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

Info

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

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
    • F01D11/001—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
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
FR2008104 2020-07-30

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

Similar Documents

Publication Publication Date Title
WO2010099193A3 (fr) Joint d'étanchéité à l'air amélioré
WO2016098230A1 (fr) Dispositif de vidange d'huile de palier de butée, et turbocompresseur le comprenant
CN102979627B (zh) 阶梯状、锥形蜂窝密封件载体
FR2982635B1 (fr) Roue a aubes pour une turbomachine
JP2011518982A (ja) ターボ機械用のタービンノズルボックス
JP2016502032A (ja) 半径方向回転機の軸方向スラストの全体を平衡化するように動的な軸方向スラストを発生させるための装置
EP2809887B1 (fr) Procede d'usinage d'une aube de turbomachine
FR3114841B1 (fr) Ensemble annulaire pour turbine de turbomachine
GB790854A (en) Improvements in or relating to axial-flow fluid machines
FR3113091B1 (fr) Ensemble pour turbine de turbomachine d’aéronef, comprenant un anneau de retenue d’aubes maintenu par un distributeur de la turbine
FR3077327B1 (fr) Ensemble pour turbine de turbomachine comprenant un anneau mobile d'etancheite
EP1795709A3 (fr) Anneau de retenue pour turbine à gaz
FR3027341B1 (fr) Ensemble rotatif pour turbomachine comprenant une virole de rotor auto-portee
FR2940352B1 (fr) Roue mobile de turbomachine a aubes en materiau composite munies de lechettes metalliques.
US9879550B2 (en) Outer shroud with gusset
JP2011099438A (ja) 蒸気通路流れ剥離低減システム
GB712523A (en) Improvements in or relating to guide vane assemblies in annular fluid ducts
JP2013204591A (ja) 側方支持タービンシェル
FR3114840B1 (fr) Ensemble annulaire pour turbine de turbomachine
FR3102506B1 (fr) Aube avec organe d’étanchéité amélioré
US2951677A (en) Turbine rotor construction
GB736796A (en) Improvements in or relating to axial-flow fluid machines such as axial-flow compressors and turbines
EP3695102B1 (fr) Joint à labyrinthe comprenant une léchette dotée d'un déflecteur
FR3077599B1 (fr) Roue mobile de turbine pour turbomachine d'aeronef, comprenant un anneau de retention axiale fixe aux pieds des aubes
FR3104044B1 (fr) Molette de soudage à bague amovible.

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20220204

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4

PLFP Fee payment

Year of fee payment: 5