SE8000691L - Vindmotorblad - Google Patents

Vindmotorblad

Info

Publication number
SE8000691L
SE8000691L SE8000691A SE8000691A SE8000691L SE 8000691 L SE8000691 L SE 8000691L SE 8000691 A SE8000691 A SE 8000691A SE 8000691 A SE8000691 A SE 8000691A SE 8000691 L SE8000691 L SE 8000691L
Authority
SE
Sweden
Prior art keywords
impressions
shells
bottoms
shell
load
Prior art date
Application number
SE8000691A
Other languages
English (en)
Swedish (sv)
Inventor
G Martinelli
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Publication of SE8000691L publication Critical patent/SE8000691L/xx

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
    • F03D1/065—Rotors characterised by their construction elements
    • F03D1/0675—Rotors characterised by their construction elements of the blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • 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
    • 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)
  • 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)
  • Wind Motors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
SE8000691A 1979-02-15 1980-01-29 Vindmotorblad SE8000691L (sv)

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 (1)

Publication Number Publication Date
SE8000691L true SE8000691L (sv) 1980-08-16

Family

ID=11301476

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8000691A SE8000691L (sv) 1979-02-15 1980-01-29 Vindmotorblad

Country Status (8)

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

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2521231B1 (fr) * 1982-02-05 1988-12-02 Hudson Products Corp Ventilateurs a flux axial et leurs pales
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
KR20080049013A (ko) * 2005-07-15 2008-06-03 사우스웨스트 윈드파워, 인크. 풍력 터빈 및 제조 방법
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
ES2496167T3 (es) 2007-01-16 2014-09-18 Bladena Aps Pala reforzada para aerogenerador
EP2108083B1 (en) * 2007-01-25 2012-11-07 Bladena ApS Reinforced blade for wind turbine
WO2008092451A2 (en) * 2007-01-29 2008-08-07 Danmarks Tekniske Universitet Wind turbine blade
WO2008104174A2 (en) * 2007-02-27 2008-09-04 Vestas Wind Systems A/S A strengthening structure for a wind turbine blade, a wind turbine blade, a method for assembling a wind turbine blade and use hereof.
US20110176928A1 (en) * 2008-06-23 2011-07-21 Jensen Find Moelholt Wind turbine blade with angled girders
WO2009155920A1 (en) 2008-06-24 2009-12-30 Danmarks Tekniske Universitet A reinforced wind turbine blade
WO2010000263A2 (en) * 2008-07-01 2010-01-07 Danmarks Tekniske Universitet A reinforced blade for a wind turbine
GB2467745A (en) * 2009-02-11 2010-08-18 Vestas Wind Sys As Wind turbine blade with tension element(s) to increase edgewise stiffness
EP2330294B1 (en) 2009-12-02 2013-01-16 Bladena ApS Reinforced airfoil shaped body
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

Family Cites Families (10)

* 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
FR929502A (fr) * 1946-06-20 1947-12-30 United Aircraft Corp Perfectionnements aux pales d'hélices
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

Also Published As

Publication number Publication date
FR2449207A1 (fr) 1980-09-12
JPS55131584A (en) 1980-10-13
DE3002064A1 (de) 1980-08-21
DE3002064C2 (de) 1983-02-24
FR2449207B1 (show.php) 1982-02-19
GB2042093A (en) 1980-09-17
US4305699A (en) 1981-12-15
GB2042093B (en) 1982-11-03
IT7967327A0 (it) 1979-02-15
NL8000311A (nl) 1980-08-19

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