FI82296B - FOERFARANDE FOER TILLVERKNING AV VINGAR FOER VINDTURBIN. - Google Patents

FOERFARANDE FOER TILLVERKNING AV VINGAR FOER VINDTURBIN. Download PDF

Info

Publication number
FI82296B
FI82296B FI793947A FI793947A FI82296B FI 82296 B FI82296 B FI 82296B FI 793947 A FI793947 A FI 793947A FI 793947 A FI793947 A FI 793947A FI 82296 B FI82296 B FI 82296B
Authority
FI
Finland
Prior art keywords
coordinate point
height
winding
winding axis
point
Prior art date
Application number
FI793947A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI82296C (en
FI793947A (en
Inventor
David Harvey Blaney
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FI793947A publication Critical patent/FI793947A/en
Application granted granted Critical
Publication of FI82296B publication Critical patent/FI82296B/en
Publication of FI82296C publication Critical patent/FI82296C/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
    • F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/64—Winding of balls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/583—Winding and joining, e.g. winding spirally helically for making tubular articles with particular features
    • B29C53/584—Winding and joining, e.g. winding spirally helically for making tubular articles with particular features having a non-circular cross-section
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
    • B29C53/8041—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H81/00—Methods, apparatus, or devices for covering or wrapping cores by winding webs, tapes, or filamentary material, not otherwise provided for
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/08—Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/30—Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3076—Aircrafts
    • B29L2031/3085—Wings
    • 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
    • F05B2250/00—Geometry
    • F05B2250/70—Shape
    • F05B2250/71—Shape curved
    • F05B2250/712—Shape curved concave
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—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
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/712—Shape curved concave
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
    • 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
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • Sustainable Development (AREA)
  • Composite Materials (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Moulding By Coating Moulds (AREA)
  • Wind Motors (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laminated Bodies (AREA)

Claims (4)

