FR2927357A1 - Dispositif d'amortissement des vibrations entre deux aubes de roue aubagee de turbomachine - Google Patents
Dispositif d'amortissement des vibrations entre deux aubes de roue aubagee de turbomachine Download PDFInfo
- Publication number
- FR2927357A1 FR2927357A1 FR0800756A FR0800756A FR2927357A1 FR 2927357 A1 FR2927357 A1 FR 2927357A1 FR 0800756 A FR0800756 A FR 0800756A FR 0800756 A FR0800756 A FR 0800756A FR 2927357 A1 FR2927357 A1 FR 2927357A1
- Authority
- FR
- France
- Prior art keywords
- rib
- damping device
- blades
- platforms
- flank
- 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.)
- Granted
Links
- 238000013016 damping Methods 0.000 title claims description 51
- 241000272165 Charadriidae Species 0.000 claims description 17
- 238000007789 sealing Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 9
- 238000013459 approach Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
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
- 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
- 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
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (13)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0800756A FR2927357B1 (fr) | 2008-02-12 | 2008-02-12 | Dispositif d'amortissement des vibrations entre deux aubes de roue aubagee de turbomachine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0800756A FR2927357B1 (fr) | 2008-02-12 | 2008-02-12 | Dispositif d'amortissement des vibrations entre deux aubes de roue aubagee de turbomachine |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2927357A1 true FR2927357A1 (fr) | 2009-08-14 |
FR2927357B1 FR2927357B1 (fr) | 2013-09-20 |
Family
ID=39790985
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0800756A Active FR2927357B1 (fr) | 2008-02-12 | 2008-02-12 | Dispositif d'amortissement des vibrations entre deux aubes de roue aubagee de turbomachine |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2927357B1 (fr) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2646656A1 (fr) * | 2010-11-30 | 2013-10-09 | MTU Aero Engines GmbH | Moyen d'amortissement pour amortir le mouvement d'une aube d'une turbomachine |
EP3342984A1 (fr) * | 2017-01-03 | 2018-07-04 | United Technologies Corporation | Aube rotorique, moteur à turbine à gaz et procédé associé d'amortissement de vibrations entre aubes rotoriques contiguës |
EP3342983A1 (fr) * | 2017-01-03 | 2018-07-04 | United Technologies Corporation | Aube rotorique, moteur à turbine à gaz et procédé associé d'amortissement de vibrations entre aubes rotoriques contiguës |
GB2573520A (en) * | 2018-05-08 | 2019-11-13 | Rolls Royce Plc | A damper |
EP3597862A1 (fr) * | 2018-07-16 | 2020-01-22 | United Technologies Corporation | Joint en coin de plateforme de ventilateur |
US10662784B2 (en) | 2016-11-28 | 2020-05-26 | Raytheon Technologies Corporation | Damper with varying thickness for a blade |
US10677073B2 (en) | 2017-01-03 | 2020-06-09 | Raytheon Technologies Corporation | Blade platform with damper restraint |
CN114382549A (zh) * | 2020-10-21 | 2022-04-22 | 中国航发商用航空发动机有限责任公司 | 涡轮和航空发动机 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666376A (en) * | 1971-01-05 | 1972-05-30 | United Aircraft Corp | Turbine blade damper |
US3709631A (en) * | 1971-03-18 | 1973-01-09 | Caterpillar Tractor Co | Turbine blade seal arrangement |
US4101245A (en) * | 1976-12-27 | 1978-07-18 | United Technologies Corporation | Interblade damper and seal for turbomachinery rotor |
US4182598A (en) * | 1977-08-29 | 1980-01-08 | United Technologies Corporation | Turbine blade damper |
