EP0524876A1 - Roues à aubes de turbomachines - Google Patents
Roues à aubes de turbomachines Download PDFInfo
- Publication number
- EP0524876A1 EP0524876A1 EP92402110A EP92402110A EP0524876A1 EP 0524876 A1 EP0524876 A1 EP 0524876A1 EP 92402110 A EP92402110 A EP 92402110A EP 92402110 A EP92402110 A EP 92402110A EP 0524876 A1 EP0524876 A1 EP 0524876A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- disc
- blades
- crown
- ferrule
- vanes
- 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.)
- Withdrawn
Links
- 238000007373 indentation Methods 0.000 claims description 7
- 239000002131 composite material Substances 0.000 claims description 5
- 210000003462 vein Anatomy 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
Images
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
- 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
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9109368A FR2679599A1 (fr) | 1991-07-24 | 1991-07-24 | Perfectionnement aux roues a aubes de turbomachines. |
FR9109368 | 1991-07-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0524876A1 true EP0524876A1 (fr) | 1993-01-27 |
Family
ID=9415486
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP92402110A Withdrawn EP0524876A1 (fr) | 1991-07-24 | 1992-07-22 | Roues à aubes de turbomachines |
Country Status (3)
Country | Link |
---|---|
US (1) | US5263823A (cs) |
EP (1) | EP0524876A1 (cs) |
FR (1) | FR2679599A1 (cs) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2075417A1 (fr) | 2007-12-27 | 2009-07-01 | Techspace aero | Plateforme et aube pour une roue aubagée de turbomachine, roue aubagée et compresseur ou turbomachine comportant une telle roue aubagée |
FR2940353A1 (fr) * | 2008-12-23 | 2010-06-25 | Snecma | Roue mobile de turbomachine a aubes en materiau composite. |
FR2940350A1 (fr) * | 2008-12-23 | 2010-06-25 | Snecma | Roue mobile de turbomachine a aubes en materiau composite munie d'un anneau ressort. |
EP3683450A1 (fr) * | 2019-01-18 | 2020-07-22 | Safran Aero Boosters S.A. | Ensemble rotatif de turbomachine |
Families Citing this family (37)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9405473D0 (en) * | 1994-03-19 | 1994-05-04 | Rolls Royce Plc | A gas turbine engine fan blade assembly |
US5609471A (en) * | 1995-12-07 | 1997-03-11 | Allison Advanced Development Company, Inc. | Multiproperty rotor disk and method of manufacture |
US5597290A (en) * | 1996-05-01 | 1997-01-28 | Tuthill Corporation | Multi-component fan assembly |
FR2772096B1 (fr) | 1997-12-09 | 2000-03-10 | Bosch Syst Freinage | Frein a tambour combinant le point fixe et la commande du frein de stationnement |
US6139277A (en) * | 1998-12-22 | 2000-10-31 | Air Concepts, Inc. | Motorized fan |
US6991428B2 (en) | 2003-06-12 | 2006-01-31 | Pratt & Whitney Canada Corp. | Fan blade platform feature for improved blade-off performance |
DE10358421A1 (de) * | 2003-12-13 | 2005-07-07 | Mtu Aero Engines Gmbh | Rotor für eine Turbomaschine |
IT1394295B1 (it) | 2009-05-08 | 2012-06-06 | Nuovo Pignone Spa | Girante centrifuga del tipo chiuso per turbomacchine, componente per tale girante, turbomacchina provvista di tale girante e metodo di realizzazione di tale girante |
DE102009023841A1 (de) * | 2009-06-04 | 2010-12-09 | Mtu Aero Engines Gmbh | Integraler Rotor einer Strömungsmaschine mit separatem Deckband |
DE102009023840A1 (de) * | 2009-06-04 | 2010-12-09 | Mtu Aero Engines Gmbh | Rotor einer Strömungsmaschine mit separatem Deckband |
IT1397057B1 (it) | 2009-11-23 | 2012-12-28 | Nuovo Pignone Spa | Girante centrifuga e turbomacchina |
