CA2418241A1 - Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore - Google Patents

Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore Download PDF

Info

Publication number
CA2418241A1
CA2418241A1 CA002418241A CA2418241A CA2418241A1 CA 2418241 A1 CA2418241 A1 CA 2418241A1 CA 002418241 A CA002418241 A CA 002418241A CA 2418241 A CA2418241 A CA 2418241A CA 2418241 A1 CA2418241 A1 CA 2418241A1
Authority
CA
Canada
Prior art keywords
dawn
blade
slot
opening
cavity
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.)
Abandoned
Application number
CA002418241A
Other languages
English (en)
French (fr)
Inventor
Jacky Tabardin
Maurice Judet
Jacques Boury
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA Moteurs SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SNECMA Moteurs SA filed Critical SNECMA Moteurs SA
Publication of CA2418241A1 publication Critical patent/CA2418241A1/fr
Abandoned legal-status Critical Current

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
    • F01D5/187—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
    • 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
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/80—Platforms for stationary or moving blades
    • F05B2240/801—Platforms for stationary or moving blades 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • F05D2240/81—Cooled platforms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA002418241A 2002-01-23 2003-01-22 Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore Abandoned CA2418241A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0200802 2002-01-23
FR0200802A FR2835015B1 (fr) 2002-01-23 2002-01-23 Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore

Publications (1)

Publication Number Publication Date
CA2418241A1 true CA2418241A1 (fr) 2003-07-23

Family

ID=8871382

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002418241A Abandoned CA2418241A1 (fr) 2002-01-23 2003-01-22 Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore

Country Status (7)

Country Link
US (1) US20030138322A1 (zh)
EP (1) EP1333155A1 (zh)
JP (1) JP2003214108A (zh)
CN (1) CN1436919A (zh)
CA (1) CA2418241A1 (zh)
FR (1) FR2835015B1 (zh)
RU (1) RU2003101665A (zh)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE50306044D1 (de) * 2003-09-05 2007-02-01 Siemens Ag Schaufel einer Turbine
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
US7097424B2 (en) * 2004-02-03 2006-08-29 United Technologies Corporation Micro-circuit platform
US7246999B2 (en) * 2004-10-06 2007-07-24 General Electric Company Stepped outlet turbine airfoil
FR2877034B1 (fr) * 2004-10-27 2009-04-03 Snecma Moteurs Sa Aube de rotor d'une turbine a gaz
GB2444483B (en) * 2006-12-09 2010-07-14 Rolls Royce Plc A core for use in a casting mould
CH699601A1 (de) * 2008-09-30 2010-03-31 Alstom Technology Ltd Schaufel für eine gasturbine.
CN101767286B (zh) * 2008-12-30 2013-06-05 沈阳黎明航空发动机(集团)有限责任公司 一种高压涡轮工作叶片精整、机加定位工艺方法
US8632297B2 (en) 2010-09-29 2014-01-21 General Electric Company Turbine airfoil and method for cooling a turbine airfoil
US8585350B1 (en) * 2011-01-13 2013-11-19 George Liang Turbine vane with trailing edge extension
JP2012189026A (ja) * 2011-03-11 2012-10-04 Ihi Corp タービン翼
US9045987B2 (en) * 2012-06-15 2015-06-02 United Technologies Corporation Cooling for a turbine airfoil trailing edge
US10107107B2 (en) 2012-06-28 2018-10-23 United Technologies Corporation Gas turbine engine component with discharge slot having oval geometry
EP2868867A1 (de) * 2013-10-29 2015-05-06 Siemens Aktiengesellschaft Turbinenschaufel
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
US20160090843A1 (en) * 2014-09-30 2016-03-31 General Electric Company Turbine components with stepped apertures
US10247009B2 (en) * 2016-05-24 2019-04-02 General Electric Company Cooling passage for gas turbine system rotor blade
FR3099523B1 (fr) * 2019-08-01 2021-10-29 Safran Aircraft Engines Aube munie d’un circuit de refroidissement
US20230151737A1 (en) * 2021-11-18 2023-05-18 Raytheon Technologies Corporation Airfoil with axial cooling slot having diverging ramp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4601638A (en) * 1984-12-21 1986-07-22 United Technologies Corporation Airfoil trailing edge cooling arrangement
US4738588A (en) * 1985-12-23 1988-04-19 Field Robert E Film cooling passages with step diffuser
EP0954679B1 (en) * 1996-06-28 2003-01-22 United Technologies Corporation Coolable airfoil for a gas turbine engine
JP3316418B2 (ja) * 1997-06-12 2002-08-19 三菱重工業株式会社 ガスタービン冷却動翼
US5975851A (en) * 1997-12-17 1999-11-02 United Technologies Corporation Turbine blade with trailing edge root section cooling
US6062817A (en) * 1998-11-06 2000-05-16 General Electric Company Apparatus and methods for cooling slot step elimination
CA2334071C (en) * 2000-02-23 2005-05-24 Mitsubishi Heavy Industries, Ltd. Gas turbine moving blade
US6609891B2 (en) * 2001-08-30 2003-08-26 General Electric Company Turbine airfoil for gas turbine engine

