FR3063119B1 - Ensemble de pieces de turbomachine et turbomachine correspondante - Google Patents

Ensemble de pieces de turbomachine et turbomachine correspondante Download PDF

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Publication number
FR3063119B1
FR3063119B1 FR1751352A FR1751352A FR3063119B1 FR 3063119 B1 FR3063119 B1 FR 3063119B1 FR 1751352 A FR1751352 A FR 1751352A FR 1751352 A FR1751352 A FR 1751352A FR 3063119 B1 FR3063119 B1 FR 3063119B1
Authority
FR
France
Prior art keywords
turbomachine
platform
assembly
parts set
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
FR1751352A
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English (en)
Other versions
FR3063119A1 (fr
Inventor
Paul Antoine Foresto
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 FR1751352A priority Critical patent/FR3063119B1/fr
Publication of FR3063119A1 publication Critical patent/FR3063119A1/fr
Application granted granted Critical
Publication of FR3063119B1 publication Critical patent/FR3063119B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • 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
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/80—Platforms for stationary or moving blades
    • 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
    • F05D2260/38—Retaining components in desired mutual position by a spring, i.e. spring loaded or biased towards a certain position
    • 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

Abstract

L'invention concerne un ensemble de pièces de turbomachine (50) d'axe longitudinal (X), l'ensemble comprenant au moins une première et une deuxième aubes de stator (1, 1') adjacentes à plateformes intégrées, chaque première et deuxième aubes de stator (1, 1') comprenant une plateforme (9) et une pale (2) s'étendant depuis ladite plateforme (9), l'ensemble comprenant également au moins une ailette (13) allongée, rapportée et de section transversale sensiblement de forme triangulaire, l'ailette (13) étant fixée de manière amovible sur la plateforme (9) des pales (2) adjacentes entre les première et deuxième pales.
FR1751352A 2017-02-21 2017-02-21 Ensemble de pieces de turbomachine et turbomachine correspondante Active FR3063119B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1751352A FR3063119B1 (fr) 2017-02-21 2017-02-21 Ensemble de pieces de turbomachine et turbomachine correspondante

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1751352A FR3063119B1 (fr) 2017-02-21 2017-02-21 Ensemble de pieces de turbomachine et turbomachine correspondante
FR1751352 2017-02-21

Publications (2)

Publication Number Publication Date
FR3063119A1 FR3063119A1 (fr) 2018-08-24
FR3063119B1 true FR3063119B1 (fr) 2021-06-25

Family

ID=59325356

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1751352A Active FR3063119B1 (fr) 2017-02-21 2017-02-21 Ensemble de pieces de turbomachine et turbomachine correspondante

Country Status (1)

Country Link
FR (1) FR3063119B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3106158B1 (fr) * 2020-01-14 2022-01-14 Safran Aircraft Engines Couronne aubagée sectorisée pour turbomachine comprenant un organe d’étanchéité inter-secteurs a compatibilite de forme ameliorée

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5254808A (en) * 1975-10-31 1977-05-04 Hitachi Ltd Blade arrangement device of fluid machine
JPS6022002A (ja) * 1983-07-18 1985-02-04 Hitachi Ltd タ−ボ機械の翼構造
FR3014943B1 (fr) * 2013-12-18 2019-03-29 Safran Aircraft Engines Piece de turbomachine a surface non-axisymetrique

Also Published As

Publication number Publication date
FR3063119A1 (fr) 2018-08-24

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