FR3085415B1 - Aube comprenant une structure en materiau composite et une coque metallique - Google Patents
Aube comprenant une structure en materiau composite et une coque metallique Download PDFInfo
- Publication number
- FR3085415B1 FR3085415B1 FR1857960A FR1857960A FR3085415B1 FR 3085415 B1 FR3085415 B1 FR 3085415B1 FR 1857960 A FR1857960 A FR 1857960A FR 1857960 A FR1857960 A FR 1857960A FR 3085415 B1 FR3085415 B1 FR 3085415B1
- Authority
- FR
- France
- Prior art keywords
- composite material
- blade
- dawn
- metal shell
- material structure
- 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
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/16—Blades
- B64C11/20—Constructional features
- B64C11/26—Fabricated 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
- F01D5/28—Selecting particular materials; Particular measures relating thereto; Measures against erosion or corrosion
- F01D5/282—Selecting composite materials, e.g. blades with reinforcing filaments
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
-
- 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
- F01D7/00—Rotors with blades adjustable in operation; Control thereof
- F01D7/02—Rotors with blades adjustable in operation; Control thereof having adjustment responsive to speed
-
- 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
- F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
- F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
-
- 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
- F05D2300/00—Materials; Properties thereof
- F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
- F05D2300/603—Composites; e.g. fibre-reinforced
-
- 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
Abstract
L'invention concerne une aube (7) comprenant : - une structure en matériau composite, - une attache (9) de pied (16) d'aube (7) comprenant une embase présentant une face radiale externe (20) et dans laquelle est formée une alvéole (22) configurée pour recevoir le pied (16) d'aube (7) et - deux plateformes (26), s'étendant de part et d'autre de la pale (18) en regard de la face radiale externe (20), et - deux pièces de raidissement (30), rapportées et fixées sur la face radiale externe (20) de part et d'autre de l'échasse (17) de sorte à venir en appui avec serrage contre l'échasse (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1857960A FR3085415B1 (fr) | 2018-09-05 | 2018-09-05 | Aube comprenant une structure en materiau composite et une coque metallique |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1857960A FR3085415B1 (fr) | 2018-09-05 | 2018-09-05 | Aube comprenant une structure en materiau composite et une coque metallique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3085415A1 FR3085415A1 (fr) | 2020-03-06 |
FR3085415B1 true FR3085415B1 (fr) | 2021-04-16 |
Family
ID=66041517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1857960A Active FR3085415B1 (fr) | 2018-09-05 | 2018-09-05 | Aube comprenant une structure en materiau composite et une coque metallique |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR3085415B1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3114347B1 (fr) * | 2020-09-24 | 2022-08-12 | Safran Aircraft Engines | Aube de soufflante comprenant un système anti-pivotement amélioré |
FR3115071B1 (fr) | 2020-10-08 | 2023-12-22 | Safran Aircraft Engines | Aube composite et attache de pied d’aube anti-rotation |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4019832A (en) * | 1976-02-27 | 1977-04-26 | General Electric Company | Platform for a turbomachinery blade |
GB2171151B (en) * | 1985-02-20 | 1988-05-18 | Rolls Royce | Rotors for gas turbine engines |
FR2608674B1 (fr) * | 1986-12-17 | 1991-04-19 | Snecma | Roue de turbine a aubes ceramique |
US5240375A (en) * | 1992-01-10 | 1993-08-31 | General Electric Company | Wear protection system for turbine engine rotor and blade |
FR2739136B1 (fr) * | 1995-09-21 | 1997-10-31 | Snecma | Agencement amortissant pour des aubes de rotor |
US6431835B1 (en) * | 2000-10-17 | 2002-08-13 | Honeywell International, Inc. | Fan blade compliant shim |
FR3021030B1 (fr) * | 2014-05-14 | 2018-01-05 | Ratier Figeac | Pale a ancrage securise en translation radiale, helice, turbomachine et aeronef |
-
2018
- 2018-09-05 FR FR1857960A patent/FR3085415B1/fr active Active
Also Published As
Publication number | Publication date |
---|---|
FR3085415A1 (fr) | 2020-03-06 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 2 |
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PLSC | Publication of the preliminary search report |
Effective date: 20200306 |
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PLFP | Fee payment |
Year of fee payment: 3 |
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PLFP | Fee payment |
Year of fee payment: 4 |
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PLFP | Fee payment |
Year of fee payment: 5 |
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PLFP | Fee payment |
Year of fee payment: 6 |