DE69505085T2 - Beschaufelter Rotor besonders für eine Turbomaschine - Google Patents
Beschaufelter Rotor besonders für eine TurbomaschineInfo
- Publication number
- DE69505085T2 DE69505085T2 DE69505085T DE69505085T DE69505085T2 DE 69505085 T2 DE69505085 T2 DE 69505085T2 DE 69505085 T DE69505085 T DE 69505085T DE 69505085 T DE69505085 T DE 69505085T DE 69505085 T2 DE69505085 T2 DE 69505085T2
- Authority
- DE
- Germany
- Prior art keywords
- turbo machine
- bladed rotor
- rotor especially
- bladed
- turbo
- 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
-
- 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
- F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S416/00—Fluid reaction surfaces, i.e. impellers
- Y10S416/50—Vibration damping features
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9412785A FR2726323B1 (fr) | 1994-10-26 | 1994-10-26 | Ensemble d'un disque rotatif et d'aubes, notamment utilise dans une turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69505085D1 DE69505085D1 (de) | 1998-11-05 |
DE69505085T2 true DE69505085T2 (de) | 1999-05-06 |
Family
ID=9468217
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69505085T Expired - Fee Related DE69505085T2 (de) | 1994-10-26 | 1995-10-25 | Beschaufelter Rotor besonders für eine Turbomaschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US5599170A (de) |
EP (1) | EP0709549B1 (de) |
DE (1) | DE69505085T2 (de) |
FR (1) | FR2726323B1 (de) |
Families Citing this family (46)
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 |
FR2758855B1 (fr) * | 1997-01-30 | 1999-02-26 | Snecma | Systeme de ventilation des plates-formes des aubes mobiles |
US5836744A (en) * | 1997-04-24 | 1998-11-17 | United Technologies Corporation | Frangible fan blade |
US5873702A (en) * | 1997-06-20 | 1999-02-23 | Siemens Westinghouse Power Corporation | Apparatus and method for sealing gas turbine blade roots |
US6273683B1 (en) | 1999-02-05 | 2001-08-14 | Siemens Westinghouse Power Corporation | Turbine blade platform seal |
KR20020005034A (ko) | 1999-05-14 | 2002-01-16 | 칼 하인쯔 호르닝어 | 회전자용 밀봉 시스템을 갖는 터보 머신 |
EP1180197A1 (de) | 1999-05-14 | 2002-02-20 | Siemens Aktiengesellschaft | Dichtsystem für einen rotor einer strömungsmaschine, |
GB9915637D0 (en) * | 1999-07-06 | 1999-09-01 | Rolls Royce Plc | A rotor seal |
FR2810365B1 (fr) * | 2000-06-15 | 2002-10-11 | Snecma Moteurs | Systeme de ventilation d'une paire de plates-formes d'aubes juxtaposees |
US6431835B1 (en) * | 2000-10-17 | 2002-08-13 | Honeywell International, Inc. | Fan blade compliant shim |
SE0103002D0 (sv) * | 2001-09-10 | 2001-09-10 | Trelleborg Ab | Vibration damping material |
US6579065B2 (en) * | 2001-09-13 | 2003-06-17 | General Electric Co. | Methods and apparatus for limiting fluid flow between adjacent rotor blades |
US6916154B2 (en) * | 2003-04-29 | 2005-07-12 | Pratt & Whitney Canada Corp. | Diametrically energized piston ring |
US6932575B2 (en) * | 2003-10-08 | 2005-08-23 | United Technologies Corporation | Blade damper |
US7217081B2 (en) * | 2004-10-15 | 2007-05-15 | Siemens Power Generation, Inc. | Cooling system for a seal for turbine vane shrouds |
US20070048140A1 (en) * | 2005-08-24 | 2007-03-01 | General Electric Company | Methods and apparatus for assembling gas turbine engines |
