FR2737465B1 - Pale de rotor en resine synthetique renforcee par fibres pouvant subir une torsion - Google Patents

Pale de rotor en resine synthetique renforcee par fibres pouvant subir une torsion

Info

Publication number
FR2737465B1
FR2737465B1 FR9608940A FR9608940A FR2737465B1 FR 2737465 B1 FR2737465 B1 FR 2737465B1 FR 9608940 A FR9608940 A FR 9608940A FR 9608940 A FR9608940 A FR 9608940A FR 2737465 B1 FR2737465 B1 FR 2737465B1
Authority
FR
France
Prior art keywords
fibers
synthetic resin
rotor blade
blade made
resin reinforced
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9608940A
Other languages
English (en)
Other versions
FR2737465A1 (fr
Inventor
Andreas Buter
Matthias Piening
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Deutsches Zentrum fuer Luft und Raumfahrt eV
Original Assignee
Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR
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 Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR filed Critical Deutsche Forschungs und Versuchsanstalt fuer Luft und Raumfahrt eV DFVLR
Publication of FR2737465A1 publication Critical patent/FR2737465A1/fr
Application granted granted Critical
Publication of FR2737465B1 publication Critical patent/FR2737465B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/615—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including flaps mounted on 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
    • 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
    • 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
    • F03D7/0248—Controlling wind motors  the wind motors having rotation axis substantially parallel to the air flow entering the rotor for braking by mechanical means acting on the power train
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/72—Means acting on blades
    • B64C2027/7205—Means acting on blades on each blade individually, e.g. individual blade control [IBC]
    • B64C2027/7261—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps
    • B64C2027/7266—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps actuated by actuators
    • B64C2027/7277—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps actuated by actuators of the magnetostrictive type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/72—Means acting on blades
    • B64C2027/7205—Means acting on blades on each blade individually, e.g. individual blade control [IBC]
    • B64C2027/7261—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps
    • B64C2027/7266—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps actuated by actuators
    • B64C2027/7283—Means acting on blades on each blade individually, e.g. individual blade control [IBC] with flaps actuated by actuators of the piezoelectric type
    • 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
    • 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
    • F05B2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05B2260/76—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism using auxiliary power sources
    • 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
    • F05B2260/90—Braking
    • F05B2260/901—Braking using aerodynamic forces, i.e. lift or drag
    • F05B2260/9011—Braking using aerodynamic forces, i.e. lift or drag of the tips of rotor blades
    • 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
    • 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
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/30—Wing lift efficiency

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)
FR9608940A 1995-08-02 1996-07-17 Pale de rotor en resine synthetique renforcee par fibres pouvant subir une torsion Expired - Fee Related FR2737465B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19528155A DE19528155C1 (de) 1995-08-02 1995-08-02 Verdrehbares Rotorblatt aus faserverstärktem Kunstharz

Publications (2)

Publication Number Publication Date
FR2737465A1 FR2737465A1 (fr) 1997-02-07
FR2737465B1 true FR2737465B1 (fr) 2000-04-28

Family

ID=7768360

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9608940A Expired - Fee Related FR2737465B1 (fr) 1995-08-02 1996-07-17 Pale de rotor en resine synthetique renforcee par fibres pouvant subir une torsion

Country Status (3)

