JP2016505102A - 堅牢なタービンブレード - Google Patents
堅牢なタービンブレード Download PDFInfo
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- JP2016505102A JP2016505102A JP2015548047A JP2015548047A JP2016505102A JP 2016505102 A JP2016505102 A JP 2016505102A JP 2015548047 A JP2015548047 A JP 2015548047A JP 2015548047 A JP2015548047 A JP 2015548047A JP 2016505102 A JP2016505102 A JP 2016505102A
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- turbine blade
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- blade
- abradable
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- 230000007613 environmental effect Effects 0.000 claims abstract description 7
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- 239000000919 ceramic Substances 0.000 claims description 3
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- 229910052710 silicon Inorganic materials 0.000 description 4
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- 229910010271 silicon carbide Inorganic materials 0.000 description 3
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- 229910052761 rare earth metal Inorganic materials 0.000 description 2
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 238000010146 3D printing Methods 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- XQWQNVHACLGSBB-UHFFFAOYSA-N [Si]([O-])([O-])([O-])O.[Yb+3] Chemical compound [Si]([O-])([O-])([O-])O.[Yb+3] XQWQNVHACLGSBB-UHFFFAOYSA-N 0.000 description 1
- WOIHABYNKOEWFG-UHFFFAOYSA-N [Sr].[Ba] Chemical compound [Sr].[Ba] WOIHABYNKOEWFG-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
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- 239000002131 composite material Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005328 electron beam physical vapour deposition Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000006115 industrial coating Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052863 mullite Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000007750 plasma spraying Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- FIIGRZYDBNZZFN-UHFFFAOYSA-N trioxido(trioxidosilyloxy)silane ytterbium(3+) Chemical compound [Si]([O-])([O-])([O-])O[Si]([O-])([O-])[O-].[Yb+3].[Yb+3] FIIGRZYDBNZZFN-UHFFFAOYSA-N 0.000 description 1
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
- F01D5/288—Protective coatings for 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
- F01D5/14—Form or construction
- F01D5/20—Specially-shaped blade tips to seal space between tips and stator
-
- 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
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
- F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
-
- 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
- F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
- F01D11/14—Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
- F01D11/20—Actively adjusting tip-clearance
-
- 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
- F01D5/147—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
- 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
- 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
-
- 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
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/307—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the tip of a rotor blade
-
- 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)
- Ceramic Engineering (AREA)
- Composite Materials (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
12 突出部
20 ブレード先端
22 環境障壁コーティング(EBC)
24 CMC基材
26 縁部
28 陥凹先端
Claims (21)
- 前縁と、後縁と、ブレード先端(10)と、対向する根元端部とを有するセラミックマトリクス複合材(CMC)のタービンブレードを備えた堅牢なタービンブレードであって、
前記セラミックタービンブレードが、前記前縁と前記後縁との間の少なくとも1つの寸法で湾曲しており、前記ブレード先端が、陥凹先端及び突出先端の一方を有し、アブレイダブル層及びアブレッシブ層の一方が、前記ブレード先端上に配置され且つ陥凹又は突出のうちの少なくとも一方である、堅牢なタービンブレード。 - 前記ブレード先端が陥凹であり、前記アブレイダブル層及びアブレッシブ層の一方が陥凹である、請求項1に記載の堅牢なタービンブレード。
- 前記陥凹のブレード先端が、隆起した縁部間に配置されたチャネル(28)を定める、請求項2に記載の堅牢なタービンブレード。
- 前記アブレイダブル層及びアブレッシブ層の一方が更に、前記ブレード先端の隆起縁部間に直線状のベース又は湾曲したベースの一方を含む、請求項3に記載の堅牢なタービンブレード。
