JP2012092662A5 - - Google Patents
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- JP2012092662A5 JP2012092662A5 JP2010238043A JP2010238043A JP2012092662A5 JP 2012092662 A5 JP2012092662 A5 JP 2012092662A5 JP 2010238043 A JP2010238043 A JP 2010238043A JP 2010238043 A JP2010238043 A JP 2010238043A JP 2012092662 A5 JP2012092662 A5 JP 2012092662A5
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Description
上記課題を解決するために、本発明の風車翼およびこれを備えた風力発電装置ならびに風車翼の設計方法は以下の手段を採用する。
すなわち、本発明にかかる風車翼は、翼先端側から翼根側にかけて翼厚比が増大する風車翼において、翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置が設けられ、前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置が設けられている翼断面を有することを特徴とする。
In order to solve the above-mentioned problems, the wind turbine blade of the present invention, the wind turbine generator equipped with the wind turbine blade, and the wind turbine blade design method employ the following means.
That is, the wind turbine blade according to the present invention is a wind turbine blade whose blade thickness ratio increases from the blade tip side to the blade root side. The maximum blade thickness position where the blade thickness is maximum is provided in the range of X / C of 0.28 or more and 0.32 or less, and the chord direction position X / C is in the range of 0.45 or more and 0.55 or less. A blade section having a maximum camber position where the camber is maximum is provided.
また、本発明の風車翼の設計方法は、翼先端側から翼根側にかけて翼厚比が増大する風車翼の設計方法において、翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置を設け、前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置を設けることを特徴とする。 The wind turbine blade design method of the present invention is a wind turbine blade design method in which the blade thickness ratio increases from the blade tip side to the blade root side. In the range where the chord direction position X / C is 0.28 or more and 0.32 or less, a maximum blade thickness position where the blade thickness is maximum is provided, and the chord direction position X / C is 0.45 or more and 0.00. A maximum camber position where the camber is maximum is provided within a range of 55 or less.
Claims (5)
翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置が設けられ、
前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置が設けられ、
前記キャンバの分布が、前記最大キャンバ位置を中心として前記翼弦方向に略対称とされていることを特徴とする風車翼。 In wind turbine blades where the blade thickness ratio increases from the blade tip side to the blade root side,
The maximum blade thickness position where the blade thickness is the maximum is within the range of the chord direction position X / C obtained by dividing the distance X from the leading edge along the chord line by the chord length C within the range of 0.28 to 0.32. Provided,
In the range where the chord direction position X / C is 0.45 or more and 0.55 or less, a maximum camber position where the camber is maximum is provided ,
The wind turbine blade according to claim 1, wherein the camber distribution is substantially symmetrical with respect to the chord direction about the maximum camber position .
翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置が設けられ、
前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置が設けられ、
前記最大翼厚を前記コード長で除した翼厚比が12%以上21%以下の範囲とされた風車翼端に、前記翼断面が設けられていることを特徴とする風車翼。 In wind turbine blades where the blade thickness ratio increases from the blade tip side to the blade root side,
The maximum blade thickness position where the blade thickness is the maximum is within the range of the chord direction position X / C obtained by dividing the distance X from the leading edge along the chord line by the chord length C within the range of 0.28 to 0.32. Provided,
In the range where the chord direction position X / C is 0.45 or more and 0.55 or less, a maximum camber position where the camber is maximum is provided ,
The wind turbine blade, wherein the blade cross section is provided at a wind turbine blade end in which a blade thickness ratio obtained by dividing the maximum blade thickness by the cord length is in a range of 12% to 21% .
該風車翼の翼根側に接続され、該風車翼によって回転させられるロータと、
該ロータによって得られた回転力を電気出力に変換する発電機と、
を備えていることを特徴とする風力発電装置。 A wind turbine blade according to claim 1 or 2 ,
A rotor connected to the blade root side of the wind turbine blade and rotated by the wind turbine blade;
A generator that converts the rotational force obtained by the rotor into an electrical output;
A wind turbine generator comprising:
翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置を設け、
前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置を設け、
前記キャンバの分布を、前記最大キャンバ位置を中心として前記翼弦方向に略対称とすることを特徴とする風車翼の設計方法。 In a wind turbine blade design method in which the blade thickness ratio increases from the blade tip side to the blade root side,
The maximum blade thickness position where the blade thickness is maximum is within the range where the chord length position X / C, which is obtained by dividing the distance X from the leading edge along the chord line by the cord length C, is 0.28 or more and 0.32 or less. Provided,
In the range where the chord direction position X / C is 0.45 or more and 0.55 or less, a maximum camber position where the camber is maximum is provided ,
A wind turbine blade design method characterized in that the camber distribution is substantially symmetrical in the chord direction about the maximum camber position .
