IN2014DE00775A - - Google Patents

Info

Publication number
IN2014DE00775A
IN2014DE00775A IN775DE2014A IN2014DE00775A IN 2014DE00775 A IN2014DE00775 A IN 2014DE00775A IN 775DE2014 A IN775DE2014 A IN 775DE2014A IN 2014DE00775 A IN2014DE00775 A IN 2014DE00775A
Authority
IN
India
Prior art keywords
airfoil
load
determined
increase efficiency
pressure differential
Prior art date
Application number
Other languages
English (en)
Inventor
Paul BAKER Jonathan
Anthony Mayda Edward
James Rickards Erick
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 IN2014DE00775A publication Critical patent/IN2014DE00775A/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
    • 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
    • F03D7/04—Automatic control; Regulation
    • 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
    • F03D7/0224—Adjusting blade pitch
    • 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
    • F03D7/0232—Adjusting aerodynamic properties of the blades with flaps or slats
    • 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
    • F05B2260/00—Function
    • F05B2260/96—Preventing, counteracting or reducing vibration or noise
    • F05B2260/966—Preventing, counteracting or reducing vibration or noise by correcting static or dynamic imbalance
    • 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
    • F05B2270/109—Purpose of the control system to prolong engine life
    • F05B2270/1095—Purpose of the control system to prolong engine life by limiting mechanical stresses
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/301—Pressure
    • F05B2270/3015—Pressure differential
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/32—Wind speeds
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/324—Air pressure
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/325—Air temperature
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/327—Rotor or generator speeds
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/328—Blade pitch angle
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/331—Mechanical loads
    • 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
    • F05B2270/30—Control parameters, e.g. input parameters
    • F05B2270/336—Blade lift measurements
    • 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
    • F05B2270/80—Devices generating input signals, e.g. transducers, sensors, cameras or strain gauges
    • 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)
  • Control Of Positive-Displacement Air Blowers (AREA)
IN775DE2014 2013-03-15 2014-03-14 IN2014DE00775A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13/837,313 US9488157B2 (en) 2013-03-15 2013-03-15 Blade balancing

Publications (1)

Publication Number Publication Date
IN2014DE00775A true IN2014DE00775A (fr) 2015-06-19

Family

ID=50241255

Family Applications (1)

Application Number Title Priority Date Filing Date
IN775DE2014 IN2014DE00775A (fr) 2013-03-15 2014-03-14

Country Status (8)

Country Link
US (1) US9488157B2 (fr)
EP (1) EP2778402A3 (fr)
JP (1) JP2014181704A (fr)
KR (1) KR101561047B1 (fr)
AU (1) AU2014201464A1 (fr)
BR (1) BR102014006252A2 (fr)
CA (1) CA2845322C (fr)
IN (1) IN2014DE00775A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9316205B2 (en) * 2013-03-15 2016-04-19 Frontier Wind, Llc Determining loads using various sensor locations
CN104314757B (zh) * 2014-10-15 2017-03-29 国电联合动力技术有限公司 一种风力发电机组偏航控制方法及系统
EP3156644A1 (fr) * 2015-10-14 2017-04-19 Siemens Aktiengesellschaft Détermination du fléchissement d'une pale d'éolienne
CN108884813A (zh) * 2016-03-31 2018-11-23 维斯塔斯风力系统集团公司 控制风力涡轮机系统中的加热元件
DE102016117191A1 (de) * 2016-09-13 2018-03-15 fos4X GmbH Verfahren und Vorrichtung zur Ermittlung von Belastungen auf einen Turm einer Windenergieanlage
US10968888B2 (en) 2016-09-22 2021-04-06 Vestas Wind Systems A/S Method for controlling air deflectors and pitch angles of wind turbine blades
EP3667076A1 (fr) * 2018-12-13 2020-06-17 Siemens Gamesa Renewable Energy A/S Estimation de la vitesse du vent
FI129067B (en) * 2020-05-20 2021-06-15 Teknologian Tutkimuskeskus Vtt Oy Sensor, arrangement, use and method for estimating the angle of encounter
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 (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3000678A1 (de) * 1980-01-10 1981-07-16 Erno Raumfahrttechnik Gmbh, 2800 Bremen Vorrichtung zur bestimmung der windenergie zur regelung von windkraftwerken
JPS57191475A (en) * 1981-05-22 1982-11-25 Hitachi Ltd Pitch controlling mechanism for wind power generator
US5457630A (en) * 1992-11-18 1995-10-10 Aers/Midwest, Inc. System for onboard lift analysis and apparatus therefor
US6002972A (en) * 1992-11-18 1999-12-14 Aers/Midwest, Inc. Method and apparatus for measuring forces based upon differential pressure between surfaces of an aircraft
US6902370B2 (en) 2002-06-04 2005-06-07 Energy Unlimited, Inc. Telescoping wind turbine blade
CA2516477C (fr) * 2003-02-18 2009-09-29 Forskningscenter Riso Methode de commande de la charge aerodynamique d'une eolienne en fonction de la mesure de l'ecoulement local au niveau des pales
RU2358149C2 (ru) * 2004-10-09 2009-06-10 Игус-Иноувейтив Текнише Зюстеме Гмбх Способ и устройство регулирования угла диаметрального шага лопастей ротора ветросиловых установок
US8608441B2 (en) 2006-06-12 2013-12-17 Energyield Llc Rotatable blade apparatus with individually adjustable blades
US7909575B2 (en) * 2007-06-25 2011-03-22 General Electric Company Power loss reduction in turbulent wind for a wind turbine using localized sensing and control
EP2017468A1 (fr) * 2007-07-20 2009-01-21 Siemens Aktiengesellschaft Procédé pour le contrôle de lacet d'éolienne
US8192161B2 (en) * 2008-05-16 2012-06-05 Frontier Wind, Llc. Wind turbine with deployable air deflectors
US8408871B2 (en) * 2008-06-13 2013-04-02 General Electric Company Method and apparatus for measuring air flow condition at a wind turbine blade
US8137066B2 (en) * 2009-04-16 2012-03-20 Frontier Wind, Llc Pressure based load measurement
ES2393046T3 (es) * 2009-06-24 2012-12-18 Siemens Aktiengesellschaft Disposición y método para controlar la guiñada de una turbina eólica
EP2386751B1 (fr) * 2010-05-12 2016-08-17 Siemens Aktiengesellschaft Éolienne
CN103443454A (zh) * 2011-03-14 2013-12-11 通用电气公司 带有空气压力传感器的风轮机叶片
US8864462B2 (en) * 2011-03-25 2014-10-21 Frontier Wind, Llc Wind turbine load mitigation device and port configuration

Also Published As

Publication number Publication date
EP2778402A3 (fr) 2018-02-28
CA2845322C (fr) 2017-05-23
US9488157B2 (en) 2016-11-08
EP2778402A2 (fr) 2014-09-17
KR20140113515A (ko) 2014-09-24
US20140271186A1 (en) 2014-09-18
BR102014006252A2 (pt) 2014-12-16
CA2845322A1 (fr) 2014-09-15
JP2014181704A (ja) 2014-09-29
KR101561047B1 (ko) 2015-10-19
AU2014201464A1 (en) 2014-10-02

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