JP2012520413A - ブレードの基部に除塵孔を備えたタービン翼 - Google Patents
ブレードの基部に除塵孔を備えたタービン翼 Download PDFInfo
- Publication number
- JP2012520413A JP2012520413A JP2011553470A JP2011553470A JP2012520413A JP 2012520413 A JP2012520413 A JP 2012520413A JP 2011553470 A JP2011553470 A JP 2011553470A JP 2011553470 A JP2011553470 A JP 2011553470A JP 2012520413 A JP2012520413 A JP 2012520413A
- Authority
- JP
- Japan
- Prior art keywords
- platform
- dust removal
- turbine blade
- removal hole
- turbine
- 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
- 239000000428 dust Substances 0.000 title claims abstract description 65
- 238000001816 cooling Methods 0.000 claims abstract description 50
- 238000007373 indentation Methods 0.000 claims description 6
- 238000013022 venting Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 description 13
- 239000007789 gas Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 238000004513 sizing Methods 0.000 description 2
- 238000005273 aeration Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
Classifications
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- 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on 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
-
- 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/186—Film cooling
-
- 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
- F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
- F01D5/187—Convection cooling
-
- 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
- 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
- F05D2240/00—Components
- F05D2240/80—Platforms for stationary or moving blades
- F05D2240/81—Cooled platforms
-
- 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
- F05D2260/20—Heat transfer, e.g. cooling
- F05D2260/202—Heat transfer, e.g. cooling by film cooling
-
- 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
- F05D2260/60—Fluid transfer
- F05D2260/607—Preventing clogging or obstruction of flow paths by dirt, dust, or foreign particles
-
- 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)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
Description
Claims (14)
- 根元部(5)によって支持されたプラットフォーム(6)上に装着されたブレード(2)を備えるターボ機械用の冷却タービン翼であって、前記ブレードが、冷却空気の循環のためにブレード内に切り込まれた1つ以上の空洞を有し、後縁(4)に沿って延びる空洞(11)が、根元部(5)の下側部分内に位置する空気入口(12)を後縁空洞(11)に接続し、前記根元部内に曲がり部(13)を形成する、供給ダクト(10)によって冷却空気が供給される冷却タービン翼において、ダクト(10)は、空気入口(12)に対して略半径方向にある軸に沿って、プラットフォーム(6)の下方に位置するベルの形状のニッチ(14)を含み、前記ニッチが、その上部において前記プラットフォームを通過する除塵孔(19)を介して開口し、根元部(5)の内側で、ニッチを横方向に閉じるためにプラットフォーム(6)から略半径方向に延びる壁によって画定されることを特徴とする、タービン翼。
- 供給ダクト(10)から冷却空気が供給されるプラットフォーム(6)に通気するための少なくとも1つの通気穿孔部(9)をさらに含み、タービン翼においては、除塵孔(19)が、プラットフォーム(6)の前記通気穿孔部(9)に一致する、請求項1に記載のタービン翼。
- プラットフォーム(6)から半径方向に延びる前記ニッチ(14)の壁の少なくとも1つが、ダクト(10)の壁の1つの連続部内に位置する、請求項1および2のいずれか一項に記載のタービン翼。
- 前記ニッチ(14)が、ダクト(10)の壁によって、および、冷却空気が前記ダクト内で流れる方向を横断して配置された畝部(16)によって形成される、請求項3に記載のタービン翼。
- 除塵孔(19)が、プラットフォーム(6)の外面内に設けられ、上から見たときに略三角形の形状を有するくぼみ(20)によって伸張される、請求項1から4の一項に記載のタービン翼。
- くぼみ(20)が、除塵孔(19)上に配置された頂点部から延び、プラットフォーム(6)とブレード(2)の間の接続部(17)に向かって広くなっている、請求項5に記載のタービン翼。
- 除塵孔(19)の反対側の三角形の辺が、除塵孔(19)の直径の1.5倍から3倍の間で変化する長さを有する、請求項6に記載のタービン翼。
