FR3046406B1 - Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur - Google Patents

Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur Download PDF

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Publication number
FR3046406B1
FR3046406B1 FR1650034A FR1650034A FR3046406B1 FR 3046406 B1 FR3046406 B1 FR 3046406B1 FR 1650034 A FR1650034 A FR 1650034A FR 1650034 A FR1650034 A FR 1650034A FR 3046406 B1 FR3046406 B1 FR 3046406B1
Authority
FR
France
Prior art keywords
turbopropulseur
orientation
controlling
blower blades
blower
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
FR1650034A
Other languages
English (en)
Other versions
FR3046406A1 (fr
Inventor
Charlotte Marie Mouton Clementine
Marc Michel Curlier Augustin
Phorla Lao Jeremy
Julien Nguyen Van Thomas
Pierre Dimitri Patsouris Emmanuel
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
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1650034A priority Critical patent/FR3046406B1/fr
Publication of FR3046406A1 publication Critical patent/FR3046406A1/fr
Application granted granted Critical
Publication of FR3046406B1 publication Critical patent/FR3046406B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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
    • 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
    • F04D29/322—Blade mountings
    • F04D29/323—Blade mountings adjustable
    • 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
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2270/00—Control
    • F05D2270/60—Control system actuates means
    • F05D2270/64—Hydraulic actuators
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1650034A 2016-01-05 2016-01-05 Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur Active FR3046406B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1650034A FR3046406B1 (fr) 2016-01-05 2016-01-05 Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1650034 2016-01-05
FR1650034A FR3046406B1 (fr) 2016-01-05 2016-01-05 Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur

Publications (2)

Publication Number Publication Date
FR3046406A1 FR3046406A1 (fr) 2017-07-07
FR3046406B1 true FR3046406B1 (fr) 2018-02-09

Family

ID=55650512

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1650034A Active FR3046406B1 (fr) 2016-01-05 2016-01-05 Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur

Country Status (1)

Country Link
FR (1) FR3046406B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3098789B1 (fr) 2019-07-15 2024-02-09 Safran Aircraft Engines Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2421514A (en) * 1943-08-19 1947-06-03 Gen Motors Corp Dual rotation propeller
GB2022534B (en) * 1978-04-20 1982-06-30 Dowty Rotol Ltd Bladed rotors
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
FR2978122B1 (fr) * 2011-07-21 2013-08-30 Snecma Dispositif d'alimentation en fluide d'un verin hydraulique pour la commande de l'orientation des pales de soufflante d'un turbopropulseur a double helice
FR3014153B1 (fr) * 2013-12-02 2015-12-18 Snecma Dispositif pour la commande hydraulique de verins

Also Published As

Publication number Publication date
FR3046406A1 (fr) 2017-07-07

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