IT1397058B1 (it) | 2009-11-23 | 2012-12-28 | Nuovo Pignone Spa | Stampo per girante centrifuga, inserti per stampo e metodo per costruire una girante centrifuga |
DE102010015404B4 (de) * | 2010-04-19 | 2012-02-16 | Mtu Aero Engines Gmbh | Verfahren zur Reparatur einer Rotoranordnung einer Turbomaschine, Ringelement für eine Rotoranordnung einer Turbomaschine sowie Rotoranordnung für eine Turbomaschine |
FR2961847B1 (fr) * | 2010-06-25 | 2012-08-17 | Snecma | Roue mobile a aubes en materiau composite pour moteur a turbine a gaz a liaison pied d'aube/disque par serrage |
US8491267B2 (en) | 2010-08-27 | 2013-07-23 | Pratt & Whitney Canada Corp. | Retaining ring arrangement for a rotary assembly |
ITCO20110064A1 (it) | 2011-12-14 | 2013-06-15 | Nuovo Pignone Spa | Macchina rotante comprendente un rotore con una girante composita ed un albero metallico |
US9376926B2 (en) * | 2012-11-15 | 2016-06-28 | United Technologies Corporation | Gas turbine engine fan blade lock assembly |
FR3010442B1 (fr) * | 2013-09-09 | 2015-10-09 | Snecma | Disque aubage monobloc a contraintes reduites en pied d'aube, de preference pour soufflante de turbomachine d'aeronef |
WO2015108592A2 (en) * | 2013-11-22 | 2015-07-23 | United Technologies Corporation | Multi-material turbine airfoil |
ITCO20130067A1 (it) | 2013-12-17 | 2015-06-18 | Nuovo Pignone Srl | Girante con elementi di protezione e compressore centrifugo |
EP2933436A1 (de) * | 2014-04-15 | 2015-10-21 | Siemens Aktiengesellschaft | Radscheibe mit wenigstens einem Dichtblech |
US10280768B2 (en) | 2014-11-12 | 2019-05-07 | Rolls-Royce North American Technologies Inc. | Turbine blisk including ceramic matrix composite blades and methods of manufacture |
US9909430B2 (en) | 2014-11-13 | 2018-03-06 | Rolls-Royce North American Technologies Inc. | Turbine disk assembly including seperable platforms for blade attachment |
US10047763B2 (en) | 2015-12-14 | 2018-08-14 | General Electric Company | Rotor assembly for use in a turbofan engine and method of assembling |
FR3057908B1 (fr) * | 2016-10-21 | 2019-11-22 | Safran Aircraft Engines | Ensemble rotatif d'une turbomachine muni d'un systeme de maintien axial d'une aube |
US10294954B2 (en) | 2016-11-09 | 2019-05-21 | Rolls-Royce North American Technologies Inc. | Composite blisk |
US10563665B2 (en) | 2017-01-30 | 2020-02-18 | Rolls-Royce North American Technologies, Inc. | Turbomachine stage and method of making same |
GB201718600D0 (en) * | 2017-11-10 | 2017-12-27 | Rolls Royce Plc | Annulus filler |
US10738630B2 (en) * | 2018-02-19 | 2020-08-11 | General Electric Company | Platform apparatus for propulsion rotor |
US10934859B2 (en) * | 2018-08-24 | 2021-03-02 | Rolls-Royce North American Technologies Inc. | Turbine blade comprising ceramic matrix composite materials |
WO2022185163A1 (en) | 2021-03-03 | 2022-09-09 | Whisper Aero Inc. | Propulsor fan array |
CN115106715B (zh) * | 2022-07-20 | 2023-05-05 | 华能国际电力股份有限公司 | 一种用于修复叉型叶根轮盘损伤的装置及装配方法 |
CN115194402A (zh) * | 2022-07-20 | 2022-10-18 | 华能国际电力股份有限公司 | 一种轮盘部件修复方法 |
CN115213627B (zh) * | 2022-07-20 | 2023-05-05 | 华能国际电力股份有限公司 | 一种用于修复菌型叶根轮盘损伤的装置及装配方法 |
CN114986078B (zh) * | 2022-07-20 | 2023-05-05 | 华能国际电力股份有限公司 | 一种用于修复t型叶根轮盘损伤的装置及装配方法 |
CN115178962A (zh) * | 2022-07-20 | 2022-10-14 | 华能国际电力股份有限公司 | 一种用于修复枞树型叶根轮盘损伤的装置及装配方法 |
US20240125242A1 (en) * | 2022-10-14 | 2024-04-18 | Rtx Corporation | Platform for an airfoil of a gas turbine engine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR319370A (fr) * | 1902-03-07 | 1902-11-11 | Fullagar | Perfectionnements apportés aux turbines à fluide sous pression et aux turbo-pompes |
