JP3991103B2 - 七円弧薄型翼 - Google Patents
七円弧薄型翼 Download PDFInfo
- Publication number
- JP3991103B2 JP3991103B2 JP2003271283A JP2003271283A JP3991103B2 JP 3991103 B2 JP3991103 B2 JP 3991103B2 JP 2003271283 A JP2003271283 A JP 2003271283A JP 2003271283 A JP2003271283 A JP 2003271283A JP 3991103 B2 JP3991103 B2 JP 3991103B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- wing
- arc
- leading edge
- thin
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Lifetime
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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
- Y02E10/20—Hydro energy
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Landscapes
- Hydraulic Turbines (AREA)
- Wind Motors (AREA)
Description
前記基本円弧面R1、R7と前記上下の凸曲面R3、R5間の曲面R2、R6がそれぞれ凹曲面であり、かつ前記基本円弧面R7が凹曲面、前記基本円弧面R1が凸曲面であること、
前記翼面(51)の少なくとも表面側に翅脈状の凸紋様が形成されていることを特徴とする翼である。
2 胴体
3 風車
4 回転軸
5 翼
51 翼面
52 断面楕円状の前縁
53 付け根部分
6 垂直尾翼
R1・R7 翼面上下の基本円弧面
R2・R6 上下の凹曲面
R3・R5 上下の凸曲面
R4 前縁凸曲面
Claims (2)
- 風車、水車、航空機その他の薄型翼であって、その断面形状が最大7個の円弧の連続によって構成され、かつ翼面(51)の前縁(52)の断面形状がほぼ円状又は楕円状に形成されており、R1、R7を翼上下の基本円弧面、R3、R5を前記円状又は楕円状の上下の凸曲面、R4を前記円状又は楕円状の前縁凸曲面とすると、
前記基本円弧面R1、R7と前記上下の凸曲面R3、R5間の曲面R2、R6がそれぞれ凹曲面であり、かつ前記基本円弧面R7が凹曲面、前記基本円弧面R1が凸曲面であること、
前記翼面(51)の少なくとも表面側に翅脈状の凸紋様が形成されていることを特徴とする翼。 - 前記の断面楕円状の前縁(52)が中空形状であることを特徴とする請求項1に記載の翼。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003271283A JP3991103B2 (ja) | 2003-07-07 | 2003-07-07 | 七円弧薄型翼 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003271283A JP3991103B2 (ja) | 2003-07-07 | 2003-07-07 | 七円弧薄型翼 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007117736A Division JP2007205359A (ja) | 2007-04-26 | 2007-04-26 | 薄型翼 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005030317A JP2005030317A (ja) | 2005-02-03 |
JP3991103B2 true JP3991103B2 (ja) | 2007-10-17 |
Family
ID=34209212
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003271283A Expired - Lifetime JP3991103B2 (ja) | 2003-07-07 | 2003-07-07 | 七円弧薄型翼 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3991103B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015066986A1 (zh) * | 2013-11-07 | 2015-05-14 | 广州红鹰能源科技有限公司 | 一种水平轴风力发电机 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5512714B2 (ja) * | 2012-02-14 | 2014-06-04 | 株式会社ヘレナ・インターナショナル | 翼部材 |
JP6378366B2 (ja) | 2015-01-07 | 2018-08-22 | 国立大学法人長岡技術科学大学 | 流体発電用回転装置および流体発電装置 |
CN106401866B (zh) * | 2016-08-22 | 2023-06-16 | 内蒙古工业大学 | 刀锋形风力机叶片 |
AU2017372883B2 (en) * | 2016-12-09 | 2019-01-17 | Kinetic NRG Technologies Pty Ltd | A hydrokinetic power generator |
-
2003
- 2003-07-07 JP JP2003271283A patent/JP3991103B2/ja not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2015066986A1 (zh) * | 2013-11-07 | 2015-05-14 | 广州红鹰能源科技有限公司 | 一种水平轴风力发电机 |
Also Published As
Publication number | Publication date |
---|---|
JP2005030317A (ja) | 2005-02-03 |
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