BRPI0913066A2 - lâmina de rotor com absorvedor de radar integrado para uma central eólica - Google Patents

lâmina de rotor com absorvedor de radar integrado para uma central eólica

Info

Publication number
BRPI0913066A2
BRPI0913066A2 BRPI0913066A BRPI0913066A BRPI0913066A2 BR PI0913066 A2 BRPI0913066 A2 BR PI0913066A2 BR PI0913066 A BRPI0913066 A BR PI0913066A BR PI0913066 A BRPI0913066 A BR PI0913066A BR PI0913066 A2 BRPI0913066 A2 BR PI0913066A2
Authority
BR
Brazil
Prior art keywords
rotor blade
wind farm
integrated radar
radar absorber
absorber
Prior art date
Application number
BRPI0913066A
Other languages
English (en)
Inventor
Andreas Frye
Joachim Bettermann
Original Assignee
Eads Deutschland Gmbh
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 Eads Deutschland Gmbh filed Critical Eads Deutschland Gmbh
Publication of BRPI0913066A2 publication Critical patent/BRPI0913066A2/pt
Publication of BRPI0913066B1 publication Critical patent/BRPI0913066B1/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/88—Radar or analogous systems specially adapted for specific applications
    • 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
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0675—Rotors characterised by their construction elements 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • 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
    • F03D80/00—Details, components or accessories not provided for in groups F03D1/00 - F03D17/00
    • F03D80/10—Arrangements for warning air traffic
    • 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
    • F05B2260/99—Radar absorption
    • 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
    • F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
    • F05B2280/6003—Composites; e.g. fibre-reinforced
    • 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
    • F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
    • F05B2280/6011—Coating
    • 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
    • F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
    • F05B2280/6013—Fibres
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2253/00—Other material characteristics; Treatment of material
    • F05C2253/04—Composite, e.g. fibre-reinforced
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2253/00—Other material characteristics; Treatment of material
    • F05C2253/12—Coating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05C—INDEXING SCHEME RELATING TO MATERIALS, MATERIAL PROPERTIES OR MATERIAL CHARACTERISTICS FOR MACHINES, ENGINES OR PUMPS OTHER THAN NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES
    • F05C2253/00—Other material characteristics; Treatment of material
    • F05C2253/16—Fibres
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • 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)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Wind Motors (AREA)
BRPI0913066-7A 2008-05-21 2009-05-16 lâmina de rotor com absorvedor de radar integrado para uma central eólica BRPI0913066B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102008024644.1 2008-05-21
DE102008024644.1A DE102008024644B4 (de) 2008-05-21 2008-05-21 Rotorblatt mit darin integriertem Radarabsorber für eine Windkraftanlage
PCT/DE2009/000689 WO2009140949A1 (de) 2008-05-21 2009-05-16 Rotorblatt mit darin integriertem radarabsorber für eine windkraftanlage

Publications (2)

Publication Number Publication Date
BRPI0913066A2 true BRPI0913066A2 (pt) 2015-10-13
BRPI0913066B1 BRPI0913066B1 (pt) 2020-10-20

Family

ID=41253691

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0913066-7A BRPI0913066B1 (pt) 2008-05-21 2009-05-16 lâmina de rotor com absorvedor de radar integrado para uma central eólica

Country Status (7)

