DE3002064C2 - Rotorblatt für einen Windmotor - Google Patents

Rotorblatt für einen Windmotor

Info

Publication number
DE3002064C2
DE3002064C2 DE3002064A DE3002064A DE3002064C2 DE 3002064 C2 DE3002064 C2 DE 3002064C2 DE 3002064 A DE3002064 A DE 3002064A DE 3002064 A DE3002064 A DE 3002064A DE 3002064 C2 DE3002064 C2 DE 3002064C2
Authority
DE
Germany
Prior art keywords
rotor blade
pin
section
stiffening element
shell
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
Application number
DE3002064A
Other languages
German (de)
English (en)
Other versions
DE3002064A1 (de
Inventor
Gabriele Piossasco Turin Martinelli
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 DE3002064A1 publication Critical patent/DE3002064A1/de
Application granted granted Critical
Publication of DE3002064C2 publication Critical patent/DE3002064C2/de
Expired legal-status Critical Current

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)
  • Aviation & Aerospace 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)
  • Wind Motors (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DE3002064A 1979-02-15 1980-01-21 Rotorblatt für einen Windmotor Expired DE3002064C2 (de)

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
DE3002064A1 DE3002064A1 (de) 1980-08-21
DE3002064C2 true DE3002064C2 (de) 1983-02-24

Family

ID=11301476

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3002064A Expired DE3002064C2 (de) 1979-02-15 1980-01-21 Rotorblatt für einen Windmotor

Country Status (8)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4423115A1 (de) * 1994-07-01 1996-01-04 Wolf Hirth Gmbh Propellerflügel aus Kunststoffmaterial und Verfahren zu seiner Herstellung

Families Citing this family (22)

* 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。
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
WO2007011862A2 (en) * 2005-07-15 2007-01-25 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
CN101589227B (zh) * 2007-01-25 2014-11-26 布拉德纳公司 用于风力涡轮机的加强叶片
US20100068065A1 (en) * 2007-01-29 2010-03-18 Find Molholt Jensen Wind turbine blade
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
EP2304228B1 (en) 2008-06-24 2012-02-22 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4423115A1 (de) * 1994-07-01 1996-01-04 Wolf Hirth Gmbh Propellerflügel aus Kunststoffmaterial und Verfahren zu seiner Herstellung

Also Published As

Publication number Publication date
GB2042093A (en) 1980-09-17
FR2449207B1 (e) 1982-02-19
NL8000311A (nl) 1980-08-19
GB2042093B (en) 1982-11-03
US4305699A (en) 1981-12-15
FR2449207A1 (fr) 1980-09-12
DE3002064A1 (de) 1980-08-21
IT7967327A0 (it) 1979-02-15
SE8000691L (sv) 1980-08-16
JPS55131584A (en) 1980-10-13

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Legal Events

Date Code Title Description
OAP Request for examination filed
OD Request for examination
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee