CA2425447A1 - Wind turbine blade unit - Google Patents

Wind turbine blade unit Download PDF

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Publication number
CA2425447A1
CA2425447A1 CA002425447A CA2425447A CA2425447A1 CA 2425447 A1 CA2425447 A1 CA 2425447A1 CA 002425447 A CA002425447 A CA 002425447A CA 2425447 A CA2425447 A CA 2425447A CA 2425447 A1 CA2425447 A1 CA 2425447A1
Authority
CA
Canada
Prior art keywords
blade unit
rotor hub
wind turbine
rotor
airfoil
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CA002425447A
Other languages
English (en)
French (fr)
Other versions
CA2425447C (en
Inventor
Michel J. L. Auclair
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA002425447A priority Critical patent/CA2425447C/en
Publication of CA2425447A1 publication Critical patent/CA2425447A1/en
Application granted granted Critical
Publication of CA2425447C publication Critical patent/CA2425447C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • F03D1/0633—Rotors characterised by their aerodynamic shape of the 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
    • F05B2240/20—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
CA002425447A 2003-04-17 2003-04-17 Wind turbine blade unit Expired - Fee Related CA2425447C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA002425447A CA2425447C (en) 2003-04-17 2003-04-17 Wind turbine blade unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA002425447A CA2425447C (en) 2003-04-17 2003-04-17 Wind turbine blade unit

Publications (2)

Publication Number Publication Date
CA2425447A1 true CA2425447A1 (en) 2004-10-17
CA2425447C CA2425447C (en) 2006-03-14

Family

ID=33163757

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002425447A Expired - Fee Related CA2425447C (en) 2003-04-17 2003-04-17 Wind turbine blade unit

Country Status (1)

Country Link
CA (1) CA2425447C (de)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2007105174A1 (en) 2006-03-14 2007-09-20 Tecsis Tecnologia E Sistemas Avançados Ltda Multi-element blade with aerodynamic profiles
EP2107235A1 (de) * 2008-04-02 2009-10-07 Lm Glasfiber A/S Windturbinenschaufel mit Hilfsrotorblatt
WO2009146810A2 (de) * 2008-06-03 2009-12-10 Siegfried Mickeler Rotorblatt für eine windkraftanlage sowie windkraftanlage
US20100329879A1 (en) * 2009-06-03 2010-12-30 Presz Jr Walter M Wind turbine blades with mixer lobes
US20110064582A1 (en) * 2008-05-30 2011-03-17 Ignacio Romero Sanz Wind turbine blade with high-lift devices
WO2010133649A3 (en) * 2009-05-19 2011-04-07 Vestas Wind Systems A/S A wind turbine and a blade for a wind turbine
WO2011134985A1 (en) * 2010-04-27 2011-11-03 Lm Glasfiber A/S Wind turbine blade provided with a slat assembly
CN102434384A (zh) * 2011-11-11 2012-05-02 张向增 一种水平轴风力发电机组新型复合材料叶片
EP2078852A3 (de) * 2008-01-11 2013-01-02 Siemens Aktiengesellschaft Rotorblatt einer Windenergieanlage
CN103133237A (zh) * 2011-11-21 2013-06-05 通用电气公司 用于风力涡轮机中的转子叶片的叶片延伸部
WO2014006542A3 (en) * 2012-07-05 2014-03-27 Nelson Mandela Metropolitan University Turbine arrangement
WO2014113888A1 (en) * 2013-01-22 2014-07-31 Distributed Thermal Systems Ltd. Multiple airfoil wind turbine blade assembly
WO2015171349A1 (en) * 2014-05-08 2015-11-12 Siemens Aktiengesellschaft Soiling shield for wind turbine blade
US20170022967A1 (en) * 2015-07-21 2017-01-26 Winnova Energy LLC System and method for improving efficiency of turbine airfoils
WO2017076096A1 (zh) * 2015-11-03 2017-05-11 周方 风力发电机的加强型叶片
US10253753B2 (en) 2014-09-25 2019-04-09 Winfoor Ab Rotor blade for wind turbine

