JPWO2018147162A1 - 軸流機械の翼 - Google Patents
軸流機械の翼 Download PDFInfo
- Publication number
- JPWO2018147162A1 JPWO2018147162A1 JP2018567394A JP2018567394A JPWO2018147162A1 JP WO2018147162 A1 JPWO2018147162 A1 JP WO2018147162A1 JP 2018567394 A JP2018567394 A JP 2018567394A JP 2018567394 A JP2018567394 A JP 2018567394A JP WO2018147162 A1 JPWO2018147162 A1 JP WO2018147162A1
- Authority
- JP
- Japan
- Prior art keywords
- curved surface
- fillet
- region
- front edge
- airfoil portion
- 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.)
- Granted
Links
Images
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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
-
- 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
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
- F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
-
- 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
-
- 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
- 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
- F01D5/145—Means for influencing boundary layers or secondary circulations
-
- 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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/12—Fluid guiding means, e.g. vanes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2250/00—Geometry
- F05D2250/70—Shape
- F05D2250/71—Shape curved
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
- F05D2260/941—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF] particularly aimed at mechanical or thermal stress reduction
-
- 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
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)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (6)
- 腹面及び背面を有する翼型部と、
シュラウド或いはプラットフォームとしてのエンドウォールと、
前記翼型部と前記エンドウォールの接続部に沿って設けられ、前記翼型部から前記エンドウォールに向けて延伸する曲面として形成されるフィレットと、
を備え、
前記フィレットは、前記接続部に沿って設けられる第1の曲面及び第2の曲面を含み、
前記第2の曲面の曲率半径は、前記第1の曲面の曲率半径よりも小さく、
前記第1の曲面は、前記フィレットが形成される領域のうちの背面側において少なくとも前記翼型部の前縁側及び後縁側の各箇所に形成され、前記第2の曲面は前記領域において前記第1の曲面が形成される箇所以外の箇所に形成される
軸流機械の翼。 - 前記領域の前記背面側において、前記第2の曲面は、前記前縁側の前記第1の曲面と前記後縁側の前記第1の曲面との間に形成されている
請求項1に記載の軸流機械の翼。 - 前記第1の曲面は、前記領域の前記背面側において前記翼型部の前縁から後縁まで連続的に形成されている
請求項1に記載の軸流機械の翼。 - 前記前縁側の前記第1の曲面は、前記翼型部の前縁を経由して前記領域の腹面側に延伸して前記第2の曲面に接続し、
前記後縁側の前記第1の曲面は、前記翼型部の後縁を経由して前記領域の前記腹面側に延伸して前記第2の曲面に接続している
請求項1〜3の何れか一項に記載の軸流機械の翼。 - 前記前縁側の前記第1の曲面は、前記領域の腹面側において前記前縁から前記翼型部のコード長の10%の範囲で前記2の曲面に接続し、
前記後縁側の前記第1の曲面は、前記領域の腹面側において前記後縁から前記翼型部のコード長の10%の範囲で前記2の曲面に接続する
請求項4に記載の軸流機械の翼。 - 前記翼は静翼であり、
前記フィレットは前記翼型部と前記シュラウドとしての前記エンドウォールとの接続部に沿って設けられる
請求項1〜5の何れか一項に記載の軸流機械の翼。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017020578 | 2017-02-07 | ||
JP2017020578 | 2017-02-07 | ||
PCT/JP2018/003440 WO2018147162A1 (ja) | 2017-02-07 | 2018-02-01 | 軸流機械の翼 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018147162A1 true JPWO2018147162A1 (ja) | 2019-11-07 |
JP6780713B2 JP6780713B2 (ja) | 2020-11-04 |
Family
ID=63108218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018567394A Active JP6780713B2 (ja) | 2017-02-07 | 2018-02-01 | 軸流機械の翼 |
Country Status (5)
Country | Link |
---|---|
US (1) | US11230934B2 (ja) |
EP (1) | EP3553277B1 (ja) |
JP (1) | JP6780713B2 (ja) |
CA (1) | CA3046450C (ja) |
WO (1) | WO2018147162A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7162514B2 (ja) * | 2018-12-07 | 2022-10-28 | 三菱重工業株式会社 | 軸流式ターボ機械及びその翼 |
JP6776465B1 (ja) | 2020-01-27 | 2020-10-28 | 三菱パワー株式会社 | タービン動翼 |
US11578607B2 (en) * | 2020-12-15 | 2023-02-14 | Pratt & Whitney Canada Corp. | Airfoil having a spline fillet |
KR20230060370A (ko) | 2021-10-27 | 2023-05-04 | 두산에너빌리티 주식회사 | 터빈 베인, 및 이를 포함하는 터빈 |
FR3134413A1 (fr) * | 2022-04-07 | 2023-10-13 | Safran | Aubage amélioré de turbomachine d’aéronef |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0544691A (ja) * | 1991-08-07 | 1993-02-23 | Mitsubishi Heavy Ind Ltd | 軸流ターボ機械翼 |
US6181978B1 (en) * | 1998-07-31 | 2001-01-30 | General Electric Company | System and method for generating a smooth blending fillet surface |
