FI944650A - Tuuliturbiini - Google Patents

Tuuliturbiini Download PDF

Info

Publication number
FI944650A
FI944650A FI944650A FI944650A FI944650A FI 944650 A FI944650 A FI 944650A FI 944650 A FI944650 A FI 944650A FI 944650 A FI944650 A FI 944650A FI 944650 A FI944650 A FI 944650A
Authority
FI
Finland
Prior art keywords
wind turbine
turbine
wind
Prior art date
Application number
FI944650A
Other languages
English (en)
Swedish (sv)
Other versions
FI944650A0 (fi
Inventor
Antonius G M Dassen
Franklin Hagg
Original Assignee
Stork Prod Eng
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 Stork Prod Eng filed Critical Stork Prod Eng
Publication of FI944650A0 publication Critical patent/FI944650A0/fi
Publication of FI944650A publication Critical patent/FI944650A/fi

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
    • F03D1/00—Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06—Rotors
    • F03D1/0608—Rotors characterised by their aerodynamic shape
    • 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
    • F05B2250/00—Geometry
    • F05B2250/10—Geometry two-dimensional
    • F05B2250/18—Geometry two-dimensional patterned
    • F05B2250/183—Geometry two-dimensional patterned zigzag
    • 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)
  • 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)
FI944650A 1993-11-04 1994-10-05 Tuuliturbiini FI944650A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL9301910A NL9301910A (nl) 1993-11-04 1993-11-04 Windturbine.

Publications (2)

Publication Number Publication Date
FI944650A0 FI944650A0 (fi) 1994-10-05
FI944650A true FI944650A (fi) 1995-05-05

Family

ID=19863095

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944650A FI944650A (fi) 1993-11-04 1994-10-05 Tuuliturbiini

Country Status (6)

Country Link
US (1) US5533865A (fi)
EP (1) EP0652367A1 (fi)
CN (1) CN1110368A (fi)
FI (1) FI944650A (fi)
NL (1) NL9301910A (fi)
NO (1) NO943757L (fi)

