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FR3113091B1 - Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine - Google Patents

Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine Download PDF

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Publication number
FR3113091B1
FR3113091B1 FR2008104A FR2008104A FR3113091B1 FR 3113091 B1 FR3113091 B1 FR 3113091B1 FR 2008104 A FR2008104 A FR 2008104A FR 2008104 A FR2008104 A FR 2008104A FR 3113091 B1 FR3113091 B1 FR 3113091B1
Authority
FR
France
Prior art keywords
turbine
assembly
retaining ring
nozzle
aircraft turbomachine
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
FR2008104A
Other languages
English (en)
Other versions
FR3113091A1 (fr
Inventor
Hassane Amara
Jean Michel Anthime Papail
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
Safran Aircraft Engines 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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR2008104A priority Critical patent/FR3113091B1/fr
Publication of FR3113091A1 publication Critical patent/FR3113091A1/fr
Application granted granted Critical
Publication of FR3113091B1 publication Critical patent/FR3113091B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/60—Assembly methods
    • F05D2230/64—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins
    • F05D2230/642—Assembly methods using positioning or alignment devices for aligning or centring, e.g. pins using maintaining alignment while permitting differential dilatation
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/711—Shape curved convex
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/31—Retaining bolts or nuts
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/37—Retaining components in desired mutual position by a press fit connection
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
    • 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
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/22—Non-oxide ceramics
    • F05D2300/226—Carbides
    • 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)

Abstract

L’invention se rapporte à un ensemble (100) pour turbine de turbomachine d’aéronef, comprenant une première roue mobile (15) ainsi qu’un distributeur (17) agencé de façon adjacente à la première roue mobile selon un premier sens axial (18) de la turbine, la première roue mobile comprenant un disque (19a), des aubes (24a) agencées à la périphérie du disque, ainsi qu’un anneau (40a) de retenue axiale des aubes par rapport au disque (19a), le distributeur (17) étant équipé de premiers moyens (50a) de maintien de l’anneau de retenue (40a) contre le disque (19a) de la première roue mobile (15). Figure pour l’abrégé : Fig. 2
FR2008104A 2020-07-30 2020-07-30 Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine Active FR3113091B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2008104A FR3113091B1 (fr) 2020-07-30 2020-07-30 Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2008104 2020-07-30
FR2008104A FR3113091B1 (fr) 2020-07-30 2020-07-30 Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine

Publications (2)

Publication Number Publication Date
FR3113091A1 FR3113091A1 (fr) 2022-02-04
FR3113091B1 true FR3113091B1 (fr) 2022-06-24

Family

ID=73013690

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2008104A Active FR3113091B1 (fr) 2020-07-30 2020-07-30 Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine

Country Status (1)

Country Link
FR (1) FR3113091B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3945758A (en) * 1974-02-28 1976-03-23 Westinghouse Electric Corporation Cooling system for a gas turbine
US5749701A (en) * 1996-10-28 1998-05-12 General Electric Company Interstage seal assembly for a turbine
FR3019584B1 (fr) 2014-04-07 2019-05-17 Safran Aircraft Engines Systeme de ventilation d'une turbine a l'aide d'orifices traversants et de lunules
FR3078363B1 (fr) * 2018-02-23 2021-02-26 Safran Aircraft Engines Anneau mobile d'etancheite

Also Published As

Publication number Publication date
FR3113091A1 (fr) 2022-02-04

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