1. Menetelmä kuiduista kierretyn tuuliturbiinin siiven valmistamiseksi, tunnettu siitä, että siinä - määritetään käämityskaraa edustava pinta, määritetään pinnalta joukko pitkittäisosia, joista jokainen on olennaisesti samassa suunnassa kuin akseli, jonka ympärille pinta kierretään, määritetään pinnalta joukko asemia, joista jokainen on olennaisesti kohtisuorassa pitkittäisosiin nähden, jolloin kunkin pitkittäisosan ja aseman leikkauspiste määrittää suuren määrän koordinaattipisteitä ristikon, ja jokaisen koordinaattipisteen osalta: määritetään koordinaattipisteen korkeus käämitysakselilta, valitaan ensimmäinen piste pinnalta pitkittäisosalta tai asemalta, joka on mainitun koordinaattipisteen vieressä sen toisella puolella, ja toinen piste pinnalta pitkittäisosalta tai asemalta, joka on mainitun koordinaattipisteen vieressä sen vastakkaisella puolella, määritetään pinnan koveran osan esiintyminen vertaamalla koordinaattipisteen korkeutta käämitysakselilta kaksi valittua pistettä yhdistävän suoran linjan korkeuteen käämitysakselilta, jolloin pinta on kovero valittujen pisteiden välillä, kun koordinaattipisteen korkeus käämitysakselilta on pienempi kuin valittuja pisteitä yhdistävän linjan korkeus käämitysakselilta, korjataan kaikki määritetyt koveruudet säätämällä koordinaattipisteen korkeutta käämitysakselilta siten, että se on olennaisesti yhtä suuri tai suurempi kuin linjan korkeus käämitysakselilta, muodostetaan kara, jonka pinta vastaa korjattua pintaa ja ie 82296 kierretään kuituainetta karan pinnan ympärillä, jolloin muodostuu kuiduista kierretty siipi.A method of making a wind turbine blade twisted from fibers, comprising: - defining a surface representative of a winding mandrel, defining a plurality of longitudinal members each substantially in the same direction as the axis around which the surface is rotated; where the intersection of each longitudinal section and position defines a large number of coordinate points for the grid, and for each coordinate point: determining the height of the coordinate point from the winding axis, selecting a first point on the surface is adjacent to said coordinate point on its opposite side, the presence of the concave part of the surface is determined by comparing the height of the coordinate point from the winding axis to the height of the straight line connecting the two selected points from the winding axis, the surface being concave between the selected points when the height of the coordinate point from the winding axis is less than the height of the line connecting the selected points from the winding axis; greater than the height of the line from the winding shaft, a spindle having a surface corresponding to the repaired surface is formed and ie 82296 fibrous material is wound around the surface of the spindle to form a twisted wing of fibers. 2. Patenttivaatimuksen 1 mukainen menetelmä, tunnettu siitä, että ennen karan rakentamista määritetään, onko jonkin koordinaattipisteen korkeutta nostettu, valitaan jälleen ensimmäinen ja toinen piste kullekin tällaiselle koordinaattipisteelle ja määritetään kullekin tällaisille koordinaattipisteelle pinnan koveron osan esiintyminen ja muutetaan kunkin sellaisen koordinaattipisteen korkeutta, jolle on määritetty kovero osa.A method according to claim 1, characterized in that before constructing the spindle it is determined whether the height of a coordinate point has been raised, again selecting the first and second points for each such coordinate point and determining for each such coordinate point the presence of a concave part of the surface and changing the height of each coordinate point concave part. 3. Patenttivaatimuksen 1 tai 2 mukainen menetelmä, jossa esiintyy useita kuitukäämitysväyliä, tunnettu siitä, että määritetään kullekin koordinaattipisteelle koveran pinnan osan esiintyminen kussakin kuitukäämitysväylässä ja muutetaan kunkin valitun koordinaattipisteen korkeutta, jos jossakin kuitukäämitysväylässä esiintyy kovero pinta.A method according to claim 1 or 2, wherein a plurality of fiber winding paths are present, characterized in that for each coordinate point the presence of a concave surface portion in each fiber winding path is determined and the height of each selected coordinate point is changed if a concave surface is present in any fiber winding path. 4. Patenttivaatimuksen 1,2 tai 3 mukainen menetelmä, tunnettu siitä, että useiden pitkittäisosien määrittäminen sisältää useiden tasojen määrittämisen, joista tasoista kukin sisältää käämitysakselin mainittujen tasojen ja pinnan leikkauspisteen määrittäessä mainitut pitkittäisosat. is 82296A method according to claim 1, 2 or 3, characterized in that the determination of a plurality of longitudinal portions comprises the determination of a plurality of planes, each of which includes said planes and a point of intersection of the surface of said winding axis. is 82296
FI793947A 1978-12-22 1979-12-17 Method for manufacturing blades for wind turbine FI82296C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US97256778A 1978-12-22 1978-12-22
US97256778 1978-12-22

Publications (3)

Publication Number Publication Date
FI793947A FI793947A (en) 1980-06-23
FI82296B true FI82296B (en) 1990-10-31
FI82296C FI82296C (en) 1991-02-11

Family

ID=25519821

Family Applications (1)

Application Number Title Priority Date Filing Date
FI793947A FI82296C (en) 1978-12-22 1979-12-17 Method for manufacturing blades for wind turbine

Country Status (17)

Country Link
JP (1) JPS5598057A (en)
KR (1) KR880001892B1 (en)
AU (1) AU526900B2 (en)
BR (1) BR7908386A (en)
CA (1) CA1165104A (en)
DE (1) DE2951795A1 (en)
DK (1) DK150972C (en)
FI (1) FI82296C (en)
FR (1) FR2444562A1 (en)
GB (1) GB2041324B (en)
IL (1) IL58875A (en)
IN (1) IN154454B (en)
IT (1) IT1125927B (en)
NL (1) NL188241C (en)
NO (1) NO161058C (en)
SE (1) SE441823B (en)
ZA (1) ZA796555B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA827460B (en) * 1981-12-28 1983-08-31 United Technologies Corp Method of manufacturing a filament wound article
CN102145354B (en) * 2010-11-20 2012-11-14 无锡透平叶片有限公司 Unigraphics NX-based blade profile software reshaping method
DE102016006632A1 (en) * 2016-06-03 2017-12-07 Senvion Gmbh Method for determining a positioning of a rotor blade belt, rotor blade and wind energy plant

