JP2007270843A - 機械的保持のためのハイブリッドバケットのダブテール形空洞有する翼形部 - Google Patents
機械的保持のためのハイブリッドバケットのダブテール形空洞有する翼形部 Download PDFInfo
- Publication number
- JP2007270843A JP2007270843A JP2007091500A JP2007091500A JP2007270843A JP 2007270843 A JP2007270843 A JP 2007270843A JP 2007091500 A JP2007091500 A JP 2007091500A JP 2007091500 A JP2007091500 A JP 2007091500A JP 2007270843 A JP2007270843 A JP 2007270843A
- Authority
- JP
- Japan
- Prior art keywords
- airfoil
- bucket
- cavity
- dovetail
- composite
- 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.)
- Pending
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
- 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
- F01D5/16—Form or construction for counteracting blade vibration
-
- 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
- F01D5/147—Construction, i.e. structural features, e.g. of weight-saving hollow 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
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/31—Application in turbines in steam turbines
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/40—Organic materials
- F05D2300/43—Synthetic polymers, e.g. plastics; Rubber
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/50—Intrinsic material properties or characteristics
- F05D2300/501—Elasticity
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
-
- 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)
- Architecture (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
【解決手段】
少なくとも一つのダブテール形状の空洞(122)を放射状の翼形部に対して傾斜した境界面(184、186)を有したバケットに生成し、空洞を複合材料またはポリマー材料で充填して、複合材料またはポリマー材料(101)を放射状翼形部(102)のバケット(100)に機械的に装着する方法。
【選択図】図2
Description
12 第1低圧部
14 第2低圧部
16 ロータ軸
18 マトリックス
18 ノズル
20 ノズル
22 外側シェルまたはケーシング
24 上側半体部分
26 下側半体部分
28 中央部分
30 低圧蒸気注入口
32 ジャーナルベアリング
34 ジャーナルベアリング
40 分流器
100 タービンバケット
101 複合材料またはポリマー材料
102 加圧側
104 前縁
106 後縁
108 ダブテール部
110 翼形部
112 根元部
114 ダブテール部の長さ
116 先端部
118 先端部の長さ
120 バケットの長さ
122 空洞
124 底面
126 幅
128 長さ
133 単一の層
136 繊維
138 マトリックス
168 流路面
170 「当て板シート」
175 予め含浸された単方向性
176 準等方性
177 準等方性
180 凸状の境界面
182 凹状の境界面
184 凸状の境界面
186 凹状の境界面
190 窓部
Claims (10)
- 前方および後方内部境界面(180、182)を有したバケット(100)を備え、前記バケットは、前方および後方内部境界面に沿って、複数の傾斜面(184、186)と充填材料で充填された空洞(122)を有する翼形部(102)。
- 前記空洞(122)は翼形部を貫通しておらず、前記前方および後方境界面(180、182)は端部を有し、前記前方および後方境界面は前記端部に沿って凹状または凸状の何れかである請求項1記載の翼形部(102)。
- 前記前方および後方境界面(180、182)は、保持特性、複合材の積層の容易さ、或いはその両方に応じて前記端部の周りに凹状または凸状の何れであるかが選択される請求項2記載の翼形部(102)。
- 前記翼形部を貫通しない浅い空洞(122)を有する請求項2記載の翼形部(102)。
- 貫通する空洞(122)を有する請求項2記載の翼形部(102)。
- 前記貫通する空洞(122)は、前記バケット(100)への応力集中を最小化するように構成される請求項3記載の翼形部(102)。
- 前記複合材料(101)は、樹脂マトリックスの布地材料の層を含む請求項2記載の翼形部(102)。
- 前記布地材料は予め含浸された単方向性布地テープレイアップである請求項7記載の翼形部(102)。
- 前記布地材料は準等方性(176、177)である請求項8記載の翼形部(102)。
- 前記布地材料は単軸または双軸である請求項8記載の翼形部(102)。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/395,813 US7942639B2 (en) | 2006-03-31 | 2006-03-31 | Hybrid bucket dovetail pocket design for mechanical retainment |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2007270843A true JP2007270843A (ja) | 2007-10-18 |
Family
ID=38071057
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007091500A Pending JP2007270843A (ja) | 2006-03-31 | 2007-03-30 | 機械的保持のためのハイブリッドバケットのダブテール形空洞有する翼形部 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7942639B2 (ja) |
EP (1) | EP1840336A3 (ja) |
JP (1) | JP2007270843A (ja) |
CN (1) | CN101046160A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015075108A (ja) * | 2013-10-08 | 2015-04-20 | ゼネラル・エレクトリック・カンパニイ | シュラウド付きタービンブリスク及びその製造方法 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7828526B2 (en) * | 2007-04-11 | 2010-11-09 | General Electric Company | Metallic blade having a composite inlay |
