BRPI1011323A2 - dispositivo de comando orientação das pás de ventilador de um turbopropulsor, e, turbopropulsor com dupla hélice - Google Patents

dispositivo de comando orientação das pás de ventilador de um turbopropulsor, e, turbopropulsor com dupla hélice

Info

Publication number
BRPI1011323A2
BRPI1011323A2 BRPI1011323A BRPI1011323A BRPI1011323A2 BR PI1011323 A2 BRPI1011323 A2 BR PI1011323A2 BR PI1011323 A BRPI1011323 A BR PI1011323A BR PI1011323 A BRPI1011323 A BR PI1011323A BR PI1011323 A2 BRPI1011323 A2 BR PI1011323A2
Authority
BR
Brazil
Prior art keywords
turboprop
control device
fan blades
device guiding
double propeller
Prior art date
Application number
BRPI1011323A
Other languages
English (en)
Inventor
François Gallet
Gilles Alain Charier
Wouter Balk
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 BRPI1011323A2 publication Critical patent/BRPI1011323A2/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
    • B64C11/308—Blade pitch-changing mechanisms specially adapted for contrarotating propellers automatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
    • B64C11/48—Units of two or more coaxial propellers
    • 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
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/54—Nozzles having means for reversing jet thrust
    • F02K1/64—Reversing fan flow
    • F02K1/66—Reversing fan flow using reversing fan blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D27/02—Aircraft characterised by the type or position of power plants
    • B64D27/026—Aircraft characterised by the type or position of power plants comprising different types of power plants, e.g. combination of a piston engine and a gas-turbine
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BRPI1011323A 2009-05-29 2010-04-19 dispositivo de comando orientação das pás de ventilador de um turbopropulsor, e, turbopropulsor com dupla hélice BRPI1011323A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0953591A FR2946012B1 (fr) 2009-05-29 2009-05-29 Dispositif pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
PCT/FR2010/050743 WO2010136686A2 (fr) 2009-05-29 2010-04-19 Dispositif pour la commande de l'orientation des pales de soufflante d'un turbopropulseur

Publications (1)

Publication Number Publication Date
BRPI1011323A2 true BRPI1011323A2 (pt) 2016-03-15

Family

ID=41549870

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI1011323A BRPI1011323A2 (pt) 2009-05-29 2010-04-19 dispositivo de comando orientação das pás de ventilador de um turbopropulsor, e, turbopropulsor com dupla hélice

Country Status (9)

