BR112014029523A8 - Pá de ventilador para turborreator de avião, ventilador de turborreator de avião, e, turborreator de avião - Google Patents

Pá de ventilador para turborreator de avião, ventilador de turborreator de avião, e, turborreator de avião

Info

Publication number
BR112014029523A8
BR112014029523A8 BR112014029523A BR112014029523A BR112014029523A8 BR 112014029523 A8 BR112014029523 A8 BR 112014029523A8 BR 112014029523 A BR112014029523 A BR 112014029523A BR 112014029523 A BR112014029523 A BR 112014029523A BR 112014029523 A8 BR112014029523 A8 BR 112014029523A8
Authority
BR
Brazil
Prior art keywords
blade
airplane turbojet
fan
airplane
turbojet
Prior art date
Application number
BR112014029523A
Other languages
English (en)
Other versions
BR112014029523B1 (pt
BR112014029523A2 (pt
Inventor
Adrien Biscay
Benoit Fayard
Damien Merlot
Hanna Reiss
Laurent Jablonski
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 BR112014029523A2 publication Critical patent/BR112014029523A2/pt
Publication of BR112014029523A8 publication Critical patent/BR112014029523A8/pt
Publication of BR112014029523B1 publication Critical patent/BR112014029523B1/pt

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
    • 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
    • F04D29/384—Blades characterised by form
    • 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
    • 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
    • F01D5/16—Form or construction for counteracting blade vibration
    • 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
    • F04D19/002—Axial flow fans
    • 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
    • F04D29/324—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
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/32—Rotors specially for elastic fluids for axial flow pumps
    • F04D29/38—Blades
    • F04D29/388—Blades characterised by construction
    • 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
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/666—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by means of rotor construction or layout, e.g. unequal distribution of blades or vanes
    • 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/71—Shape curved
    • F05D2250/713—Shape curved inflexed
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • F05D2260/961—Preventing, counteracting or reducing vibration or noise by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
    • 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)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

pá e ventilador para turborreator de avião, ventilador de turborreator de avião, e, turborreator de avião. a invenção refere-se a uma pá (4) de ventilador para turborreator de avião, compreendendo uma lâmina (6) se estendendo axialmente entre um bordo de ataque (18) e um bordo de fuga (20) e tendo uma pluralidade de seções de lâmina (s) empilhadas radialmente entre uma seção de pé (spé) e uma seção de topo (stopo). todas as seções de lâmina compreendidas entre a seção de pé (spé) e uma seção de lâmina (s30) situada em uma altura radial correspondendo a 30% da altura radial total da lâmina possuem uma curva de esqueleto tendo um ponto de inflexão.
BR112014029523-9A 2012-05-31 2013-05-23 Pá de ventilador para turborreator de avião, ventilador de turborreator de avião, e, turborreator de avião BR112014029523B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1255020A FR2991373B1 (fr) 2012-05-31 2012-05-31 Aube de soufflante pour turboreacteur d'avion a profil cambre en sections de pied
FR1255020 2012-05-31
PCT/FR2013/051125 WO2013178914A1 (fr) 2012-05-31 2013-05-23 Aube de soufflante pour turboreacteur d'avion a profil cambre en sections de pied

Publications (3)

Publication Number Publication Date
BR112014029523A2 BR112014029523A2 (pt) 2017-06-27
BR112014029523A8 true BR112014029523A8 (pt) 2021-08-31
BR112014029523B1 BR112014029523B1 (pt) 2022-01-11

Family

ID=46889193

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014029523-9A BR112014029523B1 (pt) 2012-05-31 2013-05-23 Pá de ventilador para turborreator de avião, ventilador de turborreator de avião, e, turborreator de avião

Country Status (8)

Country Link
US (1) US11333164B2 (pt)
EP (1) EP2855847B1 (pt)
CN (1) CN104364473B (pt)
BR (1) BR112014029523B1 (pt)
CA (1) CA2873942C (pt)
FR (1) FR2991373B1 (pt)
RU (1) RU2639462C2 (pt)
WO (1) WO2013178914A1 (pt)

