FR3132554B1 - Reducteur de vitesse pour une turbomachine d’aeronef - Google Patents

Reducteur de vitesse pour une turbomachine d’aeronef Download PDF

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Publication number
FR3132554B1
FR3132554B1 FR2201069A FR2201069A FR3132554B1 FR 3132554 B1 FR3132554 B1 FR 3132554B1 FR 2201069 A FR2201069 A FR 2201069A FR 2201069 A FR2201069 A FR 2201069A FR 3132554 B1 FR3132554 B1 FR 3132554B1
Authority
FR
France
Prior art keywords
cage
speed reducer
solar
aircraft turbomachine
main axis
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
FR2201069A
Other languages
English (en)
Other versions
FR3132554A1 (fr
Inventor
Patrice Julien Ptaszynski
Antoine Jacques Marie Pennacino
Boris Pierre Marcel Morelli
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 Transmission Systems SAS
Original Assignee
Safran Transmission Systems 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 Transmission Systems SAS filed Critical Safran Transmission Systems SAS
Priority to FR2201069A priority Critical patent/FR3132554B1/fr
Priority to US18/165,173 priority patent/US11933229B2/en
Publication of FR3132554A1 publication Critical patent/FR3132554A1/fr
Application granted granted Critical
Publication of FR3132554B1 publication Critical patent/FR3132554B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • 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
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • 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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/18—Lubricating arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/2809—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels
    • F16H1/2827—Toothed gearings for conveying rotary motion with gears having orbital motion with means for equalising the distribution of load on the planet-wheels by allowing limited movement of the planet carrier, e.g. relative to its shaft
    • 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
    • F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet 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
    • F05D2250/00—Geometry
    • F05D2250/70—Shape
    • F05D2250/75—Shape given by its similarity to a letter, e.g. T-shaped
    • 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
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
    • 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
    • F05D2260/98—Lubrication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H2001/289—Toothed gearings for conveying rotary motion with gears having orbital motion comprising two or more coaxial and identical sets of orbital gears, e.g. for distributing torque between the coaxial sets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479—Gears or bearings on planet carriers
    • 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)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Retarders (AREA)
  • General Details Of Gearings (AREA)
  • Friction Gearing (AREA)

Abstract

Réducteur de vitesse (10) pour une turbomachine (1) d’aéronef, ce réducteur ayant un axe principal (X) et comportant : - un porte-satellites (13) comportant une cage (120) et un porte-cage (122), - un solaire (11) situé dans la cage (120) et centré sur l’axe principal (X), - une rangée annulaire de satellites (12) disposés autour de l’axe principal (X) et du solaire (11) et engrenés avec le solaire (11), - une couronne (14) disposée autour de l’axe (X) et de la cage (120) et engrenée avec les satellites (12), la cage (120) et le porte-cage (122) étant reliés entre eux par des liaisons dont la souplesse en flexion est optimisée. Figure pour l'abrégé : Figure 10
FR2201069A 2022-02-08 2022-02-08 Reducteur de vitesse pour une turbomachine d’aeronef Active FR3132554B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR2201069A FR3132554B1 (fr) 2022-02-08 2022-02-08 Reducteur de vitesse pour une turbomachine d’aeronef
US18/165,173 US11933229B2 (en) 2022-02-08 2023-02-06 Speed reduction gear for an aircraft turbomachine

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2201069 2022-02-08
FR2201069A FR3132554B1 (fr) 2022-02-08 2022-02-08 Reducteur de vitesse pour une turbomachine d’aeronef

Publications (2)

Publication Number Publication Date
FR3132554A1 FR3132554A1 (fr) 2023-08-11
FR3132554B1 true FR3132554B1 (fr) 2024-03-22

Family

ID=81449199

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2201069A Active FR3132554B1 (fr) 2022-02-08 2022-02-08 Reducteur de vitesse pour une turbomachine d’aeronef

Country Status (2)

Country Link
US (1) US11933229B2 (fr)
FR (1) FR3132554B1 (fr)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1250861B (it) * 1991-11-12 1995-04-21 Fiat Avio Spa Riduttore di velocita' epicicloidale atto ad essere inserito nella trasmissione tra una turbina a gas ed il compressore d'aria di un motore aeronautico.
FR2853382B1 (fr) 2003-04-04 2006-04-28 Hispano Suiza Sa Systeme de liaison souple entre un porte-satellites et le support fixe dans un reducteur de vitesse
ITTO20111007A1 (it) * 2011-11-03 2013-05-04 Avio Spa Rotismo epicicloidale
FR2987416B1 (fr) 2012-02-23 2015-09-04 Snecma Dispositif de lubrification d'un reducteur epicycloidal.
CN204327938U (zh) * 2014-11-28 2015-05-13 中航商用航空发动机有限责任公司 分体式行星架
FR3041054B1 (fr) 2015-09-15 2017-09-15 Hispano-Suiza Dispositif d'alimentation en huile pour un reducteur a train epicycloidal.
FR3052213B1 (fr) 2016-06-07 2018-05-18 Safran Transmission Systems Procede d'assemblage d'un porte-satellites
FR3073915B1 (fr) * 2017-11-17 2019-10-25 Safran Transmission Systems Cage de reducteur de vitesse a train planetaire ou epicycloidal de turbomachine
FR3076336B1 (fr) * 2017-12-29 2020-09-04 Safran Trans Systems Porte-satellites pour un reducteur de vitesse a train epicycloidal
FR3084428B1 (fr) * 2018-07-26 2020-09-11 Safran Trans Systems Cage de reducteur de vitesse a train planetaire ou epicycloidal de turbomachine
FR3092884B1 (fr) * 2019-02-20 2022-12-16 Safran Trans Systems Ensemble a reducteur planetaire pour une turbomachine

Also Published As

Publication number Publication date
FR3132554A1 (fr) 2023-08-11
US20230250761A1 (en) 2023-08-10
US11933229B2 (en) 2024-03-19

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