FR3017164B1 - Turbomachine a doublet d'helices pour aeronef - Google Patents

Turbomachine a doublet d'helices pour aeronef

Info

Publication number
FR3017164B1
FR3017164B1 FR1400285A FR1400285A FR3017164B1 FR 3017164 B1 FR3017164 B1 FR 3017164B1 FR 1400285 A FR1400285 A FR 1400285A FR 1400285 A FR1400285 A FR 1400285A FR 3017164 B1 FR3017164 B1 FR 3017164B1
Authority
FR
France
Prior art keywords
turbomachine
propellers
doublet
aircraft
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
FR1400285A
Other languages
English (en)
Other versions
FR3017164A1 (fr
Inventor
Jean-Christophe Duffet
Tewfik Boudebiza
Augustin Curlier
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
Original Assignee
SNECMA SAS
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 SAS filed Critical SNECMA SAS
Priority to FR1400285A priority Critical patent/FR3017164B1/fr
Priority to GB1501687.6A priority patent/GB2523654B/en
Priority to US14/612,661 priority patent/US9926070B2/en
Publication of FR3017164A1 publication Critical patent/FR3017164A1/fr
Application granted granted Critical
Publication of FR3017164B1 publication Critical patent/FR3017164B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
    • 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
    • B64C11/306—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
    • 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
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas-turbine plants for special use
    • F02C6/20—Adaptations of gas-turbine plants for driving vehicles
    • F02C6/206—Adaptations of gas-turbine plants for driving vehicles the vehicles being airscrew driven
    • 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]
    • 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)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Control Of Turbines (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Transmission Devices (AREA)
FR1400285A 2014-02-03 2014-02-03 Turbomachine a doublet d'helices pour aeronef Active FR3017164B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1400285A FR3017164B1 (fr) 2014-02-03 2014-02-03 Turbomachine a doublet d'helices pour aeronef
GB1501687.6A GB2523654B (en) 2014-02-03 2015-02-02 Turbine Engine having a Pair of Propellers for an Aircraft
US14/612,661 US9926070B2 (en) 2014-02-03 2015-02-03 Turbine engine having a pair of propellers for an aircraft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1400285A FR3017164B1 (fr) 2014-02-03 2014-02-03 Turbomachine a doublet d'helices pour aeronef

Publications (2)

Publication Number Publication Date
FR3017164A1 FR3017164A1 (fr) 2015-08-07
FR3017164B1 true FR3017164B1 (fr) 2016-02-05

Family

ID=50489293

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1400285A Active FR3017164B1 (fr) 2014-02-03 2014-02-03 Turbomachine a doublet d'helices pour aeronef

Country Status (3)

Country Link
US (1) US9926070B2 (fr)
FR (1) FR3017164B1 (fr)
GB (1) GB2523654B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3017164B1 (fr) * 2014-02-03 2016-02-05 Snecma Turbomachine a doublet d'helices pour aeronef
FR3055000B1 (fr) * 2016-08-10 2022-04-01 Safran Aircraft Engines Module de changement de pas pour turbomachine et turbomachine correspondante
EP3587773B1 (fr) 2018-06-27 2022-06-08 Rolls-Royce plc Turbine à gaz
FR3087232B1 (fr) * 2018-10-12 2021-06-25 Safran Aircraft Engines Turbomachine comprenant un rotor portant des pales a calage variable

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3994128A (en) * 1975-05-21 1976-11-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Dual output variable pitch turbofan actuation system
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
US4890979A (en) * 1988-07-28 1990-01-02 Sundstrand Corporation No-back apparatus for propeller pitch control
GB2231623B (en) * 1989-05-17 1993-10-20 Rolls Royce Plc A variable pitch propeller module for an aero gas turbine engine powerplant
FR2908451B1 (fr) * 2006-11-09 2009-03-20 Snecma Sa Turbopropulseur comportant un ensemble de pales a orientation reglable
FR2946011B1 (fr) * 2009-05-29 2013-01-11 Snecma Dispositif a verin mobile pour la commande de l'orientation des pales de soufflante d'un turbopropulseur
GB201000144D0 (en) * 2010-01-07 2010-02-24 Rolls Royce Plc Pitch Change Apparatus
US9718536B2 (en) * 2010-05-18 2017-08-01 Hamilton Sundstrand Corporation Counter-rotating open-rotor (CROR)
FR2973333B1 (fr) * 2011-03-29 2014-08-01 Snecma Systeme pour changer le pas d'helices contrarotatives d'un turbomoteur
FR2979121B1 (fr) * 2011-08-18 2013-09-06 Snecma Dispositif de transmission mecanique pour l'entrainement en rotation des helices contrarotatives d'un turbopropulseur a double helice.
GB2493980B (en) * 2011-08-26 2018-02-14 Ge Aviat Systems Ltd Pitch control of contra-rotating airfoil blades
FR2980770B1 (fr) * 2011-10-03 2014-06-27 Snecma Turbomachine a helice(s) pour aeronef avec systeme pour changer le pas de l'helice.
FR3001264B1 (fr) * 2013-01-18 2017-03-17 Snecma Systeme pour changer le pas des pales d'une helice.
FR3017164B1 (fr) * 2014-02-03 2016-02-05 Snecma Turbomachine a doublet d'helices pour aeronef

Also Published As

Publication number Publication date
GB2523654B (en) 2020-03-18
US9926070B2 (en) 2018-03-27
US20150217854A1 (en) 2015-08-06
FR3017164A1 (fr) 2015-08-07
GB201501687D0 (en) 2015-03-18
GB2523654A (en) 2015-09-02

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