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FR3008155B1 - Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre - Google Patents

Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre

Info

Publication number
FR3008155B1
FR3008155B1 FR1356505A FR1356505A FR3008155B1 FR 3008155 B1 FR3008155 B1 FR 3008155B1 FR 1356505 A FR1356505 A FR 1356505A FR 1356505 A FR1356505 A FR 1356505A FR 3008155 B1 FR3008155 B1 FR 3008155B1
Authority
FR
France
Prior art keywords
tree
pair
drive shaft
reducer transmission
coaxial propellers
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
FR1356505A
Other languages
English (en)
Other versions
FR3008155A1 (fr
Inventor
Adrien Jacques Philippe Fabre
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 FR1356505A priority Critical patent/FR3008155B1/fr
Priority to US14/321,956 priority patent/US9039567B2/en
Priority to GB1411897.0A priority patent/GB2518487B/en
Publication of FR3008155A1 publication Critical patent/FR3008155A1/fr
Application granted granted Critical
Publication of FR3008155B1 publication Critical patent/FR3008155B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D35/00—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions
    • B64D35/04—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D35/00—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions
    • B64D35/04—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors
    • B64D35/06—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions characterised by the transmission driving a plurality of propellers or rotors the propellers or rotors being counter-rotating
    • 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
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/06—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages
    • F02C3/067—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor the compressor comprising only axial stages having counter-rotating rotors
    • 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
    • F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
    • F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
    • F02C3/107—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor with two or more rotors connected by power transmission
    • 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
    • F02C7/06—Arrangements of bearings; Lubricating
    • 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
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H1/46—Systems consisting of a plurality of gear trains each with orbital gears, i.e. systems having three or more central gears
    • 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
    • F16H37/00—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00
    • F16H37/02—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings
    • F16H37/06—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts
    • F16H37/08—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing
    • F16H37/0806—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts
    • F16H37/0813—Combinations of mechanical gearings, not provided for in groups F16H1/00 - F16H35/00 comprising essentially only toothed or friction gearings with a plurality of driving or driven shafts; with arrangements for dividing torque between two or more intermediate shafts with differential gearing with a plurality of driving or driven shafts with only one input shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D27/00—Arrangement or mounting of power plants in aircraft; Aircraft characterised by the type or position of power plants
    • B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
    • 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
    • F05D2240/00—Components
    • F05D2240/40—Use of a multiplicity of similar components
    • 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
    • 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)
  • Retarders (AREA)
FR1356505A 2013-07-03 2013-07-03 Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre Active FR3008155B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1356505A FR3008155B1 (fr) 2013-07-03 2013-07-03 Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre
US14/321,956 US9039567B2 (en) 2013-07-03 2014-07-02 Device with multiple reduction gear transmission between a drive shaft and a pair of propellers coaxial with this shaft
GB1411897.0A GB2518487B (en) 2013-07-03 2014-07-03 Device with multiple reduction gear transmission between a drive shaft and a pair of propellers coaxial with this shaft

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1356505A FR3008155B1 (fr) 2013-07-03 2013-07-03 Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre

Publications (2)

Publication Number Publication Date
FR3008155A1 FR3008155A1 (fr) 2015-01-09
FR3008155B1 true FR3008155B1 (fr) 2016-10-07

Family

ID=49151192

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1356505A Active FR3008155B1 (fr) 2013-07-03 2013-07-03 Transmission a reducteurs multiples entre un arbre d'entrainement et une paire d'helices coaxiales a cet arbre

Country Status (3)

Country Link
US (1) US9039567B2 (fr)
FR (1) FR3008155B1 (fr)
GB (1) GB2518487B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2996592B1 (fr) 2012-10-10 2014-12-19 Snecma Helice comportant une ecope dynamique mobile
US10669946B2 (en) * 2015-06-05 2020-06-02 Raytheon Technologies Corporation Geared architecture for a gas turbine engine
US10677158B2 (en) 2015-12-29 2020-06-09 General Electric Company Method and system for in-line distributed propulsion
US10723470B2 (en) * 2017-06-12 2020-07-28 Raytheon Technologies Corporation Aft fan counter-rotating turbine engine
US10663036B2 (en) * 2017-06-13 2020-05-26 General Electric Company Gas turbine engine with rotating reversing compound gearbox
US11015533B2 (en) 2018-12-17 2021-05-25 Raytheon Technologies Corporation Fan and low pressure compressor geared to low speed spool of gas turbine engine
US11725590B2 (en) 2020-10-22 2023-08-15 General Electric Company Turbomachine and gear assembly
CN114542294B (zh) * 2022-02-16 2024-06-18 中国航发沈阳发动机研究所 一种高马赫数涡轮发动机中央传动系统总体结构
US12292005B2 (en) * 2022-08-12 2025-05-06 Rtx Corporation Aircraft propulsion system geartrain
US20250109712A1 (en) * 2023-09-29 2025-04-03 Rtx Corporation Selective power distribution for an aircraft propulsion system
US12331683B2 (en) * 2023-09-29 2025-06-17 Rtx Corporation Bearing arrangement for turbine engine geartrain
US12188551B1 (en) 2023-09-29 2025-01-07 Rtx Corporation Reduced clearance interface between a fluid device and a rotating structure for a geartrain
US12292107B2 (en) 2023-09-29 2025-05-06 Rtx Corporation Fluid damper for turbine engine geartrain assembly
US12135076B1 (en) 2023-09-29 2024-11-05 Rtx Corporation Fluid device(s) for supporting rotating structure(s) of a turbine engine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR847990A (fr) * 1937-12-24 1939-10-19 Piaggio & C Spa Perfectionnements aux dispositifs de transmission du mouvement à deux hélices tournant en sens inverse
BE479552A (fr) * 1939-03-07 1948-01-31
US2583872A (en) * 1947-08-02 1952-01-29 United Aircraft Corp Gas turbine power plant, including planetary gearing between a compressor, turbine, and power consumer
US2981063A (en) * 1957-06-17 1961-04-25 Wickman Axel Charles Variable speed power transmission mechanisms
GB964566A (en) * 1961-08-17 1964-07-22 Volvo Ab Improvements in or relating to gas turbine power plants
DE102005018140A1 (de) * 2005-04-20 2006-11-02 Mtu Aero Engines Gmbh Turboproptriebwerk
FR2943035B1 (fr) * 2009-03-11 2012-09-28 Snecma Dispositif d'entrainement d'une paire d'helices contrarotives par un train epycycloidal
FR2950381B1 (fr) * 2009-09-18 2011-10-28 Snecma Turbomachine a helices non carenees contrarotatives
FR2979121B1 (fr) * 2011-08-18 2013-09-06 Snecma Dispositif de transmission mecanique pour l'entrainement en rotation des helices contrarotatives d'un turbopropulseur a double helice.

Also Published As

Publication number Publication date
FR3008155A1 (fr) 2015-01-09
GB2518487A (en) 2015-03-25
GB201411897D0 (en) 2014-08-20
US20150011354A1 (en) 2015-01-08
GB2518487B (en) 2020-04-22
US9039567B2 (en) 2015-05-26

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