FR2988426B1 - Plate-forme inter-aubes - Google Patents

Plate-forme inter-aubes

Info

Publication number
FR2988426B1
FR2988426B1 FR1252474A FR1252474A FR2988426B1 FR 2988426 B1 FR2988426 B1 FR 2988426B1 FR 1252474 A FR1252474 A FR 1252474A FR 1252474 A FR1252474 A FR 1252474A FR 2988426 B1 FR2988426 B1 FR 2988426B1
Authority
FR
France
Prior art keywords
aubes
inter
platform
aubes platform
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.)
Active
Application number
FR1252474A
Other languages
English (en)
Other versions
FR2988426A1 (fr
Inventor
Anne-Laure Ravier
Didier Queant
Noemie Souhaite
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 FR1252474A priority Critical patent/FR2988426B1/fr
Publication of FR2988426A1 publication Critical patent/FR2988426A1/fr
Application granted granted Critical
Publication of FR2988426B1 publication Critical patent/FR2988426B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/06—Rotors for more than one axial stage, e.g. of drum or multiple disc type; Details thereof, e.g. shafts, shaft connections
    • F01D5/066—Connecting means for joining rotor-discs or rotor-elements together, e.g. by a central bolt, by clamps
    • 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
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/60—Properties or characteristics given to material by treatment or manufacturing
    • F05D2300/601—Fabrics
    • F05D2300/6012—Woven fabrics
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1252474A 2012-03-20 2012-03-20 Plate-forme inter-aubes Active FR2988426B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1252474A FR2988426B1 (fr) 2012-03-20 2012-03-20 Plate-forme inter-aubes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1252474A FR2988426B1 (fr) 2012-03-20 2012-03-20 Plate-forme inter-aubes

Publications (2)

Publication Number Publication Date
FR2988426A1 FR2988426A1 (fr) 2013-09-27
FR2988426B1 true FR2988426B1 (fr) 2017-07-21

Family

ID=46124514

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1252474A Active FR2988426B1 (fr) 2012-03-20 2012-03-20 Plate-forme inter-aubes

Country Status (1)

Country Link
FR (1) FR2988426B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3031469B1 (fr) * 2015-01-14 2017-09-22 Snecma Carter en materiau composite a matrice organique auto-raidi
DE102014217887A1 (de) 2014-09-08 2016-03-10 Rolls-Royce Deutschland Ltd & Co Kg Füllelemente eines Fans einer Gasturbine
FR3038653B1 (fr) * 2015-07-08 2017-08-04 Snecma Assemblage d'une plateforme rapportee d'aube de soufflante sur un disque de soufflante
FR3038654B1 (fr) 2015-07-08 2017-08-04 Snecma Assemblage d'une plateforme rapportee d'aube de soufflante sur un disque de soufflante
US10557350B2 (en) * 2017-03-30 2020-02-11 General Electric Company I beam blade platform
FR3090449B1 (fr) * 2018-12-21 2022-01-14 Safran preforme avec un renfort fibreux tisse en une seule piece pour plateforme inter aube
US12012857B2 (en) * 2022-10-14 2024-06-18 Rtx Corporation Platform for an airfoil of a gas turbine engine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5277548A (en) * 1991-12-31 1994-01-11 United Technologies Corporation Non-integral rotor blade platform
US6416280B1 (en) * 2000-11-27 2002-07-09 General Electric Company One piece spinner
GB2414521B (en) * 2004-05-28 2007-04-11 Rolls Royce Plc Rotor assembly and annulus filler for gas turbine engine compressor
GB0802834D0 (en) * 2008-02-18 2008-03-26 Rolls Royce Plc Annulus filler
FR2930595B1 (fr) * 2008-04-24 2011-10-14 Snecma Rotor de soufflante d'une turbomachine ou d'un moteur d'essai
US8382436B2 (en) * 2009-01-06 2013-02-26 General Electric Company Non-integral turbine blade platforms and systems

Also Published As

Publication number Publication date
FR2988426A1 (fr) 2013-09-27

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