BR112014007972A2 - turbomáquina com hélice(s) para aeronave com sistema para alterar o passo da hélice - Google Patents

turbomáquina com hélice(s) para aeronave com sistema para alterar o passo da hélice

Info

Publication number
BR112014007972A2
BR112014007972A2 BR112014007972A BR112014007972A BR112014007972A2 BR 112014007972 A2 BR112014007972 A2 BR 112014007972A2 BR 112014007972 A BR112014007972 A BR 112014007972A BR 112014007972 A BR112014007972 A BR 112014007972A BR 112014007972 A2 BR112014007972 A2 BR 112014007972A2
Authority
BR
Brazil
Prior art keywords
propeller
turbocharger
aircraft
change system
pitch change
Prior art date
Application number
BR112014007972A
Other languages
English (en)
Other versions
BR112014007972B1 (pt
Inventor
Szymandera Aleksander
Carrington Christopher
Louis Bocquet Denis
René André Escure Didier
Alain Charier Gilles
Sikorski Jan
Malitka Marek
Original Assignee
Ge Aviat Systems Ltd
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 Ge Aviat Systems Ltd, Snecma filed Critical Ge Aviat Systems Ltd
Publication of BR112014007972A2 publication Critical patent/BR112014007972A2/pt
Publication of BR112014007972B1 publication Critical patent/BR112014007972B1/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
    • 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
    • B64C11/38—Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • B64C11/385—Blade pitch-changing mechanisms fluid, e.g. hydraulic comprising feathering, braking or stopping systems
    • 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
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors
    • 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
    • F02K3/04—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 the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/072—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 the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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
    • F01D1/00—Non-positive-displacement machines or engines, e.g. steam turbines
    • F01D1/24—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like
    • F01D1/26—Non-positive-displacement machines or engines, e.g. steam turbines characterised by counter-rotating rotors subjected to same working fluid stream without intermediate stator blades or the like traversed by the working-fluid substantially axially
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • 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
BR112014007972-2A 2011-10-03 2012-10-03 Turbomáquina com pelo menos uma hélice para aeronave BR112014007972B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR1158891A FR2980770B1 (fr) 2011-10-03 2011-10-03 Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
FR1158891 2011-10-03
PCT/FR2012/052241 WO2013050704A1 (fr) 2011-10-03 2012-10-03 Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice

Publications (2)

Publication Number Publication Date
BR112014007972A2 true BR112014007972A2 (pt) 2017-04-11
BR112014007972B1 BR112014007972B1 (pt) 2021-06-15

Family

ID=47137963

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014007972-2A BR112014007972B1 (pt) 2011-10-03 2012-10-03 Turbomáquina com pelo menos uma hélice para aeronave

Country Status (9)

Country Link
US (1) US9849970B2 (pt)
EP (1) EP2763893B1 (pt)
JP (1) JP6082939B2 (pt)
CN (1) CN103874630B (pt)
BR (1) BR112014007972B1 (pt)
CA (1) CA2850702C (pt)
FR (1) FR2980770B1 (pt)
RU (1) RU2604760C2 (pt)
WO (1) WO2013050704A1 (pt)

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FR2980770B1 (fr) * 2011-10-03 2014-06-27 Snecma Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
FR3017164B1 (fr) * 2014-02-03 2016-02-05 Snecma Turbomachine a doublet d'helices pour aeronef
FR3021375B1 (fr) * 2014-05-20 2017-03-03 Snecma Palier du type roulement et turbomachine a helice(s) dont les pales sont montees tourillonnantes dans au moins un tel palier.
FR3021296B1 (fr) * 2014-05-21 2017-12-22 Snecma Ensemble de propulsion a doublet d'helices pour aeronef
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.
FR3036092B1 (fr) 2015-05-12 2017-06-02 Snecma Dispositif a arbre radial pour la commande de l'orientation des pales de soufflante d'une turbomachine a soufflante non carenee
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
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FR3046432B1 (fr) * 2016-01-05 2018-01-26 Safran Aircraft Engines Module de soufflante a aubes a calage variable pour une turbomachine
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FR3055001B1 (fr) * 2016-08-10 2022-04-01 Safran Aircraft Engines Systeme de changement de pas equipe de moyens de reglage du pas des pales et turbomachine correspondante
FR3055310B1 (fr) * 2016-08-26 2018-08-17 Safran Aircraft Engines Turbomachine a dispositif de guidage d'huile et procede de demontage de la turbomachine
FR3055309B1 (fr) * 2016-08-26 2018-08-17 Safran Aircraft Engines Systeme de changement de pas equipe de moyens de lubrification d'un palier de transfert de charge
FR3057120B1 (fr) * 2016-10-03 2023-03-17 Safran Helicopter Engines Machine electrique pour turbopropulseur d'aeronef
FR3057909B1 (fr) * 2016-10-21 2018-11-02 Safran Aircraft Engines Turbomachine d'aeronef comprenant une zone fusible agencee sur un arbre pivotant
US10519964B2 (en) * 2016-12-06 2019-12-31 General Electric Company System and method for turbomachinery rotor and blade prognostics and diagnostics
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FR3087232B1 (fr) * 2018-10-12 2021-06-25 Safran Aircraft Engines Turbomachine comprenant un rotor portant des pales a calage variable
US20200324877A1 (en) * 2019-04-09 2020-10-15 Pratt & Whitney Canada Corp. Method and system for feathering a propeller
IT201900010929A1 (it) 2019-07-04 2021-01-04 Ge Avio Srl Gruppo elica ed unita' di controllo di passo
FR3100563B1 (fr) * 2019-09-06 2021-08-06 Safran Aircraft Engines Moyeu polysphérique de turbomachine pour pales à calage variable
FR3101664B1 (fr) * 2019-10-02 2021-09-03 Safran Aircraft Engines Système de commande de calage cyclique de pales
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FR3123884A1 (fr) 2021-06-15 2022-12-16 Safran Aircraft Engines Systeme de changement de pas des pales d’une helice d’une turbomachine
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FR3126018B1 (fr) * 2021-08-04 2023-11-24 Safran Aircraft Engines Systeme de changement de pas des pales d’une soufflante d’un ensemble propulsif
FR3126729A1 (fr) 2021-09-08 2023-03-10 Safran Aircraft Engines Aube comprenant une structure en matériau composite et procédé de fabrication associé

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PL226825B1 (pl) * 2015-09-07 2017-09-29 Gen Electric Układ isposób regulacji skoku smigła

Also Published As

Publication number Publication date
EP2763893B1 (fr) 2017-01-11
US20140294585A1 (en) 2014-10-02
US9849970B2 (en) 2017-12-26
FR2980770B1 (fr) 2014-06-27
RU2604760C2 (ru) 2016-12-10
WO2013050704A1 (fr) 2013-04-11
CN103874630B (zh) 2016-03-30
CA2850702C (fr) 2018-11-20
CN103874630A (zh) 2014-06-18
EP2763893A1 (fr) 2014-08-13
CA2850702A1 (fr) 2013-04-11
JP2014530146A (ja) 2014-11-17
BR112014007972B1 (pt) 2021-06-15
FR2980770A1 (fr) 2013-04-05
RU2014116249A (ru) 2015-11-10
JP6082939B2 (ja) 2017-02-22

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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 03/10/2012, OBSERVADAS AS CONDICOES LEGAIS.