[go: up one dir, main page]

FR2955359B1 - Etancheite amont d'un anneau en cmc d'un etage de turbine - Google Patents

Etancheite amont d'un anneau en cmc d'un etage de turbine

Info

Publication number
FR2955359B1
FR2955359B1 FR1000227A FR1000227A FR2955359B1 FR 2955359 B1 FR2955359 B1 FR 2955359B1 FR 1000227 A FR1000227 A FR 1000227A FR 1000227 A FR1000227 A FR 1000227A FR 2955359 B1 FR2955359 B1 FR 2955359B1
Authority
FR
France
Prior art keywords
upper sealing
cmc ring
turbine floor
turbine
floor
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
FR1000227A
Other languages
English (en)
Other versions
FR2955359A1 (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 FR1000227A priority Critical patent/FR2955359B1/fr
Publication of FR2955359A1 publication Critical patent/FR2955359A1/fr
Application granted granted Critical
Publication of FR2955359B1 publication Critical patent/FR2955359B1/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
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
    • F01D11/025—Seal clearance control; Floating assembly; Adaptation means to differential thermal dilatations
    • 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
    • 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
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/20—Oxide or non-oxide ceramics
    • F05D2300/21—Oxide ceramics
    • 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)
FR1000227A 2010-01-21 2010-01-21 Etancheite amont d'un anneau en cmc d'un etage de turbine Active FR2955359B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1000227A FR2955359B1 (fr) 2010-01-21 2010-01-21 Etancheite amont d'un anneau en cmc d'un etage de turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1000227A FR2955359B1 (fr) 2010-01-21 2010-01-21 Etancheite amont d'un anneau en cmc d'un etage de turbine

Publications (2)

Publication Number Publication Date
FR2955359A1 FR2955359A1 (fr) 2011-07-22
FR2955359B1 true FR2955359B1 (fr) 2013-07-19

Family

ID=42558560

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1000227A Active FR2955359B1 (fr) 2010-01-21 2010-01-21 Etancheite amont d'un anneau en cmc d'un etage de turbine

Country Status (1)

Country Link
FR (1) FR2955359B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111051649A (zh) * 2017-09-06 2020-04-21 赛峰飞机发动机公司 具有环部段的涡轮组件

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2119452A (en) * 1982-04-27 1983-11-16 Rolls Royce Shroud assemblies for axial flow turbomachine rotors
FR2800797B1 (fr) * 1999-11-10 2001-12-07 Snecma Assemblage d'un anneau bordant une turbine a la structure de turbine
US6702550B2 (en) * 2002-01-16 2004-03-09 General Electric Company Turbine shroud segment and shroud assembly
JP4269829B2 (ja) * 2003-07-04 2009-05-27 株式会社Ｉｈｉ シュラウドセグメント

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111051649A (zh) * 2017-09-06 2020-04-21 赛峰飞机发动机公司 具有环部段的涡轮组件
CN111051649B (zh) * 2017-09-06 2022-04-01 赛峰飞机发动机公司 具有环部段的涡轮组件

Also Published As

Publication number Publication date
FR2955359A1 (fr) 2011-07-22

Similar Documents

Publication Publication Date Title
FR2955898B1 (fr) Etancheite amont d'un anneau en cmc dans une turbine de turbomachine
EP2525743A4 (fr) Anneau tricuspide
EP2611387A4 (fr) Anneau d'annuloplastie tricuspide physiologique
FR2923525B1 (fr) Etancheite d'un anneau de rotor dans un etage de turbine
EP2531143A4 (fr) Anneau semi-souple pour annuloplastie
EP2587101A4 (fr) Bague d'étanchéité
FR2980235B1 (fr) Anneau pour une turbine de turbomachine
EP2765339A4 (fr) Bague d'étanchéité
FR2922097B1 (fr) Anneau gastrique bi-ballonnet
FR2965849B1 (fr) Cale pour l'etancheite de pieces de transition d'une turbine
DE602008002794D1 (de) Kolbenring eines Kolbenmotors
EP2719928A4 (fr) Bague d'étanchéité
EP2633464A4 (fr) Authentification d'un logiciel
EP2540987A4 (fr) Turbine
FR2955891B1 (fr) Secteur d'anneau de turbine de turbomachine
EP2539814A4 (fr) Déploiement d'un logiciel à chaud
FR2963054B1 (fr) Anneau de retention
FR2942844B1 (fr) Ensemble d'anneau de turbine avec arret axial
FR2941488B1 (fr) Anneau de turbine a encoche anti-rotation
FR2955145B1 (fr) Distributeur de turbine haute pression d'un turboreacteur
FR2968363B1 (fr) Rotor de turbomachine avec une cale anti-usure entre un disque et un anneau
EP2583965A4 (fr) Composé hétérocyclique
FR2967748B1 (fr) Systeme d'etancheite a joint annulaire a brosse
BRPI0924174A2 (pt) perfil angular de junção do revestimento de um corpo
FR2955359B1 (fr) Etancheite amont d'un anneau en cmc d'un etage de turbine

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 7

PLFP Fee payment

Year of fee payment: 8

PLFP Fee payment

Year of fee payment: 9

CD Change of name or company name

Owner name: SAFRAN AIRCRAFT ENGINES, FR

Effective date: 20170719

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

PLFP Fee payment

Year of fee payment: 12

PLFP Fee payment

Year of fee payment: 13

PLFP Fee payment

Year of fee payment: 14

PLFP Fee payment

Year of fee payment: 15

PLFP Fee payment

Year of fee payment: 16