FR2449207A1 - Pale pour moteur a vent - Google Patents

Pale pour moteur a vent

Info

Publication number
FR2449207A1
FR2449207A1 FR8003060A FR8003060A FR2449207A1 FR 2449207 A1 FR2449207 A1 FR 2449207A1 FR 8003060 A FR8003060 A FR 8003060A FR 8003060 A FR8003060 A FR 8003060A FR 2449207 A1 FR2449207 A1 FR 2449207A1
Authority
FR
France
Prior art keywords
shell
wind motor
shells
load
motor blade
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.)
Granted
Application number
FR8003060A
Other languages
English (en)
Other versions
FR2449207B1 (fr
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.)
Centro Ricerche Fiat SCpA
Original Assignee
Centro Ricerche Fiat SCpA
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 Centro Ricerche Fiat SCpA filed Critical Centro Ricerche Fiat SCpA
Publication of FR2449207A1 publication Critical patent/FR2449207A1/fr
Application granted granted Critical
Publication of FR2449207B1 publication Critical patent/FR2449207B1/fr
Granted legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03DWIND MOTORS
    • F03D1/00Wind motors with rotation axis substantially parallel to the air flow entering the rotor 
    • F03D1/06Rotors
    • F03D1/065Rotors characterised by their construction elements
    • F03D1/0675Rotors characterised by their construction elements of the blades
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • B64C27/473Constructional features
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05BINDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00Components
    • F05B2240/20Rotors
    • F05B2240/30Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/70Wind energy
    • Y02E10/72Wind turbines with rotation axis in wind direction

Abstract

CETTE PALE EST COMPOSEE D'UNE STRUCTURE SUPPORTANT LA CHARGE ET D'UN RECOUVREMENT EXTERIEUR OU COQUE 14 EN PLASTIQUE. LA STRUCTURE SUPPORTANT LA CHARGE POSSEDE UNE FORME TUBULAIRE PLATE ET EST CONSTITUEE DE DEUX DEMI-COQUILLES 16, 18 EN TOLE EMBOUTIE DE SECTION EN GOUTTIERE AVEC DES EMPREINTES 16A, 18A A FOND PLAT 16B, 18B REPARTIES SUR LES BORDS. LES COQUILLES 16, 18 SONT ASSEMBLEES PAR DES POINTS DE SOUDURE 20 DANS LES EMPREINTES 16A, 18A, LESQUELLES RECOIVENT EN OUTRE DES PROTUBERANCES INTERIEURES DE LA COQUE 14 ET FIXENT AINSI CETTE DERNIERE PAR RAPPORT A LA STRUCTURE METALLIQUE INTERIEURE.
FR8003060A 1979-02-15 1980-02-12 Pale pour moteur a vent Granted FR2449207A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT7967327A IT7967327A0 (it) 1979-02-15 1979-02-15 Pala per motori eolici

Publications (2)

Publication Number Publication Date
FR2449207A1 true FR2449207A1 (fr) 1980-09-12
FR2449207B1 FR2449207B1 (fr) 1982-02-19

Family

ID=11301476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8003060A Granted FR2449207A1 (fr) 1979-02-15 1980-02-12 Pale pour moteur a vent

Country Status (8)

Country Link
US (1) US4305699A (fr)
JP (1) JPS55131584A (fr)
DE (1) DE3002064C2 (fr)
FR (1) FR2449207A1 (fr)
GB (1) GB2042093B (fr)
IT (1) IT7967327A0 (fr)
NL (1) NL8000311A (fr)
SE (1) SE8000691L (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521231A1 (fr) * 1982-02-05 1983-08-12 Hudson Products Corp Ventilateurs a flux axial et leurs pales