Cited By (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2160511A1 (de) * 2006-03-14 2010-03-10 Tecsis Tecnologia E Sistemas Avancados Ltda Mehrelementblatt mit aerodynamischen profilen
US8647063B2 (en) 2006-03-14 2014-02-11 Tecsis Tecnologia Sistemas Avançados S.A. Multi-element blade with aerodynamic profiles
WO2007105174A1 (en) 2006-03-14 2007-09-20 Tecsis Tecnologia E Sistemas Avançados Ltda Multi-element blade with aerodynamic profiles
EP2078852A3 (de) * 2008-01-11 2013-01-02 Siemens Aktiengesellschaft Rotorblatt einer Windenergieanlage
CN102046965A (zh) * 2008-04-02 2011-05-04 Lm玻璃纤维制品有限公司 带有辅助翼面的风力涡轮机叶片
EP2107235A1 (de) * 2008-04-02 2009-10-07 Lm Glasfiber A/S Windturbinenschaufel mit Hilfsrotorblatt
WO2009121927A1 (en) * 2008-04-02 2009-10-08 Lm Glasfiber A/S A wind turbine blade with an auxiliary airfoil
US8834130B2 (en) 2008-04-02 2014-09-16 Peter Fuglsang Wind turbine blade with an auxiliary airfoil
CN102046965B (zh) * 2008-04-02 2013-04-17 Lm玻璃纤维制品有限公司 带有辅助翼面的风力涡轮机叶片
US20110064582A1 (en) * 2008-05-30 2011-03-17 Ignacio Romero Sanz Wind turbine blade with high-lift devices
WO2009146810A3 (de) * 2008-06-03 2010-11-11 Siegfried Mickeler Rotorblatt für eine windkraftanlage sowie windkraftanlage
WO2009146810A2 (de) * 2008-06-03 2009-12-10 Siegfried Mickeler Rotorblatt für eine windkraftanlage sowie windkraftanlage
US9200614B2 (en) 2009-05-19 2015-12-01 Vestas Wind Systems A/S Wind turbine and a blade for a wind turbine
CN102459874A (zh) * 2009-05-19 2012-05-16 维斯塔斯风力系统集团公司 风力涡轮机和用于风力涡轮机的叶片
CN102459874B (zh) * 2009-05-19 2014-06-04 维斯塔斯风力系统集团公司 风力涡轮机和用于风力涡轮机的叶片
WO2010133649A3 (en) * 2009-05-19 2011-04-07 Vestas Wind Systems A/S A wind turbine and a blade for a wind turbine
US20100329879A1 (en) * 2009-06-03 2010-12-30 Presz Jr Walter M Wind turbine blades with mixer lobes
US10352294B2 (en) 2010-04-27 2019-07-16 Lm Wp Patent Holding A/S Wind turbine provided with a slat assembly
WO2011134985A1 (en) * 2010-04-27 2011-11-03 Lm Glasfiber A/S Wind turbine blade provided with a slat assembly
CN102434384A (zh) * 2011-11-11 2012-05-02 张向增 一种水平轴风力发电机组新型复合材料叶片
CN103133237A (zh) * 2011-11-21 2013-06-05 通用电气公司 用于风力涡轮机中的转子叶片的叶片延伸部
CN103133237B (zh) * 2011-11-21 2017-01-18 通用电气公司 用于风力涡轮机中的转子叶片的叶片延伸部
WO2014006542A3 (en) * 2012-07-05 2014-03-27 Nelson Mandela Metropolitan University Turbine arrangement
WO2014113888A1 (en) * 2013-01-22 2014-07-31 Distributed Thermal Systems Ltd. Multiple airfoil wind turbine blade assembly
WO2015171349A1 (en) * 2014-05-08 2015-11-12 Siemens Aktiengesellschaft Soiling shield for wind turbine blade
US10253753B2 (en) 2014-09-25 2019-04-09 Winfoor Ab Rotor blade for wind turbine
US10094358B2 (en) * 2015-07-21 2018-10-09 Winnova Energy LLC Wind turbine blade with double airfoil profile
US20170022967A1 (en) * 2015-07-21 2017-01-26 Winnova Energy LLC System and method for improving efficiency of turbine airfoils
WO2017076096A1 (zh) * 2015-11-03 2017-05-11 周方 风力发电机的加强型叶片

Also Published As

Publication number Publication date
CA2425447C (en) 2006-03-14

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