DK2516140T3 - Fremgangsmåde til fremstilling af en kompositskalstruktur - Google Patents

Fremgangsmåde til fremstilling af en kompositskalstruktur Download PDF

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Publication number
DK2516140T3
DK2516140T3 DK10796391.0T DK10796391T DK2516140T3 DK 2516140 T3 DK2516140 T3 DK 2516140T3 DK 10796391 T DK10796391 T DK 10796391T DK 2516140 T3 DK2516140 T3 DK 2516140T3
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DK
Denmark
Prior art keywords
preform
preform forming
mold
mould
resin
Prior art date
Application number
DK10796391.0T
Other languages
English (en)
Inventor
Henrik Frederiksen
Original Assignee
Lm Wp Patent Holding As
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 Lm Wp Patent Holding As filed Critical Lm Wp Patent Holding As
Application granted granted Critical
Publication of DK2516140T3 publication Critical patent/DK2516140T3/da

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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
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/40Shaping or impregnating by compression not applied
    • B29C70/42Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28Shaping operations therefor
    • B29C70/54Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/541Positioning reinforcements in a mould, e.g. using clamping means for the reinforcement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns
    • B29K2105/0809Fabrics
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/24Condition, form or state of moulded material or of the material to be shaped crosslinked or vulcanised
    • B29K2105/246Uncured, e.g. green
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/08Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082Blades, e.g. for helicopters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/08Blades for rotors, stators, fans, turbines or the like, e.g. screw propellers
    • B29L2031/082Blades, e.g. for helicopters
    • B29L2031/085Wind turbine blades
    • 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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Composite Materials (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • Wind Motors (AREA)

Claims (12)

1. Fremgangsmåde til fremstilling af en kompositskalstruktur i form af en vindmøllevingeskaldel omfattende et fiberforstærket materiale indesluttet i et hærdet resin, og som omfatter følgende trin: A) Tilvejebringelse af en første formdel (10), som har en fortrinsvis i det væsentlige konkav formdelstøbeoverflade (11) med en kontur som definerer en ydre overfade af kompositskalstrukturen; B) tilvejebringelse af en præformdannende del (12), som har en fortrinsvis i det væsentlige konveks- og i det væsentlige opad pegende præformdannende overflade (13), som er formet i det væsentlige komplementær til den første formdelstøbeoverflade (11); C) at frembringe en præform (14) ved at anbringe et tørt fibermateriale omfattende et antal tørre fiberlag på den præformdannende overflade (13); D) at samle den første formdel (10) med den præformdannende del (12), således at den første formdelstøbeoverflade (11) vender mod den præformdannende overflade (13) og et hulrum er defineret imellem overfladerne, hvori fibermaterialet anbragt på den præformdannende overflade (13) af præformdannende del (12) i det væsentlige befinder sig; E) overførsel af præformen (14) til den første formdel ved at frigøre fibermaterialet fra den præformdannende overflade (13), sådan at det modtages på støbeoverfladen (11) af den første formdel (10); F) at fjerne den præformdannende del (12) fra den første formdel (10); G) frembringelse af et formhulrum ved hjælp af en anden formdel anbragt ovenpå fibermaterialet; H) at hærde resinet eller lade resinet hærde; og hvor resinet er tilført formhulrummet efter trin G), hvor den anden formdel er en fleksibel formdel fremstillet af et fleksibelt materiale, fortrinsvis en polymerfilm (34), og hvor - før trin C)- den fleksible formdel er anbragt på den præformdannende overflade (13).
2. Fremgangsmåde ifølge krav 1, hvor fibermaterialet udelukkende omfatter et tørt fibermateriale.
3. Fremgangsmåde ifølge krav 1 eller 2, hvor resin kun tilføres formhulrummet.
4. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor der er frembragt vakuum i formhulrummet.
5. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor den præformdannende overflade (13) er formgivet i det væsentlige komplementært til hele den første formdel støbeoverflade (11).
6. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor der i trin C) er tilført kernemateriale såsom balsatræ eller skummateriale til fibermaterialet og dermed til præformen (14).
7. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor der efter trin C) anbringes en eller flere polymerfolier ovenpå præformen (14).
8. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor den præformdannende del (12) er tilvejebragt med sugemidler.
9. Fremgangsmåde ifølge krav 7, hvor mindst en polymerfolie er fremstillet af et materiale, der er kompatibelt med resinet, og som smelter eller opløses under hærdningen af resinet.
10. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor i det mindste en del af fiberlagene i trin C) er vedhæftet hinanden eksempelvis ved syning, hæftning eller adhæsion, eksempelvis ved at buge en tacky sammensætning.
11. Fremgangsmåde ifølge ethvert af ovenstående krav, hvor trin (D) udføres ved at bevæge den første formdel (10) til den samlede position med den præformdannende del (12) og så vende den første formdel (10) og den præformdannende del rundt.
12. Fremgangsmåde ifølge ethvert af kravene 1-10, hvor trin D) er udført ved at dreje den præformdannende del (12) rundt og bevæge den til den samlede position med den første formdel (10), mens præformen (14) holdes tilbage i den præformdannende del (12).
DK10796391.0T 2009-12-22 2010-12-22 Fremgangsmåde til fremstilling af en kompositskalstruktur DK2516140T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP09180341A EP2338668A1 (en) 2009-12-22 2009-12-22 Method of producing a composite shell structure
PCT/EP2010/070510 WO2011076857A1 (en) 2009-12-22 2010-12-22 Method of producing a composite shell structure

Publications (1)

Publication Number Publication Date
DK2516140T3 true DK2516140T3 (da) 2017-03-06

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Family Applications (1)

Application Number Title Priority Date Filing Date
DK10796391.0T DK2516140T3 (da) 2009-12-22 2010-12-22 Fremgangsmåde til fremstilling af en kompositskalstruktur

Country Status (7)

Country Link
US (1) US9234500B2 (da)
EP (2) EP2338668A1 (da)
CN (1) CN102834247B (da)
DK (1) DK2516140T3 (da)
ES (1) ES2616704T3 (da)
PL (1) PL2516140T3 (da)
WO (1) WO2011076857A1 (da)

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Also Published As

Publication number Publication date
US20120257984A1 (en) 2012-10-11
CN102834247A (zh) 2012-12-19
US9234500B2 (en) 2016-01-12
WO2011076857A1 (en) 2011-06-30
EP2516140A1 (en) 2012-10-31
ES2616704T3 (es) 2017-06-14
EP2338668A1 (en) 2011-06-29
CN102834247B (zh) 2015-09-02
EP2516140B1 (en) 2016-11-23
PL2516140T3 (pl) 2017-05-31

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