Country Link
US (1) US5730581A (fr)
DE (1) DE19528155C1 (fr)
FR (1) FR2737465B1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19712034A1 (de) * 1997-03-21 1998-09-24 Deutsch Zentr Luft & Raumfahrt Profilkante eines aerodynamischen Profils
US5934609A (en) * 1997-04-01 1999-08-10 The United States Of America As Represented By The Secretary Of The Navy Deformable propeller blade and shroud
DE19732513C2 (de) 1997-07-29 2002-04-11 Eurocopter Deutschland Verfahren zur Herstellung einer Verbundstruktur
FR2768994B1 (fr) * 1997-09-30 2001-12-21 Deutsch Zentr Luft & Raumfahrt Profil
DE19804308C2 (de) * 1997-09-30 2003-10-30 Deutsch Zentr Luft & Raumfahrt Profil
FR2770826B1 (fr) * 1997-11-07 2000-01-07 Eurocopter France Pale de rotor a volet orientable
FR2775654B1 (fr) * 1998-03-03 2000-05-05 Eurocopter France Perfectionnements aux pales de rotor a volet orientable
DE19821268C2 (de) * 1998-05-13 2001-05-03 Hubert Karl Aktive Rotorblattverstellung durch Drallvektorregelung bzw. Drallvektorsteuerung
DE19859041C1 (de) * 1998-12-21 2000-03-09 Daimler Chrysler Ag Verstellbares Blattprofil vom Rotorblatt eines Drehflüglers
US6544000B1 (en) * 2001-07-26 2003-04-08 The United States Of America As Represented By The Secretary Of The Navy Magnetostrictive adjustment of propeller blade
FR2833571B1 (fr) * 2001-12-19 2004-04-02 Onera (Off Nat Aerospatiale) Surface portante aerodynamique ou hydrodynamique
DE10219664A1 (de) * 2002-04-19 2003-11-06 Enron Wind Gmbh Windenergieanlage, Regelanordnung für eine Windenergieanlage und Verfahren zum Betreiben einer Windenergieanlage
DE10316093B4 (de) * 2003-04-08 2016-03-31 Airbus Helicopters Deutschland GmbH Rotor für ein Drehflügelflugzeug sowie Verfahren zur Blattwinkelverstellung eines Rotors
DE102004032530B4 (de) 2004-03-08 2015-01-08 Stefan Reich Drehflügler und Steuerung
ES2261100B1 (es) * 2006-03-29 2007-08-01 Gamesa Corporacion Tecnologica, S.A. Aerogenerador anti-ruido.
US20090053060A1 (en) * 2007-06-06 2009-02-26 Garver Theodore M Wind turbine blade control system
US20090148290A1 (en) * 2007-06-06 2009-06-11 Garver Theodore M Wind turbine and method of operating same
US7988414B2 (en) * 2008-10-20 2011-08-02 General Electric Company Method and system for operating a wind turbine generator
DE102009012801B4 (de) * 2009-03-13 2012-04-05 Eads Deutschland Gmbh Anisotrope Betätigung einer Helikopterrotorblattspitze
DE102009012799B4 (de) * 2009-03-13 2013-03-21 Eads Deutschland Gmbh Aktive Rotorblattanordnung
FR2956856A1 (fr) 2010-02-26 2011-09-02 Eurocopter France Pale a vrillage adaptatif, et rotor muni d'une telle pale
AT510794A1 (de) * 2010-12-09 2012-06-15 Fd Composites Gmbh Verstellung der rotorblätter durch verwindung
ITTO20110981A1 (it) 2011-10-28 2012-01-27 Torino Politecnico Profilo aerodinamico a svergolamento variabile.
US9394046B2 (en) 2011-11-16 2016-07-19 Ecological Energy Company Fluid interface device as well as apparati and methods including same
FR3011818B1 (fr) * 2013-10-11 2015-12-25 Eurocopter France Pale a vrillage adaptatif, et aeronef muni d'une telle pale
CN104670492B (zh) * 2015-01-23 2016-11-16 南京航空航天大学 一种直升机桨叶嵌入式径向运动摆振阻尼器
CN207000809U (zh) * 2017-04-07 2018-02-13 深圳市大疆创新科技有限公司 桨叶、螺旋桨、动力套装及无人飞行器
RU181695U1 (ru) * 2017-12-29 2018-07-26 Акционерное общество "Московский вертолетный завод им. М.Л. Миля" Лопасть несущего винта вертолета
CN114687922B (zh) * 2020-12-25 2023-12-01 江苏金风科技有限公司 叶片的设计方法、叶片和叶片的制造方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2405208A (en) * 1942-01-20 1946-08-06 Thomas A Harris Control-force reducing device
US2625997A (en) * 1946-11-01 1953-01-20 Doak Aircraft Company Inc Helicopter stabilizing device
US2716460A (en) * 1952-02-28 1955-08-30 Raymond A Young Blade and control mechanism for helicopters
US3042371A (en) * 1958-09-04 1962-07-03 United Aircraft Corp Variable camber balding
US3547377A (en) * 1968-03-28 1970-12-15 Peter J Frey Counterflow jet flap helicopter
GB1391940A (en) * 1971-09-22 1975-04-23 United Aircraft Corp Helicopter rotor blades
US3822105A (en) * 1971-09-22 1974-07-02 United Aircraft Corp Helicopter blade
GB2012698B (en) * 1978-01-03 1982-02-10 Secr Defence Aerofoils
DE2856400A1 (de) * 1978-01-03 1979-07-12 Secr Defence Brit Tragfluegel, insbesondere fuer drehfluegelflugzeuge
SE8600369D0 (sv) * 1986-01-28 1986-01-28 Stromberg Karl Otto Propeller jemte sett att framstella en sadan
US5314308A (en) * 1992-12-11 1994-05-24 Dynamic Engineering, Inc. System for controlling higher harmonic vibrations in helicopter rotor blades
US5409183A (en) * 1993-08-06 1995-04-25 Kaman Aerospace Corporation Helicopter with leading edge servo flaps for pitch positioning its rotor blades

Also Published As

Publication number Publication date
US5730581A (en) 1998-03-24
FR2737465A1 (fr) 1997-02-07
DE19528155C1 (de) 1996-06-27

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060331