Families Citing this family (125)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19614420C2 (de) * 1996-04-12 2003-05-22 Aloys Wobben Rotorblatt und Windenergieanlage mit einem Rotorblatt
DE19738278A1 (de) * 1997-09-02 1999-03-04 Felix Hafner Adaptiver Rotor für Windkraftanlagen
FR2783885B1 (fr) * 1998-09-25 2001-07-27 Geco As Structure portante a tourbillon marginal reduit
MXPA01005649A (es) 1998-12-09 2003-07-14 Aloys Wobben Reduccion del ruido de un alabe de rotor para una turbina de viento.
US6471157B1 (en) * 1999-03-22 2002-10-29 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Device and method for reducing aircraft noise
BR0003706A (pt) * 2000-05-30 2002-02-13 Tecsis Tecnologia E Sist S Ava Pá para ventilador axial de baixo ruìdo e alta eficiência
ITMI20010060A1 (it) * 2001-01-15 2002-07-15 S M C Searunner Motorboat Comp Dispositivo per diminuire la resistenza d'avanzamento sull'acqua di un motoscafo
US6733240B2 (en) * 2001-07-18 2004-05-11 General Electric Company Serrated fan blade
US7059833B2 (en) * 2001-11-26 2006-06-13 Bonus Energy A/S Method for improvement of the efficiency of a wind turbine rotor
EP1338793A3 (en) * 2002-02-22 2010-09-01 Mitsubishi Heavy Industries, Ltd. Serrated wind turbine blade trailing edge
US6939108B2 (en) * 2003-01-06 2005-09-06 Mechanization Systems Company, Inc. Cooling fan with reinforced blade
DE10317509A1 (de) * 2003-04-16 2004-11-18 Daimlerchrysler Ag Fahrtwindbeaufschlagte Kante eines Kraftfahrzeug-Bauteiles
DE10340978B4 (de) * 2003-09-05 2008-09-18 Moosdorf, Reinhard W. Kunstfaserelement für Rotorblätter
DE102005019905B4 (de) * 2005-04-29 2012-12-06 Nordex Energy Gmbh Rotorblatt für eine Windenergieanlage
US7637721B2 (en) * 2005-07-29 2009-12-29 General Electric Company Methods and apparatus for producing wind energy with reduced wind turbine noise
ES2318925B1 (es) * 2005-09-22 2010-02-11 GAMESA INNOVATION & TECHNOLOGY, S.L. Aerogenerador con un rotor de palas que reduce el ruido.
US7458777B2 (en) * 2005-09-22 2008-12-02 General Electric Company Wind turbine rotor assembly and blade having acoustic flap
DE102005051931B4 (de) * 2005-10-29 2007-08-09 Nordex Energy Gmbh Rotorblatt für Windkraftanlagen
EP1801422B1 (de) * 2005-12-22 2013-06-12 Ziehl-Abegg AG Ventilator und Ventilatorflügel
NL1031223C1 (nl) * 2006-02-23 2007-08-24 Stichting Nationaal Lucht En R Reductie van windturbinegeluid door borstels op de achterrand van de bladen.
JP4973249B2 (ja) * 2006-03-31 2012-07-11 ダイキン工業株式会社 多翼ファン
GB0606890D0 (en) * 2006-04-05 2006-05-17 Imp College Innovations Ltd Fluid flow modification apparatus
US7955055B1 (en) 2006-04-14 2011-06-07 Macroair Technologies, Inc. Safety retaining system for large industrial fan
ES2310958B1 (es) * 2006-09-15 2009-11-10 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador optimizada.
US20080166241A1 (en) * 2007-01-04 2008-07-10 Stefan Herr Wind turbine blade brush
US7918653B2 (en) 2007-02-07 2011-04-05 General Electric Company Rotor blade trailing edge assemby and method of use
US7413408B1 (en) * 2007-02-22 2008-08-19 Samuel B Tafoya Vibration-reducing and noise-reducing spoiler for helicopter rotors, aircraft wings, propellers, and turbine blades
ES2345583B1 (es) 2007-05-31 2011-07-28 GAMESA INNOVATION & TECHNOLOGY, S.L. Pala de aerogenerador con dispositivos anti-ruido.
US20090074585A1 (en) * 2007-09-19 2009-03-19 General Electric Company Wind turbine blades with trailing edge serrations
JP4371171B2 (ja) * 2008-05-09 2009-11-25 ダイキン工業株式会社 クロスフローファン及びこれを備えた空気調和機
KR101204199B1 (ko) * 2008-08-06 2012-11-26 미츠비시 쥬고교 가부시키가이샤 풍차 날개 및 이를 이용하는 풍력 발전 장치
US8016568B2 (en) * 2008-09-26 2011-09-13 General Electric Company Wind turbine blade
US8579588B1 (en) 2009-04-29 2013-11-12 Macroair Technologies, Inc. Hub assembly for a large cooling fan
US8870124B2 (en) * 2009-07-10 2014-10-28 Peter Ireland Application of elastomeric vortex generators
US8328516B2 (en) * 2009-09-29 2012-12-11 General Electric Company Systems and methods of assembling a rotor blade extension for use in a wind turbine
DE102009060650A1 (de) 2009-12-22 2011-06-30 Keller, Walter, 66994 Aeroakustisches Rotorblatt für eine Windkraftanlage sowie damit ausgestattete Windkraftanlage
US20110215585A1 (en) * 2010-03-03 2011-09-08 Richard Caires Clear wind tower system technology
EP2366892B1 (de) * 2010-03-18 2014-07-30 Nordex Energy GmbH Windenergieanlagenrotorblatt
US8043066B2 (en) * 2010-06-08 2011-10-25 General Electric Company Trailing edge bonding cap for wind turbine rotor blades
US7909576B1 (en) * 2010-06-24 2011-03-22 General Electric Company Fastening device for rotor blade component
WO2012019655A1 (en) * 2010-08-10 2012-02-16 Siemens Aktiengesellschaft Rotor blade element and method for improving the efficiency of a wind turbine rotor blade
US8083488B2 (en) 2010-08-23 2011-12-27 General Electric Company Blade extension for rotor blade in wind turbine
US20110268557A1 (en) * 2010-09-29 2011-11-03 General Electric Company System and method for attenuating the noise of airfoils
GB201016455D0 (en) * 2010-09-30 2010-11-17 Imp Innovations Ltd Fluid flow modification
US7976276B2 (en) * 2010-11-04 2011-07-12 General Electric Company Noise reducer for rotor blade in wind turbine
US7976283B2 (en) * 2010-11-10 2011-07-12 General Electric Company Noise reducer for rotor blade in wind turbine
US8523515B2 (en) * 2010-11-15 2013-09-03 General Electric Company Noise reducer for rotor blade in wind turbine
EP2646682A4 (en) * 2010-11-30 2014-08-06 Gen Electric NOISE MUFFLER FOR RUNNING WHEELS ON A WIND TURBINE
US8267657B2 (en) * 2010-12-16 2012-09-18 General Electric Company Noise reducer for rotor blade in wind turbine
DE102011011489A1 (de) 2011-02-17 2012-08-23 Eads Deutschland Gmbh Propellerblatt sowie damit versehenes Triebwerk für ein Luftfahrzeug
US8047784B2 (en) * 2011-03-22 2011-11-01 General Electric Company Lift device for rotor blade in wind turbine
US8460779B2 (en) 2011-03-30 2013-06-11 General Electric Company Microstructures for reducing noise of a fluid dynamic structure
PL2508750T3 (pl) 2011-04-04 2015-11-30 Siemens Ag Sposób optymalizacji konstrukcji farmy wiatrowej
EP2514962B1 (en) * 2011-04-19 2017-08-02 Siemens Aktiengesellschaft Spoiler for a wind turbine blade
DK2712399T3 (en) * 2011-05-16 2017-03-13 Lm Wp Patent Holding As WINDMILL LIVES WITH NOISE REDUCING DEVICES AND RELATED PROCEDURE
US8414261B2 (en) * 2011-05-31 2013-04-09 General Electric Company Noise reducer for rotor blade in wind turbine
WO2013026127A1 (en) * 2011-08-22 2013-02-28 Castanon Seoane Diego Cross-wind-axis wind-turbine rotor vane
US8834127B2 (en) 2011-09-09 2014-09-16 General Electric Company Extension for rotor blade in wind turbine
US8834117B2 (en) 2011-09-09 2014-09-16 General Electric Company Integrated lightning receptor system and trailing edge noise reducer for a wind turbine rotor blade
US9341158B2 (en) 2011-12-08 2016-05-17 Inventus Holdings, Llc Quiet wind turbine blade
GB2497739A (en) * 2011-12-19 2013-06-26 Rolls Royce Plc Rotor blade with serrated trailing edge
US8430638B2 (en) 2011-12-19 2013-04-30 General Electric Company Noise reducer for rotor blade in wind turbine
US20130164141A1 (en) * 2011-12-22 2013-06-27 General Electric Company Blade with semi-rigid trailing edge
US8840451B2 (en) * 2012-01-24 2014-09-23 Honeywell International Inc. Cabin pressure outflow valve with simplified whistle eliminator
DK177533B1 (en) * 2012-05-25 2013-09-08 Envision Energy Denmark Aps Trailing edge tape
KR101920085B1 (ko) * 2012-09-12 2018-11-19 엘지전자 주식회사 팬
DK2867523T3 (en) 2012-09-24 2016-09-05 Siemens Ag Wind turbine blade with a noise reducing device
JP2015529305A (ja) * 2012-09-24 2015-10-05 シーメンス アクチエンゲゼルシヤフトＳｉｅｍｅｎｓ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ 風力タービンブレード
WO2014048581A1 (en) 2012-09-25 2014-04-03 Siemens Aktiengesellschaft A wind turbine blade with a noise reducing device
DK2917571T3 (da) 2012-10-26 2023-07-24 Lm Wind Power As Et system og en fremgangsmåde til reduktion af støj fra bagkanten af en vindmøllevinge
CN102966487A (zh) * 2012-11-28 2013-03-13 苏州源源机械设备有限公司 水平轴降噪风力发电机风叶
TWI537464B (zh) 2012-12-07 2016-06-11 渥班資產公司 風力渦輪機
KR101707760B1 (ko) * 2012-12-07 2017-02-16 보벤 프로퍼티즈 게엠베하 로터 블레이드 트레일링 에지
DE102013202881A1 (de) * 2013-02-21 2014-08-21 Wobben Properties Gmbh Rotorblatthinterkante
DE102013204637A1 (de) 2013-03-15 2014-09-18 Wobben Properties Gmbh Windenergieanlage
DE102013206207A1 (de) * 2013-04-09 2014-10-09 MTU Aero Engines AG Schaufelblatt für eine Strömungsmaschine mit Hinterkantenprofilierung, Schaufel und integral beschaufelter Rotor
JP6189088B2 (ja) * 2013-05-28 2017-08-30 テラル株式会社 ロータ
WO2014207015A1 (en) 2013-06-27 2014-12-31 Siemens Aktiengesellschaft Rotor blade with noise reduction means
GR20130100479A (el) * 2013-08-20 2015-03-18 Αριστειδης Εμμανουηλ Δερμιτζακης Ανεμογεννητρια χαμηλων ταχυτητων ανεμου
EP2851554A1 (en) * 2013-09-18 2015-03-25 Siemens Aktiengesellschaft Arrangement to reduce noise emission
EP2851555B1 (en) * 2013-09-18 2018-03-21 Siemens Aktiengesellschaft Wind turbine rotor blade with serrated extension
US20150098821A1 (en) * 2013-10-08 2015-04-09 Edward A. Mayda Reverse flow load mitigation device for a wind turbine blade
US9638164B2 (en) 2013-10-31 2017-05-02 General Electric Company Chord extenders for a wind turbine rotor blade assembly
US9494134B2 (en) * 2013-11-20 2016-11-15 General Electric Company Noise reducing extension plate for rotor blade in wind turbine
