DK188686D0 - Vindmoelle - Google Patents

Vindmoelle

Info

Publication number
DK188686D0
DK188686D0 DK188686A DK188686A DK188686D0 DK 188686 D0 DK188686 D0 DK 188686D0 DK 188686 A DK188686 A DK 188686A DK 188686 A DK188686 A DK 188686A DK 188686 D0 DK188686 D0 DK 188686D0
Authority
DK
Denmark
Prior art keywords
windmill
Prior art date
Application number
DK188686A
Other languages
English (en)
Other versions
DK188686A (da
Inventor
Peter Mckeich Jamieson
Original Assignee
Howden James & Co Ltd
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 Howden James & Co Ltd filed Critical Howden James & Co Ltd
Publication of DK188686D0 publication Critical patent/DK188686D0/da
Publication of DK188686A publication Critical patent/DK188686A/da

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
    • 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
    • F03D7/0244—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking
    • F03D7/0252—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking with aerodynamic drag devices on 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
    • F05B2260/00—Function
    • F05B2260/90—Braking
    • F05B2260/901—Braking using aerodynamic forces, i.e. lift or drag
    • F05B2260/9011—Braking using aerodynamic forces, i.e. lift or drag of the tips of rotor 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
    • 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)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Wind Motors (AREA)
  • Magnetic Ceramics (AREA)
  • Glass Compositions (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
DK188686A 1985-04-26 1986-04-24 Vindmaelle DK188686A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP85302983A EP0200823B1 (en) 1985-04-26 1985-04-26 Wind turbine

Publications (2)

Publication Number Publication Date
DK188686D0 true DK188686D0 (da) 1986-04-24
DK188686A DK188686A (da) 1986-10-27

Family

ID=8194210

Family Applications (1)

Application Number Title Priority Date Filing Date
DK188686A DK188686A (da) 1985-04-26 1986-04-24 Vindmaelle

Country Status (6)

Country Link
US (1) US4710101A (da)
EP (1) EP0200823B1 (da)
AU (1) AU5615386A (da)
DE (1) DE3567065D1 (da)
DK (1) DK188686A (da)
ZA (1) ZA862963B (da)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2227286A (en) * 1989-01-17 1990-07-25 Howden Wind Turbines Limited Control of a wind turbine and adjustable blade therefor
US5310314A (en) * 1993-03-26 1994-05-10 Gyrodyne Company Of America, Inc. Directional control system for rotary wing aircraft
GB2308867A (en) * 1995-12-05 1997-07-09 John Arthur Howard Automatic wind turbine control
US6726439B2 (en) 2001-08-22 2004-04-27 Clipper Windpower Technology, Inc. Retractable rotor blades for power generating wind and ocean current turbines and means for operating below set rotor torque limits
US7071578B1 (en) * 2002-01-10 2006-07-04 Mitsubishi Heavy Industries, Ltd. Wind turbine provided with a controller for adjusting active annular plane area and the operating method thereof
US7131812B2 (en) * 2002-01-18 2006-11-07 Manfred Karl Brueckner Sky turbine that is mounted on a city
US20050008488A1 (en) * 2002-01-18 2005-01-13 Brueckner Manfred Karl Sky turbine that may be mounted on top of a city
US6923622B1 (en) 2002-03-07 2005-08-02 Clipper Windpower Technology, Inc. Mechanism for extendable rotor blades for power generating wind and ocean current turbines and means for counter-balancing the extendable rotor blade
US6972498B2 (en) * 2002-05-28 2005-12-06 General Electric Company Variable diameter wind turbine rotor blades
KR100467061B1 (ko) * 2002-05-31 2005-01-24 주장식 풍력발전기
KR100557716B1 (ko) * 2002-05-31 2006-03-06 주장식 다중 회전날개가 구비된 풍력발전기
US6902370B2 (en) * 2002-06-04 2005-06-07 Energy Unlimited, Inc. Telescoping wind turbine blade
US7581926B1 (en) * 2004-03-22 2009-09-01 Clipper Windpower Technology, Inc. Servo-controlled extender mechanism for extendable rotor blades for power generating wind and ocean current turbines
US7317260B2 (en) * 2004-05-11 2008-01-08 Clipper Windpower Technology, Inc. Wind flow estimation and tracking using tower dynamics
US7582977B1 (en) 2005-02-25 2009-09-01 Clipper Windpower Technology, Inc. Extendable rotor blades for power generating wind and ocean current turbines within a module mounted atop a main blade
WO2006138256A2 (en) * 2005-06-13 2006-12-28 Stealthdrive Llc In-plane airflow circulation contingency and control system
US8608441B2 (en) * 2006-06-12 2013-12-17 Energyield Llc Rotatable blade apparatus with individually adjustable blades
KR20090033905A (ko) 2006-07-21 2009-04-06 클립퍼 윈드파워 테크놀로지 인코포레이티드 신축식 로터 블레이드 구조체
CA2674306C (en) * 2007-01-05 2014-05-13 Stefano Bove Wind turbine blade with lift-regulating means in form of slots or holes
US7828523B2 (en) * 2007-03-27 2010-11-09 General Electric Company Rotor blade for a wind turbine having a variable dimension
US20090053060A1 (en) * 2007-06-06 2009-02-26 Garver Theodore M Wind turbine blade control system
US20090148290A1 (en) * 2007-06-06 2009-06-11 Garver Theodore M Wind turbine and method of operating same
US8011886B2 (en) * 2009-06-30 2011-09-06 General Electric Company Method and apparatus for increasing lift on wind turbine blade
KR20130024612A (ko) * 2011-08-31 2013-03-08 대우조선해양 주식회사 풍력 발전기용 가변형 블레이드
US9394046B2 (en) 2011-11-16 2016-07-19 Ecological Energy Company Fluid interface device as well as apparati and methods including same
DE102014211741A1 (de) 2014-06-18 2015-12-24 Wobben Properties Gmbh Rotorblatt einer Windenergieanlage, eine Windenergieanlage sowie ein Verfahren zum Betreiben einer Windenergieanlage
US10399666B2 (en) 2016-03-23 2019-09-03 Amazon Technologies, Inc. Aerial vehicle propulsion mechanism with coaxially aligned and independently rotatable propellers
US11305874B2 (en) 2016-03-23 2022-04-19 Amazon Technologies, Inc. Aerial vehicle adaptable propeller blades
US10723440B2 (en) 2016-03-23 2020-07-28 Amazon Technologies, Inc. Aerial vehicle with different propeller blade configurations
US10583914B2 (en) * 2016-03-23 2020-03-10 Amazon Technologies, Inc. Telescoping propeller blades for aerial vehicles
US10526070B2 (en) 2016-03-23 2020-01-07 Amazon Technologies, Inc. Aerial vehicle propulsion mechanism with coaxially aligned propellers
US20190093628A1 (en) * 2017-09-26 2019-03-28 Yan-Ting Lin Vertical axis wind turbine with a telescopic rotational diameter
US10683076B2 (en) 2017-10-31 2020-06-16 Coflow Jet, LLC Fluid systems that include a co-flow jet
EP3749849A1 (en) * 2018-02-05 2020-12-16 Mishra, Dishant Wind turbine system and method
US11319920B2 (en) * 2019-03-08 2022-05-03 Big Moon Power, Inc. Systems and methods for hydro-based electric power generation
WO2021016321A1 (en) 2019-07-23 2021-01-28 Gecheng Zha Fluid systems and methods that address flow separation
CN110552844B (zh) * 2019-08-29 2021-11-23 靳军 发电装置
GB2591448B (en) * 2020-01-08 2023-05-03 Introfoc Ltd System and method for improving efficiency of vertical axis wind turbines for all wind directions
EP4074959A1 (en) * 2021-04-12 2022-10-19 LM Wind Power A/S Extendable wind turbine blade