US2918253A (en) * | 1956-05-18 | 1959-12-22 | Orenda Engines Ltd | Rotor assemblies for turbines |
US2948505A (en) * | 1956-12-26 | 1960-08-09 | Gen Electric | Gas turbine rotor |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US922581A (en) * | 1908-01-22 | 1909-05-25 | Gen Electric | Elastic-fluid turbine. |
US2834573A (en) * | 1953-06-23 | 1958-05-13 | Stalker Dev Company | Rotor construction for fluid machines |
US2988324A (en) * | 1957-06-14 | 1961-06-13 | Napier & Son Ltd | Rotors for multi-stage axial flow compressors or turbines |
GB1093568A (en) * | 1965-11-23 | 1967-12-06 | Rolls Royce | Improvements in or relating to bladed rotors such as compressor rotors |
US3554668A (en) * | 1969-05-12 | 1971-01-12 | Gen Motors Corp | Turbomachine rotor |
GB1276106A (en) * | 1969-12-19 | 1972-06-01 | Rolls Royce | FLUID FLOW MACHINE, e.g. GAS TURBINE ENGINE COMPRESSOR |
FR2608674B1 (fr) * | 1986-12-17 | 1991-04-19 | Snecma | Roue de turbine a aubes ceramique |
US5030063A (en) * | 1990-02-08 | 1991-07-09 | General Motors Corporation | Turbomachine rotor |
-
1991
- 1991-07-24 FR FR9109368A patent/FR2679599A1/fr active Granted
-
1992
- 1992-07-22 US US07/917,181 patent/US5263823A/en not_active Expired - Lifetime
- 1992-07-22 EP EP92402110A patent/EP0524876A1/fr not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR319370A (fr) * | 1902-03-07 | 1902-11-11 | Fullagar | Perfectionnements apportés aux turbines à fluide sous pression et aux turbo-pompes |
US2918253A (en) * | 1956-05-18 | 1959-12-22 | Orenda Engines Ltd | Rotor assemblies for turbines |
US2948505A (en) * | 1956-12-26 | 1960-08-09 | Gen Electric | Gas turbine rotor |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2075417A1 (fr) | 2007-12-27 | 2009-07-01 | Techspace aero | Plateforme et aube pour une roue aubagée de turbomachine, roue aubagée et compresseur ou turbomachine comportant une telle roue aubagée |
US8348619B2 (en) | 2007-12-27 | 2013-01-08 | Techspace Aero | Platform and blade for a bladed wheel of a turbomachine, bladed wheel and compressor or turbomachine comprising such a bladed wheel |
FR2940353A1 (fr) * | 2008-12-23 | 2010-06-25 | Snecma | Roue mobile de turbomachine a aubes en materiau composite. |
FR2940350A1 (fr) * | 2008-12-23 | 2010-06-25 | Snecma | Roue mobile de turbomachine a aubes en materiau composite munie d'un anneau ressort. |
WO2010072968A1 (fr) * | 2008-12-23 | 2010-07-01 | Snecma | Roue mobile de turbomachine a aubes en materiau composite munie d'un anneau ressort |
US8282355B2 (en) | 2008-12-23 | 2012-10-09 | Snecma | Turbomachine rotor wheel having composite material blades |
US8905710B2 (en) | 2008-12-23 | 2014-12-09 | Snecma | Turbine engine rotor wheel with blades made of a composite material provided with a spring ring |
EP3683450A1 (fr) * | 2019-01-18 | 2020-07-22 | Safran Aero Boosters S.A. | Ensemble rotatif de turbomachine |
BE1026984B1 (fr) * | 2019-01-18 | 2020-08-25 | Safran Aero Boosters Sa | Ensemble rotatif de turbomachine |
Also Published As
Publication number | Publication date |
---|---|
FR2679599A1 (fr) | 1993-01-29 |
FR2679599B1 (cs) | 1995-01-20 |
US5263823A (en) | 1993-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19920812 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): DE FR GB |
|
17Q | First examination report despatched |
Effective date: 19940209 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19940621 |