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 |
EP0509838A1 (fr) * | 1991-04-19 | 1992-10-21 | General Electric Company | Amortissement des vibrations des aubes de turbines à gaz |
EP1164253A1 (fr) * | 2000-06-15 | 2001-12-19 | Snecma Moteurs | Système de ventilation d'une paire de plates-formes d'aubes juxtaposées |
EP1452694A2 (fr) * | 2003-02-26 | 2004-09-01 | ROLLS-ROYCE plc | Dispositif d'amortissement et d'étanchéité pour turbine |
GB2412699A (en) * | 2004-03-30 | 2005-10-05 | Rolls Royce Plc | Heat shield for rotor blade hub |
-
2008
- 2008-02-12 FR FR0800756A patent/FR2927357B1/fr active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3666376A (en) * | 1971-01-05 | 1972-05-30 | United Aircraft Corp | Turbine blade damper |
US3709631A (en) * | 1971-03-18 | 1973-01-09 | Caterpillar Tractor Co | Turbine blade seal arrangement |
US4101245A (en) * | 1976-12-27 | 1978-07-18 | United Technologies Corporation | Interblade damper and seal for turbomachinery rotor |
US4182598A (en) * | 1977-08-29 | 1980-01-08 | United Technologies Corporation | Turbine blade damper |
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 |
EP0509838A1 (fr) * | 1991-04-19 | 1992-10-21 | General Electric Company | Amortissement des vibrations des aubes de turbines à gaz |
EP1164253A1 (fr) * | 2000-06-15 | 2001-12-19 | Snecma Moteurs | Système de ventilation d'une paire de plates-formes d'aubes juxtaposées |
EP1452694A2 (fr) * | 2003-02-26 | 2004-09-01 | ROLLS-ROYCE plc | Dispositif d'amortissement et d'étanchéité pour turbine |
GB2412699A (en) * | 2004-03-30 | 2005-10-05 | Rolls Royce Plc | Heat shield for rotor blade hub |
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2646656B1 (fr) * | 2010-11-30 | 2017-08-02 | MTU Aero Engines GmbH | Moyen d'amortissement pour amortir le mouvement d'une aube d'une turbomachine |
EP2646656A1 (fr) * | 2010-11-30 | 2013-10-09 | MTU Aero Engines GmbH | Moyen d'amortissement pour amortir le mouvement d'une aube d'une turbomachine |
US10662784B2 (en) | 2016-11-28 | 2020-05-26 | Raytheon Technologies Corporation | Damper with varying thickness for a blade |
US10731479B2 (en) | 2017-01-03 | 2020-08-04 | Raytheon Technologies Corporation | Blade platform with damper restraint |
US20180187558A1 (en) * | 2017-01-03 | 2018-07-05 | United Technologies Corporation | Blade platform with chamfer |
EP3342983A1 (fr) * | 2017-01-03 | 2018-07-04 | United Technologies Corporation | Aube rotorique, moteur à turbine à gaz et procédé associé d'amortissement de vibrations entre aubes rotoriques contiguës |
US10677073B2 (en) | 2017-01-03 | 2020-06-09 | Raytheon Technologies Corporation | Blade platform with damper restraint |
EP3342984A1 (fr) * | 2017-01-03 | 2018-07-04 | United Technologies Corporation | Aube rotorique, moteur à turbine à gaz et procédé associé d'amortissement de vibrations entre aubes rotoriques contiguës |
GB2573520A (en) * | 2018-05-08 | 2019-11-13 | Rolls Royce Plc | A damper |
EP3597862A1 (fr) * | 2018-07-16 | 2020-01-22 | United Technologies Corporation | Joint en coin de plateforme de ventilateur |
US11028714B2 (en) | 2018-07-16 | 2021-06-08 | Raytheon Technologies Corporation | Fan platform wedge seal |
CN114382549A (zh) * | 2020-10-21 | 2022-04-22 | 中国航发商用航空发动机有限责任公司 | 涡轮和航空发动机 |
CN114382549B (zh) * | 2020-10-21 | 2024-04-23 | 中国航发商用航空发动机有限责任公司 | 涡轮和航空发动机 |
Also Published As
Publication number | Publication date |
---|---|
FR2927357B1 (fr) | 2013-09-20 |
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