- 前記アブレイダブル層及びアブレッシブ層の一方が更に、湾曲した隆起縁部又は直線状の隆起縁部の一方を含む、請求項4に記載の堅牢なタービンブレード。
- 前記アブレイダブル層の隆起縁部が、先端摩擦力を低減する、請求項4に記載の堅牢なタービンブレード。
- 前記ブレード先端の陥凹構成並びに前記アブレイダブル層及びアブレッシブ層の一方が機械的保持部を形成して、前記アブレイダブル層及びアブレッシブ層の一方を保持し、摩擦事象中に前記アブレイダブル層及びアブレッシブ層の一方の完全遊離を防ぐようにする、請求項4に記載の堅牢なタービンブレード。
- 前記CMCタービンブレード先端が突出層であり、前記アブレイダブル層及びアブレッシブ層の一方である、請求項1に記載の堅牢なタービンブレード。
- 前記CMCタービンブレード先端が湾曲形状を有し、前記アブレイダブル層及びアブレッシブ層の一方が湾曲形状を有する、請求項8に記載の堅牢なタービンブレード。
- 前記ブレード先端並びに前記アブレイダブル層及びアブレッシブ層の一方が各々、平坦な上部及び湾曲上部の少なくとも一方を有する、請求項9に記載の堅牢なタービンブレード。
- 前記CMCタービンブレード先端と前記アブレイダブル層及びアブレッシブ層の一方との間に配置された環境障壁コーティングを更に備える、請求項1に記載の堅牢なタービンブレード。
- 前記アブレイダブル層及びアブレッシブ層の一方がパターンを有する、請求項1に記載の堅牢なタービンブレード。
- 前記パターンが、成形リッジ、平坦リッジ、丸みのあるリッジ、単点又は複数点先端、円錐状、及び局所的な隆起部のうちの1つである、請求項12に記載の堅牢なタービンブレード。
- 堅牢なタービンブレードであって、
アブレイダブル又はアブレッシブ層のうちの一方を備えて機械的保持を増大させるような幾何形状にされたブレード先端を有するセラミックマトリクス複合材(CMC)のタービンブレードを備え、前記ブレード先端並びに前記アブレイダブル又はアブレッシブ層の一方が共に、平坦な形状、突出した形状、又は陥凹の形状のうちの1つである、堅牢なタービンブレード。 - 前記アブレイダブル又はアブレッシブ層のうちの一方が、環境コーティングで、又は該環境コーティングとは独立して形成される、請求項14に記載の堅牢なタービンブレード。
- 前記ブレード先端が更に縁部を含む、請求項14に記載の堅牢なタービンブレード。
- 前記アブレイダブル層及びアブレッシブ層の一方が縁部を有する、請求項15に記載の堅牢なタービンブレード。
- 前記縁部が湾曲又は平坦のうちの一方である、請求項16に記載の堅牢なタービンブレード。
- 前記ブレード先端並びに前記アブレイダブル層及びアブレッシブ層の一方が、湾曲又は鋭利なコーナの一方を有する陥凹である、請求項17に記載の堅牢なタービンブレード。
- 堅牢なタービンブレードであって、前縁と、後縁と、ブレード先端と、対向する根元端部とを有するセラミックマトリクス複合材(CMC)のタービンブレードを備え、前記ブレード先端が実質的に平坦であり、前記アブレイダブル層及びアブレッシブ層の一方が前記ブレード先端上に配置され、前記アブレイダブル層及びアブレッシブ層の一方が実質的に平坦である、堅牢なタービンブレード。
- 前記CMCブレード先端と、前記アブレイダブル層及びアブレッシブ層の一方との間に配置された環境障壁コーティングを更に備える、請求項20に記載の堅牢なタービンブレード。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201261738118P | 2012-12-17 | 2012-12-17 | |
US61/738,118 | 2012-12-17 | ||
PCT/US2013/075477 WO2014099814A1 (en) | 2012-12-17 | 2013-12-16 | Robust turbine blades |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016505102A true JP2016505102A (ja) | 2016-02-18 |
JP6382216B2 JP6382216B2 (ja) | 2018-08-29 |
Family
ID=49885500
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015548047A Active JP6382216B2 (ja) | 2012-12-17 | 2013-12-16 | 堅牢なタービンブレード |
Country Status (6)
Country | Link |
---|---|
US (1) | US20150308276A1 (ja) |
EP (1) | EP2932046A1 (ja) |
JP (1) | JP6382216B2 (ja) |
CN (1) | CN104838092B (ja) |
CA (1) | CA2893961C (ja) |
WO (1) | WO2014099814A1 (ja) |
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DE102014202457A1 (de) * | 2014-02-11 | 2015-08-13 | Siemens Aktiengesellschaft | Verbesserte Verschleißbeständigkeit eines Hochtemperaturbauteils durch Kobaltbeschichtung |
JP6462332B2 (ja) * | 2014-11-20 | 2019-01-30 | 三菱重工業株式会社 | タービン動翼及びガスタービン |
US9784116B2 (en) * | 2015-01-15 | 2017-10-10 | General Electric Company | Turbine shroud assembly |
US11028855B2 (en) * | 2015-02-27 | 2021-06-08 | Mitsubishi Heavy Industries Engine & Turbocharger, Ltd. | Method of manufacturing supercharger |
EP3545173A4 (en) * | 2016-11-25 | 2020-07-29 | Societé de Commercialisation des Produits de la Recherche Appliquée SOCPRA Sciences et Génie S.E.C | HIGH TEMPERATURE CERAMIC ROTARY TURBOMACHINE |
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US10662799B2 (en) | 2018-02-02 | 2020-05-26 | Raytheon Technologies Corporation | Wear resistant airfoil tip |
BE1026058B1 (fr) * | 2018-03-01 | 2019-10-01 | Safran Aero Boosters S.A. | Joint d’étanchéité pour compresseur de turbomachine axiale |
US11203942B2 (en) | 2018-03-14 | 2021-12-21 | Raytheon Technologies Corporation | Wear resistant airfoil tip |
US11346232B2 (en) * | 2018-04-23 | 2022-05-31 | Rolls-Royce Corporation | Turbine blade with abradable tip |
US10995623B2 (en) * | 2018-04-23 | 2021-05-04 | Rolls-Royce Corporation | Ceramic matrix composite turbine blade with abrasive tip |
US11668198B2 (en) | 2018-08-03 | 2023-06-06 | Raytheon Technologies Corporation | Fiber-reinforced self-healing environmental barrier coating |
US10934220B2 (en) * | 2018-08-16 | 2021-03-02 | Raytheon Technologies Corporation | Chemical and topological surface modification to enhance coating adhesion and compatibility |
US11535571B2 (en) | 2018-08-16 | 2022-12-27 | Raytheon Technologies Corporation | Environmental barrier coating for enhanced resistance to attack by molten silicate deposits |