US7762780B2 (en) * | 2007-01-25 | 2010-07-27 | Siemens Energy, Inc. | Blade assembly in a combustion turbo-machine providing reduced concentration of mechanical stress and a seal between adjacent assemblies |
GB0802834D0 (en) * | 2008-02-18 | 2008-03-26 | Rolls Royce Plc | Annulus filler |
US8038405B2 (en) * | 2008-07-08 | 2011-10-18 | General Electric Company | Spring seal for turbine dovetail |
US8210820B2 (en) * | 2008-07-08 | 2012-07-03 | General Electric Company | Gas assisted turbine seal |
US8215914B2 (en) * | 2008-07-08 | 2012-07-10 | General Electric Company | Compliant seal for rotor slot |
US8011894B2 (en) * | 2008-07-08 | 2011-09-06 | General Electric Company | Sealing mechanism with pivot plate and rope seal |
US8210821B2 (en) * | 2008-07-08 | 2012-07-03 | General Electric Company | Labyrinth seal for turbine dovetail |
US8210823B2 (en) * | 2008-07-08 | 2012-07-03 | General Electric Company | Method and apparatus for creating seal slots for turbine components |
US8393869B2 (en) | 2008-12-19 | 2013-03-12 | Solar Turbines Inc. | Turbine blade assembly including a damper |
US8820754B2 (en) | 2010-06-11 | 2014-09-02 | Siemens Energy, Inc. | Turbine blade seal assembly |
FR2970033B1 (fr) | 2011-01-04 | 2015-10-16 | Turbomeca | Procede d'amortissement de pale de turbine a gaz et amortisseur de vibration de mise en oeuvre |
US9366142B2 (en) * | 2011-10-28 | 2016-06-14 | General Electric Company | Thermal plug for turbine bucket shank cavity and related method |
US9297263B2 (en) | 2012-10-31 | 2016-03-29 | Solar Turbines Incorporated | Turbine blade for a gas turbine engine |
US9303519B2 (en) | 2012-10-31 | 2016-04-05 | Solar Turbines Incorporated | Damper for a turbine rotor assembly |
US9347325B2 (en) | 2012-10-31 | 2016-05-24 | Solar Turbines Incorporated | Damper for a turbine rotor assembly |
US9228443B2 (en) | 2012-10-31 | 2016-01-05 | Solar Turbines Incorporated | Turbine rotor assembly |
WO2014160641A1 (en) | 2013-03-25 | 2014-10-02 | United Technologies Corporation | Rotor blade with l-shaped feather seal |
EP2806106A1 (de) | 2013-05-23 | 2014-11-26 | MTU Aero Engines GmbH | Turbomaschinenschaufel mit einem Impulskörper |
US9765625B2 (en) * | 2013-05-23 | 2017-09-19 | MTU Aero Engines AG | Turbomachine blade |
ES2632939T3 (es) * | 2013-12-12 | 2017-09-18 | MTU Aero Engines AG | Disposición de álabes móviles para turbinas de gas |
US9797270B2 (en) | 2013-12-23 | 2017-10-24 | Rolls-Royce North American Technologies Inc. | Recessable damper for turbine |
US9920627B2 (en) * | 2014-05-22 | 2018-03-20 | United Technologies Corporation | Rotor heat shield |
US9995162B2 (en) * | 2014-10-20 | 2018-06-12 | United Technologies Corporation | Seal and clip-on damper system and device |
EP3078808A1 (de) * | 2015-04-07 | 2016-10-12 | Siemens Aktiengesellschaft | Laufschaufelreihe für eine strömungsmaschine |
US10472975B2 (en) * | 2015-09-03 | 2019-11-12 | General Electric Company | Damper pin having elongated bodies for damping adjacent turbine blades |
EP3438410B1 (de) | 2017-08-01 | 2021-09-29 | General Electric Company | Dichtungssystem für eine rotationsmaschine |
JP7039355B2 (ja) * | 2018-03-28 | 2022-03-22 | 三菱重工業株式会社 | 回転機械 |
US10641111B2 (en) * | 2018-08-31 | 2020-05-05 | Rolls-Royce Corporation | Turbine blade assembly with ceramic matrix composite components |
FR3109403B1 (fr) * | 2020-04-16 | 2022-08-12 | Safran Aircraft Engines | Aube avec organes d’étanchéités améliorés |