Also Published As

Publication number Publication date
RU2003101665A (ru) 2004-11-10
CN1436919A (zh) 2003-08-20
US20030138322A1 (en) 2003-07-24
FR2835015A1 (fr) 2003-07-25
EP1333155A1 (fr) 2003-08-06
JP2003214108A (ja) 2003-07-30
FR2835015B1 (fr) 2005-02-18

Similar Documents

Publication Publication Date Title
CA2418241A1 (fr) Aube mobile de turbine haute pression munie d'un bord de fuite au comportement thermique ameliore
CA2550442C (fr) Circuits de refroidissement pour aube mobile de turbomachine
EP1726783B1 (fr) Aube creuse de rotor pour la turbine d'un moteur à turbine à gaz, équipée d'une baignoire
CA2493094C (fr) Perfectionnements apportes aux fentes d'evacuation de l'air de refroidissement d'aubes de turbine
CA2652679C (fr) Aubes pour roue a aubes de turbomachine avec rainure pour le refroidissement
CA2834213C (fr) Dispositif d'etancheite pour distributeur de turbine de turbomachine
EP1790819A1 (fr) Circuit de refroidissement pour aube mobile de turbomachine
FR2771446A1 (fr) Aube de distributeur de turbine refroidie
CA2412989C (fr) Perfectionnements apportes au comportement thermique du bord de fuite d'une aube de turbine haute-pression
CA2456696C (fr) Aubes de turbine refroidie a fuite d'air de refroidissement reduite
EP1452691B1 (fr) Plate-forme annulaire de distributeur d'une turbine basse-pression de turbomachine
EP4107369B1 (fr) Aube de turbine comportant trois types d'orifices de refroidissement du bord de fuite
WO2020193913A1 (fr) Aube de turbomachine equipee d'un circuit de refroidissement optimise
FR3095234A1 (fr) Ensemble de turbomachine comprenant un dispositif de limitation de temperature pour fond d’alveole non refroidi
EP4111036B1 (fr) Pale de distributeur pour turbomachine, distributeur haute ou basse pression pour turbomachine, turbomachine et procédé de fabrication d'une pale d'un distributeur pour turbomachine
EP3768950B1 (fr) Disque aubagé monobloc souple en partie basse des aubes
FR3045709A1 (fr) Aube de soufflante
EP4409114A1 (fr) Turbine à gaz haute-pression pour une turbomachine et turbomachine
CA3146412A1 (fr) Aube mobile de turbomachine a circuit de refroidissement ayant une double rangee de fentes d'evacuation
WO2024194568A1 (fr) Architecture pour joint d'etancheite de turbomachine
FR3116857A1 (fr) composant de turbomachine comprenant une paroi pourvue de moyens de refroidissement
FR3111661A1 (fr) Aube de turbine avec système de refroidissement
FR3094035A1 (fr) Aube de turbomachine equipee d’un circuit de refroidissement avec zone de raccordement optimisee

Legal Events

Date Code Title Description
FZDE Dead