EP3069018A1 (en) * 2014-05-06 2016-09-21 Siemens Aktiengesellschaft Noise reduction means for a rotor blade of a wind turbine
DE102014213929A1 (de) * 2014-07-17 2016-01-21 Wobben Properties Gmbh Rotorblatthinterkante
DE102014213930A1 (de) * 2014-07-17 2016-01-21 Wobben Properties Gmbh Rotorblattspitzenhinterkante
ES2862156T3 (es) 2014-08-05 2021-10-07 Biomerenewables Inc Estructura de redireccionamiento de fluidos
DK3177524T3 (en) 2014-08-05 2021-02-15 Biomerenewables Inc Wind turbine rotor blade
EP3177828A4 (en) 2014-08-05 2018-06-06 Ryan Church Structure with rigid winglet adapted to traverse a fluid environment
US9849976B2 (en) * 2014-08-19 2017-12-26 The Boeing Company Noise reducing profile for helicopter rotor blade tracking wedges
US10180125B2 (en) 2015-04-20 2019-01-15 General Electric Company Airflow configuration for a wind turbine rotor blade
GB201512688D0 (en) * 2015-07-20 2015-08-26 Rolls Royce Plc Aerofoil
DE102015217331A1 (de) * 2015-09-10 2017-03-16 Wobben Properties Gmbh Verfahren zum Nachrüsten einer Zackeneinheit an einer Hinterkante eines Windenergieanlagen-Rotorblattes und Zacken-Nachrüsteinheit für ein Windenergieanlagen-Rotorblatt
DE102016101485A1 (de) * 2016-01-28 2017-08-03 Wobben Properties Gmbh Verfahren zum Nachrüsten einer Zacken-Nachrüsteinheit an einer Hinterkante eines Windenergieanlagen-Rotorblattes und Zacken-Nachrüsteinheit für ein Windenergieanlagen-Rotorblatt
CN105484946A (zh) * 2015-11-23 2016-04-13 北京金风科创风电设备有限公司 叶片、叶片锯齿尾缘及其制造方法
EP3181895A1 (en) * 2015-12-17 2017-06-21 LM WP Patent Holding A/S Splitter plate arrangement for a serrated wind turbine blade
US10011346B2 (en) 2015-12-18 2018-07-03 Amazon Technologies, Inc. Propeller blade indentations for improved aerodynamic performance and sound control
US10933988B2 (en) 2015-12-18 2021-03-02 Amazon Technologies, Inc. Propeller blade treatments for sound control
US10099773B2 (en) 2015-12-18 2018-10-16 Amazon Technologies, Inc. Propeller blade leading edge serrations for improved sound control
US20170174321A1 (en) * 2015-12-18 2017-06-22 Amazon Technologies, Inc. Propeller treatments for sound dampening
US10460717B2 (en) 2015-12-18 2019-10-29 Amazon Technologies, Inc. Carbon nanotube transducers on propeller blades for sound control
US10259574B2 (en) 2015-12-18 2019-04-16 Amazon Technologies, Inc. Propeller surface area treatments for sound dampening
US10259562B2 (en) 2015-12-18 2019-04-16 Amazon Technologies, Inc. Propeller blade trailing edge fringes for improved sound control
CN105620727B (zh) * 2016-01-30 2018-03-20 中国科学院合肥物质科学研究院 一种低噪声无人机旋翼/螺旋桨
US10539025B2 (en) 2016-02-10 2020-01-21 General Electric Company Airfoil assembly with leading edge element
EP3426914B1 (en) * 2016-04-15 2021-03-17 Siemens Gamesa Renewable Energy A/S Rotor blade with a serrated trailing edge
WO2017220594A1 (en) 2016-06-20 2017-12-28 Lm Wind Power International Technology Ii Aps Wind turbine blade with tip end serrations
CN106275423A (zh) * 2016-08-23 2017-01-04 成都翼高九天科技有限公司 一种新型无人机旋翼空气动力学结构
US11002294B2 (en) * 2016-10-07 2021-05-11 General Electric Comany Impact force dispersal assembly for turbine engines and methods of fabricating the same
DK3348825T3 (da) * 2017-01-12 2024-03-04 Lm Wind Power As En vindmøllevinge som omfatter en støjreducerende bagkantsindretning
US10465652B2 (en) 2017-01-26 2019-11-05 General Electric Company Vortex generators for wind turbine rotor blades having noise-reducing features
JP2018150898A (ja) * 2017-03-14 2018-09-27 Ntn株式会社 垂直軸風車、その翼、および風力発電装置
US20190024631A1 (en) * 2017-07-20 2019-01-24 General Electric Company Airflow configuration for a wind turbine rotor blade
USD901669S1 (en) 2017-09-29 2020-11-10 Carrier Corporation Contoured fan blade
US10767623B2 (en) 2018-04-13 2020-09-08 General Electric Company Serrated noise reducer for a wind turbine rotor blade
EP3587799A1 (en) * 2018-06-27 2020-01-01 Siemens Gamesa Renewable Energy A/S Aerodynamic structure
PT3587798T (pt) * 2018-06-27 2020-11-23 Siemens Gamesa Renewable Energy As Estrutura aerodinâmica
US10746157B2 (en) 2018-08-31 2020-08-18 General Electric Company Noise reducer for a wind turbine rotor blade having a cambered serration
US11163302B2 (en) 2018-09-06 2021-11-02 Amazon Technologies, Inc. Aerial vehicle propellers having variable force-torque ratios
EP3696402B1 (en) * 2019-02-18 2022-07-20 LM Wind Power A/S Noise reducer for a wind turbine rotor blade
JP7277316B2 (ja) * 2019-08-30 2023-05-18 三菱重工業株式会社 風車翼装置及び風車翼アタッチメント部材
EP4083432A1 (de) 2020-03-10 2022-11-02 ebm-papst Mulfingen GmbH & Co. KG Ventilator und ventilatorflügel
CN113086169B (zh) * 2021-03-30 2022-07-12 吉林大学 一种减阻降噪的仿生螺旋桨及其制备方法
WO2024010549A1 (en) * 2022-07-05 2024-01-11 Koese Cevdet Gliding and balancing wing

