fr) |
ES (1) | ES2398005B1 (fr) |
IN (1) | IN2012DE00736A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3795824A1 (fr) | 2019-09-18 | 2021-03-24 | General Electric Company | Système et procédé pour atténuer les vibrations de formation de vortex ou induites par décrochage sur une pale de rotor d'une éolienne pendant un arrêt |
US11409249B1 (en) * | 2020-01-30 | 2022-08-09 | The Mathworks, Inc. | Simulating transverse motion response of a flexible rotor based on a parameter dependent eigenmodes |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK172039B1 (da) | 1994-02-07 | 1997-09-22 | Bonus Energy As | Vindmøllevinge og fremgangsmåde til reduktion af svingninger i en sådan |
DE19882884T1 (de) | 1997-12-09 | 2001-10-04 | Lm Glasfiber As Lunderskov | Windradblatt mit Vibrationsdämpfer |
AU2411999A (en) * | 1998-02-24 | 1999-09-15 | Lm Glasfiber A/S | Wind turbine blade |
PT1101034E (pt) | 1998-07-28 | 2005-08-31 | Neg Micon As | Pa de turbina eolica com um meio de amortecimento de oscilacoes em forma de u |
AUPQ892800A0 (en) | 2000-07-21 | 2000-08-17 | 3D Displays Pty Ltd | A bubbling display for a dispensing font |
DK174437B1 (da) * | 2001-04-11 | 2003-03-03 | Lm Glasfiber As | Vindmøllevinge med svingningsdæmper |
US7309930B2 (en) * | 2004-09-30 | 2007-12-18 | General Electric Company | Vibration damping system and method for variable speed wind turbines |
DK1754886T3 (da) * | 2005-08-17 | 2012-12-17 | Gen Electric | Rotorblad til en vindenergiturbine |
WO2007051465A1 (fr) * | 2005-11-03 | 2007-05-10 | Vestas Wind Systems A/S | Pale d'eolienne comportant un ou plusieurs amortisseurs d'oscillations |
JP2010514978A (ja) * | 2006-12-28 | 2010-05-06 | クリッパー・ウィンドパワー・テクノロジー・インコーポレーテッド | 風力タービンにおける、推定方法を使用するタワー共振運動および対称ブレード運動の減衰 |
WO2008119352A2 (fr) * | 2007-03-30 | 2008-10-09 | Vestas Wind Systems A/S | Eolienne comprenant un ou plusieurs amortisseurs de vibrations |
EP2123906A1 (fr) * | 2008-05-21 | 2009-11-25 | Siemens Aktiengesellschaft | Procédé et dispositif pour amortir les vibrations de la tour dans une éolienne |
GB2466649B (en) * | 2008-12-30 | 2014-01-29 | Hywind As | Blade pitch control in a wind turbine installation |
US7988416B2 (en) * | 2009-03-18 | 2011-08-02 | Vestas Wind Systems A/S | Wind turbine blade with damping element |
-
2011
- 2011-03-29 ES ES201100358A patent/ES2398005B1/es not_active Expired - Fee Related
-
2012
- 2012-03-12 US US13/417,864 patent/US20120251318A1/en not_active Abandoned
- 2012-03-14 EP EP12001721.5A patent/EP2505825A3/fr not_active Withdrawn
- 2012-03-14 IN IN736DE2012 patent/IN2012DE00736A/en unknown
- 2012-03-29 BR BR102012007071-5A patent/BR102012007071B1/pt active IP Right Grant
- 2012-03-29 CN CN201210094138.3A patent/CN102734079B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US20120251318A1 (en) | 2012-10-04 |
CN102734079B (zh) | 2016-01-13 |
BR102012007071B1 (pt) | 2021-10-05 |
BR102012007071A2 (pt) | 2013-05-21 |
ES2398005R1 (es) | 2013-11-08 |
EP2505825A2 (fr) | 2012-10-03 |
EP2505825A3 (fr) | 2014-07-23 |
ES2398005A2 (es) | 2013-03-13 |
CN102734079A (zh) | 2012-10-17 |
ES2398005B1 (es) | 2014-09-05 |
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