DK201170501A - Wind turbine rotor blade with aerodynamic winglet - Google Patents

Wind turbine rotor blade with aerodynamic winglet

Info

Publication number
DK201170501A
DK201170501A DKPA201170501A DKPA201170501A DK201170501A DK 201170501 A DK201170501 A DK 201170501A DK PA201170501 A DKPA201170501 A DK PA201170501A DK PA201170501 A DKPA201170501 A DK PA201170501A DK 201170501 A DK201170501 A DK 201170501A
Authority
DK
Denmark
Prior art keywords
winglet
main foil
rotor blade
wind turbine
seetion
Prior art date
Application number
DKPA201170501A
Other languages
English (en)
Inventor
Wang Jing
Mcgrath Edward Lee
Pesetsky David Samuel
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
Publication of DK201170501A publication Critical patent/DK201170501A/da
Application granted granted Critical
Publication of DK178342B1 publication Critical patent/DK178342B1/en

Links

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
    • 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
    • F03D7/0236—Adjusting aerodynamic properties of the blades by changing the active surface of the wind engaging parts, e.g. reefing or furling
    • 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
    • F05B2240/307—Blade tip, e.g. winglets
    • 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
    • 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)
DK201170501A 2010-09-15 2011-09-13 Wind turbine rotor blade with aerodynamic winglet DK178342B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88242310 2010-09-15
US12/882,423 US8029241B2 (en) 2010-09-15 2010-09-15 Wind turbine rotor blade with aerodynamic winglet

Publications (2)

Publication Number Publication Date
DK201170501A true DK201170501A (en) 2012-03-16
DK178342B1 DK178342B1 (en) 2015-12-21

Family

ID=44143131

Family Applications (1)

Application Number Title Priority Date Filing Date
DK201170501A DK178342B1 (en) 2010-09-15 2011-09-13 Wind turbine rotor blade with aerodynamic winglet

Country Status (4)

Country Link
US (1) US8029241B2 (da)
CN (1) CN102400845B (da)
DE (1) DE102011053404B4 (da)
DK (1) DK178342B1 (da)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2123556T3 (pl) * 2008-05-22 2011-04-29 Agusta Spa Łopatka śmigła ogonowego śmigłowca
US8328516B2 (en) * 2009-09-29 2012-12-11 General Electric Company Systems and methods of assembling a rotor blade extension for use in a wind turbine
US8672631B2 (en) * 2010-08-31 2014-03-18 Hamilton Sundstrand Corporation Articulated wind turbine blades
PT105445B (pt) * 2010-12-22 2013-06-11 Univ Da Beira Interior Pás de forma ajustável de turbinas de rotor vertical
CN102305167B (zh) * 2011-07-07 2014-03-19 安义 水流源与气流源动力子母舵叶片元
GB2493166A (en) * 2011-07-26 2013-01-30 Khalil Abu Al-Rubb Sail-type turbine blade with buoyant structure, adjustable tip, flexible reinforcement, tip cap and uncovered non-working parts
US20120027595A1 (en) * 2011-08-09 2012-02-02 General Electric Company Pitchable winglet for a wind turbine rotor blade
US8491262B2 (en) * 2011-10-27 2013-07-23 General Electric Company Method for shut down of a wind turbine having rotor blades with fail-safe air brakes
WO2013083130A1 (en) * 2011-12-09 2013-06-13 Vestas Wind Systems A/S Wind turbine including blades with suction side winglet
US9086053B2 (en) 2012-03-30 2015-07-21 General Electric Company Enhanced wind turbine blade
GB2504552A (en) * 2012-08-03 2014-02-05 Richard Alan Sturt Wind turbine with folding blades
WO2014064088A1 (en) * 2012-10-22 2014-05-01 New World Energy Enterprises Ltd A turbine blade system
ITPD20120369A1 (it) 2012-12-06 2014-06-07 Vortex Energy S R L Turbina eolica ad asse verticale e pala per turbina eolica ad asse verticale
CN103016276B (zh) * 2012-12-07 2015-01-21 清华大学 用于大型风力发电机的两段式倾斜折叠叶片装置
US9399919B2 (en) 2012-12-31 2016-07-26 General Electric Company Extension tip sleeve for wind turbine blade
GB201301680D0 (en) * 2013-01-31 2013-03-13 Airbus Uk Ltd Downwardly extending wing tip device
CN103147934B (zh) * 2013-03-14 2015-03-11 江苏新誉重工科技有限公司 一种可自毁叶尖的风力发电机组叶片及控制方法
US9366224B2 (en) 2013-06-27 2016-06-14 General Electric Company Wind turbine blade and method of fabricating the same
DK3177838T3 (en) 2014-08-05 2021-04-12 Biomerenewables Inc Fluid-redirecting structure
CN106574603B (zh) * 2014-08-05 2019-12-24 瑞安·丘奇 具有适于横穿流体环境的刚性小翼的结构
ES2848858T3 (es) 2014-08-05 2021-08-12 Biomerenewables Inc Pala de rotor de turbinas eólicas
US10106251B2 (en) * 2014-09-15 2018-10-23 Bell Helicopter Textron Inc. Variable anhedral tip rotor blade
DK178313B1 (en) * 2014-12-09 2015-11-30 Envision Energy Denmark Aps Wind turbine blade with air leakage protection
US10370098B1 (en) 2015-12-18 2019-08-06 Amazon Technologies, Inc. Adjustable propeller blade with sound flaps
US9592910B1 (en) * 2015-12-18 2017-03-14 Amazon Technologies, Inc. Geometrically reconfigurable propellers
US10287006B1 (en) 2015-12-18 2019-05-14 Amazon Technologies, Inc. Adjustable propeller blades for sound control
EP3333416A1 (en) * 2016-12-07 2018-06-13 LM WP Patent Holding A/S A wind turbine blade comprising two blade parts and an aero-dynamic sleeve
US11215161B2 (en) 2017-11-13 2022-01-04 Wichita State University Retrofit winglets for wind turbines
DE102017129708B4 (de) * 2017-12-13 2022-05-12 cp.max Rotortechnik GmbH & Co. KG Hinterkantenklappe für ein Rotorblatt
CN108327892B (zh) * 2017-12-30 2024-04-09 镇江同舟螺旋桨有限公司 稍部折翼型螺旋桨叶片稍部造型方法
CN108266313A (zh) * 2018-02-27 2018-07-10 青岛华创风能有限公司 一种低气动噪声风电机组
US11149709B2 (en) * 2018-09-24 2021-10-19 General Electric Company Method to reduce noise and vibration in a jointed wind turbine blade, and associated wind turbine blade
EP4055269A1 (en) * 2019-11-07 2022-09-14 Vestas Wind Systems A/S Pivot angle control of blades of a wind turbine with hinged blades
AT524720A1 (de) * 2021-01-22 2022-08-15 Schmidt Michael Rotorblatt für eine Windkraftanlage
RU208745U1 (ru) * 2021-08-02 2022-01-11 Федеральное государственное автономное образовательное учреждение высшего образования «Дальневосточный федеральный университет» (ДВФУ) Лопасть ветродвигателя

