IN2014DN03261A - - Google Patents
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- Publication number
- IN2014DN03261A IN2014DN03261A IN3261DEN2014A IN2014DN03261A IN 2014DN03261 A IN2014DN03261 A IN 2014DN03261A IN 3261DEN2014 A IN3261DEN2014 A IN 3261DEN2014A IN 2014DN03261 A IN2014DN03261 A IN 2014DN03261A
- Authority
- IN
- India
- Prior art keywords
- blade
- root
- length
- along
- tip
- Prior art date
Links
Classifications
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- 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
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- 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
- F05B2200/00—Mathematical features
- F05B2200/20—Special functions
- F05B2200/22—Power
- F05B2200/222—Cubic power
-
- 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
- F05B2240/31—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape
- F05B2240/311—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape flexible or elastic
-
- 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
- F05B2250/00—Geometry
- F05B2250/70—Shape
- F05B2250/71—Shape curved
-
- 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)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/357,661 US9920741B2 (en) | 2012-01-25 | 2012-01-25 | Wind turbine blade having a geometric sweep |
PCT/EP2013/050663 WO2013110527A1 (en) | 2012-01-25 | 2013-01-15 | Wind turbine blade having a geometric sweep |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014DN03261A true IN2014DN03261A (ja) | 2015-05-22 |
Family
ID=47594715
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN3261DEN2014 IN2014DN03261A (ja) | 2012-01-25 | 2013-01-15 |
Country Status (10)
Country | Link |
---|---|
US (1) | US9920741B2 (ja) |
EP (1) | EP2761170B1 (ja) |
JP (1) | JP6053825B2 (ja) |
KR (1) | KR20140124797A (ja) |
CN (1) | CN104066976B (ja) |
BR (1) | BR112014017906A8 (ja) |
CA (1) | CA2862327A1 (ja) |
DK (1) | DK2761170T3 (ja) |
IN (1) | IN2014DN03261A (ja) |
WO (1) | WO2013110527A1 (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9920741B2 (en) | 2012-01-25 | 2018-03-20 | Siemens Aktiengesellschaft | Wind turbine blade having a geometric sweep |
CN105960527B (zh) * | 2013-12-04 | 2019-11-15 | 维斯塔斯风力系统有限公司 | 预弯曲风轮机叶片和制造该预弯曲风轮机叶片的方法 |
EP3130799A4 (en) * | 2014-03-28 | 2017-04-12 | The Chugoku Electric Power Co., Inc. | Wind turbine blade and wind power generator provided with same |
FR3062886B1 (fr) * | 2017-02-14 | 2021-04-23 | Univ Paris Diderot Paris 7 | Pales deformables pour l'optimisation du rendement des rotors. application a l'energie eolienne et a l'aeronautique |
CN114320732B (zh) * | 2020-09-30 | 2023-12-15 | 江苏金风科技有限公司 | 叶片、设计方法及风力发电机组 |
CN113719408A (zh) * | 2021-09-23 | 2021-11-30 | 中国华能集团清洁能源技术研究院有限公司 | 一种风电机组后掠叶片和风电机组 |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5584661A (en) | 1994-05-02 | 1996-12-17 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Forward sweep, low noise rotor blade |
DE19738278A1 (de) | 1997-09-02 | 1999-03-04 | Felix Hafner | Adaptiver Rotor für Windkraftanlagen |
DE19963086C1 (de) | 1999-12-24 | 2001-06-28 | Aloys Wobben | Rotorblatt für eine Windenergieanlage |
DE10300284A1 (de) | 2003-01-02 | 2004-07-15 | Aloys Wobben | Rotorblatt für eine Windenergieanlage |
PL220895B1 (pl) * | 2003-01-02 | 2016-01-29 | Aloys Wobben | Końcówka łopaty wirnika elektrowni wiatrowej, łopata wirnika posiadająca taką końcówkę oraz elektrownia wiatrowa zawierająca wirnik wyposażony w co najmniej jedną taką łopatę |
US7118338B2 (en) | 2004-06-30 | 2006-10-10 | General Electric Company | Methods and apparatus for twist bend coupled (TCB) wind turbine blades |
US7344360B2 (en) | 2004-09-29 | 2008-03-18 | General Electric Company | Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same |
US7153090B2 (en) | 2004-12-17 | 2006-12-26 | General Electric Company | System and method for passive load attenuation in a wind turbine |
US7476086B2 (en) | 2005-04-07 | 2009-01-13 | General Electric Company | Tip cambered swept blade |
US7690895B2 (en) | 2005-07-29 | 2010-04-06 | General Electric Company | Multi-piece passive load reducing blades and wind turbines using same |
US7802968B2 (en) | 2005-07-29 | 2010-09-28 | General Electric Company | Methods and apparatus for reducing load in a rotor blade |
DE102006053712A1 (de) | 2006-11-15 | 2008-05-21 | Nordex Energy Gmbh | Rotorblatt und Windkraftanlage |
EP2169217A4 (en) | 2007-02-28 | 2013-12-11 | Gamesa Innovation & Tech Sl | PALM FOR WIND TURBINES |
ATE490404T1 (de) | 2007-03-20 | 2010-12-15 | Vestas Wind Sys As | Windturbinenschaufel mit wirbelerzeugern |
US20100143138A1 (en) | 2008-12-08 | 2010-06-10 | Russel Hugh Marvin | Axial flow wind turbine |
US8418967B2 (en) | 2008-02-21 | 2013-04-16 | Cornerstone Research Group, Inc. | Passive adaptive structures |
US8215906B2 (en) | 2008-02-29 | 2012-07-10 | General Electric Company | Variable tip speed ratio tracking control for wind turbines |
US8061996B2 (en) | 2008-05-30 | 2011-11-22 | General Electric Company | Wind turbine blade planforms with twisted and tapered tips |
US20090324416A1 (en) | 2008-06-30 | 2009-12-31 | Ge Wind Energy Gmbh | Wind turbine blades with multiple curvatures |
US8075278B2 (en) | 2009-05-21 | 2011-12-13 | Zuteck Michael D | Shell structure of wind turbine blade having regions of low shear modulus |
US20110052407A1 (en) | 2009-08-25 | 2011-03-03 | Zuteck Michael D | Swept blades utilizing asymmetric double biased fabrics |
US20110052404A1 (en) | 2009-08-25 | 2011-03-03 | Zuteck Michael D | Swept blades with enhanced twist response |
US20110052408A1 (en) | 2009-08-25 | 2011-03-03 | Zuteck Michael D | Swept blades utilizing asymmetric double biased fabrics |
US9140233B2 (en) | 2010-02-02 | 2015-09-22 | Garden Energy, Inc. | Wind power generation system |
US7946826B1 (en) * | 2010-07-16 | 2011-05-24 | General Electric Company | Wind turbine rotor blade with a suction side winglet |
US7997875B2 (en) | 2010-11-16 | 2011-08-16 | General Electric Company | Winglet for wind turbine rotor blade |
DE102011050777A1 (de) | 2011-05-31 | 2012-12-06 | Dewind Europe Gmbh | Rotor und Rotorblatt für eine Windkraftanlage |
US9920741B2 (en) | 2012-01-25 | 2018-03-20 | Siemens Aktiengesellschaft | Wind turbine blade having a geometric sweep |
-
2012
- 2012-01-25 US US13/357,661 patent/US9920741B2/en active Active
-
2013
- 2013-01-15 JP JP2014553670A patent/JP6053825B2/ja not_active Expired - Fee Related
- 2013-01-15 CA CA2862327A patent/CA2862327A1/en not_active Abandoned
- 2013-01-15 WO PCT/EP2013/050663 patent/WO2013110527A1/en active Application Filing
- 2013-01-15 KR KR1020147023727A patent/KR20140124797A/ko not_active Application Discontinuation
- 2013-01-15 CN CN201380006712.8A patent/CN104066976B/zh not_active Expired - Fee Related
- 2013-01-15 IN IN3261DEN2014 patent/IN2014DN03261A/en unknown
- 2013-01-15 DK DK13700700.1T patent/DK2761170T3/en active
- 2013-01-15 BR BR112014017906A patent/BR112014017906A8/pt not_active Application Discontinuation
- 2013-01-15 EP EP13700700.1A patent/EP2761170B1/en not_active Revoked
Also Published As
Publication number | Publication date |
---|---|
CN104066976A (zh) | 2014-09-24 |
EP2761170A1 (en) | 2014-08-06 |
DK2761170T3 (en) | 2017-05-15 |
KR20140124797A (ko) | 2014-10-27 |
JP2015505008A (ja) | 2015-02-16 |
BR112014017906A2 (ja) | 2017-06-20 |
US20130189116A1 (en) | 2013-07-25 |
US9920741B2 (en) | 2018-03-20 |
CA2862327A1 (en) | 2013-08-01 |
EP2761170B1 (en) | 2017-03-08 |
JP6053825B2 (ja) | 2016-12-27 |
BR112014017906A8 (pt) | 2017-07-11 |
WO2013110527A1 (en) | 2013-08-01 |
CN104066976B (zh) | 2018-01-19 |
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