CA2832009A1 - Diffuser augmented wind turbines - Google Patents

Diffuser augmented wind turbines Download PDF

Info

Publication number
CA2832009A1
CA2832009A1 CA2832009A CA2832009A CA2832009A1 CA 2832009 A1 CA2832009 A1 CA 2832009A1 CA 2832009 A CA2832009 A CA 2832009A CA 2832009 A CA2832009 A CA 2832009A CA 2832009 A1 CA2832009 A1 CA 2832009A1
Authority
CA
Canada
Prior art keywords
diffuser
wind turbine
ring
turbine
rings
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.)
Abandoned
Application number
CA2832009A
Other languages
English (en)
French (fr)
Inventor
Ben David WOOD
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.)
Anakata Wind Power Resources SARL
Original Assignee
Anakata Wind Power Resources SARL
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 Anakata Wind Power Resources SARL filed Critical Anakata Wind Power Resources SARL
Publication of CA2832009A1 publication Critical patent/CA2832009A1/en
Abandoned 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 
    • F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors
    • 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 
    • F03D1/02—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors
    • F03D1/025—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having a plurality of rotors coaxially arranged
    • 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 
    • F03D1/04—Wind motors with rotation axis substantially parallel to the air flow entering the rotor  having stationary wind-guiding means, e.g. with shrouds or channels
    • 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
    • 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
    • F03D1/0625—Rotors characterised by their aerodynamic shape of the whole rotor, i.e. form features of the rotor unit
    • 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
    • F05B2210/00—Working fluid
    • F05B2210/30—Flow characteristics
    • 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
    • F05B2240/10—Stators
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • F05B2240/122—Vortex generators, turbulators, or the like, for mixing
    • 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
    • F05B2240/10—Stators
    • F05B2240/12—Fluid guiding means, e.g. vanes
    • F05B2240/124—Cascades, i.e. assemblies of similar profiles acting in parallel
    • 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
    • F05B2240/10—Stators
    • F05B2240/13—Stators to collect or cause flow towards or away from turbines
    • F05B2240/132—Stators to collect or cause flow towards or away from turbines creating a vortex or tornado effect
    • 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
    • F05B2240/10—Stators
    • F05B2240/13—Stators to collect or cause flow towards or away from turbines
    • F05B2240/133—Stators to collect or cause flow towards or away from turbines with a convergent-divergent guiding structure, e.g. a Venturi conduit
    • 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
    • F05B2240/306—Surface measures
    • F05B2240/3062—Vortex generators
    • 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
    • F05B2240/00—Components
    • F05B2240/20—Rotors
    • F05B2240/33—Shrouds which are part of or which are rotating with the rotor
    • 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
    • F05B2240/40—Use of a multiplicity of similar components
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/92—Mounting on supporting structures or systems on an airbourne structure
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/93—Mounting on supporting structures or systems on a structure floating on a liquid surface
    • 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
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/95—Mounting on supporting structures or systems offshore
    • 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
    • F05B2280/00—Materials; Properties thereof
    • F05B2280/50—Intrinsic material properties or characteristics
    • F05B2280/5001—Elasticity
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/30—Wind power
    • 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
    • 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
    • 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
    • Y02E10/727—Offshore wind turbines

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)
CA2832009A 2011-04-21 2012-04-20 Diffuser augmented wind turbines Abandoned CA2832009A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB1106823.6A GB2490170B (en) 2011-04-21 2011-04-21 A horizontal axis wind turbine with diffuser
GB1106823.6 2011-04-21
PCT/GB2012/050885 WO2012143734A1 (en) 2011-04-21 2012-04-20 Diffuser augmented wind turbines

Publications (1)

Publication Number Publication Date
CA2832009A1 true CA2832009A1 (en) 2012-10-26

Family

ID=44147404

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2832009A Abandoned CA2832009A1 (en) 2011-04-21 2012-04-20 Diffuser augmented wind turbines

Country Status (9)

Country Link
US (1) US9567970B2 (OSRAM)
EP (1) EP2699796B1 (OSRAM)
JP (1) JP2014514500A (OSRAM)
KR (1) KR20140040714A (OSRAM)
AU (1) AU2012246089A1 (OSRAM)
CA (1) CA2832009A1 (OSRAM)
GB (1) GB2490170B (OSRAM)
WO (1) WO2012143734A1 (OSRAM)
ZA (1) ZA201307512B (OSRAM)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8668433B2 (en) * 2005-12-22 2014-03-11 Kevin L. Friesth Multi-turbine airflow amplifying generator
US9297714B2 (en) 2013-03-05 2016-03-29 Rosemount Aerospace Inc. Air data probes
US9341533B2 (en) 2013-03-05 2016-05-17 Rosemount Aerospace Inc. Air data probes
DE102013012711B4 (de) * 2013-08-01 2017-10-19 Rolf Mohl Turbinenvorrichtung sowie deren Herstellung und Verwendung
CA2891064C (en) * 2014-05-20 2023-04-18 Charles Jae Doolittle Air data probes
EP3311025A1 (en) * 2015-06-18 2018-04-25 New World Energy Enterprises Limited A wind turbine with rotating augmentor
US10612515B2 (en) 2015-06-25 2020-04-07 Dme Wind Energy Corporation Vertical axis wind turbine
KR101663597B1 (ko) * 2016-04-22 2016-10-07 주식회사 웨스텍 확산관을 이용한 고효율 풍력발전기
US10066597B2 (en) * 2016-12-14 2018-09-04 Thunderbird Power Corp Multiple-blade wind machine with shrouded rotors
JP6919874B2 (ja) * 2016-12-19 2021-08-18 グエン チー カンパニー リミテッド 空気圧縮装置
US12570391B2 (en) 2017-08-10 2026-03-10 Paul NEISER Apparatus and method for fluid manipulation
US12270301B2 (en) 2017-08-10 2025-04-08 Paul NEISER System and method for fluid manipulation
CN110719873B (zh) 2017-08-10 2024-03-29 保罗·奈瑟 用于流体操纵的装置和方法
DE102018124084A1 (de) * 2018-09-28 2020-04-02 Wobben Properties Gmbh Verfahren zum Betreiben einer Windenergieanlage, Windenergieanlage und Windpark
EP3867147A1 (en) * 2018-10-22 2021-08-25 Neiser, Paul System and method for fluid manipulation
WO2021001802A1 (en) * 2019-07-03 2021-01-07 Nemat Keramat Siavash A wind turbine augmented by a diffuser with a variable geometry
KR102335566B1 (ko) * 2020-06-26 2021-12-07 주식회사 씨엔스카이텍 일체형 회전체의 고출력 발전 와류풍차장치
AT523720B1 (de) * 2020-06-29 2021-11-15 Schmidt Michael Turbine für eine Windenergieanlage und eine Windenergieanlage
US11994041B2 (en) 2021-10-04 2024-05-28 General Electric Company Advanced aero diffusers for turbine frames and outlet guide vanes