Country Link
US (1) US8985954B2 (pt)
EP (1) EP2435304B1 (pt)
JP (1) JP5490881B2 (pt)
CN (1) CN102448818B (pt)
BR (1) BRPI1011323A2 (pt)
CA (1) CA2762229A1 (pt)
FR (1) FR2946012B1 (pt)
RU (1) RU2525101C2 (pt)
WO (1) WO2010136686A2 (pt)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
FR2964943B1 (fr) * 2010-09-20 2012-10-05 Snecma Dispositif d'etancheite a fourreau pour la traversee de cloison par une biellette d'un systeme de commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2967397B1 (fr) * 2010-11-16 2012-11-16 Snecma Dispositif de passage d'une helice en reverse comportant un actuateur agissant sur un maneton
GB201108367D0 (en) * 2011-05-19 2011-06-29 Rolls Royce Plc Propulsion engine
FR2977862B1 (fr) 2011-07-13 2013-08-23 Snecma Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2980770B1 (fr) 2011-10-03 2014-06-27 Snecma Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
FR2995948B1 (fr) * 2012-09-24 2018-07-27 Snecma Systeme de retention d'aubes et procede d'assemblage
FR2997138B1 (fr) * 2012-10-18 2014-11-14 Snecma Dispositif et procede de commande du calage des pales
FR3013325B1 (fr) * 2013-11-20 2015-11-27 Snecma Dispositif d'alimentation en huile sous pression d'un actionneur lineaire de turbomachine
FR3021296B1 (fr) 2014-05-21 2017-12-22 Snecma Ensemble de propulsion a doublet d'helices pour aeronef
FR3025564B1 (fr) * 2014-09-04 2019-08-16 Safran Aircraft Engines Systeme d'aubes a calage variable pour une turbomachine
FR3036093B1 (fr) * 2015-05-12 2017-06-02 Snecma Dispositif a bras de levier pour la commande de l'orientation des pales de soufflante d'une turbomachine a soufflante non carenee
FR3036141B1 (fr) * 2015-05-12 2019-08-09 Safran Aircraft Engines Arbre de commande radial pour dispositif de commande de l'orientation des pales de soufflante d'une turbomachine a soufflante non carenee et procede de montage d'un tel arbre.
US10533436B2 (en) 2015-11-04 2020-01-14 General Electric Company Centerline-mounted hydraulic pitch change mechanism actuator
US10221706B2 (en) * 2015-11-17 2019-03-05 General Electric Company Variable pitch fan actuator
FR3055000B1 (fr) * 2016-08-10 2022-04-01 Safran Aircraft Engines Module de changement de pas pour turbomachine et turbomachine correspondante
FR3066559B1 (fr) * 2017-05-18 2019-06-07 Safran Aircraft Engines Module de soufflante a pales a calage variable
FR3075257B1 (fr) * 2017-12-14 2021-02-19 Safran Aircraft Engines Dispositif de reglage du calage d'une helice
US10174763B1 (en) 2018-08-02 2019-01-08 Florida Turbine Technologies, Inc Variable pitch fan for gas turbine engine
FR3101664B1 (fr) * 2019-10-02 2021-09-03 Safran Aircraft Engines Système de commande de calage cyclique de pales
US11970956B2 (en) * 2022-08-26 2024-04-30 General Electric Company Pitch change mechanism for a fan of a gas turbine engine
US12601271B2 (en) 2022-10-21 2026-04-14 General Electric Company Variable pitch fan of a gas turbine engine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU24251A1 (ru) * 1929-04-05 1931-11-30 Л.И. Сапельков Пропеллер с автоматическими поворотными лопаст ми
SU40882A1 (ru) * 1931-10-24 1934-12-31 Авиационная Корпорация Эклипс Устройство винта с центробежным и автоматически измен ющимс шагом регул тора
DE2307656C3 (de) * 1973-02-16 1979-01-04 Motoren- Und Turbinen-Union Muenchen Gmbh, 8000 Muenchen Vorrichtung zur Verstellung der Gebläselaufschaufeln eines Laufrades für Turbinenstrahltriebwerke
US3922852A (en) * 1973-10-17 1975-12-02 Gen Electric Variable pitch fan for gas turbine engine
US3873236A (en) * 1973-12-26 1975-03-25 Gen Electric Fan with variable pitch blades and translating bearing actuation system
NL8303401A (nl) 1982-11-01 1984-06-01 Gen Electric Aandrijfturbine voor tegengesteld draaiende propellers.
DE3507035A1 (de) * 1984-03-02 1985-09-12 General Electric Co., Schenectady, N.Y. Gasturbinentriebwerk
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
GB2182727B (en) * 1985-11-12 1989-09-27 Gen Electric Propeller/fan pitch feathering apparatus
FR2605586B1 (fr) * 1986-10-22 1990-11-30 Snecma Anneau porte-pales pour aubage d'helice de grande dimension
GB2199378B (en) * 1986-12-24 1991-02-13 Rolls Royce Plc Pitch change arrangement for a variable pitch fan
US6071076A (en) * 1997-12-16 2000-06-06 General Electric Company Actuation system for a gas turbine rotor blade
FR2937678B1 (fr) 2008-10-23 2013-11-22 Snecma Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2942615B1 (fr) 2009-02-27 2011-04-01 Snecma Dispositif a helices contrarotatives ayant un moyen de changement de pas des helices

Also Published As

Publication number Publication date
WO2010136686A2 (fr) 2010-12-02
EP2435304B1 (fr) 2013-10-09
WO2010136686A3 (fr) 2011-01-20
EP2435304A2 (fr) 2012-04-04
US8985954B2 (en) 2015-03-24
CN102448818A (zh) 2012-05-09
JP2012528037A (ja) 2012-11-12
US20120070290A1 (en) 2012-03-22
CN102448818B (zh) 2014-11-19
FR2946012B1 (fr) 2011-06-24
FR2946012A1 (fr) 2010-12-03
RU2011153684A (ru) 2013-07-10
JP5490881B2 (ja) 2014-05-14
CA2762229A1 (fr) 2010-12-02
RU2525101C2 (ru) 2014-08-10

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]