FR3144849B1 - Ensemble rotorique de soufflante pour turbomachine - Google Patents

Ensemble rotorique de soufflante pour turbomachine Download PDF

Info

Publication number
FR3144849B1
FR3144849B1 FR2300142A FR2300142A FR3144849B1 FR 3144849 B1 FR3144849 B1 FR 3144849B1 FR 2300142 A FR2300142 A FR 2300142A FR 2300142 A FR2300142 A FR 2300142A FR 3144849 B1 FR3144849 B1 FR 3144849B1
Authority
FR
France
Prior art keywords
rotor assembly
turbomachine
fan
blade
fan disc
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
FR2300142A
Other languages
English (en)
Other versions
FR3144849A1 (fr
Inventor
Antoine Bertrand François Mazeau
Yohannes Marcelet
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
Safran Aircraft Engine Mexico SA de CV
Original Assignee
Safran Aircraft Engines SAS
Safran Aircraft Engine Mexico SA de CV
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, Safran Aircraft Engine Mexico SA de CV filed Critical Safran Aircraft Engines SAS
Priority to FR2300142A priority Critical patent/FR3144849B1/fr
Publication of FR3144849A1 publication Critical patent/FR3144849A1/fr
Application granted granted Critical
Publication of FR3144849B1 publication Critical patent/FR3144849B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F04D19/00—Axial-flow pumps
    • 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
    • F01D11/008—Sealing the gap between rotor blades or blades and rotor by spacer elements between the blades, e.g. independent interblade platforms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/04—Units comprising pumps and their driving means the pump being fluid-driven
    • 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
    • F04D29/34—Blade mountings
    • 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
    • F04D29/38—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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • F05D2260/31—Retaining bolts or nuts
    • 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
    • F05D2260/36—Retaining components in desired mutual position by a form fit connection, e.g. by interlocking
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/40—Organic materials
    • F05D2300/43—Synthetic polymers, e.g. plastics; Rubber

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

Ensemble rotorique (10) de soufflante pour turbomachine, l’ensemble rotorique (10) comportant un disque de soufflante (12) s’étendant autour d’un axe longitudinal (A) de l’ensemble rotorique (10) et au moins une aube (50) montée sur ledit disque de soufflante (12), dans lequel une surface radialement externe (18) du disque de soufflante (12) comprend une pluralité d’alvéoles réparties autour dudit axe longitudinal (A), l’au moins une aube (50) comportant un pied d’aube engagé dans l’une desdites alvéoles, dans lequel le pied d’aube comprend un crochet d’arrêt axial comportant une partie en saillie montée ajustée axialement dans un logement du disque de soufflante (12). Figure de l’abrégé : Figure 1
FR2300142A 2023-01-05 2023-01-05 Ensemble rotorique de soufflante pour turbomachine Active FR3144849B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2300142A FR3144849B1 (fr) 2023-01-05 2023-01-05 Ensemble rotorique de soufflante pour turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2300142 2023-01-05
FR2300142A FR3144849B1 (fr) 2023-01-05 2023-01-05 Ensemble rotorique de soufflante pour turbomachine

Publications (2)

Publication Number Publication Date
FR3144849A1 FR3144849A1 (fr) 2024-07-12
FR3144849B1 true FR3144849B1 (fr) 2025-07-04

Family

ID=86007602

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2300142A Active FR3144849B1 (fr) 2023-01-05 2023-01-05 Ensemble rotorique de soufflante pour turbomachine

Country Status (1)

Country Link
FR (1) FR3144849B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2507679A1 (fr) * 1981-06-12 1982-12-17 Snecma Dispositif de verrouillage d'une aube de rotor de turbomachine
US6887043B2 (en) * 2003-03-28 2005-05-03 General Electric Company Methods and apparatus for assembling gas turbine engines
US20080273982A1 (en) * 2007-03-12 2008-11-06 Honeywell International, Inc. Blade attachment retention device
US10018048B2 (en) * 2013-03-12 2018-07-10 United Technologies Corporation T-shaped platform leading edge anti-rotation tabs
GB201704832D0 (en) * 2017-02-20 2017-05-10 Rolls Royce Plc Fan

Also Published As

Publication number Publication date
FR3144849A1 (fr) 2024-07-12

Similar Documents

Publication Publication Date Title
CA2634732C (fr) Moyeu de carter d'echappement comportant des nervures de repartition de contraintes
FR3130875A1 (fr) Module de turbomachine equipe d’aubes a calage variable et d’un dispostif de transfert d’huile
EP2009235B1 (fr) Dispositif de refroidissement des alvéoles périphériques d'un disque de rotor de turbomachine à double alimentation en air
EP1950381B1 (fr) Disque de rotor de soufflante de turbomachine
CN112576542B (zh) 离心泵用的叶轮组件及离心泵
CA2622116C (fr) Turbine haute-pression d'une turbomachine
FR3107724B1 (fr) Rotor de soufflante à aubes à calage variable et turbomachine équipée d’un tel rotor
WO2009133297A1 (fr) Dispositif de commande d'aubes a calage variable dans un compresseur de turbomachine
CA2442952A1 (fr) Tambour formant en particulier un rotor de turbo machine, compresseur et turbo moteur comprenant un tel tambour
JP4991765B2 (ja) 調整可能なガイド装置
EP1693572A3 (fr) Prélèvement en tête des roues mobiles de compresseur haute pression de turboréacteur
EP1717450A3 (fr) Aube de stator à calage variable, procédé de réparation d'une aube
EP3084141B1 (fr) Compresseur de turbomachine, en particulier de turbopropulseur ou de turboréacteur d'avion
FR3144849B1 (fr) Ensemble rotorique de soufflante pour turbomachine
FR3091725B1 (fr) Ensemble pour une turbomachine
FR3072719A1 (fr) Anneau de commande d'un etage d'aubes a calage variable pour une turbomachine
EP2630335B1 (fr) Dispositif hydraulique de changement de pas d'helice
ITMI20061738A1 (it) Turbina a geometria variabile
FR3120907B1 (fr) Ensemble rotorique de soufflante
US2847941A (en) Axial flow pumps
EP3444439B1 (fr) Turbine pour turbomachine comportant des aubes comprenant un pied présentant une forme s'évasant axialement
FR3105290B1 (fr) Ensemble pour turbomachine
FR3027072A1 (fr) Anneau de commande d'un etage d'aubes a calage variable pour une turbomachine
FR3103209B1 (fr) Joint d’étanchéité à labyrinthe comportant un élément abradable glissant
FR3093131B1 (fr) Ensemble pour turbomachine

Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 2

PLSC Publication of the preliminary search report

Effective date: 20240712

PLFP Fee payment

Year of fee payment: 3

PLFP Fee payment

Year of fee payment: 4