翼弦線に沿う前縁からの距離Xをコード長Cで除した翼弦方向位置X/Cが0.28以上0.32以下の範囲内に、翼厚が最大となる最大翼厚位置を設け、
前記翼弦方向位置X/Cが0.45以上0.55以下の範囲内に、キャンバが最大となる最大キャンバ位置を設け、
前記最大翼厚を前記コード長で除した翼厚比が12%以上21%以下の範囲とされた風車翼端に、前記翼断面が設けることを特徴とする風車翼の設計方法。 In a wind turbine blade design method in which the blade thickness ratio increases from the blade tip side to the blade root side,
The maximum blade thickness position where the blade thickness is maximum is within the range where the chord length position X / C, which is obtained by dividing the distance X from the leading edge along the chord line by the cord length C, is 0.28 or more and 0.32 or less. Provided,
In the range where the chord direction position X / C is 0.45 or more and 0.55 or less, a maximum camber position where the camber is maximum is provided ,
A design method of a wind turbine blade , wherein the blade cross section is provided at a wind turbine blade tip in which a blade thickness ratio obtained by dividing the maximum blade thickness by the cord length is in a range of 12% to 21% .
Priority Applications (11)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010238043A JP5433554B2 (en) | 2010-10-22 | 2010-10-22 | Wind turbine blade, wind power generator equipped with the wind turbine blade, and wind turbine blade design method |
PCT/JP2011/074176 WO2012053602A1 (en) | 2010-10-22 | 2011-10-20 | Wind turbine, wind power generation device provided therewith, and wind turbine design method |
CN201180042131.0A CN103080541B (en) | 2010-10-22 | 2011-10-20 | Awe and possess the wind generating unit of this awe and the design method of awe |
EP16198195.6A EP3179094B1 (en) | 2010-10-22 | 2011-10-20 | Wind turbine blade, wind power generation system including the same, and method for designing wind turbine blade |
CN201510243491.7A CN104929866B (en) | 2010-10-22 | 2011-10-20 | Windmill wing and possess the wind power generation plant of the windmill wing and the design method of windmill wing |
EP16198206.1A EP3179095B1 (en) | 2010-10-22 | 2011-10-20 | Wind turbine blade, wind power generation system including the same, and method for designing wind turbine blade |
EP18152981.9A EP3343024B1 (en) | 2010-10-22 | 2011-10-20 | Wind turbine blade, wind power generation system including the same, and method for designing wind turbine blade |
KR1020137004629A KR20130041263A (en) | 2010-10-22 | 2011-10-20 | Wind turbine, wind power generation device provided therewith, and wind turbine design method |
CN201510242071.7A CN104929865B (en) | 2010-10-22 | 2011-10-20 | Awe and have the wind power generation plant of the awe and the design method of awe |
EP11834441.5A EP2631474B1 (en) | 2010-10-22 | 2011-10-20 | Wind turbine blade, wind power generation system including the same, and method for designing wind turbine blade |
US13/825,912 US9790795B2 (en) | 2010-10-22 | 2011-10-20 | Wind turbine blade, wind power generation system including the same, and method for designing wind turbine blade |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010238043A JP5433554B2 (en) | 2010-10-22 | 2010-10-22 | Wind turbine blade, wind power generator equipped with the wind turbine blade, and wind turbine blade design method |
Publications (3)
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JP2012092662A JP2012092662A (en) | 2012-05-17 |
JP2012092662A5 true JP2012092662A5 (en) | 2013-03-14 |
JP5433554B2 JP5433554B2 (en) | 2014-03-05 |
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JP2010238043A Active JP5433554B2 (en) | 2010-10-22 | 2010-10-22 | Wind turbine blade, wind power generator equipped with the wind turbine blade, and wind turbine blade design method |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6126823B2 (en) * | 2012-11-19 | 2017-05-10 | エグチホールディングス株式会社 | Blade for wind power generator and manufacturing method thereof |
JP2015075062A (en) * | 2013-10-11 | 2015-04-20 | 株式会社日立製作所 | Axial flow type blade, and wind power generation apparatus using the same |
CN103939283B (en) * | 2014-04-29 | 2017-01-11 | 苏州飞能可再生能源科技有限公司 | Blade special for vertical axis wind turbine |
CN108468620A (en) * | 2018-06-01 | 2018-08-31 | 天津超算科技有限公司 | Vane airfoil profile and wind-driven generator |
CN115593612B (en) * | 2022-12-15 | 2023-04-25 | 中国空气动力研究与发展中心空天技术研究所 | Self-balancing stall-resistant high-performance airfoil |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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GB647159A (en) * | 1946-09-16 | 1950-12-06 | Maurice Adolph Garbell | Improvements in or relating to a lifting surface and method of designing same |
US4519746A (en) * | 1981-07-24 | 1985-05-28 | United Technologies Corporation | Airfoil blade |
EP0113466B1 (en) * | 1982-12-30 | 1988-11-30 | The Boeing Company | Tapered thickness-chord ratio wing |
FR2590229B1 (en) * | 1985-11-19 | 1988-01-29 | Onera (Off Nat Aerospatiale) | IMPROVEMENTS ON AIR PROPELLERS WITH REGARD TO THE PROFILE OF THEIR BLADES |
IL105107A (en) * | 1992-03-18 | 1996-06-18 | Advanced Wind Turbines Inc | Wind turbines |
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