JP2022530222A - 風力タービンブレード及び該風力タービンブレードの製造方法 - Google Patents
風力タービンブレード及び該風力タービンブレードの製造方法 Download PDFInfo
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- JP2022530222A JP2022530222A JP2021563108A JP2021563108A JP2022530222A JP 2022530222 A JP2022530222 A JP 2022530222A JP 2021563108 A JP2021563108 A JP 2021563108A JP 2021563108 A JP2021563108 A JP 2021563108A JP 2022530222 A JP2022530222 A JP 2022530222A
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- wind turbine
- injection
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- resin
- turbine blade
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/718—Weight, e.g. weight per square meter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2603/00—Vanes, blades, propellers, rotors with blades
-
- 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
- F05B2230/00—Manufacture
- F05B2230/20—Manufacture essentially without removing material
-
- 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
- F05B2240/302—Segmented or sectional blades
-
- 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
- F05B2280/00—Materials; Properties thereof
- F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
- F05B2280/6001—Fabrics
-
- 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
- F05B2280/00—Materials; Properties thereof
- F05B2280/60—Properties or characteristics given to material by treatment or manufacturing
- F05B2280/6003—Composites; e.g. fibre-reinforced
-
- 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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- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- General Engineering & Computer Science (AREA)
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- Textile Engineering (AREA)
- Wind Motors (AREA)
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- Laminated Bodies (AREA)
Abstract
Description
本発明のさらに別の目的は、改善された樹脂促進特性を有する複合構造体及び方法を提供することである。
積層構造体に配置された複数の引抜成型素子を含み長さ、幅及び厚さを有する少なくとも1つの複合構造体であって、少なくとも1つの注入促進層が少なくとも1つの前記積層構造体における少なくとも2つの隣接する引抜成型素子の間に配置され幅方向に第1透過係数K1を有し且つ長さ方向にK1よりも小さい他の透過係数K2を有する注入促進層である少なくとも1つの複合構造体と、
少なくとも1つの前記複合構造体に対して配置され、幅方向に第2透過係数K1aを有する少なくとも1つの囲繞層と、を含む風力タービン用の風力タービンブレードであって、
K1は、K1aより大きく、
少なくとも1つの前記注入促進層を通る樹脂の第1注入速度V1は、少なくとも1つの前記囲繞層を通る樹脂の第2注入速度V1aよりも大きいことを特徴とする。
複数の引抜成型素子を準備することと、
幅方向に第2透過係数K1aを有する少なくとも1つの囲繞層をさらに準備することと、
複数の引抜成型素子を少なくとも1つの積層構造体に配置しており、幅方向に第1透過係数K1を有し且つ長さ方向に更にK1よりも小さい透過係数K2を有する少なくとも1つの注入促進層を、少なくとも1つの積層構造体内で隣接する引抜成型素子の間に配置することと、
