JP2006524772A - 風力発電設備のローターブレード - Google Patents
風力発電設備のローターブレード Download PDFInfo
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- JP2006524772A JP2006524772A JP2006504897A JP2006504897A JP2006524772A JP 2006524772 A JP2006524772 A JP 2006524772A JP 2006504897 A JP2006504897 A JP 2006504897A JP 2006504897 A JP2006504897 A JP 2006504897A JP 2006524772 A JP2006524772 A JP 2006524772A
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- 238000010248 power generation Methods 0.000 title claims abstract description 56
- 230000004048 modification Effects 0.000 description 13
- 238000012986 modification Methods 0.000 description 13
- 238000013461 design Methods 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 238000011161 development Methods 0.000 description 4
- 230000018109 developmental process Effects 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- UJCHIZDEQZMODR-BYPYZUCNSA-N (2r)-2-acetamido-3-sulfanylpropanamide Chemical compound CC(=O)N[C@@H](CS)C(N)=O UJCHIZDEQZMODR-BYPYZUCNSA-N 0.000 description 1
- 241001669680 Dormitator maculatus Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
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- 230000000903 blocking effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
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- 238000011084 recovery Methods 0.000 description 1
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- 230000003068 static effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Images
Classifications
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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
-
- 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
- F03D1/0608—Rotors characterised by their aerodynamic shape
- F03D1/0633—Rotors characterised by their aerodynamic shape of the blades
- F03D1/0641—Rotors characterised by their aerodynamic shape of the blades of the section profile of the blades, i.e. aerofoil profile
-
- 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
-
- 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
- F05B2240/31—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape
- F05B2240/311—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor of changeable form or shape flexible or elastic
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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
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Wind Motors (AREA)
Abstract
Description
2 ローターブレード後縁中心
3 ローターブレード後縁
4 末端点
5 ローターブレードチップ
7 骨格線
8 ローターブレード
9 正圧面
10 負圧面
30 ローターブレードセクション
100 ローターブレード
110 前部領域
120 ローターブレード根部
140 後部ボックス
160 クローズドレセプタクル
170 圧縮機
180 変形可能な材料
200 リール
210 リールコア
220 ヒンジピン
240 平面要素
250 追加要素
260 薄板状要素
280 圧縮スプリング
300 折り畳みアーム
320 回動式フープ
340 支持ポイント
Claims (19)
- 風力発電システム用のローターブレードであって、
前記ローターブレードの最大厚みの位置は概ね15%と40%との間に、好ましくは23%と28%との間に存在し、最大断面厚みは概ね20%と45%との間に、好ましくは32%と36%との間に存在し、前記ローターブレードは好ましくは二つの部材からなることを特徴とするローターブレード。 - ローターブレード横断面は骨格線によって表され、その最大そりは50°と70°との間に、好ましくは60°と65°との間に存在することを特徴とする請求項1に記載のローターブレード。
- 前記最大そりは概ね3%〜10%、好ましくは4%〜7%であることを特徴とする請求項2に記載のローターブレード。
- 前記横断面は好ましくは、ローターブレードマウントに隣接配置されたローターブレードの下側三分の一において具現化されることを特徴とする請求項1ないし請求項3のいずれか1項に記載のローターブレード。
- 正圧面および負圧面を有し、前記正圧面は凹状そりを備えた部分を含み、かつ略直線状部分が前記負圧面に設けられていることを特徴とする請求項1ないし請求項4のいずれか1項に記載のローターブレード。
- ハブフェアリングと共にローターハブに取り付けられた少なくとも一つのローターブレードを備えた風力発電システムであって、
ローターブレードのセクションは前記ハブフェアリングの外面上で具現化されると共にそれに堅固に連結されており、前記ローターブレードの前記セクションは風力発電システムの前記ローターブレードの一体部分を形成しないことを特徴とする風力発電システム。 - 前記ハブフェアリング上で具現化された前記ローターブレードの前記断面は本質的に前記ハブ近傍の領域における前記ローターブレードの断面に対応することを特徴とする請求項6に記載の風力発電システム。
- 前記ハブフェアリング上で具現化された前記ローターブレードの前記セクションは適所に固定され、かつ風速が基準風速以下でありかつローターブレードが基準風速のためのポジションに調整される場合に前記ハブ近傍の前記ローターブレードの領域の下方に直接位置するよう本質的に整列させられることを特徴とする請求項7に記載の風力発電システム。
- 請求項1ないし請求項5のいずれか1項に記載の少なくとも一つのローターブレードを備えた風力発電システム。
- 少なくとも一つのローターブレードを備えたローターを具備してなり、その最大断面厚さは前記ローターブレードハブの領域に存在し、前記断面厚さと前記ローター直径との間の比は、概ね0.04と0.1との間に、好ましくは0.055と0.7との間に存在する値、たとえば0.061という値を呈することを特徴とする特に請求項9に記載の風力発電システム。