- 除塵孔(19)から延びる2つの辺が、前記穴の直径の6倍から15倍の間の長さを有する、請求項6および7のいずれか一項に記載のタービン翼。
- くぼみ(20)の中央軸が、翼(1)の後縁(4)側に位置するプラットフォーム(6)の縁部に対して略平行な方向に通る、請求項5から8のいずれか一項に記載のタービン翼。
- くぼみ(20)の中央軸が、プラットフォーム(6)の前記縁部の方向から最高でも5°で分岐する、請求項9に記載のタービン翼。
- くぼみ(20)の中央部分が、プラットフォーム(6)の厚さH内において除塵孔の方向にHの値の50%から80%の間の深さhにわたって下降する略傾斜平面の形態である、請求項5から10のいずれか一項に記載のタービン翼。
- 前記傾斜平面が、プラットフォームの平面に対して3°から10°の間の角度によって傾斜される、請求項11に記載のタービン翼。
- 請求項1から12のいずれか一項に記載の翼(1)を少なくとも1つ備える、ターボ機械のタービンモジュール。
- 請求項13に記載のタービンモジュールを備える、ターボ機械。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0951615A FR2943092B1 (fr) | 2009-03-13 | 2009-03-13 | Aube de turbine avec un trou de depoussierage en base de pale |
FR0951615 | 2009-03-13 | ||
FR0954375 | 2009-06-26 | ||
FR0954375A FR2943091B1 (fr) | 2009-03-13 | 2009-06-26 | Aube de turbine avec un trou de depoussierage en base de pale |
PCT/EP2010/053212 WO2010103113A1 (fr) | 2009-03-13 | 2010-03-12 | Aube de turbine avec un trou de depoussiérage en base de pale. |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012520413A true JP2012520413A (ja) | 2012-09-06 |
JP5438780B2 JP5438780B2 (ja) | 2014-03-12 |
Family
ID=41217541
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011553470A Active JP5438780B2 (ja) | 2009-03-13 | 2010-03-12 | ブレードの基部に除塵孔を備えたタービン翼 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8864444B2 (ja) |
EP (1) | EP2406463B1 (ja) |
JP (1) | JP5438780B2 (ja) |
CN (1) | CN102348867B (ja) |
BR (1) | BRPI1013190B1 (ja) |
CA (1) | CA2757288C (ja) |
FR (2) | FR2943092B1 (ja) |
RU (1) | RU2550230C2 (ja) |
WO (1) | WO2010103113A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5571011B2 (ja) * | 2011-02-02 | 2014-08-13 | 三菱重工業株式会社 | タービン静翼の流体供給構造 |
US8961111B2 (en) * | 2012-01-03 | 2015-02-24 | General Electric Company | Turbine and method for separating particulates from a fluid |
US10364682B2 (en) * | 2013-09-17 | 2019-07-30 | United Technologies Corporation | Platform cooling core for a gas turbine engine rotor blade |
EP2853687A1 (de) * | 2013-09-30 | 2015-04-01 | Siemens Aktiengesellschaft | Turbinenschaufel, und zugehörige Stator, Rotor, Turbine und Kraftwerksanlage |
JP6245740B2 (ja) * | 2013-11-20 | 2017-12-13 | 三菱日立パワーシステムズ株式会社 | ガスタービン翼 |
EP3176371A1 (en) * | 2015-12-03 | 2017-06-07 | Siemens Aktiengesellschaft | Component for a fluid flow engine and method |
FR3047767B1 (fr) * | 2016-02-12 | 2019-05-31 | Safran | Procede de formation de trous de depoussierage pour aube de turbine et noyau ceramique associe |
US10577954B2 (en) | 2017-03-27 | 2020-03-03 | Honeywell International Inc. | Blockage-resistant vane impingement tubes and turbine nozzles containing the same |
JP6963626B2 (ja) * | 2017-03-29 | 2021-11-10 | シーメンス アクティエンゲゼルシャフト | 衝突型プラットフォーム冷却を一体化したエアロフォイル冷却を有するタービンロータブレード |
US10815806B2 (en) * | 2017-06-05 | 2020-10-27 | General Electric Company | Engine component with insert |
DE102017126105A1 (de) | 2017-11-08 | 2019-05-09 | Rolls-Royce Deutschland Ltd & Co Kg | Turbinenschaufel eines Turbinen-Laufschaufelkranzes |
GB2572170A (en) | 2018-03-21 | 2019-09-25 | Rolls Royce Plc | Removing entrained particles |
