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FR3055145B1 - Secteur angulaire d'aube de stator de turbomachine - Google Patents

Secteur angulaire d'aube de stator de turbomachine Download PDF

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Publication number
FR3055145B1
FR3055145B1 FR1657785A FR1657785A FR3055145B1 FR 3055145 B1 FR3055145 B1 FR 3055145B1 FR 1657785 A FR1657785 A FR 1657785A FR 1657785 A FR1657785 A FR 1657785A FR 3055145 B1 FR3055145 B1 FR 3055145B1
Authority
FR
France
Prior art keywords
sector
stator blade
turbomachine stator
angular area
blades
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
FR1657785A
Other languages
English (en)
Other versions
FR3055145A1 (fr
Inventor
Leon Francois Etienne
Joseph Lardellier Thomas
Denis Daniel Limousin Franck
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 FR1657785A priority Critical patent/FR3055145B1/fr
Publication of FR3055145A1 publication Critical patent/FR3055145A1/fr
Application granted granted Critical
Publication of FR3055145B1 publication Critical patent/FR3055145B1/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
    • 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
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F05D2230/20—Manufacture essentially without removing material
    • F05D2230/23—Manufacture essentially without removing material by permanently joining parts together
    • F05D2230/232—Manufacture essentially without removing material by permanently joining parts together by welding
    • F05D2230/237—Brazing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L'invention concerne un secteur (12) angulaire d'une rangée annulaire d'aubes de stator de turbomachine, comprenant un secteur (14) de plateforme radialement interne et un secteur (16) de plateforme radialement externe, par rapport à un axe longitudinal, reliés l'un à l'autre par des pales (18), un pied (20) s'étendant depuis le secteur (14) de plateforme radialement interne à l'opposé des pales (18), caractérisé en ce que le pied (20) comprend, à son extrémité opposée au secteur (14) de plateforme interne, au moins deux pattes (32) espacées angulairement l'une de l'autre et s'étendant axialement, selon ledit axe longitudinal.
FR1657785A 2016-08-16 2016-08-16 Secteur angulaire d'aube de stator de turbomachine Active FR3055145B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1657785A FR3055145B1 (fr) 2016-08-16 2016-08-16 Secteur angulaire d'aube de stator de turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1657785 2016-08-16
FR1657785A FR3055145B1 (fr) 2016-08-16 2016-08-16 Secteur angulaire d'aube de stator de turbomachine

Publications (2)

Publication Number Publication Date
FR3055145A1 FR3055145A1 (fr) 2018-02-23
FR3055145B1 true FR3055145B1 (fr) 2020-04-24

Family

ID=57539369

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1657785A Active FR3055145B1 (fr) 2016-08-16 2016-08-16 Secteur angulaire d'aube de stator de turbomachine

Country Status (1)

Country Link
FR (1) FR3055145B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3117160B1 (fr) * 2020-12-07 2022-11-18 Safran Aircraft Engines Redresseur de turbomachine d’aeronef
FR3146938A1 (fr) * 2023-03-23 2024-09-27 Safran Aircraft Engines Ensemble statorique pour une turbomachine d’aéronef

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4767267A (en) * 1986-12-03 1988-08-30 General Electric Company Seal assembly
FR3002586B1 (fr) * 2013-02-28 2016-06-10 Snecma Reduction des echanges convectifs entre l'air et le rotor dans une turbine

Also Published As

Publication number Publication date
FR3055145A1 (fr) 2018-02-23

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