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3534396A (en) * 1965-10-27 1970-10-13 Gen Motors Corp Computer-aided graphical analysis
US4081220A (en) * 1976-12-17 1978-03-28 United Technologies Corporation Semi-spar wound blade

Also Published As

Publication number Publication date
KR880001892B1 (en) 1988-09-27
AU526900B2 (en) 1983-02-03
FI82296C (en) 1991-02-11
JPS6236952B2 (en) 1987-08-10
FR2444562A1 (en) 1980-07-18
IN154454B (en) 1984-10-27
DE2951795C2 (en) 1989-02-09
NL188241B (en) 1991-12-02
CA1165104A (en) 1984-04-10
FI793947A (en) 1980-06-23
NL188241C (en) 1992-05-06
ZA796555B (en) 1980-11-26
GB2041324A (en) 1980-09-10
IT1125927B (en) 1986-05-14
GB2041324B (en) 1983-04-13
DK541179A (en) 1980-06-23
DK150972C (en) 1988-06-06
SE441823B (en) 1985-11-11
FR2444562B1 (en) 1982-02-19
IL58875A (en) 1984-01-31
BR7908386A (en) 1980-07-22
NO161058C (en) 1989-06-28
NL7909018A (en) 1980-06-24
NO161058B (en) 1989-03-20
KR830001120A (en) 1983-04-29
IL58875A0 (en) 1980-03-31
NO794184L (en) 1980-06-24
JPS5598057A (en) 1980-07-25
IT7928112A0 (en) 1979-12-18
DK150972B (en) 1987-10-05
SE7910361L (en) 1980-06-23
DE2951795A1 (en) 1980-07-03
AU5342679A (en) 1980-06-26

Similar Documents

Publication Publication Date Title
FI72180B (en) WHEEL MACHINES WASHING VESSELS FOERFARANDE FOER DESS FRAMSTAELLNING
US3645833A (en) Article and method of quasi-isotropic core filaments
CN105121277A (en) Braided composite spar
US4526652A (en) Dandy roll for manufacturing paper having simulated oxford cloth watermark and related method for papermaking
KR850007850A (en) Variable shape vertical axis windmill
DE3932244A1 (en) RADIAL FLOW ROTOR
US4360871A (en) Method for fabricating wind turbine blades
FI82296B (en) FOERFARANDE FOER TILLVERKNING AV VINGAR FOER VINDTURBIN.
EP0418968B1 (en) Fibre reinforced plastic grid
ITMI20001821A1 (en) METHOD FOR MANUFACTURING A LIN OBJECT FIBER COMPOSITE MATERIALS.
US4751135A (en) Method for reinforcing conical shaped object and object formed therewith
US4408638A (en) Forming fabric
US4721645A (en) Material for four directional reinforcement of conical shaped object, method for fabricating same and object formed therewith
FI64818C (en) VAEVD TEXTILPRODUKT SAOSOM EN MATTA MED FRANSFOERSEDDA KANTER OCH FOERFARANDE FOER FRAMSTAELLNING AV DENSAMMA
AU5196001A (en) Overhead cable
FI96486C (en) Blade construction for a floorball club or equivalent
US4997501A (en) Material for four directional reinforcement of conical shaped object, method for fabricating same and object formed therewith
CA1053092A (en) Method of providing wire strand from a strand production facility
AU755778B2 (en) Manufacture of trusses
FI78523C (en) Treskiktsvira
SU994782A1 (en) Plastic blade
AU2006200352B2 (en) Overhead cable
JPH03179106A (en) Turbine bucket
CA1095664A (en) Composite airfoil construction
US4120328A (en) Shuttle construction

Legal Events

Date Code Title Description
MM Patent lapsed
FD Application lapsed
MM Patent lapsed

Owner name: UNITED TECHNOLOGIES CORPORATION