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3150715A1 (de) * 1981-12-22 1983-06-30 Erno-Raumfahrttechnik Gmbh, 2800 Bremen "rotorblattausbildung"
DE4032614A1 (de) 1990-09-27 1992-06-04 Schubert Werner Turbine fuer windkraftwerke
DE29723456U1 (de) * 1997-09-02 1998-10-22 Hafner Felix Adaptiver Rotor für Windkraftanlagen
US6972498B2 (en) 2002-05-28 2005-12-06 General Electric Company Variable diameter wind turbine rotor blades
JP2004084590A (ja) * 2002-08-28 2004-03-18 Mitsubishi Heavy Ind Ltd ウイングレット付き風車
DE102005028688A1 (de) 2005-05-19 2006-11-30 Airbus Deutschland Gmbh Konzept eines variablen Winglets zur lateralen Lastenreduktion zur kombinierten lateralen und vertikalen Lastenreduktion und zur Performanceverbesserung von Fortbewegungsmitteln
JP4730704B2 (ja) * 2005-05-31 2011-07-20 東京電力株式会社 ブレード構造
DK200500899A (da) 2005-06-17 2006-12-18 Lm Glasfiber As Vinge med hængslet vingetip
GB2456716B (en) 2006-11-27 2011-05-11 Lm Glasfiber As Pitch of blades on a wind power plant
MX2009006076A (es) 2006-12-22 2009-08-13 Vestas Wind Sys As Turbina eolica con aspas para rotor equipada con aletillas y aspas para el rotor.
US8221078B2 (en) * 2009-04-15 2012-07-17 Frontier Wind, Llc Methods and system for providing power and signals in a turbine
US20100135806A1 (en) * 2009-06-22 2010-06-03 General Electric Company Hinged wind turbine blade tips
CN101749193B (zh) * 2009-12-09 2012-09-26 韩建景 可设定启动风速的高效风力发电机及其叶片

Also Published As

Publication number Publication date
DE102011053404A1 (de) 2012-04-26
US20110142642A1 (en) 2011-06-16
DE102011053404B4 (de) 2023-04-27
CN102400845B (zh) 2016-08-10
CN102400845A (zh) 2012-04-04
US8029241B2 (en) 2011-10-04
DK178342B1 (en) 2015-12-21

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