FR3098788B1 - Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant - Google Patents

Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant Download PDF

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Publication number
FR3098788B1
FR3098788B1 FR1907942A FR1907942A FR3098788B1 FR 3098788 B1 FR3098788 B1 FR 3098788B1 FR 1907942 A FR1907942 A FR 1907942A FR 1907942 A FR1907942 A FR 1907942A FR 3098788 B1 FR3098788 B1 FR 3098788B1
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FR
France
Prior art keywords
turbomachine
propeller
module
blades
pitch
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
FR1907942A
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English (en)
Other versions
FR3098788A1 (fr
Inventor
Régis Eugène Henri Servant
Clément Cottet
Thierry Georges Paul Papin
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
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 filed Critical Safran Aircraft Engines SAS
Priority to FR1907942A priority Critical patent/FR3098788B1/fr
Priority to US16/929,492 priority patent/US11428199B2/en
Publication of FR3098788A1 publication Critical patent/FR3098788A1/fr
Application granted granted Critical
Publication of FR3098788B1 publication Critical patent/FR3098788B1/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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/14—Rotors having adjustable blades
    • F03B3/145—Mechanisms for adjusting the 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
    • 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
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
    • F03B11/008—Measuring or testing arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B15/00—Controlling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/12—Blades; Blade-carrying rotors
    • F03B3/14—Rotors having adjustable blades
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/325—Application in turbines in gas turbines to drive unshrouded, high solidity propeller
    • 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
    • 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
    • F05D2270/60—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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)

Abstract

L’invention concerne un module (1) de turbomachine d’axe longitudinal (X), le module comportant : - Un carter (5-6) rotatif autour de l’axe longitudinal (X) et agencé pour porter une hélice munie d’une pluralité de pales, - Un système de changement de pas des pales de l’hélice comprenant : ° un moyen de commande, et ° un mécanisme de variation du pas des pales de l’hélice reliant ces dernières au moyen de commande, caractérisé en ce que ledit moyen de commande comprend un actionneur rotatif (15) comportant un corps de commande (15b) et un corps de référence (15a) qui est solidaire dudit carter (5) rotatif, et en ce que ledit mécanisme de variation de pas comprend une couronne de synchronisation (9) qui est entraînée en rotation autour de l’axe longitudinal (X) par ledit corps de commande (15b) et qui est guidée en rotation sur ledit carter (5-6) rotatif par des moyens de guidage (10), ladite couronne de synchronisation (9) étant reliée auxdites pales. Figure pour l'abrégé : Figure 1
FR1907942A 2019-07-15 2019-07-15 Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant Active FR3098788B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1907942A FR3098788B1 (fr) 2019-07-15 2019-07-15 Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant
US16/929,492 US11428199B2 (en) 2019-07-15 2020-07-15 Turbomachine module for a variable pitch blade propeller and turbomachine comprising it

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1907942A FR3098788B1 (fr) 2019-07-15 2019-07-15 Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant
FR1907942 2019-07-15

Publications (2)

Publication Number Publication Date
FR3098788A1 FR3098788A1 (fr) 2021-01-22
FR3098788B1 true FR3098788B1 (fr) 2024-03-15

Family

ID=67875759

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1907942A Active FR3098788B1 (fr) 2019-07-15 2019-07-15 Module de turbomachine pour une hélice à calage variable des pales et turbomachine le comportant

Country Status (2)

Country Link
US (1) US11428199B2 (fr)
FR (1) FR3098788B1 (fr)

Families Citing this family (2)

* 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
FR3139795B1 (fr) * 2022-09-15 2024-08-23 Safran Aircraft Engines Module de soufflante a pales a calage variable

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3977648A (en) * 1973-05-07 1976-08-31 Sigmon Corporation Rotary motion valve and actuator
US4882977A (en) * 1985-03-23 1989-11-28 Konan Electric Co., Ltd. Rotary actuator
US5101862A (en) * 1991-08-08 1992-04-07 Leete Barrett C Rotary actuator and valve control system
FR2937678B1 (fr) 2008-10-23 2013-11-22 Snecma Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur
FR2946010B1 (fr) * 2009-05-29 2011-06-24 Snecma Dispositif a verin fixe pour la commande des pales de soufflante d'un turbopropulseur
US8371105B2 (en) * 2010-09-30 2013-02-12 General Electric Company Hydraulic system for fan pitch change actuation of counter-rotating propellers
DE102012018397A1 (de) * 2011-09-19 2013-03-21 Ulrich Wild Drehsteller
JP5692606B2 (ja) * 2012-05-28 2015-04-01 株式会社デンソー 回転式アクチュエータ
FR2993631B1 (fr) * 2012-07-18 2015-04-10 Snecma Dispositif de raccordement en aveugle entre des alimentations fluidiques, electriques ou analogues, et un mecanisme de commande recepteur
FR2997724B1 (fr) 2012-11-06 2014-11-21 Snecma Dispositif de commande du calage des pales, et helice
FR3001264B1 (fr) * 2013-01-18 2017-03-17 Snecma Systeme pour changer le pas des pales d'une helice.
US10533436B2 (en) * 2015-11-04 2020-01-14 General Electric Company Centerline-mounted hydraulic pitch change mechanism actuator
FR3046405B1 (fr) * 2016-01-05 2018-02-09 Safran Aircraft Engines Dispositif de commande de l'orientation des pales de soufflante d'un turbopropulseur
FR3066472B1 (fr) * 2017-05-18 2020-09-18 Safran Aircraft Engines Module de turbomachine comprenant un rotor portant des pales a calage variable

Also Published As

Publication number Publication date
FR3098788A1 (fr) 2021-01-22
US11428199B2 (en) 2022-08-30
US20210017949A1 (en) 2021-01-21

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