FR3114841B1 - Ensemble annulaire pour turbine de turbomachine - Google Patents

Ensemble annulaire pour turbine de turbomachine Download PDF

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Publication number
FR3114841B1
FR3114841B1 FR2010151A FR2010151A FR3114841B1 FR 3114841 B1 FR3114841 B1 FR 3114841B1 FR 2010151 A FR2010151 A FR 2010151A FR 2010151 A FR2010151 A FR 2010151A FR 3114841 B1 FR3114841 B1 FR 3114841B1
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France
Prior art keywords
sector
crown
annular assembly
ring
distributor
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Active
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FR2010151A
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English (en)
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FR3114841A1 (fr
Inventor
Vassili Pascal Davesne
Etienne Gérard Joseph Canelle
Garrai Younes El
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
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Safran Aircraft Engines SAS
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Priority to FR2010151A priority Critical patent/FR3114841B1/fr
Publication of FR3114841A1 publication Critical patent/FR3114841A1/fr
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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
    • F01D11/005—Sealing means between non relatively rotating elements
    • 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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
    • F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246—Fastening of diaphragms or stator-rings
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/11—Shroud seal segments
    • 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
    • F05D2240/00—Components
    • F05D2240/10—Stators
    • F05D2240/15—Heat shield
    • 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
    • F05D2240/00—Components
    • F05D2240/55—Seals
    • F05D2240/57—Leaf seals
    • 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

Abstract

Le présent document concerne un ensemble annulaire pour turbine de turbomachine, en particulier d’aéronef, ledit ensemble annulaire s’étendant autour d’un axe longitudinal (X) et comprenant :- un distributeur ;- une roue à aubes agencée en aval du distributeur;- ladite roue à aubes étant entourée par un anneau sectorisé circonférentiellement porté par le carter externe et comprenant une couronne (18) et un déflecteur (82),caractérisé en ce que chaque secteur de déflecteur (82) d’un secteur d’anneau comprend:- une première partie (86) engagée dans un logement (78) d’une première extrémité circonférentielle (54a) d’un premier secteur de couronne (18) du premier secteur d’anneau et dans un logement (78) d’un bord en vis-à-vis circonférentiel d’un second secteur de couronne d’un second secteur d’anneau circonférentiellement adjacent, et- une seconde partie (82) engagée dans une rainnure circonférentielle dudit secteur de couronne (18). Figure à publier avec l’abrégé : Figure 6
FR2010151A 2020-10-05 2020-10-05 Ensemble annulaire pour turbine de turbomachine Active FR3114841B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2010151A FR3114841B1 (fr) 2020-10-05 2020-10-05 Ensemble annulaire pour turbine de turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2010151 2020-10-05
FR2010151A FR3114841B1 (fr) 2020-10-05 2020-10-05 Ensemble annulaire pour turbine de turbomachine

Publications (2)

Publication Number Publication Date
FR3114841A1 FR3114841A1 (fr) 2022-04-08
FR3114841B1 true FR3114841B1 (fr) 2023-06-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FR2010151A Active FR3114841B1 (fr) 2020-10-05 2020-10-05 Ensemble annulaire pour turbine de turbomachine

Country Status (1)

Country Link
FR (1) FR3114841B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3137415A1 (fr) * 2022-06-30 2024-01-05 Safran Aircraft Engines Ensemble d’étanchéité pour stator de turbine basse pression et anneau de turbine basse pression comportant un tel ensemble d’étanchéité
FR3140112A1 (fr) * 2022-09-22 2024-03-29 Safran Aircraft Engines Amélioration de l’étanchéité dans une turbine de turbomachine

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3016391B1 (fr) * 2014-01-10 2017-12-29 Snecma Dispositif d'etancheite et de protection thermique d'une turbomachine
US10428689B2 (en) * 2017-05-17 2019-10-01 Rolls-Royce Deutschland Ltd & Co Kg Heat shield for a gas turbine engine
US20180347399A1 (en) * 2017-06-01 2018-12-06 Pratt & Whitney Canada Corp. Turbine shroud with integrated heat shield
EP3450703B1 (fr) * 2017-09-01 2020-05-20 Rolls-Royce Deutschland Ltd & Co KG Bouclier thermique pour carter de turbine de turboréacteur
FR3071273B1 (fr) * 2017-09-21 2019-08-30 Safran Aircraft Engines Ensemble d'etancheite de turbine pour turbomachine
FR3083563B1 (fr) * 2018-07-03 2020-07-24 Safran Aircraft Engines Module d'etancheite de turbomachine d'aeronef

Also Published As

Publication number Publication date
FR3114841A1 (fr) 2022-04-08

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