FR2931195B1 - Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine - Google Patents

Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine

Info

Publication number
FR2931195B1
FR2931195B1 FR0853180A FR0853180A FR2931195B1 FR 2931195 B1 FR2931195 B1 FR 2931195B1 FR 0853180 A FR0853180 A FR 0853180A FR 0853180 A FR0853180 A FR 0853180A FR 2931195 B1 FR2931195 B1 FR 2931195B1
Authority
FR
France
Prior art keywords
dissymmetrical
locking ring
ring sections
turbomachine housing
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
FR0853180A
Other languages
English (en)
Other versions
FR2931195A1 (fr
Inventor
Serge Louis Antunes
Silva David Da
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 FR0853180A priority Critical patent/FR2931195B1/fr
Priority to US12/430,542 priority patent/US8167552B2/en
Publication of FR2931195A1 publication Critical patent/FR2931195A1/fr
Application granted granted Critical
Publication of FR2931195B1 publication Critical patent/FR2931195B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/24Casings; Casing parts, e.g. diaphragms, casing fastenings
    • F01D25/246Fastening of diaphragms or stator-rings
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D11/00Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • F01D11/14Adjusting or regulating tip-clearance, i.e. distance between rotor-blade tips and stator casing
    • F01D11/20Actively adjusting tip-clearance
    • F01D11/24Actively adjusting tip-clearance by selectively cooling-heating stator or rotor components
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00Components
    • F05D2240/10Stators
    • F05D2240/11Shroud seal segments
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Connection Of Plates (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR0853180A 2008-05-16 2008-05-16 Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine Active FR2931195B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0853180A FR2931195B1 (fr) 2008-05-16 2008-05-16 Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine
US12/430,542 US8167552B2 (en) 2008-05-16 2009-04-27 Asymmetrical member for locking ring sectors to a turbine engine casing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0853180A FR2931195B1 (fr) 2008-05-16 2008-05-16 Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine

Publications (2)

Publication Number Publication Date
FR2931195A1 FR2931195A1 (fr) 2009-11-20
FR2931195B1 true FR2931195B1 (fr) 2014-05-30

Family

ID=39967224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0853180A Active FR2931195B1 (fr) 2008-05-16 2008-05-16 Organe dissymetrique de verrouillage de secteurs d'anneau sur un carter de turbomachine

Country Status (2)

Country Link
US (1) US8167552B2 (fr)
FR (1) FR2931195B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2846001B1 (fr) * 2013-09-06 2023-01-11 MTU Aero Engines AG Procédés de montage et de démontage d'un rotor d'une turbine à gaz, et outil associé

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6139257A (en) * 1998-03-23 2000-10-31 General Electric Company Shroud cooling assembly for gas turbine engine
FR2800797B1 (fr) * 1999-11-10 2001-12-07 Snecma Assemblage d'un anneau bordant une turbine a la structure de turbine
FR2885168A1 (fr) * 2005-04-27 2006-11-03 Snecma Moteurs Sa Dispositif d'etancheite pour une enceinte d'une turbomachine, et moteur d'aeronef equipe de celui-ci
FR2899275A1 (fr) * 2006-03-30 2007-10-05 Snecma Sa Dispositif de fixation de secteurs d'anneau sur un carter de turbine d'une turbomachine
FR2923527B1 (fr) * 2007-11-13 2013-12-27 Snecma Etage de turbine ou de compresseur, en particulier de turbomachine
FR2923526B1 (fr) * 2007-11-13 2013-12-13 Snecma Etage de turbine ou de compresseur de turbomachine
JP2009167971A (ja) * 2008-01-18 2009-07-30 Ihi Corp ハウジング締結方法及び過給機
FR2941743B1 (fr) * 2009-02-05 2011-03-04 Microturbo Demarreur a air pour turbomachine.

Also Published As

Publication number Publication date
US8167552B2 (en) 2012-05-01
US20090285679A1 (en) 2009-11-19
FR2931195A1 (fr) 2009-11-20

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