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* Cited by examiner, † Cited by third party
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FR3032494B1 (fr) * 2015-02-06 2018-05-25 Safran Aircraft Engines Aube de soufflante
EP3088663A1 (de) * 2015-04-28 2016-11-02 Siemens Aktiengesellschaft Verfahren zum profilieren einer schaufel
FR3038341B1 (fr) * 2015-07-03 2017-07-28 Snecma Procede d'alteration de la loi de vrillage de la surface aerodynamique d'une pale de soufflante de moteur a turbine a gaz
RU167312U1 (ru) * 2016-03-24 2017-01-10 Федеральное государственное унитарное предприятие "Центральный институт авиационного моторостроения им. П.И. Баранова" Лопатка рабочего колеса высокооборотного осевого компрессора
EP3239460A1 (de) * 2016-04-27 2017-11-01 Siemens Aktiengesellschaft Verfahren zum profilieren von schaufeln einer axialströmungsmaschine
GB201704657D0 (en) * 2017-03-24 2017-05-10 Rolls Royce Plc Gas turbine engine
CN108252953B (zh) * 2018-03-15 2023-08-29 上海优睿农牧科技有限公司 一种扇叶及方法
LU100758B1 (fr) * 2018-04-03 2019-10-07 Carpyz Sas Méthode de conception, de construction et de fabrication de roue Turbo,Hélico,Réacteur (THR)
CN109057869A (zh) * 2018-07-12 2018-12-21 上海理工大学 倾斜锯齿尾缘叶片
FR3087828B1 (fr) * 2018-10-26 2021-01-08 Safran Helicopter Engines Aubage mobile de turbomachine
GB201819413D0 (en) * 2018-11-29 2019-01-16 Rolls Royce Plc Geared turbofan engine
FR3089553B1 (fr) * 2018-12-11 2021-01-22 Safran Aircraft Engines Aube de turbomachine a loi de fleche a forte marge au flottement

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SU521401A1 (ru) * 1971-10-01 1976-07-15 Рижский Краснознаменный Институт Инженеров Гражданской Авиации Имени Ленинского Комсомола Лопатка осевого компрессора
GB2106192A (en) * 1981-09-24 1983-04-07 Rolls Royce Turbomachine blade
JP2665005B2 (ja) * 1989-10-24 1997-10-22 三菱重工業株式会社 軸流機械の動翼
US5088894A (en) * 1990-05-02 1992-02-18 Westinghouse Electric Corp. Turbomachine blade fastening
US5642985A (en) * 1995-11-17 1997-07-01 United Technologies Corporation Swept turbomachinery blade
US6071077A (en) * 1996-04-09 2000-06-06 Rolls-Royce Plc Swept fan blade
FR2851798B1 (fr) * 2003-02-27 2005-04-29 Snecma Moteurs Aube en fleche de turboreacteur
GB2400089B (en) 2003-04-04 2006-07-26 Adrian Alexander Hubbard High lift and high strength aerofoil section
US7204676B2 (en) * 2004-05-14 2007-04-17 Pratt & Whitney Canada Corp. Fan blade curvature distribution for high core pressure ratio fan
US7476086B2 (en) * 2005-04-07 2009-01-13 General Electric Company Tip cambered swept blade
DE102005042115A1 (de) * 2005-09-05 2007-03-08 Rolls-Royce Deutschland Ltd & Co Kg Schaufel einer Strömungsarbeitsmaschine mit blockweise definierter Profilskelettlinie
JP2009511811A (ja) * 2005-10-11 2009-03-19 アルストム テクノロジー リミテッド ターボ機械用翼
FR2900194A1 (fr) * 2006-04-20 2007-10-26 Snecma Sa Profil aerodynamique pour une aube de turbine
JP4664890B2 (ja) * 2006-11-02 2011-04-06 三菱重工業株式会社 遷音速翼及び軸流回転機
DE102006055869A1 (de) * 2006-11-23 2008-05-29 Rolls-Royce Deutschland Ltd & Co Kg Schaufelblattdesign für die Lauf- und Leitschaufeln einer Turbomaschine
DE102008004014A1 (de) * 2008-01-11 2009-07-23 Continental Automotive Gmbh Leitschaufel für eine variable Turbinengeometrie
FR2928174B1 (fr) * 2008-02-28 2011-05-06 Snecma Aube avec plateforme non axisymetrique : creux et bosse sur extrados.
EP2299124A1 (de) * 2009-09-04 2011-03-23 Siemens Aktiengesellschaft Verdichterlaufschaufel für einen Axialverdichter
US8393872B2 (en) * 2009-10-23 2013-03-12 General Electric Company Turbine airfoil
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JP6133748B2 (ja) * 2013-10-09 2017-05-24 三菱重工業株式会社 インペラ及びこれを備える回転機械

Also Published As

Publication number Publication date
FR2991373B1 (fr) 2014-06-20
CN104364473B (zh) 2017-05-03
RU2014152258A (ru) 2016-07-20
WO2013178914A1 (fr) 2013-12-05
CN104364473A (zh) 2015-02-18
EP2855847A1 (fr) 2015-04-08
US11333164B2 (en) 2022-05-17
BR112014029523B1 (pt) 2022-01-11
FR2991373A1 (fr) 2013-12-06
CA2873942C (fr) 2020-05-12
US20150152880A1 (en) 2015-06-04
BR112014029523A2 (pt) 2017-06-27
EP2855847B1 (fr) 2018-07-18
CA2873942A1 (fr) 2013-12-05
RU2639462C2 (ru) 2017-12-21

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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 23/05/2013, OBSERVADAS AS CONDICOES LEGAIS.