Country Link
US (2) US8932025B2 (pt)
EP (1) EP2297815B1 (pt)
BR (1) BRPI0913066B1 (pt)
DE (1) DE102008024644B4 (pt)
DK (1) DK2297815T3 (pt)
ES (1) ES2650805T3 (pt)
WO (1) WO2009140949A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110020110A1 (en) * 2008-10-06 2011-01-27 Flodesign Wind Turbine Corporation Wind turbine with reduced radar signature
GB0907010D0 (en) 2009-04-23 2009-06-03 Vestas Wind Sys As Improvements in or relating to composite structures
GB0907009D0 (en) 2009-04-23 2009-06-03 Vestas Wind Sys As Improvements in or relating to composite structures
GB0919198D0 (en) 2009-11-02 2009-12-16 Qinetiq Ltd Wind turbine blades
GB2484941A (en) * 2010-10-26 2012-05-02 Vestas Wind Sys As Material with radar absorbing circuit analogue elements for surface application to a wind turbine component
DE102010050591A1 (de) 2010-11-05 2012-05-10 Eads Deutschland Gmbh Windpark, Windenergieanlage in einem Windpark, sowie Betriebssteuerung hierfür
EP2640177A4 (en) * 2010-11-10 2015-08-12 Korea Mach & Materials Inst ELECTROMAGNETIC WAVE ABSORBER USING SHEET WITH DIELECTRIC LOSS, METHOD FOR FORMING ELECTROMAGNETIC WAVE ABSORBER, AND ROTATING BLADE FOR WIND TURBINE COMPRISING ELECTROMAGNETIC WAVE FUNCTION USING SAID ABSORBER
DE102010053369A1 (de) * 2010-12-03 2012-02-16 Eads Deutschland Gmbh Rotorblatt für eine Windenergieanlage, sowie Kombination einer Radarstation und einer Windenergieanlage
FR2968729B1 (fr) * 2010-12-08 2013-01-04 Ineo Defense Pale d'eolienne furtive amelioree et eolienne munie d'une telle pale
EP2481918B1 (de) 2011-01-28 2015-08-26 Nordex Energy GmbH Verfahren zum Betreiben einer Windenergieanlage in einem Radarwirkungsbereich
US20130017096A1 (en) * 2011-07-13 2013-01-17 Charles Holley Reducing radar interference from wind turbines
US9140234B2 (en) 2012-01-11 2015-09-22 General Electric Company Wind turbine rotor blades with reduced radar cross sections
US9404371B1 (en) 2013-03-15 2016-08-02 Sandia Corporation Reduction of radar cross-section of a wind turbine
CN106772440B (zh) * 2017-01-12 2023-09-19 杭州赛尤新能源科技有限公司 采用变频激光测风雷达的测风***及变频控制方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2599944A (en) 1943-05-11 1952-06-10 Us Navy Absorbent body for electromagnetic waves
DE3622908A1 (de) 1986-07-08 1988-01-28 Ruppert Maritta Propeller fuer eine windkraftmaschine, sowie verfahren und vorrichtung zur herstellung
FR2748719B1 (fr) 1987-06-26 1999-05-07 Aerospatiale Pale a faible signature radar
DE3901012A1 (de) 1989-01-14 1990-07-26 Messerschmitt Boelkow Blohm Rotorblatt
DE4103458C2 (de) 1991-02-06 1994-09-01 Flachglas Ag Optisch transparentes Verglasungselement mit niedrigem Reflexionsgrad für Radarstrahlung und hohem Reflexionsgrad für IR-Strahlung
DE4216837C2 (de) 1992-05-21 1995-11-16 Daimler Benz Aerospace Ag Radartarnung für langsamfliegende rollstabilisierte Flugkörper
JP3319147B2 (ja) 1994-04-15 2002-08-26 ティーディーケイ株式会社 電波吸収体
DE4436197C2 (de) 1994-10-11 1998-09-24 Aloys Wobben Windenergieanlage mit Blitzschutzeinrichtung
DE19929081C2 (de) 1999-03-26 2002-06-13 Daimler Chrysler Ag Radarabsorbierende Verbundglasscheibe
EP1417409B2 (en) 2001-07-19 2017-04-05 Vestas Wind Systems A/S Wind turbine blade
DE102006009480B4 (de) 2006-02-27 2008-05-29 Eads Deutschland Gmbh Aerodynamisches Profil für Luftfahrzeuge und Windkraftanlagen sowie Verfahren zur Messung der Eisdicke auf einem aerodynamischen Profil
AU2007272117B2 (en) 2006-07-14 2011-08-11 Vestas Wind Systems A/S Wind turbine comprising enclosure structure formed as a faraday cage

Also Published As

Publication number Publication date
BRPI0913066B1 (pt) 2020-10-20
EP2297815A1 (de) 2011-03-23
DE102008024644A1 (de) 2009-12-03
US8932025B2 (en) 2015-01-13
ES2650805T3 (es) 2018-01-22
DE102008024644B4 (de) 2018-07-26
US20110129352A1 (en) 2011-06-02
DK2297815T3 (en) 2018-01-08
US20150153448A1 (en) 2015-06-04
EP2297815B1 (de) 2017-10-04
WO2009140949A1 (de) 2009-11-26

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: G01S 13/88 (2006.01), F03D 1/06 (2006.01), F03D 80

B25D Requested change of name of applicant approved

Owner name: AIRBUS DEFENCE AND SPACE GMBH (DE)

B25G Requested change of headquarter approved

Owner name: AIRBUS DEFENCE AND SPACE GMBH (DE)

B06F Objections, documents and/or translations needed after an examination request according art. 34 industrial property law
B06U Preliminary requirement: requests with searches performed by other patent offices: suspension of the patent application procedure
B09A Decision: intention to grant
B16A Patent or certificate of addition of invention granted

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