注入プロセスにより、樹脂を少なくとも1つの積層構造体及び少なくとも1つの囲繞層に導入することと、
樹脂を使用して少なくとも1つの積層構造体を硬化させることで長さ、幅及び厚さを有する複合構造体を形成することと、を含む風力タービンブレードの製造方法であって、
K1は、K1aよりも大きく、
樹脂は、少なくとも1つの注入促進層を第1注入速度V1で通過し、さらに、少なくとも1つの囲繞層を第2注入速度V1aで通過し、
V1は、V1aより大きいことを特徴とする。
シアウェブ18の形態の構造部品は、その後、スパーキャップ12、例えば複合構造体15’上に配置される。
2 風力タービンタワー
3 ナセル
4 ヨー機構
5 風力タービンブレード
6 ロータハブ
7 ピッチ機構
8 先端、第2端部
9 ブレード根元、第1端部
10 前縁部
11 後縁部
12 スパーキャップ
13 第2端部
14 第1端部
15 複合構造体
16 凹部
17 空力シェル
18 シアウェブ
19 引抜成型素子
20 空力シェルのインナースキン
21 空力シェルのアウタースキン
22 コア素子
23 注入促進層
24 注入促進層
25 入口チャネル
25a 出口チャネル
26 幅方向
27 長さ方向
28 厚さ方向
29 複合構造体のインナースキン
30 複合構造体のアウタースキン
31 基板、トレイ
32 蓋、カバー
33 シール
34 真空チャネル
35 出口
36 入口
V0 樹脂の注入速度
V1 注入促進層における注入速度
V1a 囲繞層における注入速度
K1 注入促進層の幅方向の透過係数
K1a 囲繞層の幅方向の透過係数
K2 注入促進層の長さ方向の透過係数
K2a 囲繞層の長さ方向の透過係数
K3 注入促進層の厚さ方向の透過係数
K3a 囲繞層の厚さ方向の透過係数
Claims (13)
- 積層構造体に配置された複数の引抜成型素子を含み長さ、幅及び厚さを有する少なくとも1つの複合構造体であって、少なくとも1つの注入促進層が少なくとも1つの前記積層構造体における少なくとも2つの隣接する引抜成型素子の間に配置され幅方向に第1透過係数K1を有し且つ長さ方向にK1よりも小さい他の透過係数K2を有する注入促進層である少なくとも1つの複合構造体と、
少なくとも1つの前記複合構造体に対して配置され、幅方向に第2透過係数K1aを有する少なくとも1つの囲繞層と、を含む風力タービン用の風力タービンブレードであって、
K1は、K1aより大きく、
少なくとも1つの前記注入促進層を通る樹脂の第1注入速度V1は、少なくとも1つの前記囲繞層を通る樹脂の第2注入速度V1aよりも大きいことを特徴とする、
風力タービンブレード。 - 前記少なくとも1つの注入促進層が一方向性繊維を有するファブリックである、
請求項1に記載の風力タービンブレード。 - 前記繊維が長さ方向に対して85~95度で配向されることを特徴とする、請求項2に記載の風力タービンブレード。
- 前記ファブリックは、無撚糸を含むことを特徴とする、請求項2又は3に記載の風力タービンブレード。
- 少なくとも1つの前記注入促進層の面積重量は、50~300g/平方メートルであることを特徴とする、請求項1~4のいずれか一項に記載の風力タービンブレード。
- 少なくとも1つの前記注入促進層は、厚さ方向に第3透過係数K3をさらに有し、
K1は、K3より大きいことを特徴とする、請求項1~5のいずれか一項に記載の風力タービンブレード。 - 少なくとも1つの前記注入促進層の局所幅は、少なくとも1つの前記積層構造体又は1つの引抜成型素子の局所幅に対応することを特徴とする、請求項1~6のいずれか一項に記載の風力タービンブレード。
- 少なくとも1つの前記囲繞層は、前記風力タービンブレードの空力シェル又は前記複合構造体の一部を形成することを特徴とする、請求項1~7のいずれか一項に記載の風力タービンブレード。
- 前記複合構造は、前記風力タービンブレードのスパーキャップを形成することを特徴とする、請求項1~8のいずれか一項に記載の風力タービンブレード。
- 複数の引抜成型素子を準備することと、
幅方向に第2透過係数K1aを有する少なくとも1つの囲繞層をさらに準備することと、
複数の前記引抜成型素子を少なくとも1つの積層構造体に配置し、幅方向に第1透過係数K1を有し且つ長さ方向に更にK1よりも小さい透過係数K2を有する少なくとも1つの注入促進層を、少なくとも1つの前記積層構造体内で隣接する引抜成型素子の間に配置することと、
注入プロセスにより、樹脂を少なくとも1つの前記積層構造体及び少なくとも1つの前記囲繞層に導入することと、
樹脂を使用して少なくとも1つの前記積層構造体を硬化させることで長さ、幅及び厚さを有する複合構造体を形成することと、を含む風力タービンブレードの製造方法であって、
K1は、K1aよりも大きく、
樹脂は、少なくとも1つの前記注入促進層を第1注入速度V1で通過し、さらに、前記少なくとも1つの囲繞層を第2注入速度V1aで通過し、
V1は、V1aより大きいことを特徴とする、風力タービンブレードの製造方法。 - 前記樹脂を弦方向に導入することを特徴とする、請求項10に記載の方法。
- 複数の前記引抜成型素子及び注入促進層をブレード型又は単一型に敷設し、ブレード型又は単一型内に配置された状態で硬化することを特徴とする、請求項10又は11に記載の方法。
- 風力タービンブレードの複合構造体における樹脂促進層としての、無撚糸含有の一方向性ガラス繊維を含むファブリックの使用。
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