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9102665D0 (en) * 1991-02-07 1991-03-27 Lawson Tancred Sir H The manufacture of turbine blades for wind turbines
US5129787A (en) * 1991-02-13 1992-07-14 United Technologies Corporation Lightweight propulsor blade with internal spars and rigid base members
US5219454A (en) * 1992-04-22 1993-06-15 Denis Class Method and apparatus for balancing wind turbine rotors
JPH07103190A (ja) * 1993-10-06 1995-04-18 Takao Kobayashi 軽量・低騒音型のターボファン用羽根車の構造。
DE4423115A1 (de) * 1994-07-01 1996-01-04 Wolf Hirth Gmbh Propellerflügel aus Kunststoffmaterial und Verfahren zu seiner Herstellung
US5660527A (en) * 1995-10-05 1997-08-26 The Wind Turbine Company Wind turbine rotor blade root end
DK175718B1 (da) * 2002-04-15 2005-02-07 Ssp Technology As Möllevinge
FR2855811B1 (fr) * 2003-06-05 2005-08-05 Eurocopter France Pale de rotor a pas variable, pour rotors carenes, notamment d'helicopteres
US8018081B2 (en) * 2005-07-15 2011-09-13 Southwest Windpower, Inc. Wind turbine and method of manufacture
GB0614114D0 (en) * 2006-07-15 2006-08-23 Rolls Royce Plc An actuator
CN101646865B (zh) * 2006-12-15 2013-01-09 布拉德纳公司 加强的空气动力学型材
DK2104785T3 (da) * 2007-01-16 2014-10-13 Bladena Aps Forstærket vindturbineblad
EP2108083B1 (fr) * 2007-01-25 2012-11-07 Bladena ApS Pale d'éolienne renforcée
EP2109713B1 (fr) * 2007-01-29 2013-07-24 Bladena ApS Aube d'éolienne
CN101646866B (zh) * 2007-02-27 2012-07-25 维斯塔斯风力系统有限公司 风轮机叶片的加强结构、风轮机叶片及其组装方法和应用
CN102066747A (zh) * 2008-06-23 2011-05-18 丹麦技术大学 具有成角度的梁的风力涡轮机叶片
ES2383061T3 (es) 2008-06-24 2012-06-18 Bladena Aps Paleta de turnina eólica reforzada
WO2010000263A2 (fr) * 2008-07-01 2010-01-07 Danmarks Tekniske Universitet Pale renforcée pour turbine éolienne
GB2467745A (en) * 2009-02-11 2010-08-18 Vestas Wind Sys As Wind turbine blade with tension element(s) to increase edgewise stiffness
EP2330294B1 (fr) 2009-12-02 2013-01-16 Bladena ApS Corps formé en surface portante renforcée
FR2984848B1 (fr) * 2011-12-23 2016-01-15 Ratier Figeac Soc Pale d'helice avec caissons et longerons de renfort et helice comprenant au moins une telle pale
US9682773B2 (en) * 2013-06-25 2017-06-20 The Boeing Company Systems and methods for blade attachment

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR929502A (fr) * 1946-06-20 1947-12-30 United Aircraft Corp Perfectionnements aux pales d'hélices

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB226301A (en) * 1923-10-02 1924-12-24 Henry Leitner Improvements in airscrews
CH217668A (de) * 1939-06-27 1941-10-31 United Aircraft Corp Zusammengesetzter Propellerflügel, insbesondere für Luftpropeller.
US2400649A (en) * 1942-02-27 1946-05-21 Autogiro Co Of America Molded airfoil, especially for sustaining rotors
US2450455A (en) * 1944-09-13 1948-10-05 Carl J Snyder Hollow propeller blade
US2591757A (en) * 1950-04-11 1952-04-08 Raymond A Young Helicopter rotor blade
US2648388A (en) * 1951-01-26 1953-08-11 Gen Motors Corp Aircraft propeller
DE955113C (de) * 1952-12-14 1956-12-27 United Aircraft Corp Rotorfluegelholm mit stranggepresstem rohrfoermigem Teil
US2916808A (en) * 1955-03-28 1959-12-15 Gen Electric Method of making a blade for turbomachines
US3647317A (en) * 1970-03-19 1972-03-07 Fluor Prod Co Inc Fiberglass fan assembly

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR929502A (fr) * 1946-06-20 1947-12-30 United Aircraft Corp Perfectionnements aux pales d'hélices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521231A1 (fr) * 1982-02-05 1983-08-12 Hudson Products Corp Ventilateurs a flux axial et leurs pales

Also Published As

Publication number Publication date
FR2449207B1 (fr) 1982-02-19
SE8000691L (sv) 1980-08-16
DE3002064A1 (de) 1980-08-21
US4305699A (en) 1981-12-15
GB2042093A (en) 1980-09-17
DE3002064C2 (de) 1983-02-24
NL8000311A (nl) 1980-08-19
IT7967327A0 (it) 1979-02-15
JPS55131584A (en) 1980-10-13
GB2042093B (en) 1982-11-03

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Legal Events

Date Code Title Description
ST Notification of lapse