BR112013017741A2 - rotor de ventoinha e turborreator associado - Google Patents

rotor de ventoinha e turborreator associado

Info

Publication number
BR112013017741A2
BR112013017741A2 BR112013017741A BR112013017741A BR112013017741A2 BR 112013017741 A2 BR112013017741 A2 BR 112013017741A2 BR 112013017741 A BR112013017741 A BR 112013017741A BR 112013017741 A BR112013017741 A BR 112013017741A BR 112013017741 A2 BR112013017741 A2 BR 112013017741A2
Authority
BR
Brazil
Prior art keywords
disc
fan rotor
ring
rim
turborreator
Prior art date
Application number
BR112013017741A
Other languages
English (en)
Other versions
BR112013017741B1 (pt
Inventor
Christophe Perdrigeon
Laurent Jablonski
Philippe Gérard Edmond Joly
Original Assignee
Snecma
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 filed Critical Snecma
Publication of BR112013017741A2 publication Critical patent/BR112013017741A2/pt
Publication of BR112013017741B1 publication Critical patent/BR112013017741B1/pt

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
    • F01D5/3069—Fixing blades to rotors; Blade roots ; Blade spacers between two discs or rings
    • 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
    • F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
    • F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines

Landscapes

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

Abstract

rotor de ventoinha e turborreator associado rotor de ventoinha, em especial para uma turbomáquina. a invenção se refere a um rotor de ventoinha que compreende um disco (2) que porta pás das quais os pés são introduzidos em ranhuras do disco (2), um capô (20) troncônico montado sobre o disco (2) a montante das pás, e meios de retenção axial das pás sobre o disco que compreendem um anel (9) montado em uma canelura anular do disco (2) e que forma um apoio dos pés das pás, o anel (9) sendo festonado ou canelado e operando junto com um rebordo anular radial (28) festonado da canelura anular do disco (2), e meios de imobilização em rotação do anel (9), que compreendem um aro (32) que porta pelo menos um dente (33) axial inserido em partes ocas do rebordo (28) do disco (2) e do anel (9), esse aro (32) sendo fixado por parafusos em uma face radial a montatne do disco (2).
BR112013017741-1A 2011-02-21 2012-02-20 Rotor de ventoinha e turborreator associado BR112013017741B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1151401A FR2971822B1 (fr) 2011-02-21 2011-02-21 Rotor de soufflante, en particulier pour une turbomachine
FR1151401 2011-02-21
PCT/FR2012/050357 WO2012114032A1 (fr) 2011-02-21 2012-02-20 Rotor de soufflante et turboréacteur associé

Publications (2)

Publication Number Publication Date
BR112013017741A2 true BR112013017741A2 (pt) 2016-10-11
BR112013017741B1 BR112013017741B1 (pt) 2021-03-23

Family

ID=45873173

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112013017741-1A BR112013017741B1 (pt) 2011-02-21 2012-02-20 Rotor de ventoinha e turborreator associado

Country Status (9)

Country Link
US (1) US9540935B2 (pt)
EP (1) EP2678531B1 (pt)
CN (1) CN103380267B (pt)
BR (1) BR112013017741B1 (pt)
CA (1) CA2824379C (pt)
FR (1) FR2971822B1 (pt)
RU (1) RU2594037C2 (pt)
WO (1) WO2012114032A1 (pt)
ZA (1) ZA201306883B (pt)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2974863B1 (fr) * 2011-05-06 2015-10-23 Snecma Disque de soufflante de turbomachine
FR2995036B1 (fr) * 2012-09-05 2014-09-05 Snecma Rotor de soufflante, en particulier pour une turbomachine
FR3014151B1 (fr) 2013-11-29 2015-12-04 Snecma Soufflante, en particulier pour une turbomachine
RU2553889C1 (ru) * 2014-02-20 2015-06-20 Открытое акционерное общество "Авиадвигатель" Газотурбинный двигатель
EP3073052B1 (en) * 2015-02-17 2018-01-24 Rolls-Royce Corporation Fan assembly
RU2614018C1 (ru) * 2016-03-22 2017-03-22 Публичное Акционерное Общество "Уфимское Моторостроительное Производственное Объединение" (Пао "Умпо") Опора вала ротора компрессора низкого давления турбореактивного двигателя (варианты), цилиндрическая составляющая вала ротора, внешний стяжной элемент вала ротора
US10280767B2 (en) * 2017-08-29 2019-05-07 United Technologies Corporation Fan hub attachment for leading and trailing edges of fan blades
US10669875B2 (en) * 2018-03-28 2020-06-02 Solar Turbines Incorporated Cross key anti-rotation spacer
FR3119646B1 (fr) * 2021-02-11 2024-03-01 Safran Aircraft Engines Rotor de turbomachine
US12012857B2 (en) * 2022-10-14 2024-06-18 Rtx Corporation Platform for an airfoil of a gas turbine engine

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3799693A (en) * 1972-11-06 1974-03-26 Gen Electric Bullet nose fastening arrangement
GB1557856A (en) * 1977-04-20 1979-12-12 Rolls Royce Spinner or nose bullet
FR2524932A1 (fr) 1982-04-08 1983-10-14 Snecma Dispositif de retenue axiale de pieds d'aube dans un disque de turbomachine
FR2681374B1 (fr) * 1991-09-18 1993-11-19 Snecma Fixation d'aube de souflante de turboreacteur.
FR2715975B1 (fr) * 1994-02-10 1996-03-29 Snecma Rotor de turbomachine à rainures d'aube débouchantes axiales ou inclinées.
FR2803623B1 (fr) * 2000-01-06 2002-03-01 Snecma Moteurs Agencement de retenue axiale d'aubes dans un disque
US6520742B1 (en) * 2000-11-27 2003-02-18 General Electric Company Circular arc multi-bore fan disk
FR2819289B1 (fr) * 2001-01-11 2003-07-11 Snecma Moteurs Systeme de retention des aubes de type combine ou cascade
US6951448B2 (en) * 2002-04-16 2005-10-04 United Technologies Corporation Axial retention system and components thereof for a bladed rotor
US7303377B2 (en) * 2004-04-14 2007-12-04 Pratt & Whitney Canada Corp. Apparatus and method of balancing a shaft
FR2888897B1 (fr) * 2005-07-21 2007-10-19 Snecma Dispositif d'amortissement des vibrations d'un anneau de retention axiale des aubes de soufflante d'une turbomachine
DE102008045546A1 (de) * 2008-09-03 2010-03-04 Rolls-Royce Deutschland Ltd & Co Kg Fluggasturbinen-Einlaufkonus
GB201005053D0 (en) * 2010-03-26 2010-05-12 Rolls Royce Plc A gas turbine engine nose cone

Also Published As

Publication number Publication date
US9540935B2 (en) 2017-01-10
ZA201306883B (en) 2014-11-26
US20130315744A1 (en) 2013-11-28
EP2678531A1 (fr) 2014-01-01
EP2678531B1 (fr) 2014-12-31
WO2012114032A1 (fr) 2012-08-30
CN103380267A (zh) 2013-10-30
CN103380267B (zh) 2015-04-01
CA2824379A1 (fr) 2012-08-30
RU2594037C2 (ru) 2016-08-10
CA2824379C (fr) 2018-07-03
RU2013142930A (ru) 2015-03-27
BR112013017741B1 (pt) 2021-03-23
FR2971822B1 (fr) 2015-04-24
FR2971822A1 (fr) 2012-08-24

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 20/02/2012, OBSERVADAS AS CONDICOES LEGAIS.