FR3149295B1 - Module de soufflante pour une turbomachine d’aeronef - Google Patents

Module de soufflante pour une turbomachine d’aeronef

Info

Publication number
FR3149295B1
FR3149295B1 FR2305568A FR2305568A FR3149295B1 FR 3149295 B1 FR3149295 B1 FR 3149295B1 FR 2305568 A FR2305568 A FR 2305568A FR 2305568 A FR2305568 A FR 2305568A FR 3149295 B1 FR3149295 B1 FR 3149295B1
Authority
FR
France
Prior art keywords
flag
aircraft turbomachine
actuator
wind module
free
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
FR2305568A
Other languages
English (en)
Other versions
FR3149295A1 (fr
Inventor
Blaise André Michel Lapôtre
Jérôme Piaton
Paul Moreau
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 Electronics and Defense SAS
Original Assignee
Safran Electronics and Defense 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 Electronics and Defense SAS filed Critical Safran Electronics and Defense SAS
Priority to FR2305568A priority Critical patent/FR3149295B1/fr
Priority to PCT/FR2024/050690 priority patent/WO2024246467A1/fr
Publication of FR3149295A1 publication Critical patent/FR3149295A1/fr
Application granted granted Critical
Publication of FR3149295B1 publication Critical patent/FR3149295B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/48—Control of fuel supply conjointly with another control of the plant
    • F02C9/56—Control of fuel supply conjointly with another control of the plant with power transmission control
    • 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
    • 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
    • F02K3/06—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 front fan
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/02—Surge control
    • F04D27/0292—Stop safety or alarm devices, e.g. stop-and-go control; Disposition of check-valves
    • 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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • 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
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/36—Application in turbines specially adapted for the fan of turbofan engines
    • 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
    • F05D2260/79—Bearing, support or actuation arrangements therefor
    • 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
    • F05D2270/01—Purpose of the control system
    • F05D2270/09—Purpose of the control system to cope with emergencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)

Abstract

L’invention concerne un module de soufflante (3) comprenant - un système de sécurité (96) du calage des pales (30) comprenant : - au moins un dispositif de sécurité (97) comprenant un organe de sécurité mobile en translation selon l’axe longitudinal (X) et mobile entre : une première position (P1) dans laquelle le corps (54) de l’actionneur (52) est libre de se déplacer entre ses positions drapeau et de calage, et une seconde position (P2) dans laquelle le corps (54) de l’actionneur (52) est entrainé vers la position drapeau et libre de se déplacer selon une course limitée par rapport à une course définit entre les positions drapeau et de calage, - un dispositif d’entrainement (98) de l’organe de sécurité, et - un dispositif de commande (99) du dispositif d’entrainement (98). Figure d’abrégé : 2
FR2305568A 2023-06-02 2023-06-02 Module de soufflante pour une turbomachine d’aeronef Active FR3149295B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2305568A FR3149295B1 (fr) 2023-06-02 2023-06-02 Module de soufflante pour une turbomachine d’aeronef
PCT/FR2024/050690 WO2024246467A1 (fr) 2023-06-02 2024-05-30 Module de soufflante pour une turbomachine d'aeronef

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2305568A FR3149295B1 (fr) 2023-06-02 2023-06-02 Module de soufflante pour une turbomachine d’aeronef
FR2305568 2023-06-02

Publications (2)

Publication Number Publication Date
FR3149295A1 FR3149295A1 (fr) 2024-12-06
FR3149295B1 true FR3149295B1 (fr) 2026-06-05

Family

ID=87974147

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2305568A Active FR3149295B1 (fr) 2023-06-02 2023-06-02 Module de soufflante pour une turbomachine d’aeronef

Country Status (2)

Country Link
FR (1) FR3149295B1 (fr)
WO (1) WO2024246467A1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6811376B2 (en) * 2002-03-19 2004-11-02 Hamilton Sundstrand Actuation system for a controllable pitch propeller
FR2928977B1 (fr) * 2008-03-21 2010-04-09 Snecma Systeme d'helices contrarotatives disposant d'un dispositif de mise en drapeau des pales d'helices
GB201007564D0 (en) * 2010-05-06 2010-06-23 Rolls Royce Plc Back-up featherer
FR3046408B1 (fr) * 2016-01-05 2018-02-09 Safran Aircraft Engines Dispositif pour le verrouillage du pas et la mise en drapeau de pales de soufflante a orientation reglable d'une helice de turbomachine
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
FR3127532B1 (fr) * 2021-09-29 2023-10-13 Safran Aircraft Engines Module pour une turbomachine d’aeronef

Also Published As

Publication number Publication date
FR3149295A1 (fr) 2024-12-06
WO2024246467A1 (fr) 2024-12-05

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