JP2005054798A - カウンタ・スタッガ形圧縮機翼形部 - Google Patents
カウンタ・スタッガ形圧縮機翼形部 Download PDFInfo
- Publication number
- JP2005054798A JP2005054798A JP2004227400A JP2004227400A JP2005054798A JP 2005054798 A JP2005054798 A JP 2005054798A JP 2004227400 A JP2004227400 A JP 2004227400A JP 2004227400 A JP2004227400 A JP 2004227400A JP 2005054798 A JP2005054798 A JP 2005054798A
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- Prior art keywords
- airfoil
- tip
- root
- along
- stagger
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/26—Rotors specially for elastic fluids
- F04D29/32—Rotors specially for elastic fluids for axial flow pumps
- F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
- F04D29/324—Blades
-
- 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
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/02—Formulas of curves
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
【解決手段】 圧縮機翼形部(20)は、前縁及び後縁(30、32)において互いに接合され、かつスパンにわたって根元(34)と先端(36)との間で延びる対向する正圧及び負圧側面(26、28)を含む。本翼形部(20)は、根元(34)の上方で増大しかつ該翼形部のスパン中間ピッチセクション(40)の上方で減少するスタッガを含む。さらに、前縁(30)に沿った凹形の軸方向投影線は、前記前縁に沿って前記根元(34)及び先端(36)が前記ピッチセクション(40)よりも前方に延びている。
【選択図】 図1
Description
12 圧縮機ロータ
14 空気
16 エンジンの軸方向中心軸線
18 外側ケーシング
20 圧縮機翼形部
22 プラットホーム
24 ダブテール
26 正圧側面
28 負圧側面
30 前縁
32 後縁
34 翼形部根元
36 翼形部先端
40 スパン中間ピッチセクション
Claims (10)
- 周囲ケーシング(18)の内側で空気(14)を加圧するための圧縮機翼形部(20)であって、
翼弦方向に対向する前縁及び後縁(30、32)において互いに接合されかつスパンにわたって根元(34)から先端(36)まで延びる横方向に対向する正圧及び負圧側面(26、28)と、
前記根元(34)の上方で増大しかつ前記翼形部のスパン中央ピッチセクション(40)の上方で減少するスタッガと、
前記ピッチセクション(40)の上方で先端(36)まで増大する前記ケーシングに対する二面角と、
を含む翼形部。 - 前記前縁(30)に沿った凹形の軸方向投影線をさらに含み、前記前縁に沿って前記根元(34)及び先端(36)が前記ピッチセクション(40)よりも前方に延びている、請求項1記載の翼形部。
- 前記スタッガが、前記根元(34)からピッチセクションまで大きさが増大し、該ピッチセクションの上方で前記根元のスタッガの大きさに向かって大きさが減少する、請求項2記載の翼形部。
- 前記ピッチセクション(40)の上方での二面角が、前記根元(34)とピッチセクションとの間の二面角と正反対になっている、請求項3記載の翼形部。
- 前記前縁(30)に沿った前記先端(36)における二面角が、前記ピッチセクション(40)の下方におけるよりも大きい、請求項4記載の翼形部。
- 前記先端(36)の前縁及び後縁(30、32)の両方において前向き空気力学的スイープをさらに含む、請求項5記載の翼形部。
- 前記前縁及び後縁(30、32)に沿って前記根元(34)から前記ピッチセクション(40)まで及び前記先端(36)の下方まで後向き空気力学的スイープをさらに含む、請求項6記載の翼形部。
- 前記スタッガが、スパンにわたって負圧側面(28)に沿って前記前縁(30)を凹形に湾曲させるように該前縁に沿って変化している、請求項6記載の翼形部。
- 前記二面角が、前縁及び後縁(30、32)間で前記先端(36)に沿って単一方向になっている、請求項6記載の翼形部。
- 前記スタッガが、前記根元(34)から約60%〜80%スパンの範囲内に位置する最大値を有する、請求項6記載の翼形部。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/634,545 US6899526B2 (en) | 2003-08-05 | 2003-08-05 | Counterstagger compressor airfoil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005054798A true JP2005054798A (ja) | 2005-03-03 |
| JP4667787B2 JP4667787B2 (ja) | 2011-04-13 |
Family
ID=33552914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004227400A Expired - Fee Related JP4667787B2 (ja) | 2003-08-05 | 2004-08-04 | カウンタ・スタッガ形圧縮機翼形部 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6899526B2 (ja) |
| EP (1) | EP1505302B1 (ja) |
| JP (1) | JP4667787B2 (ja) |
