IN2014DE00779A - - Google Patents

Info

Publication number
IN2014DE00779A
IN2014DE00779A IN779DE2014A IN2014DE00779A IN 2014DE00779 A IN2014DE00779 A IN 2014DE00779A IN 779DE2014 A IN779DE2014 A IN 779DE2014A IN 2014DE00779 A IN2014DE00779 A IN 2014DE00779A
Authority
IN
India
Prior art keywords
spring
latch
deploying
air deflector
gear
Prior art date
Application number
Other languages
English (en)
Inventor
Everett Brooks Peter
Floyd Miller Myron
Jay Green Thomas
Original Assignee
Frontier Wind Llc
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 Frontier Wind Llc filed Critical Frontier Wind Llc
Publication of IN2014DE00779A publication Critical patent/IN2014DE00779A/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
    • 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
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • 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
    • 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
    • F03D7/0256—Stall control
    • 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
    • F03D7/0264—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for stopping; controlling in emergency situations
    • 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
    • F05B2240/305—Flaps, slats or spoilers
    • F05B2240/3052—Flaps, slats or spoilers adjustable
    • 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
    • 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
    • F05B2270/00—Control
    • F05B2270/10—Purpose of the control system
    • F05B2270/107—Purpose of the control system to cope with emergencies
    • F05B2270/1071—Purpose of the control system to cope with emergencies in particular sudden load loss
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Wind Motors (AREA)
  • Air-Flow Control Members (AREA)
IN779DE2014 2013-03-15 2014-03-15 IN2014DE00779A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/831,956 US20140271212A1 (en) 2013-03-15 2013-03-15 Failsafe system for load compensating device

Publications (1)

Publication Number Publication Date
IN2014DE00779A true IN2014DE00779A (fr) 2015-06-12

Family

ID=50241252

Family Applications (1)

Application Number Title Priority Date Filing Date
IN779DE2014 IN2014DE00779A (fr) 2013-03-15 2014-03-15

Country Status (8)

Country Link
US (1) US20140271212A1 (fr)
EP (1) EP2778398A3 (fr)
JP (1) JP2014181711A (fr)
KR (1) KR20140113502A (fr)
AU (1) AU2014201460A1 (fr)
BR (1) BR102014006359A2 (fr)
CA (1) CA2845461A1 (fr)
IN (1) IN2014DE00779A (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150361951A1 (en) * 2014-06-17 2015-12-17 Siemens Energy, Inc. Pressure side stall strip for wind turbine blade
US10626846B2 (en) * 2016-11-17 2020-04-21 General Electric Company System for wind turbine blade actuation
US11014652B1 (en) 2018-05-03 2021-05-25 Ardura, Inc. Active lift control device and method
CN110374795B (zh) * 2019-07-02 2024-03-29 中国大唐集团新能源科学技术研究院有限公司 可伸缩风力机叶片
US11672243B2 (en) 2021-02-24 2023-06-13 Timothy Just Wildlife deterring windmill
US11278021B1 (en) 2021-02-24 2022-03-22 Timothy Just Wildlife deterring windmill

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE8203721L (sv) * 1982-06-15 1983-12-16 Nils Eric Staffan Engstrom Regleranordning for en vindturbins blad
WO1985004930A1 (fr) * 1984-04-26 1985-11-07 Sir Henry Lawson-Tancred, Sons & Co Ltd Pales d'eolienne
US4691880A (en) * 1985-11-14 1987-09-08 Grumman Aerospace Corporation Torsion spring powered missile wing deployment system
JPH061618B2 (ja) * 1986-03-31 1994-01-05 ティアツク株式会社 デイスク装置
GB2227286A (en) * 1989-01-17 1990-07-25 Howden Wind Turbines Limited Control of a wind turbine and adjustable blade therefor
JP2769447B2 (ja) * 1995-05-19 1998-06-25 シーケーディ株式会社 緊急遮断弁
JP3498838B2 (ja) * 1999-11-01 2004-02-23 川崎重工業株式会社 フラップ支持機構およびフラップ付ロータブレード
WO2003091570A1 (fr) * 2002-04-26 2003-11-06 General Electric Company Dispositif de reglage d'une pale de rotor d'une eolienne
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
US8192161B2 (en) * 2008-05-16 2012-06-05 Frontier Wind, Llc. Wind turbine with deployable air deflectors
US8267654B2 (en) 2008-05-16 2012-09-18 Frontier Wind, Llc Wind turbine with gust compensating air deflector
US8714925B2 (en) * 2009-05-20 2014-05-06 Deka Products Limited Partnership Centrifugally driven aerodynamic rotor blade brake assembly
US20110223022A1 (en) * 2011-01-28 2011-09-15 General Electric Company Actuatable surface features for wind turbine rotor blades
US8444384B2 (en) * 2011-08-25 2013-05-21 General Electric Company Rotor blade assembly and method for adjusting loading capability of rotor blade
US20120141271A1 (en) * 2011-09-13 2012-06-07 General Electric Company Actuatable spoiler assemblies for wind turbine rotor blades
US20120134814A1 (en) * 2011-10-27 2012-05-31 General Electric Company Wind turbine rotor blade with fail-safe air brake flaps
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

Also Published As

Publication number Publication date
JP2014181711A (ja) 2014-09-29
CA2845461A1 (fr) 2014-09-15
US20140271212A1 (en) 2014-09-18
KR20140113502A (ko) 2014-09-24
EP2778398A2 (fr) 2014-09-17
EP2778398A3 (fr) 2018-03-07
AU2014201460A1 (en) 2014-10-02
BR102014006359A2 (pt) 2015-04-14

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