FR3070420B1 - Capot de moyeu pour structure aero-acoustique - Google Patents
Capot de moyeu pour structure aero-acoustique Download PDFInfo
- Publication number
- FR3070420B1 FR3070420B1 FR1757824A FR1757824A FR3070420B1 FR 3070420 B1 FR3070420 B1 FR 3070420B1 FR 1757824 A FR1757824 A FR 1757824A FR 1757824 A FR1757824 A FR 1757824A FR 3070420 B1 FR3070420 B1 FR 3070420B1
- Authority
- FR
- France
- Prior art keywords
- hub
- blade
- aero
- hub cover
- cover
- 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
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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
- F01D5/141—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
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
- F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
- F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
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- 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
- F05D2260/12—Testing on a test bench
-
- 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
- F05D2260/83—Testing, e.g. methods, components or tools therefor
-
- 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
- F05D2260/96—Preventing, counteracting or reducing vibration or noise
-
- 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
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
L'invention propose un ensemble pour veine de turbomachine ou veine de banc d'essai de turbomachine, comprenant : - un moyeu (200) défini autour d'un axe longitudinal (X), - des aubes (100), chacune comprenant un pied d'aube (110), s'étendant selon une direction radiale (Y) à l'axe longitudinale (X), le moyeu d'aube (200) comprend un emplacement de fixation (210) du pied d'aube (110), caractérisé en ce que l'ensemble comprend un capot aérodynamique de moyeu (300), sous la forme d'une plateforme (305) recouvrant une portion du moyeu (200) au niveau des aubes (100), le capot (300) comprenant une ouverture (310) en regard de l'emplacement de fixation (210) du pied d'aube (110).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1757824A FR3070420B1 (fr) | 2017-08-23 | 2017-08-23 | Capot de moyeu pour structure aero-acoustique |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1757824 | 2017-08-23 | ||
FR1757824A FR3070420B1 (fr) | 2017-08-23 | 2017-08-23 | Capot de moyeu pour structure aero-acoustique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3070420A1 FR3070420A1 (fr) | 2019-03-01 |
FR3070420B1 true FR3070420B1 (fr) | 2021-01-08 |
Family
ID=60138547
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1757824A Active FR3070420B1 (fr) | 2017-08-23 | 2017-08-23 | Capot de moyeu pour structure aero-acoustique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3070420B1 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3097909B1 (fr) * | 2019-06-27 | 2021-09-17 | Safran Aircraft Engines | Virole interne d'un carter intermédiaire, carter intermédiaire associé avec lamelles formant amortisseurs |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2993927B1 (fr) * | 2012-07-27 | 2014-08-22 | Snecma | Piece de modification du profil d'une veine aerodynamique |
EP2835500A1 (fr) * | 2013-08-09 | 2015-02-11 | Siemens Aktiengesellschaft | Elément d'insertion et turbine à gaz |
FR3014943B1 (fr) * | 2013-12-18 | 2019-03-29 | Safran Aircraft Engines | Piece de turbomachine a surface non-axisymetrique |
US20170058916A1 (en) * | 2015-09-01 | 2017-03-02 | United Technologies Corporation | Gas turbine fan fairing platform and method of fairing a root leading edge of a fan blade of a gas turbine engine |
-
2017
- 2017-08-23 FR FR1757824A patent/FR3070420B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3070420A1 (fr) | 2019-03-01 |
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Legal Events
Date | Code | Title | Description |
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PLSC | Publication of the preliminary search report |
Effective date: 20190301 |
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Year of fee payment: 3 |
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Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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Year of fee payment: 6 |
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PLFP | Fee payment |
Year of fee payment: 7 |