FR3001264B1 - Systeme pour changer le pas des pales d'une helice. - Google Patents

Systeme pour changer le pas des pales d'une helice.

Info

Publication number
FR3001264B1
FR3001264B1 FR1350438A FR1350438A FR3001264B1 FR 3001264 B1 FR3001264 B1 FR 3001264B1 FR 1350438 A FR1350438 A FR 1350438A FR 1350438 A FR1350438 A FR 1350438A FR 3001264 B1 FR3001264 B1 FR 3001264B1
Authority
FR
France
Prior art keywords
propeller
blades
pitch
changing
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
FR1350438A
Other languages
English (en)
Other versions
FR3001264A1 (fr
Inventor
Augustin Curlier
Olivier Belmonte
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 FR1350438A priority Critical patent/FR3001264B1/fr
Priority to US14/154,411 priority patent/US9884675B2/en
Publication of FR3001264A1 publication Critical patent/FR3001264A1/fr
Application granted granted Critical
Publication of FR3001264B1 publication Critical patent/FR3001264B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C11/00Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30Blade pitch-changing mechanisms
    • B64C11/38Blade pitch-changing mechanisms fluid, e.g. hydraulic
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D7/00Rotors with blades adjustable in operation; Control thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C11/00Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30Blade pitch-changing mechanisms
    • B64C11/306Blade pitch-changing mechanisms specially adapted for contrarotating propellers
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02KJET-PROPULSION PLANTS
    • F02K3/00Plants including a gas turbine driving a compressor or a ducted fan
    • F02K3/02Plants 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
    • F02K3/04Plants 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
    • F02K3/072Plants 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
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/32Rotors specially for elastic fluids for axial flow pumps
    • F04D29/321Rotors specially for elastic fluids for axial flow pumps for axial flow compressors
    • F04D29/322Blade mountings
    • F04D29/323Blade mountings adjustable
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/26Rotors specially for elastic fluids
    • F04D29/32Rotors specially for elastic fluids for axial flow pumps
    • F04D29/34Blade mountings
    • F04D29/36Blade mountings adjustable
    • F04D29/362Blade mountings adjustable during rotation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2220/00Application
    • F05D2220/30Application in turbines
    • F05D2220/36Application in turbines specially adapted for the fan of turbofan engines
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/50Kinematic linkage, i.e. transmission of position
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2270/00Control
    • F05D2270/60Control system actuates means
    • F05D2270/64Hydraulic actuators
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00Aeronautics or air transport
    • Y02T50/60Efficient 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)
FR1350438A 2013-01-18 2013-01-18 Systeme pour changer le pas des pales d'une helice. Active FR3001264B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1350438A FR3001264B1 (fr) 2013-01-18 2013-01-18 Systeme pour changer le pas des pales d'une helice.
US14/154,411 US9884675B2 (en) 2013-01-18 2014-01-14 System for changing the pitch of the blades of a propeller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1350438A FR3001264B1 (fr) 2013-01-18 2013-01-18 Systeme pour changer le pas des pales d'une helice.

Publications (2)

Publication Number Publication Date
FR3001264A1 FR3001264A1 (fr) 2014-07-25
FR3001264B1 true FR3001264B1 (fr) 2017-03-17

Family

ID=48044871

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1350438A Active FR3001264B1 (fr) 2013-01-18 2013-01-18 Systeme pour changer le pas des pales d'une helice.

Country Status (2)

Country Link
US (1) US9884675B2 (fr)
FR (1) FR3001264B1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI1008586A2 (pt) * 2009-02-27 2016-03-15 Snecma parte de ventoinha de turborreator de fluxo duplo, e, turborreator
FR3017164B1 (fr) * 2014-02-03 2016-02-05 Snecma Turbomachine a doublet d'helices pour aeronef
US9869190B2 (en) 2014-05-30 2018-01-16 General Electric Company Variable-pitch rotor with remote counterweights
US10072510B2 (en) 2014-11-21 2018-09-11 General Electric Company Variable pitch fan for gas turbine engine and method of assembling the same
DE102015206088A1 (de) * 2015-04-02 2016-10-06 Rolls-Royce Deutschland Ltd & Co Kg Fluggasturbinentriebwerk mit Ringspaltverschlusselement
EP3283747B1 (fr) 2015-04-17 2020-09-09 Safran Aircraft Engines Turbomoteur a doublet d'helices contrarotatives dispose en amont du generateur de gaz
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.
US10836478B2 (en) * 2015-08-24 2020-11-17 Sikorsky Aircraft Corporation Separation of collective and cyclic actuation
PL226825B1 (pl) 2015-09-07 2017-09-29 Gen Electric Układ isposób regulacji skoku smigła
US10100653B2 (en) 2015-10-08 2018-10-16 General Electric Company Variable pitch fan blade retention system
FR3046433B1 (fr) * 2016-01-05 2019-05-24 Safran Aircraft Engines Module de soufflante a aubes a calage variable pour une turbomachine
FR3046440B1 (fr) * 2016-01-05 2019-07-05 Safran Aircraft Engines Module de soufflante a aubes a calage variable pour une turbomachine
FR3046432B1 (fr) * 2016-01-05 2018-01-26 Safran Aircraft Engines Module de soufflante a aubes a calage variable pour une turbomachine
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
FR3066558B1 (fr) * 2017-05-18 2019-07-19 Safran Aircraft Engines Module de soufflante a pales a calage variable
US10801339B2 (en) 2017-07-11 2020-10-13 General Electric Company Aircraft gas turbine engine variable fan blade mechanism
FR3098788B1 (fr) * 2019-07-15 2024-03-15 Safran Aircraft Engines Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant
US11505306B2 (en) * 2021-04-05 2022-11-22 General Electric Company Variable pitch fan assembly with remote counterweights
US11674435B2 (en) 2021-06-29 2023-06-13 General Electric Company Levered counterweight feathering system
US11795964B2 (en) 2021-07-16 2023-10-24 General Electric Company Levered counterweight feathering system
US11713687B1 (en) * 2022-03-17 2023-08-01 General Electric Company Flapping hinge for a fan blade
FR3139795A1 (fr) * 2022-09-15 2024-03-22 Safran Aircraft Engines Module de soufflante a pales a calage variable

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB412434A (en) * 1933-02-14 1934-06-28 Jacques Aivaz Improvements in and relating to aerial propellers with variable pitch
GB756134A (en) * 1954-07-28 1956-08-29 Ratier Aviat Marine An improved variable-pitch propeller for airplanes or other flying machines
US4179241A (en) * 1977-10-31 1979-12-18 High Harbin Full feathering, reversible pitch, constant RPM propeller
US4523891A (en) * 1983-06-15 1985-06-18 United Technologies Corporation Propeller pitch change actuation system
US4591313A (en) * 1983-12-30 1986-05-27 The Boeing Company Propeller pitch control system and apparatus
US4657484A (en) * 1984-09-04 1987-04-14 General Electric Company Blade pitch varying means
US5242265A (en) * 1990-07-23 1993-09-07 General Electric Company Aircraft pitch change mechanism
US5154580A (en) * 1990-07-23 1992-10-13 General Electric Company Propeller pitch change mechanism
CN102066768A (zh) * 2008-05-13 2011-05-18 旋转合成技术有限责任公司 风扇叶片保持和可变桨距***
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
FR2957329B1 (fr) * 2010-03-15 2012-08-03 Snecma Mecanisme de calage variable de pales pour systeme d'helices contrarotatives et systeme d'helices contrarotatives comportant au moins un tel mecanisme
FR2973333B1 (fr) * 2011-03-29 2014-08-01 Snecma Systeme pour changer le pas d'helices contrarotatives d'un turbomoteur
FR2977862B1 (fr) 2011-07-13 2013-08-23 Snecma Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur

Also Published As

Publication number Publication date
US9884675B2 (en) 2018-02-06
US20140205457A1 (en) 2014-07-24
FR3001264A1 (fr) 2014-07-25

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