JP2012246915A - ガスタービンエンジン用のベーン構造体および低圧タービン - Google Patents
ガスタービンエンジン用のベーン構造体および低圧タービン Download PDFInfo
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- JP2012246915A JP2012246915A JP2012099334A JP2012099334A JP2012246915A JP 2012246915 A JP2012246915 A JP 2012246915A JP 2012099334 A JP2012099334 A JP 2012099334A JP 2012099334 A JP2012099334 A JP 2012099334A JP 2012246915 A JP2012246915 A JP 2012246915A
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- 239000011153 ceramic matrix composite Substances 0.000 claims abstract description 47
- 230000002093 peripheral effect Effects 0.000 claims abstract description 21
- 239000000463 material Substances 0.000 claims abstract description 6
- 239000003082 abrasive agent Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 abstract description 2
- 239000012530 fluid Substances 0.000 abstract 1
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 210000003746 feather Anatomy 0.000 description 2
- 229910000601 superalloy Inorganic materials 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910000816 inconels 718 Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 229910001247 waspaloy Inorganic materials 0.000 description 1
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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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/284—Selection of ceramic materials
-
- 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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
- F01D25/246—Fastening of diaphragms or stator-rings
-
- 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
- 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
- F05D2300/6033—Ceramic matrix composites [CMC]
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Composite Materials (AREA)
- Ceramic Engineering (AREA)
- Architecture (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
【解決手段】ベーン構造体64Bが、セラミックマトリクス複合外周側リング66と、セラミックマトリクス複合内周側リング68と、セラミックマトリクス複合外周側リング66とセラミックマトリクス複合内周側リング68との間に組み込まれた複数のセラミックマトリクス複合エアフォイル部70とを備えている。セラミックマトリクス複合外周側リング66およびセラミックマトリクス複合内周側リング68は、完全なフープを形成するように、組み込まれた複数のエアフォイル部70の周囲に基本的に巻かれている。完全なフープ状リングの設計により、完全なフープ構成におけるセラミックマトリクス複合材料の繊維強度の利用が最大化される。
【選択図】図3
Description
Claims (14)
- セラミックマトリクス複合外周側リングと、
セラミックマトリクス複合内周側リングと、
前記セラミックマトリクス複合外周側リングと前記セラミックマトリクス複合内周側リングとの間に組み込まれた複数のセラミックマトリクス複合エアフォイル部と、
を備えたガスタービンエンジン用のベーン構造体。 - 前記複数のセラミックマトリクス複合エアフォイル部は、低圧タービン内に配置されることを特徴とする請求項1に記載のベーン構造体。
- 前記複数のセラミックマトリクス複合エアフォイル部は、高圧圧縮機内に配置されることを特徴とする請求項1に記載のベーン構造体。
- 前記セラミックマトリクス複合外周側リングから延びるスプラインインタフェースをさらに備えることを特徴とする請求項1に記載のベーン構造体。
- 前記スプラインインタフェースは、前記複数のセラミックマトリクス複合エアフォイル部に対して軸方向に中央に配置されることを特徴とする請求項4に記載のベーン構造体。
- 前記スプラインインタフェースは、開放スロットを備えることを特徴とする請求項3に記載のベーン構造体。
- 前記セラミックマトリクス複合内周側リングに取り付けられた研磨材料をさらに備えることを特徴とする請求項1に記載のベーン構造体。
- スプラインインタフェースを有したセラミックマトリクス複合外周側リングと、
セラミックマトリクス複合内周側リングと、
前記セラミックマトリクス複合外周側リングと前記セラミックマトリクス複合内周側リングとの間に組み込まれた複数のセラミックマトリクス複合エアフォイル部と、
を備えたガスタービンエンジン用の低圧タービン。 - 低圧タービンケースをさらに備え、前記セラミックマトリクス複合外周側リングは、前記スプラインインタフェースを介して前記低圧タービンケースに取り付けられていることを特徴とする請求項8に記載の低圧タービン。
- 前記低圧タービンケースは、セラミックマトリクス複合材料から製造されることを特徴とする請求項9に記載の低圧タービン。
- 前記低圧タービンケースから半径方向内側に延びる支持構造体をさらに備えることを特徴とする請求項9に記載の低圧タービン。
- 前記支持構造体は、該支持構造体の間で前記スプラインインタフェースを軸方向に受けることを特徴とする請求項11に記載の低圧タービン。
- 前記支持構造体は、対をなす半径方向フランジを備えることを特徴とする請求項12に記載の低圧タービン。
- 前記セラミックマトリクス複合内周側リングに取り付けられた研磨材料をさらに備えることを特徴とする請求項8に記載の低圧タービン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/116,053 US8905711B2 (en) | 2011-05-26 | 2011-05-26 | Ceramic matrix composite vane structures for a gas turbine engine turbine |
US13/116,053 | 2011-05-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012246915A true JP2012246915A (ja) | 2012-12-13 |
JP5572178B2 JP5572178B2 (ja) | 2014-08-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012099334A Active JP5572178B2 (ja) | 2011-05-26 | 2012-04-25 | ガスタービンエンジン用のベーン構造体および低圧タービン |
