FR2955898B1 - Etancheite amont d'un anneau en cmc dans une turbine de turbomachine - Google Patents

Etancheite amont d'un anneau en cmc dans une turbine de turbomachine

Info

Publication number
FR2955898B1
FR2955898B1 FR1000400A FR1000400A FR2955898B1 FR 2955898 B1 FR2955898 B1 FR 2955898B1 FR 1000400 A FR1000400 A FR 1000400A FR 1000400 A FR1000400 A FR 1000400A FR 2955898 B1 FR2955898 B1 FR 2955898B1
Authority
FR
France
Prior art keywords
upper sealing
turbomachine turbine
cmc ring
cmc
ring
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
FR1000400A
Other languages
English (en)
Other versions
FR2955898A1 (fr
Inventor
Emmanuel Berche
Vincent Philippot
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 FR1000400A priority Critical patent/FR2955898B1/fr
Publication of FR2955898A1 publication Critical patent/FR2955898A1/fr
Application granted granted Critical
Publication of FR2955898B1 publication Critical patent/FR2955898B1/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
    • 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
    • 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
    • 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
    • F05D2240/55—Seals
    • 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
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/502—Thermal properties
    • F05D2300/5021—Expansivity
    • F05D2300/50212—Expansivity dissimilar
    • 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
    • F05D2300/603—Composites; e.g. fibre-reinforced
    • 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)
FR1000400A 2010-02-02 2010-02-02 Etancheite amont d'un anneau en cmc dans une turbine de turbomachine Active FR2955898B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1000400A FR2955898B1 (fr) 2010-02-02 2010-02-02 Etancheite amont d'un anneau en cmc dans une turbine de turbomachine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1000400A FR2955898B1 (fr) 2010-02-02 2010-02-02 Etancheite amont d'un anneau en cmc dans une turbine de turbomachine

Publications (2)

Publication Number Publication Date
FR2955898A1 FR2955898A1 (fr) 2011-08-05
FR2955898B1 true FR2955898B1 (fr) 2012-10-26

Family

ID=42633323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1000400A Active FR2955898B1 (fr) 2010-02-02 2010-02-02 Etancheite amont d'un anneau en cmc dans une turbine de turbomachine

Country Status (1)

Country Link
FR (1) FR2955898B1 (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2980235B1 (fr) * 2011-09-20 2015-04-17 Snecma Anneau pour une turbine de turbomachine
EP2850289A1 (fr) * 2012-04-27 2015-03-25 General Electric Company Ensemble carénage et joint d'étanchéité pour moteur de turbine à gaz
US10436070B2 (en) 2013-09-11 2019-10-08 United Technologies Corporation Blade outer air seal having angled retention hook
FR3036436B1 (fr) * 2015-05-22 2020-01-24 Safran Ceramics Ensemble d'anneau de turbine avec maintien par brides
FR3055148B1 (fr) 2016-08-19 2020-06-05 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3055147B1 (fr) 2016-08-19 2020-05-29 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3055146B1 (fr) 2016-08-19 2020-05-29 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3064024B1 (fr) 2017-03-16 2019-09-13 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3064023B1 (fr) 2017-03-16 2019-09-13 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3064022B1 (fr) * 2017-03-16 2019-09-13 Safran Aircraft Engines Ensemble d'anneau de turbine
US10815812B2 (en) * 2017-05-12 2020-10-27 Raytheon Technologies Corporation Geometry optimized blade outer air seal for thermal loads
FR3076578B1 (fr) 2018-01-09 2020-01-31 Safran Aircraft Engines Ensemble d'anneau de turbine
FR3090732B1 (fr) 2018-12-19 2021-01-08 Safran Aircraft Engines Ensemble d’anneau de turbine avec flasques indexés.
FR3090731B1 (fr) 2018-12-19 2021-01-08 Safran Aircraft Engines Ensemble d’anneau de turbine à appuis rectilignes bombés.
FR3091550B1 (fr) 2019-01-08 2021-01-22 Safran Aircraft Engines Procédé de montage et de démontage d’un ensemble d’anneau de turbine
FR3106152B1 (fr) 2020-01-09 2022-01-21 Safran Aircraft Engines Ensemble d’anneau de turbine avec flasques indexés
FR3115328B1 (fr) 2020-10-15 2022-09-16 Safran Aircraft Engines Carter de turbine de turbomoteur d’aéronef
FR3122210A1 (fr) 2021-04-21 2022-10-28 Safran Aircraft Engines Ensemble d’anneau de turbine monté sur entretoise
FR3123943B1 (fr) 2021-06-14 2024-01-26 Safran Aircraft Engines Ensemble d’anneau de turbine monté sur entretoise

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5188506A (en) * 1991-08-28 1993-02-23 General Electric Company Apparatus and method for preventing leakage of cooling air in a shroud assembly of a gas turbine engine
FR2800797B1 (fr) * 1999-11-10 2001-12-07 Snecma Assemblage d'un anneau bordant une turbine a la structure de turbine
US6758653B2 (en) * 2002-09-09 2004-07-06 Siemens Westinghouse Power Corporation Ceramic matrix composite component for a gas turbine engine
US6997673B2 (en) * 2003-12-11 2006-02-14 Honeywell International, Inc. Gas turbine high temperature turbine blade outer air seal assembly

Also Published As

Publication number Publication date
FR2955898A1 (fr) 2011-08-05

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