DE69501973D1 - Abdichtung zwischen den Schaufeln und den zwischenliegenden Plattformen - Google Patents
Abdichtung zwischen den Schaufeln und den zwischenliegenden PlattformenInfo
- Publication number
- DE69501973D1 DE69501973D1 DE69501973T DE69501973T DE69501973D1 DE 69501973 D1 DE69501973 D1 DE 69501973D1 DE 69501973 T DE69501973 T DE 69501973T DE 69501973 T DE69501973 T DE 69501973T DE 69501973 D1 DE69501973 D1 DE 69501973D1
- Authority
- DE
- Germany
- Prior art keywords
- blades
- sealing
- intermediate platforms
- platforms
- 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.)
- Expired - Fee Related
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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/005—Sealing means between non relatively rotating elements
- F01D11/006—Sealing the gap between rotor blades or blades and rotor
- F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9402025A FR2716502B1 (fr) | 1994-02-23 | 1994-02-23 | Garniture d'étanchéité entre des aubes et des plates-formes intermédiaires. |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69501973D1 true DE69501973D1 (de) | 1998-05-14 |
DE69501973T2 DE69501973T2 (de) | 1998-08-20 |
Family
ID=9460331
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69501973T Expired - Fee Related DE69501973T2 (de) | 1994-02-23 | 1995-02-21 | Abdichtung zwischen den Schaufeln und den zwischenliegenden Plattformen |
Country Status (4)
Country | Link |
---|---|
US (1) | US5520514A (de) |
EP (1) | EP0669451B1 (de) |
DE (1) | DE69501973T2 (de) |
FR (1) | FR2716502B1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2739135B1 (fr) * | 1995-09-21 | 1997-10-31 | Snecma | Agencement amortisseur monte entre des aubes de rotor |
GB9602129D0 (en) * | 1996-02-02 | 1996-04-03 | Rolls Royce Plc | Rotors for gas turbine engines |
DE19654471B4 (de) * | 1996-12-27 | 2006-05-24 | Alstom | Rotor einer Strömungsmaschine |
EP1124038A1 (de) * | 2000-02-09 | 2001-08-16 | Siemens Aktiengesellschaft | Turbinenschaufelanordnung |
US6916154B2 (en) * | 2003-04-29 | 2005-07-12 | Pratt & Whitney Canada Corp. | Diametrically energized piston ring |
CN100430606C (zh) * | 2004-01-05 | 2008-11-05 | 财团法人工业技术研究院 | 高速悬臂离心式压缩机转子机构 |
EP1925781A1 (de) * | 2006-11-23 | 2008-05-28 | Siemens Aktiengesellschaft | Schaufelanordnung |
US7762781B1 (en) | 2007-03-06 | 2010-07-27 | Florida Turbine Technologies, Inc. | Composite blade and platform assembly |
GB0806171D0 (en) * | 2008-04-07 | 2008-05-14 | Rolls Royce Plc | Aeroengine fan assembly |
EP2447476A3 (de) | 2010-11-01 | 2017-11-15 | Rolls-Royce plc | Ringförmiges Zwischenstück für eine Rotorscheibe einer Gasturbine |
FR3003294B1 (fr) * | 2013-03-15 | 2018-03-30 | Safran Aircraft Engines | Soufflante de turbomoteur a flux multiple, et turbomoteur equipe d'une telle soufflante |
US9926798B2 (en) | 2014-08-13 | 2018-03-27 | Rolls-Royce Corporation | Method for manufacturing composite fan annulus filler having nano-coating |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1331209A (en) * | 1969-10-28 | 1973-09-26 | Secr Defence | Bladed rotors for fluid flow machines |
US4111603A (en) * | 1976-05-17 | 1978-09-05 | Westinghouse Electric Corp. | Ceramic rotor blade assembly for a gas turbine engine |
FR2517779B1 (fr) * | 1981-12-03 | 1986-06-13 | Snecma | Dispositif d'amortissement des aubes d'une soufflante de turbomachine |
US4872812A (en) * | 1987-08-05 | 1989-10-10 | General Electric Company | Turbine blade plateform sealing and vibration damping apparatus |
US4784573A (en) * | 1987-08-17 | 1988-11-15 | United Technologies Corporation | Turbine blade attachment |
FR2669686B1 (fr) * | 1990-11-28 | 1994-09-02 | Snecma | Rotor de soufflante avec aubes sans plates-formes et sabots reconstituant le profil de veine. |
US5222865A (en) * | 1991-03-04 | 1993-06-29 | General Electric Company | Platform assembly for attaching rotor blades to a rotor disk |
US5156528A (en) * | 1991-04-19 | 1992-10-20 | General Electric Company | Vibration damping of gas turbine engine buckets |
US5277548A (en) * | 1991-12-31 | 1994-01-11 | United Technologies Corporation | Non-integral rotor blade platform |
GB9209895D0 (en) * | 1992-05-07 | 1992-06-24 | Rolls Royce Plc | Rotors for gas turbine engines |
FR2706528B1 (fr) * | 1993-06-10 | 1995-09-01 | Snecma | Plate-forme séparée inter-aube de disque ailette de rotor de turbomachine. |
US5415526A (en) * | 1993-11-19 | 1995-05-16 | Mercadante; Anthony J. | Coolable rotor assembly |
-
1994
- 1994-02-23 FR FR9402025A patent/FR2716502B1/fr not_active Expired - Fee Related
-
1995
- 1995-02-21 US US08/391,028 patent/US5520514A/en not_active Expired - Fee Related
- 1995-02-21 DE DE69501973T patent/DE69501973T2/de not_active Expired - Fee Related
- 1995-02-21 EP EP95400353A patent/EP0669451B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69501973T2 (de) | 1998-08-20 |
EP0669451B1 (de) | 1998-04-08 |
EP0669451A1 (de) | 1995-08-30 |
FR2716502B1 (fr) | 1996-04-05 |
FR2716502A1 (fr) | 1995-08-25 |
US5520514A (en) | 1996-05-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |