FR2679296B1 - Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine. - Google Patents

Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine.

Info

Publication number
FR2679296B1
FR2679296B1 FR9109013A FR9109013A FR2679296B1 FR 2679296 B1 FR2679296 B1 FR 2679296B1 FR 9109013 A FR9109013 A FR 9109013A FR 9109013 A FR9109013 A FR 9109013A FR 2679296 B1 FR2679296 B1 FR 2679296B1
Authority
FR
France
Prior art keywords
rotor wing
blade platform
turbomachine rotor
wing disc
separate inter
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
Application number
FR9109013A
Other languages
English (en)
Other versions
FR2679296A1 (fr
Inventor
Francois Inizan Gerard
Ernest Andre Jourdain Gerard
Philippe Pabion
Jean-Michel Payen
Jeanne Geraldine Ruffier Christine
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
SNECMA SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SNECMA SAS filed Critical SNECMA SAS
Priority to FR9109013A priority Critical patent/FR2679296B1/fr
Priority to GB9212467A priority patent/GB2257755B/en
Priority to US07/913,707 priority patent/US5193982A/en
Priority to JP4191150A priority patent/JPH0826878B2/ja
Publication of FR2679296A1 publication Critical patent/FR2679296A1/fr
Application granted granted Critical
Publication of FR2679296B1 publication Critical patent/FR2679296B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Laminated Bodies (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR9109013A 1991-07-17 1991-07-17 Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine. Expired - Fee Related FR2679296B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR9109013A FR2679296B1 (fr) 1991-07-17 1991-07-17 Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine.
GB9212467A GB2257755B (en) 1991-07-17 1992-06-12 Separate inter-blade platform for a bladed rotor disc
US07/913,707 US5193982A (en) 1991-07-17 1992-07-16 Separate inter-blade platform for a bladed rotor disk
JP4191150A JPH0826878B2 (ja) 1991-07-17 1992-07-17 ターボエンジンの翼車用の分離型翼間プラットホーム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9109013A FR2679296B1 (fr) 1991-07-17 1991-07-17 Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine.

Publications (2)

Publication Number Publication Date
FR2679296A1 FR2679296A1 (fr) 1993-01-22
FR2679296B1 true FR2679296B1 (fr) 1993-10-15

Family

ID=9415209

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9109013A Expired - Fee Related FR2679296B1 (fr) 1991-07-17 1991-07-17 Plate-forme separee inter-aube pour disque ailete de rotor de turbomachine.

Country Status (4)

Country Link
US (1) US5193982A (fr)
JP (1) JPH0826878B2 (fr)
FR (1) FR2679296B1 (fr)
GB (1) GB2257755B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5344283A (en) * 1993-01-21 1994-09-06 United Technologies Corporation Turbine vane having dedicated inner platform cooling
FR2706528B1 (fr) * 1993-06-10 1995-09-01 Snecma Plate-forme séparée inter-aube de disque ailette de rotor de turbomachine.
GB9405473D0 (en) * 1994-03-19 1994-05-04 Rolls Royce Plc A gas turbine engine fan blade assembly
US6447250B1 (en) * 2000-11-27 2002-09-10 General Electric Company Non-integral fan platform
FR2858351B1 (fr) * 2003-07-31 2006-01-13 Snecma Moteurs Plate-forme inter-aubes a flechissement lateral, pour un support d'aubes de turboreacteur
US7878763B2 (en) * 2007-05-15 2011-02-01 General Electric Company Turbine rotor blade assembly and method of assembling the same
US7976281B2 (en) * 2007-05-15 2011-07-12 General Electric Company Turbine rotor blade and method of assembling the same
GB0804260D0 (en) * 2008-03-07 2008-04-16 Rolls Royce Plc Annulus filler
EP2184445A1 (fr) * 2008-11-05 2010-05-12 Siemens Aktiengesellschaft Support d'aubes statorique axialement segmenté d'une turbine à gaz
GB201020857D0 (en) * 2010-12-09 2011-01-26 Rolls Royce Plc Annulus filler
FR2992676B1 (fr) * 2012-06-29 2014-08-01 Snecma Plateforme inter-aubes pour une soufflante, rotor d'une soufflante et procede de fabrication associe
US10344601B2 (en) 2012-08-17 2019-07-09 United Technologies Corporation Contoured flowpath surface
US9845699B2 (en) * 2013-03-15 2017-12-19 Gkn Aerospace Services Structures Corp. Fan spacer having unitary over molded feature
US10260350B2 (en) * 2014-09-05 2019-04-16 United Technologies Corporation Gas turbine engine airfoil structure
EP3034798B1 (fr) * 2014-12-18 2018-03-07 Ansaldo Energia Switzerland AG Aube de turbine à gaz
US10584592B2 (en) * 2015-11-23 2020-03-10 United Technologies Corporation Platform for an airfoil having bowed sidewalls
FR3097904B1 (fr) * 2019-06-26 2021-06-11 Safran Aircraft Engines Plateforme inter-aube avec caisson sacrificiel
US11268397B2 (en) * 2020-02-07 2022-03-08 Raytheon Technologies Corporation Fan blade platform seal and method for forming same
FR3107923B1 (fr) 2020-03-03 2022-02-04 Safran Aircraft Engines Procede de fabrication d’une plateforme composite pour une soufflante de turbomachine d’aeronef

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB612097A (en) * 1946-10-09 1948-11-08 English Electric Co Ltd Improvements in and relating to the cooling of gas turbine rotors
US2751189A (en) * 1950-09-08 1956-06-19 United Aircraft Corp Blade fastening means
US2873088A (en) * 1953-05-21 1959-02-10 Gen Electric Lightweight rotor construction
US3294364A (en) * 1962-01-02 1966-12-27 Gen Electric Rotor assembly
GB1093568A (en) * 1965-11-23 1967-12-06 Rolls Royce Improvements in or relating to bladed rotors such as compressor rotors
GB1190293A (en) * 1968-03-20 1970-04-29 Rolls Royce Method of Making a Bladed Rotor
GB1331209A (en) * 1969-10-28 1973-09-26 Secr Defence Bladed rotors for fluid flow machines
GB1232506A (fr) * 1969-10-28 1971-05-19
US3661475A (en) * 1970-04-30 1972-05-09 Gen Electric Turbomachinery rotors
US3640640A (en) * 1970-12-04 1972-02-08 Rolls Royce Fluid flow machine
GB2006883B (en) * 1977-10-27 1982-02-24 Rolls Royce Fan or compressor stage for a gas turbine engine
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
FR2639402B1 (fr) * 1988-11-23 1990-12-28 Snecma Disque ailete de rotor de turbomachine

Also Published As

Publication number Publication date
JPH0826878B2 (ja) 1996-03-21
JPH05195994A (ja) 1993-08-06
GB2257755B (en) 1994-07-20
US5193982A (en) 1993-03-16
GB9212467D0 (en) 1992-07-22
FR2679296A1 (fr) 1993-01-22
GB2257755A (en) 1993-01-20

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Legal Events

Date Code Title Description
TP Transmission of property
CD Change of name or company name
ST Notification of lapse

Effective date: 20110331