US11131213B2 (en) | 2020-01-03 | 2021-09-28 | General Electric Company | Engine component with cooling hole |
US11371434B2 (en) | 2020-08-19 | 2022-06-28 | Honeywell International Inc. | Compressor particle separator for gas turbine engine |
FR3115815B1 (fr) | 2020-10-30 | 2023-09-08 | Safran Aircraft Engines | Turbomachine équipée d’un circuit de ventilation des aubes de turbine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4672727A (en) * | 1985-12-23 | 1987-06-16 | United Technologies Corporation | Method of fabricating film cooling slot in a hollow airfoil |
FR2771446B1 (fr) * | 1997-11-27 | 1999-12-31 | Snecma | Aube de distributeur de turbine refroidie |
US6164913A (en) * | 1999-07-26 | 2000-12-26 | General Electric Company | Dust resistant airfoil cooling |
US6341939B1 (en) | 2000-07-31 | 2002-01-29 | General Electric Company | Tandem cooling turbine blade |
US20050266173A1 (en) * | 2004-05-26 | 2005-12-01 | Tokyo Electron Limited | Method and apparatus of distributed plasma processing system for conformal ion stimulated nanoscale deposition process |
US7249933B2 (en) * | 2005-01-10 | 2007-07-31 | General Electric Company | Funnel fillet turbine stage |
US7467922B2 (en) * | 2005-07-25 | 2008-12-23 | Siemens Aktiengesellschaft | Cooled turbine blade or vane for a gas turbine, and use of a turbine blade or vane of this type |
US7244101B2 (en) | 2005-10-04 | 2007-07-17 | General Electric Company | Dust resistant platform blade |
US7322797B2 (en) * | 2005-12-08 | 2008-01-29 | General Electric Company | Damper cooled turbine blade |
US8262356B2 (en) * | 2009-01-30 | 2012-09-11 | General Electric Company | Rotor chamber cover member having aperture for dirt separation and related turbine |
-
2009
- 2009-03-13 FR FR0951615A patent/FR2943092B1/fr not_active Expired - Fee Related
- 2009-06-26 FR FR0954375A patent/FR2943091B1/fr not_active Expired - Fee Related
-
2010
- 2010-03-12 JP JP2011553470A patent/JP5438780B2/ja active Active
- 2010-03-12 WO PCT/EP2010/053212 patent/WO2010103113A1/fr active Application Filing
- 2010-03-12 EP EP10707931.1A patent/EP2406463B1/fr active Active
- 2010-03-12 BR BRPI1013190-6A patent/BRPI1013190B1/pt active IP Right Grant
- 2010-03-12 RU RU2011141459/06A patent/RU2550230C2/ru active
- 2010-03-12 CA CA2757288A patent/CA2757288C/fr active Active
- 2010-03-12 CN CN201080011843.1A patent/CN102348867B/zh active Active
- 2010-03-12 US US13/256,358 patent/US8864444B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP5438780B2 (ja) | 2014-03-12 |
RU2550230C2 (ru) | 2015-05-10 |
CA2757288A1 (fr) | 2010-09-16 |
US8864444B2 (en) | 2014-10-21 |
FR2943092A1 (fr) | 2010-09-17 |
FR2943092B1 (fr) | 2011-04-15 |
BRPI1013190A2 (pt) | 2016-04-12 |
EP2406463B1 (fr) | 2013-05-08 |
CN102348867A (zh) | 2012-02-08 |
WO2010103113A1 (fr) | 2010-09-16 |
FR2943091B1 (fr) | 2011-04-15 |
US20120014810A1 (en) | 2012-01-19 |
RU2011141459A (ru) | 2013-04-20 |
CN102348867B (zh) | 2015-06-10 |
CA2757288C (fr) | 2016-12-13 |
EP2406463A1 (fr) | 2012-01-18 |
FR2943091A1 (fr) | 2010-09-17 |
BRPI1013190B1 (pt) | 2020-06-23 |
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