- 発電機を収容する電力ハウスと前記発電機に接続されたローターとを備えた、特に請求項9または請求項10に記載の風力発電システムであって、
前記ローターは少なくとも二つのローターブレードを具備し、前記ローターはフェアリング(スピナー)を備えたハブを含み、前記ローターブレードの断面厚さと前記スピナーの直径との間の比は0.4以上、好ましくは0.5と1との間であることを特徴とする風力発電システム。 - 好ましくは一つ以上のローターブレードを具備してなるローターを備えた、特に請求項6ないし請求項11のいずれか1項に記載の風力発電システムであって、
前記ローターブレードは、最適空力形状に大体において類似する台形状を有し、前記ローターブレードはローターブレード根部の領域においてその最大幅を有し、風力発電システムのナセルに面する前記ローターブレード根部のエッジは、それが本質的に前記ナセルの外部輪郭を(長手方向に)たどるよう具現化されていることを特徴とする風力発電システム。 - 前記ナセルに面する前記ローターブレードの下側エッジは、前記ローターブレードがフェザリングピッチポジションとなるよう回転させられた際、前記根部領域において前記ナセルの外部輪郭と略平行に存在することを特徴とする請求項12に記載の風力発電システム。
- 前記ナセルに面する前記ローターブレードの下側エッジと前記ナセルの外部輪郭との間の距離は、フェザリングピッチポジションにおいては50cm以下であり、好ましくは20cm以下であることを特徴とする請求項13に記載の風力発電システム。
- 前記ローターブレードは、前記根部領域において前記ローターブレードの主面から傾斜していることを特徴とする請求項6ないし請求項14のいずれか1項に記載の風力発電システム。
- 前記ローターブレードは前記根部領域において二つの部材で具現化されており、その分割線は前記ローターブレードの長手方向に向けられていることを特徴とする請求項6ないし請求項15のいずれか1項に記載の風力発電システム。
- 前記ローターブレードの前記二つの部材は、前記ローターブレードの、風力発電システムへの取り付けまで組み立てられないことを特徴とする請求項16に記載の風力発電システム。
- 前記ローターブレードの前記部材は、輸送中、分離された状態のままであることを特徴とする請求項16または請求項17に記載の風力発電システム。
- 風力発電システムは、負圧面および正圧面によって特徴付けられる少なくとも一つのローターブレードを含み、前記負圧面の長さと前記正圧面の長さとの間の比は1.2よりも小さく、好ましくは1.1よりも小さく、特に1と1.03との間にあることを特徴とする特に請求項6ないし請求項18のいずれか1項に記載の風力発電システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10319246A DE10319246A1 (de) | 2003-04-28 | 2003-04-28 | Rotorblatt einer Windenergieanlage |
PCT/EP2004/003294 WO2004097215A1 (de) | 2003-04-28 | 2004-03-29 | Rotorblatt einer windenergieanlage |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2009244773A Division JP5334796B2 (ja) | 2003-04-28 | 2009-10-23 | 風力発電設備のローターブレード |
Publications (2)
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JP2006524772A true JP2006524772A (ja) | 2006-11-02 |
JP4504971B2 JP4504971B2 (ja) | 2010-07-14 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006504897A Expired - Fee Related JP4504971B2 (ja) | 2003-04-28 | 2004-03-29 | 風力発電設備のローターブレード |
JP2009244773A Expired - Fee Related JP5334796B2 (ja) | 2003-04-28 | 2009-10-23 | 風力発電設備のローターブレード |
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JP2009244773A Expired - Fee Related JP5334796B2 (ja) | 2003-04-28 | 2009-10-23 | 風力発電設備のローターブレード |
Country Status (17)
Country | Link |
---|---|
US (1) | US7946803B2 (ja) |
EP (2) | EP2258943A3 (ja) |
JP (2) | JP4504971B2 (ja) |
KR (1) | KR100812796B1 (ja) |
CN (1) | CN100366893C (ja) |
AR (1) | AR046912A1 (ja) |
AU (1) | AU2004234487B2 (ja) |
BR (1) | BRPI0409782B1 (ja) |
CA (2) | CA2683764C (ja) |
DE (1) | DE10319246A1 (ja) |
DK (1) | DK1620646T3 (ja) |
ES (1) | ES2778830T3 (ja) |
NO (1) | NO20055599L (ja) |
NZ (1) | NZ543574A (ja) |
PT (1) | PT1620646T (ja) |
WO (1) | WO2004097215A1 (ja) |
ZA (1) | ZA200508323B (ja) |
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- 2004-03-29 KR KR1020057020515A patent/KR100812796B1/ko active IP Right Grant
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Also Published As
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ZA200508323B (en) | 2006-06-28 |
AU2004234487A1 (en) | 2004-11-11 |
CA2524208C (en) | 2012-02-28 |
DE10319246A1 (de) | 2004-12-16 |
KR100812796B1 (ko) | 2008-03-12 |
DK1620646T3 (da) | 2020-04-14 |
EP1620646A1 (de) | 2006-02-01 |
KR20060017761A (ko) | 2006-02-27 |
CA2683764A1 (en) | 2004-11-11 |
ES2778830T3 (es) | 2020-08-12 |
CA2524208A1 (en) | 2004-11-11 |
JP5334796B2 (ja) | 2013-11-06 |
EP2258943A2 (de) | 2010-12-08 |
AU2004234487B2 (en) | 2009-02-19 |
NZ543574A (en) | 2009-02-28 |
CN1780982A (zh) | 2006-05-31 |
EP1620646B1 (de) | 2020-01-22 |
BRPI0409782B1 (pt) | 2014-05-20 |
BRPI0409782A (pt) | 2006-05-30 |
US20070036657A1 (en) | 2007-02-15 |
PT1620646T (pt) | 2020-04-23 |
EP2258943A3 (de) | 2013-10-02 |
JP4504971B2 (ja) | 2010-07-14 |
JP2010043650A (ja) | 2010-02-25 |
CA2683764C (en) | 2013-04-30 |
US7946803B2 (en) | 2011-05-24 |
CN100366893C (zh) | 2008-02-06 |
AR046912A1 (es) | 2006-01-04 |
WO2004097215A1 (de) | 2004-11-11 |
NO20055599L (no) | 2005-11-25 |
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