US8083489B2 (en) * | 2009-04-16 | 2011-12-27 | United Technologies Corporation | Hybrid structure fan blade |
FR2956875B1 (fr) * | 2010-02-26 | 2012-09-21 | Snecma | Aube allegee pour turbomachine, carter comportant une pluralite d'une telle aube et turbomachine comportant au moins un tel carter |
US8740567B2 (en) * | 2010-07-26 | 2014-06-03 | United Technologies Corporation | Reverse cavity blade for a gas turbine engine |
JP2013249756A (ja) * | 2012-05-31 | 2013-12-12 | Hitachi Ltd | 圧縮機 |
CN102808657A (zh) * | 2012-09-11 | 2012-12-05 | 上海交通大学 | 金属/复合材料混合结构的风扇叶片及其制备方法 |
US20140286785A1 (en) * | 2013-03-08 | 2014-09-25 | General Electric Company | Method of producing a hollow airfoil |
US9896941B2 (en) * | 2014-01-16 | 2018-02-20 | United Technologies Corporation | Fan blade composite cover with tapered edges |
US9737930B2 (en) | 2015-01-20 | 2017-08-22 | United Technologies Corporation | Dual investment shelled solid mold casting of reticulated metal foams |
US9789536B2 (en) | 2015-01-20 | 2017-10-17 | United Technologies Corporation | Dual investment technique for solid mold casting of reticulated metal foams |
US9789534B2 (en) | 2015-01-20 | 2017-10-17 | United Technologies Corporation | Investment technique for solid mold casting of reticulated metal foams |
US9884363B2 (en) | 2015-06-30 | 2018-02-06 | United Technologies Corporation | Variable diameter investment casting mold for casting of reticulated metal foams |
US9731342B2 (en) | 2015-07-07 | 2017-08-15 | United Technologies Corporation | Chill plate for equiax casting solidification control for solid mold casting of reticulated metal foams |
GB201702384D0 (en) | 2017-02-14 | 2017-03-29 | Rolls Royce Plc | Gas turbine engine fan blade |
GB201702382D0 (en) | 2017-02-14 | 2017-03-29 | Rolls Royce Plc | Gas turbine engine fan blade |
US11572796B2 (en) | 2020-04-17 | 2023-02-07 | Raytheon Technologies Corporation | Multi-material vane for a gas turbine engine |
US11795831B2 (en) | 2020-04-17 | 2023-10-24 | Rtx Corporation | Multi-material vane for a gas turbine engine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09189202A (ja) * | 1995-09-25 | 1997-07-22 | General Electric Co <Ge> | ガスタービン用の部分的に金属製の翼 |
JPH11280403A (ja) * | 1997-12-22 | 1999-10-12 | General Electric Co <Ge> | 振動数調整ハイブリッドブレ―ド |
JPH11287197A (ja) * | 1997-12-24 | 1999-10-19 | General Electric Co <Ge> | パネル減衰式ハイブリッドブレ―ド |
JP2005337244A (ja) * | 2004-05-05 | 2005-12-08 | General Electric Co <Ge> | ハイブリッド型バケット及び関連するポケット設計の方法 |
Family Cites Families (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1549422A (en) * | 1976-10-19 | 1979-08-08 | Rolls Royce | Axial flow gas turbine engine compressor |
IT1096996B (it) * | 1977-07-22 | 1985-08-26 | Rolls Royce | Metodo per la fabbricazione di una pala o lama per motori a turbina a gas |
US5429877A (en) * | 1993-10-20 | 1995-07-04 | The United States Of America As Represented By The Secretary Of The Air Force | Internally reinforced hollow titanium alloy components |
GB9405473D0 (en) * | 1994-03-19 | 1994-05-04 | Rolls Royce Plc | A gas turbine engine fan blade assembly |
WO1996006776A1 (en) * | 1994-08-31 | 1996-03-07 | United Technologies Corporation | Fiber reinforced composite spar for a rotary wing aircraft and method of manufacture thereof |
US5655883A (en) * | 1995-09-25 | 1997-08-12 | General Electric Company | Hybrid blade for a gas turbine |
US5735044A (en) * | 1995-12-12 | 1998-04-07 | General Electric Company | Laser shock peening for gas turbine engine weld repair |
US5720597A (en) * | 1996-01-29 | 1998-02-24 | General Electric Company | Multi-component blade for a gas turbine |
JPH1054204A (ja) * | 1996-05-20 | 1998-02-24 | General Electric Co <Ge> | ガスタービン用の多構成部翼 |
GB9621775D0 (en) * | 1996-10-18 | 1996-12-11 | Northern Telecom Ltd | ATM communications system and method |
US5931641A (en) * | 1997-04-25 | 1999-08-03 | General Electric Company | Steam turbine blade having areas of different densities |
US5839882A (en) * | 1997-04-25 | 1998-11-24 | General Electric Company | Gas turbine blade having areas of different densities |
US6197424B1 (en) * | 1998-03-27 | 2001-03-06 | Siemens Westinghouse Power Corporation | Use of high temperature insulation for ceramic matrix composites in gas turbines |
US6042338A (en) * | 1998-04-08 | 2000-03-28 | Alliedsignal Inc. | Detuned fan blade apparatus and method |
US6321449B2 (en) * | 1998-11-12 | 2001-11-27 | General Electric Company | Method of forming hollow channels within a component |
GB9828484D0 (en) * | 1998-12-24 | 1999-02-17 | Rolls Royce Plc | Improvements in or relating to bladed structures for fluid flow propulsion engines |
US6033186A (en) * | 1999-04-16 | 2000-03-07 | General Electric Company | Frequency tuned hybrid blade |
DE19920074C2 (de) * | 1999-05-03 | 2003-12-18 | Hans Huber Ag Masch & Anlagenb | Vorrichtung zum Abscheiden und Herausfördern von Abscheidegut aus einer strömenden Flüssigkeit |
US6241471B1 (en) * | 1999-08-26 | 2001-06-05 | General Electric Co. | Turbine bucket tip shroud reinforcement |
US6287080B1 (en) * | 1999-11-15 | 2001-09-11 | General Electric Company | Elastomeric formulation used in the construction of lightweight aircraft engine fan blades |
US6454536B1 (en) * | 2000-02-09 | 2002-09-24 | General Electric Company | Adhesion enhancers to promote bonds of improved strength between elastomers metals in lightweight aircraft fan blades |
US6364616B1 (en) * | 2000-05-05 | 2002-04-02 | General Electric Company | Submerged rib hybrid blade |
JP3801452B2 (ja) * | 2001-02-28 | 2006-07-26 | 三菱重工業株式会社 | 耐摩耗性コーティング及びその施工方法 |
US6607358B2 (en) * | 2002-01-08 | 2003-08-19 | General Electric Company | Multi-component hybrid turbine blade |
US6814543B2 (en) | 2002-12-30 | 2004-11-09 | General Electric Company | Method and apparatus for bucket natural frequency tuning |
-
2006
- 2006-03-31 US US11/395,813 patent/US7942639B2/en not_active Expired - Fee Related
-
2007
- 2007-03-20 EP EP07104497A patent/EP1840336A3/en not_active Withdrawn
- 2007-03-30 CN CNA2007100921815A patent/CN101046160A/zh active Pending
- 2007-03-30 JP JP2007091500A patent/JP2007270843A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09189202A (ja) * | 1995-09-25 | 1997-07-22 | General Electric Co <Ge> | ガスタービン用の部分的に金属製の翼 |
JPH11280403A (ja) * | 1997-12-22 | 1999-10-12 | General Electric Co <Ge> | 振動数調整ハイブリッドブレ―ド |
JPH11287197A (ja) * | 1997-12-24 | 1999-10-19 | General Electric Co <Ge> | パネル減衰式ハイブリッドブレ―ド |
JP2005337244A (ja) * | 2004-05-05 | 2005-12-08 | General Electric Co <Ge> | ハイブリッド型バケット及び関連するポケット設計の方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015075108A (ja) * | 2013-10-08 | 2015-04-20 | ゼネラル・エレクトリック・カンパニイ | シュラウド付きタービンブリスク及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US7942639B2 (en) | 2011-05-17 |
CN101046160A (zh) | 2007-10-03 |
EP1840336A3 (en) | 2008-05-14 |
US20070231152A1 (en) | 2007-10-04 |
EP1840336A2 (en) | 2007-10-03 |
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