CA2577502C - Roue de rotor de turbomachine - Google Patents

Roue de rotor de turbomachine Download PDF

Info

Publication number
CA2577502C
CA2577502C CA2577502A CA2577502A CA2577502C CA 2577502 C CA2577502 C CA 2577502C CA 2577502 A CA2577502 A CA 2577502A CA 2577502 A CA2577502 A CA 2577502A CA 2577502 C CA2577502 C CA 2577502C
Authority
CA
Canada
Prior art keywords
annular
seal
groove
blades
platforms
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
CA2577502A
Other languages
English (en)
French (fr)
Other versions
CA2577502A1 (fr
Inventor
Claude Robert Louis Lejars
Nicolas Christian Triconnet
Frederick Thise
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
Publication of CA2577502A1 publication Critical patent/CA2577502A1/fr
Application granted granted Critical
Publication of CA2577502C publication Critical patent/CA2577502C/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
    • F01D25/04—Antivibration arrangements
    • F01D25/06—Antivibration arrangements for preventing blade vibration
    • 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
    • F01D11/006—Sealing the gap between rotor blades or blades and rotor
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3023—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses
    • F01D5/303—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot
    • F01D5/3038—Fixing blades to rotors; Blade roots ; Blade spacers of radial insertion type, e.g. in individual recesses in a circumferential slot the slot having inwardly directed abutment faces on both sides
    • 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
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CA2577502A 2006-02-08 2007-02-08 Roue de rotor de turbomachine Active CA2577502C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0601098A FR2897099B1 (fr) 2006-02-08 2006-02-08 Roue de rotor de turbomachine
FR0601098 2006-02-08

Publications (2)

Publication Number Publication Date
CA2577502A1 CA2577502A1 (fr) 2007-08-08
CA2577502C true CA2577502C (fr) 2014-08-19

Family

ID=37075575

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2577502A Active CA2577502C (fr) 2006-02-08 2007-02-08 Roue de rotor de turbomachine

Country Status (5)

Country Link
US (1) US8038403B2 (https=)
EP (1) EP1818507B1 (https=)
JP (1) JP4847887B2 (https=)
CA (1) CA2577502C (https=)
FR (1) FR2897099B1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2157283A1 (de) * 2008-08-18 2010-02-24 Siemens Aktiengesellschaft Schaufelbefestigung mit Dämpfungselement für eine Strömungsmaschine
FR2940350B1 (fr) * 2008-12-23 2011-03-18 Snecma Roue mobile de turbomachine a aubes en materiau composite munie d'un anneau ressort.
DE102009030397A1 (de) * 2009-06-25 2010-12-30 Mtu Aero Engines Gmbh Befestigungsvorrichtung einer Turbinen- oder Verdichterschaufel
US9140136B2 (en) * 2012-05-31 2015-09-22 United Technologies Corporation Stress-relieved wire seal assembly for gas turbine engines

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH494341A (de) * 1968-07-26 1970-07-31 Sulzer Ag Rotor für Turbomaschinen
GB2097480B (en) * 1981-04-29 1984-06-06 Rolls Royce Rotor blade fixing in circumferential slot
JPS5857505A (ja) * 1981-10-02 1983-04-05 Hitachi Constr Mach Co Ltd 電気油圧変換弁の制御装置
JPS61132799A (ja) * 1984-11-29 1986-06-20 Toshiba Corp 軸流圧縮機の羽根車
US4767247A (en) * 1987-02-24 1988-08-30 Westinghouse Electric Corp. Apparatus and method for preventing relative blade motion in steam turbine
US4878811A (en) * 1988-11-14 1989-11-07 United Technologies Corporation Axial compressor blade assembly
GB2234299B (en) * 1989-07-06 1994-01-05 Rolls Royce Plc Mounting system for engine components having dissimilar coefficients of thermal expansion
US5211536A (en) * 1991-05-13 1993-05-18 General Electric Company Boltless turbine nozzle/stationary seal mounting
FR2700807B1 (fr) * 1993-01-27 1995-03-03 Snecma Système de rétention et d'étanchéité d'aubes engagées dans des brochages axiaux d'un disque de rotor.
US6095750A (en) * 1998-12-21 2000-08-01 General Electric Company Turbine nozzle assembly
JP2002544432A (ja) * 1999-05-14 2002-12-24 シーメンス アクチエンゲゼルシヤフト ロータに対する漏れ止め装置付き流体機械
US6375429B1 (en) * 2001-02-05 2002-04-23 General Electric Company Turbomachine blade-to-rotor sealing arrangement
US6761538B2 (en) * 2002-10-31 2004-07-13 General Electric Company Continual radial loading device for steam turbine reaction type buckets and related method
FR2856105B1 (fr) * 2003-06-16 2007-05-25 Snecma Moteurs Amelioration de la capacite de retention d'une aube a attache marteau dissymetrique a l'aide des raidisseurs de plates-formes
US7334331B2 (en) * 2003-12-18 2008-02-26 General Electric Company Methods and apparatus for machining components

Also Published As

Publication number Publication date
FR2897099B1 (fr) 2012-08-17
FR2897099A1 (fr) 2007-08-10
EP1818507B1 (fr) 2016-06-29
JP2007211777A (ja) 2007-08-23
EP1818507A1 (fr) 2007-08-15
JP4847887B2 (ja) 2011-12-28
US8038403B2 (en) 2011-10-18
US20070183894A1 (en) 2007-08-09
CA2577502A1 (fr) 2007-08-08

Similar Documents

Publication Publication Date Title
EP2060750B1 (fr) Etage de turbine ou de compresseur, en particulier de turbomachine
EP1811131B1 (fr) Ensemble de redresseurs fixes sectorise pour un compresseur de turbomachine
CA2802821C (fr) Secteur angulaire de redresseur pour compresseur de turbomachine
FR2980235A1 (fr) Anneau pour une turbine de turbomachine
FR2955898A1 (fr) Etancheite amont d'un anneau en cmc dans une turbine de turbomachine
WO2013156734A1 (fr) Etage de turbine pour une turbomachine
CA2647057C (fr) Distributeur sectorise pour une turbomachine
CA2598532C (fr) Aube de rotor d'une turbomachine
FR2939834A1 (fr) Roue de turbine avec systeme de retention axiale des aubes
FR2971022A1 (fr) Etage redresseur de compresseur pour une turbomachine
FR3099520A1 (fr) Roue de turbomachine
FR3020408A1 (fr) Ensemble rotatif pour turbomachine
FR3075869A1 (fr) Roue mobile de turbine pour turbomachine d'aeronef, comprenant un anneau d'etancheite retenu radialement par des excroissances sur l'echasse des aubes
EP2060751B1 (fr) Etage de turbine ou de compresseur d'un turboréacteur
CA2577502C (fr) Roue de rotor de turbomachine
FR2978793A1 (fr) Rotor de turbine pour une turbomachine
EP3421730A1 (fr) Turbine pour turbomachine avec anneau d'étanchéité comportant deux parties
CA2557765A1 (fr) Dispositif d'immobilisation d'un anneau de retention axiale d'une aube, disque de rotor et anneau de retention associes, et rotor et moteur d'aeronef les comportant
EP4544155B1 (fr) Ensemble aubagé pour turbomachine, turbine pour turbomachine et turbomachine
EP2060744A1 (fr) Etage de turbine ou de compresseur de turbomachine
FR3137121A1 (fr) Ensemble aubagé à liaison inter-plateformes par élément roulant interposé
FR3078740A1 (fr) Joint d'etancheite dynamique a lechette comprenant une partie active en saillie circonferentiellement limitee
FR3127524A1 (fr) Partie statorique de turbomachine à anneau de maintien retenu tangentiellement
FR3106615A1 (fr) Ensemble pour turbomachine
FR3157893A1 (fr) Assemblage pour turbomachine d’aeronef, comprenant un dispositif de secours de couplage mecanique de deux pieces tournantes de l’assemblage

Legal Events

Date Code Title Description
EEER Examination request
MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 18TH ANNIV.) - STANDARD

Year of fee payment: 18

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250124

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT DETERMINED COMPLIANT

Effective date: 20250124

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250124

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 19TH ANNIV.) - STANDARD

Year of fee payment: 19

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260126

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260128