| CN (1) | CN100406679C (ja) |
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| JP2008121670A (ja) * | 2006-11-08 | 2008-05-29 | Snecma | ターボ機械用スウェプト型ブレード |
| JP2010112379A (ja) * | 2008-11-06 | 2010-05-20 | General Electric Co <Ge> | バケット先端損失を低減するためのシステム及び方法 |
| WO2012090736A1 (ja) * | 2010-12-28 | 2012-07-05 | 株式会社Ihi | ファン動翼及びファン |
| WO2014142225A1 (ja) * | 2013-03-14 | 2014-09-18 | 三菱電機株式会社 | 羽根車及びこれを用いた軸流送風機 |
| JP2014533809A (ja) * | 2011-11-29 | 2014-12-15 | スネクマ | 特に、一体型ブレード付きディスク用のタービンエンジンブレード |
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| JP2017141816A (ja) * | 2016-02-08 | 2017-08-17 | ゼネラル・エレクトリック・カンパニイ | タービンエンジン圧縮機ブレード |
| JP2021025489A (ja) * | 2019-08-07 | 2021-02-22 | 株式会社Ihi | 軸流式のファン及び圧縮機の動翼 |
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- 2004-08-05 EP EP04254703A patent/EP1505302B1/en not_active Expired - Lifetime
- 2004-08-05 CN CNB2004100560391A patent/CN100406679C/zh not_active Expired - Lifetime
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| JPS5264008A (en) * | 1975-11-21 | 1977-05-27 | Le Metarichiesukii Zabuodo Im | Axiallflow turboocompressors |
| JPS64397A (en) * | 1987-03-13 | 1989-01-05 | Nippon Denso Co Ltd | Blower fan |
| JPH08284887A (ja) * | 1995-04-11 | 1996-10-29 | Toyo Radiator Co Ltd | ファン |
| JPH10196303A (ja) * | 1997-01-16 | 1998-07-28 | Mitsubishi Heavy Ind Ltd | 高性能翼 |
| JP2001055996A (ja) * | 1999-07-30 | 2001-02-27 | General Electric Co <Ge> | ロータブレード |
| JP2001193692A (ja) * | 1999-12-06 | 2001-07-17 | General Electric Co <Ge> | 二重に湾曲した圧縮機翼形部 |
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| JP2010112379A (ja) * | 2008-11-06 | 2010-05-20 | General Electric Co <Ge> | バケット先端損失を低減するためのシステム及び方法 |
| WO2012090736A1 (ja) * | 2010-12-28 | 2012-07-05 | 株式会社Ihi | ファン動翼及びファン |
| US9359064B2 (en) | 2010-12-28 | 2016-06-07 | Ihi Corporation | Fan rotor blade and fan |
| JP2014533809A (ja) * | 2011-11-29 | 2014-12-15 | スネクマ | 特に、一体型ブレード付きディスク用のタービンエンジンブレード |
| WO2014142225A1 (ja) * | 2013-03-14 | 2014-09-18 | 三菱電機株式会社 | 羽根車及びこれを用いた軸流送風機 |
| WO2014141417A1 (ja) * | 2013-03-14 | 2014-09-18 | 三菱電機株式会社 | 羽根車及びこれを用いた軸流送風機 |
| JPWO2014142225A1 (ja) * | 2013-03-14 | 2017-02-16 | 三菱電機株式会社 | 羽根車及びこれを用いた軸流送風機 |
| JP2016527443A (ja) * | 2013-08-07 | 2016-09-08 | スネクマ | タービンエンジンロータブレード |
| JP2017141816A (ja) * | 2016-02-08 | 2017-08-17 | ゼネラル・エレクトリック・カンパニイ | タービンエンジン圧縮機ブレード |
| JP2021025489A (ja) * | 2019-08-07 | 2021-02-22 | 株式会社Ihi | 軸流式のファン及び圧縮機の動翼 |
Also Published As
| Publication number | Publication date |
|---|---|
| US6899526B2 (en) | 2005-05-31 |
| CN1580495A (zh) | 2005-02-16 |
| CN100406679C (zh) | 2008-07-30 |
| JP4667787B2 (ja) | 2011-04-13 |
| EP1505302A1 (en) | 2005-02-09 |
| US20050031454A1 (en) | 2005-02-10 |
| EP1505302B1 (en) | 2013-01-09 |
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