FR3052990B1 - Circuit de refroidissement d'une aube de turbomachine - Google Patents
Circuit de refroidissement d'une aube de turbomachine Download PDFInfo
- Publication number
- FR3052990B1 FR3052990B1 FR1656042A FR1656042A FR3052990B1 FR 3052990 B1 FR3052990 B1 FR 3052990B1 FR 1656042 A FR1656042 A FR 1656042A FR 1656042 A FR1656042 A FR 1656042A FR 3052990 B1 FR3052990 B1 FR 3052990B1
- Authority
- FR
- France
- Prior art keywords
- turbomachine blade
- cooling circuit
- core
- external face
- curved external
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
-
- 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
- F05D2250/00—Geometry
- F05D2250/20—Three-dimensional
- F05D2250/24—Three-dimensional ellipsoidal
- F05D2250/241—Three-dimensional ellipsoidal spherical
Abstract
Noyau (18) destiné à la fabrication d'une aube de turbomachine par moulage à cire perdue, ce noyau (18) comprenant une première face (20) externe incurvée convexe et une deuxième face (21) externe incurvée concave, caractérisé en ce que les première et deuxième faces (20, 21) comprennent une pluralité d'enfoncements (24a, 24b), chaque enfoncement (24a, 24b) comportant une portion (25) sphérique.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1656042A FR3052990B1 (fr) | 2016-06-28 | 2016-06-28 | Circuit de refroidissement d'une aube de turbomachine |
PCT/FR2017/051438 WO2018002466A1 (fr) | 2016-06-28 | 2017-06-07 | Circuit de refroidissement d'une aube de turbomachine |
EP17735190.5A EP3475011B1 (fr) | 2016-06-28 | 2017-06-07 | Circuit de refroidissement d'une aube de turbomachine |
US16/314,341 US10682687B2 (en) | 2016-06-28 | 2017-06-07 | Turbomachine blade cooling circuit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1656042 | 2016-06-28 | ||
FR1656042A FR3052990B1 (fr) | 2016-06-28 | 2016-06-28 | Circuit de refroidissement d'une aube de turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3052990A1 FR3052990A1 (fr) | 2017-12-29 |
FR3052990B1 true FR3052990B1 (fr) | 2020-07-03 |
Family
ID=57583140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1656042A Active FR3052990B1 (fr) | 2016-06-28 | 2016-06-28 | Circuit de refroidissement d'une aube de turbomachine |
Country Status (4)
Country | Link |
---|---|
US (1) | US10682687B2 (fr) |
EP (1) | EP3475011B1 (fr) |
FR (1) | FR3052990B1 (fr) |
WO (1) | WO2018002466A1 (fr) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3629910A1 (de) * | 1986-09-03 | 1988-03-17 | Mtu Muenchen Gmbh | Metallisches hohlbauteil mit einem metallischen einsatz, insbesondere turbinenschaufel mit kuehleinsatz |
US7758314B2 (en) * | 2003-03-12 | 2010-07-20 | Florida Turbine Technologies, Inc. | Tungsten shell for a spar and shell turbine vane |
FR2870560B1 (fr) * | 2004-05-18 | 2006-08-25 | Snecma Moteurs Sa | Circuit de refroidissement a cavite a rapport de forme eleve pour aube de turbine a gaz |
US20070201980A1 (en) * | 2005-10-11 | 2007-08-30 | Honeywell International, Inc. | Method to augment heat transfer using chamfered cylindrical depressions in cast internal cooling passages |
US9243502B2 (en) * | 2012-04-24 | 2016-01-26 | United Technologies Corporation | Airfoil cooling enhancement and method of making the same |
-
2016
- 2016-06-28 FR FR1656042A patent/FR3052990B1/fr active Active
-
2017
- 2017-06-07 WO PCT/FR2017/051438 patent/WO2018002466A1/fr unknown
- 2017-06-07 US US16/314,341 patent/US10682687B2/en active Active
- 2017-06-07 EP EP17735190.5A patent/EP3475011B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
EP3475011A1 (fr) | 2019-05-01 |
WO2018002466A1 (fr) | 2018-01-04 |
US20190240725A1 (en) | 2019-08-08 |
FR3052990A1 (fr) | 2017-12-29 |
EP3475011B1 (fr) | 2022-03-30 |
US10682687B2 (en) | 2020-06-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR3056634B1 (fr) | Ensemble d'anneau turbine comprenant un element de repartition de l'air de refroidissement | |
CO2019000395A2 (es) | Genes de mini–distrofina optimizados y casetes de expresión y su uso | |
CO2020005810A2 (es) | Acceso aleatorio con conmutación de parte de ancho de banda | |
CO2020002958A2 (es) | Tarjeta de transacción con componentes electrónicos incorporados y procedimiento para su fabricación | |
CO2019013129A2 (es) | Indicadores de privacidad para controlar peticiones de autenticación | |
EP3752332A4 (fr) | Techniques de coulage, pièces coulées et systèmes et procédés d'impression en trois dimensions | |
TWD173639S (zh) | 針盤 | |
BR112018008915A2 (pt) | aparelho ortodôntico com memória de formato contínuo | |
PE20191221A1 (es) | Un bloque preformado de espuma mejorado | |
CL2018001429A1 (es) | Método anti-bucle basado en mstp en red pe de acceso ce de homing dual | |
JP2019207083A5 (fr) | ||
FR3052990B1 (fr) | Circuit de refroidissement d'une aube de turbomachine | |
CL2021002654S1 (es) | Recortador de pelo de nariz. | |
JP2020030691A5 (fr) | ||
JP2020140345A5 (fr) | ||
ZA202102108B (en) | Whitening oral care composition based on a cross-linked pvp-h2c2 complex, a peroxysulfate, a hydrophobic base and sodium tripolyphosphate | |
BR112016027756A2 (pt) | Dispositivo e processo de modelização numérica em três dimensões | |
ES2632166A1 (es) | Dispositivo de mecanizado de superficies laminares curvas | |
JP2019183589A5 (fr) | ||
JP2019087130A5 (fr) | ||
RU2016114656A (ru) | Рентгеновская линза на основе эффекта отражения | |
WO2016149136A3 (fr) | Capteur de profondeur 3d et système de projection et leurs procédés de fonctionnement | |
MA49454A (fr) | Formulations ophtalmiques à base de tropicamide | |
IT201700078404A1 (it) | Stampaggio a freddo di lamiera in lega leggera non ricotta su forma curva. | |
PL424642A1 (pl) | Sposób mocowania łopatek rzutowych w kole rzutowym |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 2 |
|
PLSC | Publication of the preliminary search report |
Effective date: 20171229 |
|
PLFP | Fee payment |
Year of fee payment: 3 |
|
CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20180809 |
|
PLFP | Fee payment |
Year of fee payment: 4 |
|
PLFP | Fee payment |
Year of fee payment: 5 |
|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |