FR2971541B1 - Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u - Google Patents

Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u

Info

Publication number
FR2971541B1
FR2971541B1 FR1151265A FR1151265A FR2971541B1 FR 2971541 B1 FR2971541 B1 FR 2971541B1 FR 1151265 A FR1151265 A FR 1151265A FR 1151265 A FR1151265 A FR 1151265A FR 2971541 B1 FR2971541 B1 FR 2971541B1
Authority
FR
France
Prior art keywords
depliing
circonferential
auton
turbomachine
blocking device
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
FR1151265A
Other languages
English (en)
Other versions
FR2971541A1 (fr
Inventor
Yvon Cloarec
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 FR1151265A priority Critical patent/FR2971541B1/fr
Publication of FR2971541A1 publication Critical patent/FR2971541A1/fr
Application granted granted Critical
Publication of FR2971541B1 publication Critical patent/FR2971541B1/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
    • 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
    • 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
    • F01D5/32—Locking, e.g. by final locking blades or keys
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321—Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322—Blade mountings
    • 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
    • F05D2260/00—Function
    • F05D2260/30—Retaining components in desired mutual position
FR1151265A 2011-02-16 2011-02-16 Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u Active FR2971541B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1151265A FR2971541B1 (fr) 2011-02-16 2011-02-16 Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1151265A FR2971541B1 (fr) 2011-02-16 2011-02-16 Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u

Publications (2)

Publication Number Publication Date
FR2971541A1 FR2971541A1 (fr) 2012-08-17
FR2971541B1 true FR2971541B1 (fr) 2013-03-22

Family

ID=44550250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1151265A Active FR2971541B1 (fr) 2011-02-16 2011-02-16 Dispositif de blocage circonferentiel d'aubes pour turbomachine, a deploiement radial par depliage d'un u

Country Status (1)

Country Link
FR (1) FR2971541B1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2997722B1 (fr) * 2012-11-06 2015-01-23 Snecma Dispositif de blocage circonferentiel d'aubes marteau pour turbomachine, comprenant une piece d'actionnement de forme filaire
DE102013223583A1 (de) * 2013-11-19 2015-05-21 MTU Aero Engines AG Schaufel-Scheiben-Verbund, Verfahren und Strömungsmaschine
FR3031136B1 (fr) * 2014-12-26 2019-11-01 Safran Aircraft Engines Rotor de turbomachine a surfaces d'appui optimisees
WO2019008724A1 (fr) * 2017-07-06 2019-01-10 東芝エネルギーシステムズ株式会社 Turbine
FR3134414B1 (fr) * 2022-04-11 2024-03-22 Safran Aircraft Engines Cale de soufflante

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1192696A (fr) * 1957-03-05 1959-10-28 Oerlikon Maschf Turbomachine axiale
CH572155A5 (fr) * 1974-05-27 1976-01-30 Bbc Sulzer Turbomaschinen
IL57560A0 (en) * 1978-08-29 1979-10-31 Gen Electric A split-nut locking assembly for securing blades to a rotor disc,particularly of a compressor
JP2005273646A (ja) * 2004-02-25 2005-10-06 Mitsubishi Heavy Ind Ltd 動翼体及びこの動翼体を有する回転機械
US8176598B2 (en) * 2009-08-03 2012-05-15 General Electric Company Locking spacer assembly for a circumferential dovetail rotor blade attachment system

Also Published As

Publication number Publication date
FR2971541A1 (fr) 2012-08-17

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