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US175355A (en) * 1876-03-28 Waltee king
US1862827A (en) * 1930-01-22 1932-06-14 Parsons Steam turbine
US2800291A (en) * 1950-10-24 1957-07-23 Stephens Arthur Veryan Solid boundary surface for contact with a relatively moving fluid medium
GB789883A (en) * 1954-08-20 1958-01-29 Power Jets Res & Dev Ltd High speed aerofoil
US3365126A (en) * 1965-09-01 1968-01-23 Gen Electric Compressor blade
JPS5115210A (en) * 1974-07-02 1976-02-06 Rotoron Inc Zatsuongenshono fuan
DE2527467B2 (de) * 1975-06-20 1978-10-19 Deutsche Forschungs- Und Versuchsanstalt Fuer Luft- Und Raumfahrt E.V., 5000 Koeln Überströmter Körper, insbesondere Tragflügel
DE3137554A1 (de) * 1981-09-22 1983-03-31 Wilhelm Gebhardt Gmbh, 7112 Waldenburg "radialventilator"
US4830315A (en) * 1986-04-30 1989-05-16 United Technologies Corporation Airfoil-shaped body
US4813633A (en) * 1986-12-29 1989-03-21 United Technologies Corporation Airfoil trailing edge
JPH0264300A (ja) * 1988-08-31 1990-03-05 Hitachi Ltd フアン用ブレード
GB8829792D0 (en) * 1988-12-21 1989-07-05 Marconi Co Ltd Noise reduction method
US5217349A (en) * 1989-08-31 1993-06-08 Technology Integration Incorporated System and method for suppressing noise produced by rotors
US5088665A (en) * 1989-10-31 1992-02-18 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Serrated trailing edges for improving lift and drag characteristics of lifting surfaces

Also Published As

Publication number Publication date
NO943757L (no) 1995-05-05
EP0652367A1 (en) 1995-05-10
NL9301910A (nl) 1995-06-01
US5533865A (en) 1996-07-09
NO943757D0 (no) 1994-10-06
FI944650A0 (fi) 1994-10-05
CN1110368A (zh) 1995-10-18

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