JP2004278517A (ja) * | 2002-10-23 | 2004-10-07 | United Technol Corp <Utc> | ガスタービンエンジン用の流れを導く装置およびエアフォイルの熱負荷減少方法 |
JP2006342804A (ja) * | 2005-06-06 | 2006-12-21 | General Electric Co <Ge> | 可変複合フィレットを備えたタービン翼形部 |
JP2010196625A (ja) * | 2009-02-26 | 2010-09-09 | Mitsubishi Heavy Ind Ltd | タービン翼及びガスタービン |
JP2011074837A (ja) * | 2009-09-30 | 2011-04-14 | Toshiba Corp | ターボ機械 |
JP2011089518A (ja) * | 2009-10-23 | 2011-05-06 | General Electric Co <Ge> | タービン翼形部 |
JP2015081601A (ja) * | 2013-10-23 | 2015-04-27 | ゼネラル・エレクトリック・カンパニイ | ガスタービンノズルの後縁フィレット |
JP2016527431A (ja) * | 2013-07-15 | 2016-09-08 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | 可変フィレットを備えたタービンベーン |
Family Cites Families (12)
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DE3202855C1 (de) * | 1982-01-29 | 1983-03-31 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | Einrichtung zur Verminderung von Sekundaerstroemungsverlusten in einem beschaufelten Stroemungskanal |
DE19941134C1 (de) * | 1999-08-30 | 2000-12-28 | Mtu Muenchen Gmbh | Schaufelkranz für eine Gasturbine |
JP4346412B2 (ja) * | 2003-10-31 | 2009-10-21 | 株式会社東芝 | タービン翼列装置 |
US7249933B2 (en) | 2005-01-10 | 2007-07-31 | General Electric Company | Funnel fillet turbine stage |
US8100655B2 (en) * | 2008-03-28 | 2012-01-24 | Pratt & Whitney Canada Corp. | Method of machining airfoil root fillets |
EP2184442A1 (en) * | 2008-11-11 | 2010-05-12 | ALSTOM Technology Ltd | Airfoil fillet |
US8206095B2 (en) * | 2008-11-19 | 2012-06-26 | Alstom Technology Ltd | Compound variable elliptical airfoil fillet |
US9322282B2 (en) | 2012-11-30 | 2016-04-26 | General Electric Company | Fillet for use with a turbine rotor blade tip shroud |
WO2014113043A1 (en) * | 2013-01-18 | 2014-07-24 | United Technologies Corporation | Compound fillet for guide vane |
US9631504B2 (en) * | 2014-04-02 | 2017-04-25 | Solar Turbines Incorporated | Variable guide vane extended variable fillet |
US20170009587A1 (en) * | 2015-07-06 | 2017-01-12 | United Technologies Corporation | Method for generating an airfoil including an aerodynamically-shaped fillet and airfoils including the aerodynamically-shaped fillet |
DE102015224283A1 (de) * | 2015-12-04 | 2017-06-08 | MTU Aero Engines AG | Leitschaufelcluster für eine Strömungsmaschine |
-
2018
- 2018-02-01 EP EP18751871.7A patent/EP3553277B1/en active Active
- 2018-02-01 CA CA3046450A patent/CA3046450C/en active Active
- 2018-02-01 JP JP2018567394A patent/JP6780713B2/ja active Active
- 2018-02-01 WO PCT/JP2018/003440 patent/WO2018147162A1/ja unknown
-
2019
- 2019-06-26 US US16/452,848 patent/US11230934B2/en active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0544691A (ja) * | 1991-08-07 | 1993-02-23 | Mitsubishi Heavy Ind Ltd | 軸流ターボ機械翼 |
US6181978B1 (en) * | 1998-07-31 | 2001-01-30 | General Electric Company | System and method for generating a smooth blending fillet surface |
JP2004278517A (ja) * | 2002-10-23 | 2004-10-07 | United Technol Corp <Utc> | ガスタービンエンジン用の流れを導く装置およびエアフォイルの熱負荷減少方法 |
JP2006342804A (ja) * | 2005-06-06 | 2006-12-21 | General Electric Co <Ge> | 可変複合フィレットを備えたタービン翼形部 |
JP2010196625A (ja) * | 2009-02-26 | 2010-09-09 | Mitsubishi Heavy Ind Ltd | タービン翼及びガスタービン |
JP2011074837A (ja) * | 2009-09-30 | 2011-04-14 | Toshiba Corp | ターボ機械 |
JP2011089518A (ja) * | 2009-10-23 | 2011-05-06 | General Electric Co <Ge> | タービン翼形部 |
JP2016527431A (ja) * | 2013-07-15 | 2016-09-08 | ユナイテッド テクノロジーズ コーポレイションUnited Technologies Corporation | 可変フィレットを備えたタービンベーン |
JP2015081601A (ja) * | 2013-10-23 | 2015-04-27 | ゼネラル・エレクトリック・カンパニイ | ガスタービンノズルの後縁フィレット |
Also Published As
Publication number | Publication date |
---|---|
EP3553277B1 (en) | 2023-06-28 |
CA3046450A1 (en) | 2018-08-16 |
EP3553277A1 (en) | 2019-10-16 |
JP6780713B2 (ja) | 2020-11-04 |
WO2018147162A1 (ja) | 2018-08-16 |
US20190338659A1 (en) | 2019-11-07 |
EP3553277A4 (en) | 2020-06-10 |
CA3046450C (en) | 2021-05-25 |
US11230934B2 (en) | 2022-01-25 |
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