JP7282889B2 - 中空複合構造、とくには風力タービンロータブレード用の桁ビームを製造するための方法、および関連のマンドレル - Google Patents
中空複合構造、とくには風力タービンロータブレード用の桁ビームを製造するための方法、および関連のマンドレル Download PDFInfo
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- JP7282889B2 JP7282889B2 JP2021532199A JP2021532199A JP7282889B2 JP 7282889 B2 JP7282889 B2 JP 7282889B2 JP 2021532199 A JP2021532199 A JP 2021532199A JP 2021532199 A JP2021532199 A JP 2021532199A JP 7282889 B2 JP7282889 B2 JP 7282889B2
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- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/50—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible
- B29C33/505—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling elastic or flexible cores or mandrels, e.g. inflatable
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- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
- B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
-
- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/44—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using isostatic pressure, e.g. pressure difference-moulding, vacuum bag-moulding, autoclave-moulding or expanding rubber-moulding
- B29C70/446—Moulding structures having an axis of symmetry or at least one channel, e.g. tubular structures, frames
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- 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
- B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
- B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
- B29C70/28—Shaping operations therefor
- B29C70/40—Shaping or impregnating by compression not applied
- B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
- B29C70/46—Shaping 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
- B29C70/48—Shaping 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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D99/00—Subject matter not provided for in other groups of this subclass
- B29D99/0025—Producing blades or the like, e.g. blades for turbines, propellers, or wings
- B29D99/0028—Producing blades or the like, e.g. blades for turbines, propellers, or wings hollow blades
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- 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
- B29L2031/082—Blades, e.g. for helicopters
- B29L2031/085—Wind turbine blades
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Wind Motors (AREA)
Description
30 第1のブレードセグメント
32 第2のブレードセグメント
34 翼弦方向ジョイント、ジョイント線
36 内部支持構造
40 桁ビーム構造
42 桁部分
44 せん断ウェブ
46 負圧側桁キャップ
48 正圧側桁キャップ
52 ボルト管
54 端部構造、より小さな開放端
102 中空複合構造、構造部品
104 繊維強化材料
106 カーボン引き抜きロッド、カーボン引き抜き材、繊維強化材料
107 繊維マット、繊維ボード、繊維強化材料
108 マンドレル
110 第1の金型構成要素
112 第2の金型構成要素
114 圧縮性材料、発泡材料、連続気泡発泡体
118 発泡材料、独立気泡発泡体
120 より大きな閉鎖端
122 より小さな開放端、開口部
124 コア
126 気密カバー
128 配管
130 真空源
132 取付具
Claims (12)
- 中空複合構造(102)を製造するための方法であって、
金型(110)内でマンドレル(108)の周囲に繊維強化材料(104)を配置するステップと、
前記金型(110)内の前記マンドレル(108)の堅固な中立状態を維持するステップであって、前記マンドレル(108)は、前記堅固な中立状態において、前記中空複合構造(102)の所望の形状に対応する所定の形状を有するととともに、前記堅固な中立状態において、前記繊維強化材料(104)の積層および硬化の間、前記所定の形状を維持するための剛性を有する圧縮性材料(114)を含み、前記マンドレル(108)は、前記圧縮性材料(114)よりも圧縮性が高いか、あるいは圧縮性が低いコア構成要素(124)と、前記圧縮性材料(114)を取り囲む気密カバー(126)とを備え、前記圧縮性材料(114)は、第1の固体発泡材料を含み、前記コア構成要素(124)は、前記第1の固体発泡材料よりも堅固であるか、あるいは前記第1の固体発泡材料よりも堅固でない第2の固体発泡材料を含む、ステップと、
前記繊維強化材料(104)を樹脂で硬化させるステップと、
硬化後に、前記マンドレル(108)について真空を引き、前記圧縮性材料(114)を圧縮するステップと、
前記圧縮されたマンドレル(108)を前記中空複合構造(102)の開口部(122)を通って引き出すステップと
を含んでおり、前記開口部(122)は、前記マンドレル(108)の前記堅固な中立状態において前記マンドレル(108)を前記開口部(122)を通って引き出すことができないサイズを有する、方法。 - 前記中空複合構造(102)は、より大きな閉鎖端(120)と、より小さな開放端(122)とを有する先細りの箱形ビーム構造であり、前記圧縮されたマンドレル(108)は、前記より小さな開放端を通って引き出される、請求項1に記載の方法。
- 前記箱形ビーム構造は、風力タービンロータブレードに用いるための桁構造である、請求項2に記載の方法。
- 前記第1の固体発泡材料は、連続気泡発泡材料(114)または独立気泡発泡材料(118)である、請求項1に記載の方法。
- 前記第2の固体発泡材料は、連続気泡発泡材料(114)または独立気泡発泡材料(118)である、請求項1に記載の方法。
- 前記気密カバー(126)を真空源(130)に接続することによって前記マンドレル(108)について真空が引かれ、前記方法は、前記マンドレル(108)を元の堅固な中立状態に戻すために前記気密カバー(126)を通気するステップをさらに含む、請求項1乃至5のいずれか1項に記載の方法。
- 中空複合構造(102)の製造に使用するためのマンドレル(108)であって、
堅固な中立状態、および前記中空複合構造(102)の所望の形状に対応する所定の形状を有する圧縮性材料(114)であって、前記圧縮性材料(114)は、前記堅固な中立状態において、前記マンドレル(108)の周囲に配置される繊維強化材料(104)の積層および硬化の間、前記所定の形状を維持するための剛性を備え、前記圧縮性材料(114)は、真空が加えられたときに圧縮された状態へと変化可能であり、前記圧縮性材料(114)は、前記真空が解放されたときに前記堅固な中立状態に復帰可能である、圧縮性材料(114)と、
前記圧縮性材料(114)よりも圧縮性が高いか、あるいは圧縮性が低いコア構成要素(124)と、
前記圧縮性材料(114)を取り囲む気密カバー(126)と
を含み、
前記圧縮性材料(114)は、第1の固体発泡材料を含み、前記コア構成要素(124)は、前記第1の固体発泡材料よりも堅固であるか、あるいは前記第1の固体発泡材料よりも堅固でない第2の固体発泡材料を含む、マンドレル(108)。 - 前記所定の形状は、前記中空複合構造(102)の所望の先細りの箱形ビーム形状に対応する先細りの形状であり、前記先細りの形状は、より大きな断面の端部と、反対側のより小さな断面の端部とを備える、請求項7に記載のマンドレル(108)。
- 前記第1の固体発泡材料は、連続気泡発泡材料(114)または独立気泡発泡材料(118)である、請求項7に記載のマンドレル。
- 前記第2の固体発泡材料は、連続気泡発泡材料(114)または独立気泡発泡材料(118)である、請求項7に記載のマンドレル。
- 前記気密カバー(126)を真空源(130)に接続することによって前記マンドレル(108)について前記真空が引かれる、請求項7乃至10のいずれか1項に記載のマンドレル(108)。
- 前記気密カバー(126)における通気口をさらに備える、請求項7乃至11のいずれか1項に記載のマンドレル(108)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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PCT/US2018/064827 WO2020122862A1 (en) | 2018-12-11 | 2018-12-11 | Method for manufacturing a hollow composite structure, particularly a spar beam for a wind turbine rotor blade, and an associated mandrel |
Publications (2)
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JP2022520697A JP2022520697A (ja) | 2022-04-01 |
JP7282889B2 true JP7282889B2 (ja) | 2023-05-29 |
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JP2021532199A Active JP7282889B2 (ja) | 2018-12-11 | 2018-12-11 | 中空複合構造、とくには風力タービンロータブレード用の桁ビームを製造するための方法、および関連のマンドレル |
Country Status (8)
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US (1) | US11878444B2 (ja) |
EP (1) | EP3894194A1 (ja) |
JP (1) | JP7282889B2 (ja) |
CN (1) | CN113165284B (ja) |
AU (1) | AU2018452333A1 (ja) |
CA (1) | CA3121890A1 (ja) |
MX (1) | MX2021006487A (ja) |
WO (1) | WO2020122862A1 (ja) |
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GB202015168D0 (en) | 2020-09-25 | 2020-11-11 | Blade Dynamics Ltd | Male spar beam for a segmented wind turbine blade |
EP4392244A1 (en) * | 2021-08-25 | 2024-07-03 | LM Wind Power A/S | Mandrel device for manufacturing a segmented wind turbine blade and method of manufacturing a hollow spar beam |
EP4241963B1 (en) | 2022-03-11 | 2025-02-12 | LM Wind Power A/S | Mandrel for producing a hollow composite component of a wind turbine rotor blade and method using the mandrel |
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US20220016808A1 (en) | 2022-01-20 |
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US11878444B2 (en) | 2024-01-23 |
CA3121890A1 (en) | 2020-06-18 |
MX2021006487A (es) | 2021-11-25 |
BR112021009989A2 (pt) | 2021-08-17 |
EP3894194A1 (en) | 2021-10-20 |
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