CA2872265A1 - Turbine airfoil trailing edge cooling slot - Google Patents
Turbine airfoil trailing edge cooling slot Download PDFInfo
- Publication number
- CA2872265A1 CA2872265A1 CA2872265A CA2872265A CA2872265A1 CA 2872265 A1 CA2872265 A1 CA 2872265A1 CA 2872265 A CA2872265 A CA 2872265A CA 2872265 A CA2872265 A CA 2872265A CA 2872265 A1 CA2872265 A1 CA 2872265A1
- Authority
- CA
- Canada
- Prior art keywords
- trailing edge
- section
- slot
- spanwise
- deck
- 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
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
- F01D5/18—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
- 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
- F05D2240/301—Cross-sectional characteristics
-
- 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)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/466,487 | 2012-05-08 | ||
US13/466,487 US20130302176A1 (en) | 2012-05-08 | 2012-05-08 | Turbine airfoil trailing edge cooling slot |
PCT/US2013/037510 WO2013169471A1 (en) | 2012-05-08 | 2013-04-22 | Turbine airfoil trailing edge cooling slot |
Publications (1)
Publication Number | Publication Date |
---|---|
CA2872265A1 true CA2872265A1 (en) | 2013-11-14 |
Family
ID=48289651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2872265A Pending CA2872265A1 (en) | 2012-05-08 | 2013-04-22 | Turbine airfoil trailing edge cooling slot |
Country Status (7)
Country | Link |
---|---|
US (1) | US20130302176A1 (pt) |
EP (1) | EP2855850A1 (pt) |
JP (1) | JP2015516539A (pt) |
CN (1) | CN104285038A (pt) |
BR (1) | BR112014026785A2 (pt) |
CA (1) | CA2872265A1 (pt) |
WO (1) | WO2013169471A1 (pt) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9732617B2 (en) | 2013-11-26 | 2017-08-15 | General Electric Company | Cooled airfoil trailing edge and method of cooling the airfoil trailing edge |
JP6671149B2 (ja) * | 2015-11-05 | 2020-03-25 | 三菱日立パワーシステムズ株式会社 | タービン翼及びガスタービン、タービン翼の中間加工品、タービン翼の製造方法 |
US10301954B2 (en) | 2016-01-08 | 2019-05-28 | General Electric Company | Turbine airfoil trailing edge cooling passage |
US10260354B2 (en) | 2016-02-12 | 2019-04-16 | General Electric Company | Airfoil trailing edge cooling |
US10563518B2 (en) | 2016-02-15 | 2020-02-18 | General Electric Company | Gas turbine engine trailing edge ejection holes |
KR101937589B1 (ko) * | 2017-09-18 | 2019-04-09 | 두산중공업 주식회사 | 터빈의 터빈 블레이드와 터빈 베인 및 이를 포함하는 터빈 및 가스터빈 |
US10787932B2 (en) * | 2018-07-13 | 2020-09-29 | Honeywell International Inc. | Turbine blade with dust tolerant cooling system |
FR3094033B1 (fr) * | 2019-03-22 | 2021-06-11 | Safran Aircraft Engines | Aube de turbomachine equipee d’un circuit de refroidissement optimise |
FR3108364B1 (fr) * | 2020-03-18 | 2022-03-11 | Safran Aircraft Engines | Aube de turbine comportant des nervures entre des sorties de refroidissement avec des orifices de refroidissement |
US11608746B2 (en) * | 2021-01-13 | 2023-03-21 | General Electric Company | Airfoils for gas turbine engines |
EP4105441A1 (en) * | 2021-06-18 | 2022-12-21 | ITP Next Generation Turbines S.L. | Airfoil for a turbine engine |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4303374A (en) * | 1978-12-15 | 1981-12-01 | General Electric Company | Film cooled airfoil body |
US5368441A (en) * | 1992-11-24 | 1994-11-29 | United Technologies Corporation | Turbine airfoil including diffusing trailing edge pedestals |
JP2002188406A (ja) * | 2000-12-01 | 2002-07-05 | United Technol Corp <Utc> | 軸流回転機械用のロータブレード |
DE60041774D1 (de) * | 2000-12-05 | 2009-04-23 | United Technologies Corp | Rotorschaufel |
US6599092B1 (en) * | 2002-01-04 | 2003-07-29 | General Electric Company | Methods and apparatus for cooling gas turbine nozzles |
US6969230B2 (en) * | 2002-12-17 | 2005-11-29 | General Electric Company | Venturi outlet turbine airfoil |
FR2864990B1 (fr) * | 2004-01-14 | 2008-02-22 | Snecma Moteurs | Perfectionnements apportes aux fentes d'evacuation de l'air de refroidissement d'aubes de turbine haute-pression |
US7575414B2 (en) * | 2005-04-01 | 2009-08-18 | General Electric Company | Turbine nozzle with trailing edge convection and film cooling |
US7503749B2 (en) * | 2005-04-01 | 2009-03-17 | General Electric Company | Turbine nozzle with trailing edge convection and film cooling |
US7371048B2 (en) * | 2005-05-27 | 2008-05-13 | United Technologies Corporation | Turbine blade trailing edge construction |
JP5436457B2 (ja) * | 2008-03-07 | 2014-03-05 | アルストム テクノロジー リミテッド | ガスタービンのための翼 |
US8092177B2 (en) * | 2008-09-16 | 2012-01-10 | Siemens Energy, Inc. | Turbine airfoil cooling system with diffusion film cooling hole having flow restriction rib |
EP2418357A1 (en) * | 2010-08-05 | 2012-02-15 | Siemens Aktiengesellschaft | Turbine airfoil and method for thermal barrier coating |
JP2012052513A (ja) * | 2010-09-03 | 2012-03-15 | Ihi Corp | タービン翼 |
-
2012
- 2012-05-08 US US13/466,487 patent/US20130302176A1/en not_active Abandoned
-
2013
- 2013-04-22 CN CN201380024101.6A patent/CN104285038A/zh active Pending
- 2013-04-22 CA CA2872265A patent/CA2872265A1/en active Pending
- 2013-04-22 EP EP13720668.6A patent/EP2855850A1/en not_active Withdrawn
- 2013-04-22 JP JP2015511494A patent/JP2015516539A/ja active Pending
- 2013-04-22 WO PCT/US2013/037510 patent/WO2013169471A1/en active Application Filing
- 2013-04-22 BR BR112014026785A patent/BR112014026785A2/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
US20130302176A1 (en) | 2013-11-14 |
BR112014026785A2 (pt) | 2017-06-27 |
JP2015516539A (ja) | 2015-06-11 |
CN104285038A (zh) | 2015-01-14 |
WO2013169471A1 (en) | 2013-11-14 |
EP2855850A1 (en) | 2015-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EEER | Examination request |
Effective date: 20141030 |