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1007883A (fr) 1948-04-10 1952-05-12 Scient Et Tech Bureau Et Installation éolienne pour exploitation isolée
DE804090C (de) * 1949-02-13 1951-04-16 Paul Duemmel Windkraftmotor
US4075500A (en) 1975-08-13 1978-02-21 Grumman Aerospace Corporation Variable stator, diffuser augmented wind turbine electrical generation system
DE2852554C2 (de) * 1978-12-05 1983-01-20 Alberto 8131 Berg Kling Rotor für eine Strömungsmaschine
US4720640A (en) 1985-09-23 1988-01-19 Turbostar, Inc. Fluid powered electrical generator
DE9013099U1 (de) * 1990-09-14 1991-11-07 Moser, Josef, 8058 Pretzen Rotor
RU2136958C1 (ru) 1998-05-14 1999-09-10 Малышкин Виктор Михайлович Ветроэнергетическое устройство с пневматической передачей мощности и способ пневматической передачи мощности в ветроприемных устройствах
GB0306075D0 (en) * 2003-03-18 2003-04-23 Renewable Devices Ltd Wind turbine
US7218011B2 (en) 2003-04-16 2007-05-15 Composite Support & Solutions, Inc. Diffuser-augmented wind turbine
US7220096B2 (en) * 2004-03-16 2007-05-22 Tocher Angus J Habitat friendly, multiple impellor, wind energy extraction
WO2008043367A1 (fr) 2006-10-12 2008-04-17 Vadim Konstantinovich Gorin Éolienne aérodynamique
JP4939252B2 (ja) * 2007-02-14 2012-05-23 株式会社ベルシオン 風水力発電機
WO2009076479A2 (en) * 2007-12-10 2009-06-18 V Squared Wind, Inc. Modular array fluid flow energy conversion facility
WO2010036678A1 (en) 2008-09-23 2010-04-01 Flodesign Wind Turbine Corporation Turbine with mixers and ejectors
WO2010005289A2 (en) * 2008-07-11 2010-01-14 Donqi Quandary Innovations Bv Wind turbine with di ffuser
CA2736461A1 (en) * 2008-09-08 2010-03-11 Flodesign Wind Turbine Corporation Inflatable wind turbine
GB0908355D0 (en) 2009-05-15 2009-06-24 Bailey Ralph Peter S Wind turbine diffuser

Also Published As

Publication number Publication date
EP2699796B1 (en) 2018-11-21
WO2012143734A1 (en) 2012-10-26
US20140044535A1 (en) 2014-02-13
GB2490170A (en) 2012-10-24
AU2012246089A1 (en) 2013-10-24
EP2699796A1 (en) 2014-02-26
GB201106823D0 (en) 2011-06-01
GB2490170B (en) 2014-06-11
ZA201307512B (en) 2014-11-26
JP2014514500A (ja) 2014-06-19
KR20140040714A (ko) 2014-04-03
US9567970B2 (en) 2017-02-14

Similar Documents

Publication Publication Date Title
US9567970B2 (en) Wind turbines augmented with rotating diffusers
US9512817B2 (en) Diffuser augmented wind turbines
CN102116252B (zh) 用于增加风力涡轮机叶片上的升力的方法和装置
US8461713B2 (en) Adaptive control ducted compound wind turbine
US8829706B1 (en) Adaptive control ducted compound wind turbine
US20110008164A1 (en) Wind turbine
EP3177838B1 (en) Fluid-redirecting structure
WO2008118405A2 (en) Wind turbine with mixers and ejectors
AU2012339597B2 (en) Wind turbine
US20150300183A1 (en) Fluid Turbine With Turbine Shroud And Ejector Shroud Coupled With High Thrust-Coefficient Rotor
US20150192105A1 (en) Rotors for extracting energy from wind and hydrokinetic sources
US10280895B1 (en) Fluid turbine semi-annular delta-airfoil and associated rotor blade dual-winglet design
US10151302B2 (en) Compact wind power generation system
DK202370542A1 (en) Wind turbine blades and wind turbine systems that include a co-flow jet
CN112912613B (zh) 风力涡轮机
CN112703314B (zh) 具有带空气动力学特性的叶片承载结构的风力涡轮机
El-Feky Flow Control over Traditional and Nontraditional Wind Turbine Blades
JP2020186697A (ja) 風車用ブレード及び風力発電装置

Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20170420