US11505506B2 (en) | 2018-08-16 | 2022-11-22 | Raytheon Technologies Corporation | Self-healing environmental barrier coating |
US11286801B2 (en) | 2018-10-12 | 2022-03-29 | Raytheon Technologies Corporation | Boas with twin axial dovetail |
US11215061B2 (en) * | 2020-02-04 | 2022-01-04 | Raytheon Technologies Corporation | Blade with wearable tip-rub-portions above squealer pocket |
US11686208B2 (en) | 2020-02-06 | 2023-06-27 | Rolls-Royce Corporation | Abrasive coating for high-temperature mechanical systems |
CN112031878A (zh) * | 2020-11-05 | 2020-12-04 | 中国航发沈阳黎明航空发动机有限责任公司 | 一种涡轮转子叶片叶尖双层壁结构 |
Citations (2)
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US20110014060A1 (en) * | 2009-07-17 | 2011-01-20 | Rolls-Royce Corporation | Substrate Features for Mitigating Stress |
WO2011085376A1 (en) * | 2010-01-11 | 2011-07-14 | Rolls-Royce Corporation | Features for mitigating thermal or mechanical stress on an environmental barrier coating |
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EP0661415A1 (de) * | 1993-12-17 | 1995-07-05 | Sulzer Innotec Ag | Einrichtung mit rotierfähigem Körper, Gehäuse und dazwischen liegendem Dichtspalt |
US6465090B1 (en) * | 1995-11-30 | 2002-10-15 | General Electric Company | Protective coating for thermal barrier coatings and coating method therefor |
US6616410B2 (en) * | 2001-11-01 | 2003-09-09 | General Electric Company | Oxidation resistant and/or abrasion resistant squealer tip and method for casting same |
US7258530B2 (en) * | 2005-01-21 | 2007-08-21 | Siemens Power Generation, Inc. | CMC component and method of fabrication |
US7473072B2 (en) * | 2005-02-01 | 2009-01-06 | Honeywell International Inc. | Turbine blade tip and shroud clearance control coating system |
US7922455B2 (en) * | 2005-09-19 | 2011-04-12 | General Electric Company | Steam-cooled gas turbine bucker for reduced tip leakage loss |
EP2309098A1 (en) * | 2009-09-30 | 2011-04-13 | Siemens Aktiengesellschaft | Airfoil and corresponding guide vane, blade, gas turbine and turbomachine |
EP2316988B1 (de) * | 2009-11-02 | 2015-07-08 | Alstom Technology Ltd | Verschleiss- und oxidationsbeständige Turbinenschaufel |
US9085991B2 (en) * | 2009-11-06 | 2015-07-21 | Honeywell International Inc. | Protective coatings for ceramic matrix composite substrates and methods for improving the wear resistance thereof and coated articles produced therefrom |
US8740571B2 (en) * | 2011-03-07 | 2014-06-03 | General Electric Company | Turbine bucket for use in gas turbine engines and methods for fabricating the same |
DE102011081323B3 (de) * | 2011-08-22 | 2012-06-21 | Siemens Aktiengesellschaft | Laufschaufel für eine Strömungsmaschine und Strömungsmaschine mit der Laufschaufel |
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2013
- 2013-12-16 EP EP13814803.6A patent/EP2932046A1/en not_active Withdrawn
- 2013-12-16 CN CN201380066217.6A patent/CN104838092B/zh active Active
- 2013-12-16 JP JP2015548047A patent/JP6382216B2/ja active Active
- 2013-12-16 CA CA2893961A patent/CA2893961C/en active Active
- 2013-12-16 US US14/650,579 patent/US20150308276A1/en not_active Abandoned
- 2013-12-16 WO PCT/US2013/075477 patent/WO2014099814A1/en active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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US20110014060A1 (en) * | 2009-07-17 | 2011-01-20 | Rolls-Royce Corporation | Substrate Features for Mitigating Stress |
WO2011085376A1 (en) * | 2010-01-11 | 2011-07-14 | Rolls-Royce Corporation | Features for mitigating thermal or mechanical stress on an environmental barrier coating |
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EP2932046A1 (en) | 2015-10-21 |
CA2893961C (en) | 2022-08-30 |
CA2893961A1 (en) | 2014-06-26 |
WO2014099814A1 (en) | 2014-06-26 |
JP6382216B2 (ja) | 2018-08-29 |
CN104838092B (zh) | 2017-07-21 |
US20150308276A1 (en) | 2015-10-29 |
CN104838092A (zh) | 2015-08-12 |
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