Country Status (3)
Country | Link |
---|---|
US (1) | US8905711B2 (ja) |
EP (1) | EP2570610B1 (ja) |
JP (1) | JP5572178B2 (ja) |
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US8454303B2 (en) * | 2010-01-14 | 2013-06-04 | General Electric Company | Turbine nozzle assembly |
WO2014110569A1 (en) | 2013-01-14 | 2014-07-17 | United Technologies Corporation | Organic matrix composite structural inlet guide vane for a turbine engine |
JP6392371B2 (ja) | 2014-04-11 | 2018-09-19 | ゼネラル・エレクトリック・カンパニイ | タービン中央フレームフェアリングアセンブリ |
US10082036B2 (en) | 2014-09-23 | 2018-09-25 | Rolls-Royce Corporation | Vane ring band with nano-coating |
US10655482B2 (en) | 2015-02-05 | 2020-05-19 | Rolls-Royce Corporation | Vane assemblies for gas turbine engines |
US10816199B2 (en) | 2017-01-27 | 2020-10-27 | General Electric Company | Combustor heat shield and attachment features |
US10393381B2 (en) | 2017-01-27 | 2019-08-27 | General Electric Company | Unitary flow path structure |
US10378770B2 (en) | 2017-01-27 | 2019-08-13 | General Electric Company | Unitary flow path structure |
US11111858B2 (en) | 2017-01-27 | 2021-09-07 | General Electric Company | Cool core gas turbine engine |
US10371383B2 (en) | 2017-01-27 | 2019-08-06 | General Electric Company | Unitary flow path structure |
US10253643B2 (en) | 2017-02-07 | 2019-04-09 | General Electric Company | Airfoil fluid curtain to mitigate or prevent flow path leakage |
US10253641B2 (en) | 2017-02-23 | 2019-04-09 | General Electric Company | Methods and assemblies for attaching airfoils within a flow path |
US10385709B2 (en) | 2017-02-23 | 2019-08-20 | General Electric Company | Methods and features for positioning a flow path assembly within a gas turbine engine |
US10370990B2 (en) | 2017-02-23 | 2019-08-06 | General Electric Company | Flow path assembly with pin supported nozzle airfoils |
US10385776B2 (en) | 2017-02-23 | 2019-08-20 | General Electric Company | Methods for assembling a unitary flow path structure |
US10247019B2 (en) | 2017-02-23 | 2019-04-02 | General Electric Company | Methods and features for positioning a flow path inner boundary within a flow path assembly |
US10378373B2 (en) | 2017-02-23 | 2019-08-13 | General Electric Company | Flow path assembly with airfoils inserted through flow path boundary |
US10458260B2 (en) | 2017-05-24 | 2019-10-29 | General Electric Company | Nozzle airfoil decoupled from and attached outside of flow path boundary |
US10385731B2 (en) | 2017-06-12 | 2019-08-20 | General Electric Company | CTE matching hanger support for CMC structures |
US10746035B2 (en) | 2017-08-30 | 2020-08-18 | General Electric Company | Flow path assemblies for gas turbine engines and assembly methods therefore |
US11402097B2 (en) | 2018-01-03 | 2022-08-02 | General Electric Company | Combustor assembly for a turbine engine |
US11008888B2 (en) | 2018-07-17 | 2021-05-18 | Rolls-Royce Corporation | Turbine vane assembly with ceramic matrix composite components |
US10808553B2 (en) * | 2018-11-13 | 2020-10-20 | Rolls-Royce Plc | Inter-component seals for ceramic matrix composite turbine vane assemblies |
US11268394B2 (en) | 2020-03-13 | 2022-03-08 | General Electric Company | Nozzle assembly with alternating inserted vanes for a turbine engine |
US11428160B2 (en) | 2020-12-31 | 2022-08-30 | General Electric Company | Gas turbine engine with interdigitated turbine and gear assembly |
US12071864B2 (en) | 2022-01-21 | 2024-08-27 | Rtx Corporation | Turbine section with ceramic support rings and ceramic vane arc segments |
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EP2570610B1 (en) | 2018-04-18 |
US8905711B2 (en) | 2014-12-09 |
JP5572178B2 (ja) | 2014-08-13 |
US20120301285A1 (en) | 2012-11-29 |
EP2570610A2 (en) | 2013-03-20 |
EP2570610A3 (en) | 2015-05-20 |
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