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FR3068385B1 - REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE - Google Patents

REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE Download PDF

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Publication number
FR3068385B1
FR3068385B1 FR1755970A FR1755970A FR3068385B1 FR 3068385 B1 FR3068385 B1 FR 3068385B1 FR 1755970 A FR1755970 A FR 1755970A FR 1755970 A FR1755970 A FR 1755970A FR 3068385 B1 FR3068385 B1 FR 3068385B1
Authority
FR
France
Prior art keywords
fin
annular element
elongation
axis
fixing means
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
FR1755970A
Other languages
French (fr)
Other versions
FR3068385A1 (en
Inventor
Guillaume Pierre Jean Lahaye
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
Safran Aircraft Engines 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 Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1755970A priority Critical patent/FR3068385B1/en
Publication of FR3068385A1 publication Critical patent/FR3068385A1/en
Application granted granted Critical
Publication of FR3068385B1 publication Critical patent/FR3068385B1/en
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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/146—Shape, i.e. outer, aerodynamic form of blades with tandem configuration, split blades or slotted blades
    • 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
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
    • F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
    • 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
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

Ailette amovible (24) pour un élément annulaire aubagé (12) de turbomachine, en particulier d'aéronef, ladite ailette (24) étant configurée pour être rapportée et fixée sur une paroi annulaire (C) éventuellement sectorisée dudit élément, ladite ailette (24) comportant un corps de forme allongée le long d'un axe d'allongement (X') et comportant des moyens de fixation amovible (30, 32, 38) sur ladite paroi, caractérisée en ce que lesdits moyens de fixation (30, 32, 38) comportent au moins deux crochets (30, 32) disposés l'un derrière l'autre le long dudit axe d'allongement (X') et destinés à être engagés dans des orifices (34, 36) de ladite paroi (C), lesdits moyens de fixation (30, 32, 38) comportant en outre une vis de réglage (38) s'étendant le long dudit axe d'allongement (X') et permettant de régler la distance inter-crochets (39).Removable fin (24) for a bladed annular element (12) of a turbomachine, in particular of an aircraft, said fin (24) being configured to be attached and fixed to an annular wall (C) optionally sectorized of said element, said fin (24) ) comprising a body of elongated shape along an axis of elongation (X ') and comprising removable fixing means (30, 32, 38) on said wall, characterized in that said fixing means (30, 32 , 38) comprise at least two hooks (30, 32) arranged one behind the other along said axis of elongation (X ') and intended to be engaged in openings (34, 36) of said wall (C ), said fixing means (30, 32, 38) further comprising an adjustment screw (38) extending along said elongation axis (X ') and making it possible to adjust the inter-hook distance (39).

FR1755970A 2017-06-28 2017-06-28 REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE Active FR3068385B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1755970A FR3068385B1 (en) 2017-06-28 2017-06-28 REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1755970A FR3068385B1 (en) 2017-06-28 2017-06-28 REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE
FR1755970 2017-06-28

Publications (2)

Publication Number Publication Date
FR3068385A1 FR3068385A1 (en) 2019-01-04
FR3068385B1 true FR3068385B1 (en) 2021-08-06

Family

ID=59699913

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1755970A Active FR3068385B1 (en) 2017-06-28 2017-06-28 REMOVABLE FIN FOR AN ANNULAR ELEMENT OF TURBOMACHINE BLADE

Country Status (1)

Country Link
FR (1) FR3068385B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11401824B2 (en) * 2019-10-15 2022-08-02 General Electric Company Gas turbine engine outlet guide vane assembly

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0978632A1 (en) * 1998-08-07 2000-02-09 Asea Brown Boveri AG Turbomachine with intermediate blades as flow dividers
US6220815B1 (en) * 1999-12-17 2001-04-24 General Electric Company Inter-stage seal retainer and assembly
FR2907519B1 (en) * 2006-10-20 2011-12-16 Snecma FLOOR PLATFORM FLOOR
DE102008060424A1 (en) * 2008-12-04 2010-06-10 Rolls-Royce Deutschland Ltd & Co Kg Turbomachine with sidewall boundary layer barrier
US8550776B2 (en) * 2010-07-28 2013-10-08 General Electric Company Composite vane mounting
FR3014943B1 (en) * 2013-12-18 2019-03-29 Safran Aircraft Engines TURBOMACHINE PIECE WITH NON-AXISYMETRIC SURFACE

Also Published As

Publication number Publication date
FR3068385A1 (en) 2019-01-04

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