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB222845A (en) * 1923-10-04 1925-05-07 Inst Voor Aero En Hydrodynamie Improvements in or relating to bodies acting by fluid reaction for propelling, supporting and other purposes
GB252461A (en) * 1925-02-27 1926-05-27 Kurt Bilau Improvements in or relating to wind-driven prime movers
NL22407C (da) * 1927-05-21
US2135887A (en) * 1935-06-07 1938-11-08 Fairey Charles Richard Blade for airscrews and the like
US2076520A (en) * 1936-01-21 1937-04-06 L H Cutler Automatic air motor governor
US2058500A (en) * 1936-04-06 1936-10-27 Frederic C Plucker Wind propelled electric generator
US2074149A (en) * 1936-05-27 1937-03-16 Joseph H Jacobs Propeller tip centrifugal pitch control
US2148921A (en) * 1938-04-12 1939-02-28 Walter J Allen Governor mechanism
US2437659A (en) * 1943-07-19 1948-03-09 Wincharger Corp Balanced impeller structure for wind motors
US2485543A (en) * 1943-10-19 1949-10-25 Andreau Jean Edouard Power plant
FR55893E (fr) * 1944-02-14 1952-09-08 Perfectionnements apportés aux moulinets producteurs de force motrice, notamment aux éoliennes
FR1006698A (fr) * 1948-02-11 1952-04-25 Scient Et Tech Bureau Et Procédé de limitation du couple moteur des roues éoliennes et roue éolienne en comportant application
FR1516196A (fr) * 1967-01-26 1968-03-08 Perfectionnements aux hélices aériennes industrielles
US4180372A (en) * 1977-03-02 1979-12-25 Grumman Corporation Wind rotor automatic air brake
US4374631A (en) * 1981-05-21 1983-02-22 Fayette Manufacturing Corporation Windmill speed limiting system utilizing hysteresis
US4504192A (en) * 1983-09-15 1985-03-12 The United States Of America As Represented By The United States Department Of Energy Jet spoiler arrangement for wind turbine
US4557666A (en) * 1983-09-29 1985-12-10 The Boeing Company Wind turbine rotor
GB2156006B (en) * 1984-03-21 1987-11-04 Howden James & Co Ltd Wind turbine operated electrical generator system
EP0181363A1 (en) * 1984-04-26 1986-05-21 SIR HENRY LAWSON-TANCRED, SONS & COMPANY LTD. Wind turbine blades

Also Published As

Publication number Publication date
US4710101A (en) 1987-12-01
ZA862963B (en) 1986-12-30
EP0200823A1 (en) 1986-11-12
DE3567065D1 (en) 1989-02-02
DK188686A (da) 1986-10-27
AU5615386A (en) 1986-10-30
EP0200823B1 (en) 1988-12-28

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Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment