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FR2949809B1 - Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine - Google Patents

Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine

Info

Publication number
FR2949809B1
FR2949809B1 FR0956048A FR0956048A FR2949809B1 FR 2949809 B1 FR2949809 B1 FR 2949809B1 FR 0956048 A FR0956048 A FR 0956048A FR 0956048 A FR0956048 A FR 0956048A FR 2949809 B1 FR2949809 B1 FR 2949809B1
Authority
FR
France
Prior art keywords
turbine
ring
turbomotor
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.)
Expired - Fee Related
Application number
FR0956048A
Other languages
English (en)
Other versions
FR2949809A1 (fr
Inventor
Christophe Olivier Moraines
Frederic Philippe Jean Jacques Pardo
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 Helicopter Engines SAS
Original Assignee
Turbomeca SA
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 Turbomeca SA filed Critical Turbomeca SA
Priority to FR0956048A priority Critical patent/FR2949809B1/fr
Publication of FR2949809A1 publication Critical patent/FR2949809A1/fr
Application granted granted Critical
Publication of FR2949809B1 publication Critical patent/FR2949809B1/fr
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • F05D2230/00Manufacture
    • F05D2230/60Assembly methods
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
FR0956048A 2009-09-04 2009-09-04 Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine Expired - Fee Related FR2949809B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0956048A FR2949809B1 (fr) 2009-09-04 2009-09-04 Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0956048A FR2949809B1 (fr) 2009-09-04 2009-09-04 Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine

Publications (2)

Publication Number Publication Date
FR2949809A1 FR2949809A1 (fr) 2011-03-11
FR2949809B1 true FR2949809B1 (fr) 2011-11-18

Family

ID=42112179

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0956048A Expired - Fee Related FR2949809B1 (fr) 2009-09-04 2009-09-04 Anneau de turbine, turbine avec un tel anneau et turbomoteur avec une telle turbine

Country Status (1)

Country Link
FR (1) FR2949809B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH538046A (de) * 1971-11-10 1973-06-15 Bbc Brown Boveri & Cie Einrichtung zum Einstellen des Spitzenspiels an Strömungsmaschinen
US4786232A (en) * 1981-04-10 1988-11-22 Caterpillar Inc. Floating expansion control ring
US6315519B1 (en) * 1998-09-28 2001-11-13 General Electric Company Turbine inner shroud and turbine assembly containing such inner shroud
US7063503B2 (en) * 2004-04-15 2006-06-20 Pratt & Whitney Canada Corp. Turbine shroud cooling system

Also Published As

Publication number Publication date
FR2949809A1 (fr) 2011-03-11

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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 HELICOPTER ENGINES, FR

Effective date: 20170727

PLFP Fee payment

Year of fee payment: 10

PLFP Fee payment

Year of fee payment: 11

ST Notification of lapse

Effective date: 20210505