DK201370009A - Wind turbine rotor blades with reduced radar cross sections - Google Patents

Wind turbine rotor blades with reduced radar cross sections

Info

Publication number: DK201370009A
Authority: DK; Denmark
Prior art keywords: wind turbine; turbine rotor; radar cross; cross sections; rotor blades
Prior art date: 2012-01-11

Application number

DKPA201370009A

Other languages

English (en)

Inventor

Baucke Russel Craig

Prescott John Matthew

Walters Lesly Sue

Hilderbrand Glen David

Original Assignee

Gen Electric

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.)

2012-01-11

Filing date

2013-01-10

Publication date

2013-07-12

2013-01-10 Application filed by Gen Electric filed Critical Gen Electric

2013-07-12 Publication of DK201370009A publication Critical patent/DK201370009A/da

2016-08-08 Application granted granted Critical

2016-08-08 Publication of DK178599B1 publication Critical patent/DK178599B1/en

Links

229920000049 Carbon (fiber) Polymers 0.000 abstract 1
239000004917 carbon fiber Substances 0.000 abstract 1
239000000945 filler Substances 0.000 abstract 1
239000000463 material Substances 0.000 abstract 1
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract 1

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
- F03D1/06—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
- 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
- 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)
Wind Motors (AREA)

DKPA201370009 2012-01-11 2013-01-10 Wind turbine rotor blades with reduced radar cross sections DK178599B1 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US13/348,595 US9140234B2 (en)	2012-01-11	2012-01-11	Wind turbine rotor blades with reduced radar cross sections

Publications (2)

Publication Number	Publication Date
DK201370009A true DK201370009A (en)	2013-07-12
DK178599B1 DK178599B1 (en)	2016-08-08

Family

ID=48652729

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DKPA201370009 DK178599B1 (en)	2012-01-11	2013-01-10	Wind turbine rotor blades with reduced radar cross sections

Country Status (4)

Country	Link
US (1)	US9140234B2 (da)
BR (1)	BR102013000703B1 (da)
DE (1)	DE102013100117B4 (da)
DK (1)	DK178599B1 (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP2666615B1 (de) *	2012-05-23	2015-03-04	Nordex Energy GmbH	Verfahren zur Herstellung einer Windenergieanlagenrotorblatthalbschale bzw. eines Windenergieanlagenrotorblatts und Herstellungsform zu diesem Zweck
JP5995816B2 (ja) *	2013-10-18	2016-09-21	三菱重工業株式会社	風車翼及び風力発電装置
US9869295B2 (en) *	2015-05-07	2018-01-16	General Electric Company	Attachment method to install components, such as tip extensions and winglets, to a wind turbine blade, as well as the wind turbine blade and component
US9869296B2 (en) *	2015-05-07	2018-01-16	General Electric Company	Attachment method and system to install components, such as tip extensions and winglets, to a wind turbine blade
ES2613578B1 (es) *	2015-11-24	2018-03-12	Gamesa Innovation & Technology, S.L.	Pala de aerogenerador que comprende un sistema pararrayos equipada con material absorbente de radar
DE102016101663A1 (de) *	2016-01-29	2017-08-03	Wobben Properties Gmbh	Holmgurt und Herstellungsverfahren
CA3011493C (en)	2016-01-29	2020-07-21	Wobben Properties Gmbh	Spar cap and production method
US10626845B2 (en) *	2016-08-30	2020-04-21	King Abdulaziz University	Wind turbines with reduced electromagnetic scattering

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE252722C (da)
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
US5202701A (en) *	1991-07-23	1993-04-13	Grumman Aerospace Corporation	Low radar cross section reflector antenna
US5151222A (en)	1991-08-26	1992-09-29	Mcdonnell Douglas Corporation	Foam absorber
US20040048027A1 (en)	2002-09-06	2004-03-11	Hayes Michael W.	Honeycomb cores for aerospace applications
GB0806666D0 (en)	2008-04-11	2008-05-14	Bond Philip C	Windfarm radar clutter mitigation
DE102008024644B4 (de)	2008-05-21	2018-07-26	Airbus Defence and Space GmbH	Rotorblatt mit darin integriertem Radarabsorber für eine Windkraftanlage
US7841835B2 (en)	2009-02-20	2010-11-30	General Electric Company	Spar cap for wind turbine blades
BRPI1016244A2 (pt) *	2009-04-24	2016-04-26	Applied Nanostructured Sols	compósito de proteção contra emi infundido com cnt e revestimento.
US7927077B2 (en)	2009-07-09	2011-04-19	General Electric Company	Wind blade spar cap laminate repair
GB2473020B (en)	2009-08-27	2012-02-01	Vestas Wind Sys As	Wind turbine composite structures
GB0919198D0 (en)	2009-11-02	2009-12-16	Qinetiq Ltd	Wind turbine blades
GB2480064A (en)	2010-05-04	2011-11-09	Vestas Wind Sys As	RAM panel arrangements for a wind turbine tower

2012
- 2012-01-11 US US13/348,595 patent/US9140234B2/en active Active
2013
- 2013-01-08 DE DE102013100117.3A patent/DE102013100117B4/de active Active
- 2013-01-10 BR BR102013000703-0A patent/BR102013000703B1/pt active IP Right Grant
- 2013-01-10 DK DKPA201370009 patent/DK178599B1/en active

Also Published As

Publication number	Publication date
US20130177436A1 (en)	2013-07-11
DE102013100117B4 (de)	2022-04-21
US9140234B2 (en)	2015-09-22
BR102013000703B1 (pt)	2021-11-16
BR102013000703A2 (pt)	2015-05-19
BR102013000703A8 (pt)	2021-04-13
DK178599B1 (en)	2016-08-08
DE102013100117A1 (de)	2013-07-11

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