US11066936B1 (en) * | 2020-05-07 | 2021-07-20 | Rolls-Royce Corporation | Turbine bladed disc brazed sealing plate with flow metering and axial retention features |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2912223A (en) * | 1955-03-17 | 1959-11-10 | Gen Electric | Turbine bucket vibration dampener and sealing assembly |
US3119595A (en) * | 1961-02-23 | 1964-01-28 | Gen Electric | Bladed rotor and baffle assembly |
US3112915A (en) * | 1961-12-22 | 1963-12-03 | Gen Electric | Rotor assembly air baffle |
US3887298A (en) * | 1974-05-30 | 1975-06-03 | United Aircraft Corp | Apparatus for sealing turbine blade damper cavities |
US4183720A (en) * | 1978-01-03 | 1980-01-15 | The United States Of America As Represented By The Secretary Of The Air Force | Composite fan blade platform double wedge centrifugal seal |
FR2503247B1 (fr) * | 1981-04-07 | 1985-06-14 | Snecma | Perfectionnements aux etages de turbine a gaz de turboreacteurs munis de moyens de refroidissement par air du disque de la roue de la turbine |
GB2112466A (en) * | 1981-12-30 | 1983-07-20 | Rolls Royce | Rotor blade vibration damping |
FR2523208A1 (fr) * | 1982-03-12 | 1983-09-16 | Snecma | Dispositif d'amortissement des vibrations d'aubes mobiles de turbine |
US4473337A (en) * | 1982-03-12 | 1984-09-25 | United Technologies Corporation | Blade damper seal |
GB2127104A (en) * | 1982-08-11 | 1984-04-04 | Rolls Royce | Sealing means for a turbine rotor blade in a gas turbine engine |
US4872812A (en) * | 1987-08-05 | 1989-10-10 | General Electric Company | Turbine blade plateform sealing and vibration damping apparatus |
FR2665726B1 (fr) * | 1990-08-08 | 1993-07-02 | Snecma | Soufflante de turbomachine a amortisseur dynamique a cames. |
FR2674569A1 (fr) * | 1991-03-27 | 1992-10-02 | Snecma | Disque ailete monobloc avec amortissement des vibrations pour turbomachine. |
US5156528A (en) * | 1991-04-19 | 1992-10-20 | General Electric Company | Vibration damping of gas turbine engine buckets |
US5261790A (en) * | 1992-02-03 | 1993-11-16 | General Electric Company | Retention device for turbine blade damper |
US5284421A (en) * | 1992-11-24 | 1994-02-08 | United Technologies Corporation | Rotor blade with platform support and damper positioning means |
US5313786A (en) * | 1992-11-24 | 1994-05-24 | United Technologies Corporation | Gas turbine blade damper |
US5478207A (en) * | 1994-09-19 | 1995-12-26 | General Electric Company | Stable blade vibration damper for gas turbine engine |
US5513955A (en) * | 1994-12-14 | 1996-05-07 | United Technologies Corporation | Turbine engine rotor blade platform seal |
-
1994
- 1994-10-26 FR FR9412785A patent/FR2726323B1/fr not_active Expired - Fee Related
-
1995
- 1995-10-17 US US08/544,019 patent/US5599170A/en not_active Expired - Fee Related
- 1995-10-25 DE DE69505085T patent/DE69505085T2/de not_active Expired - Fee Related
- 1995-10-25 EP EP95402376A patent/EP0709549B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0709549A1 (de) | 1996-05-01 |
DE69505085D1 (de) | 1998-11-05 |
FR2726323B1 (fr) | 1996-12-13 |
FR2726323A1 (fr) | 1996-05-03 |
EP0709549B1 (de) | 1998-09-30 |
US5599170A (en) | 1997-02-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SNECMA MOTEURS, PARIS, FR |
|
8339 | Ceased/non-payment of the annual fee |