FR3046811B1 - Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant - Google Patents

Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant Download PDF

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Publication number
FR3046811B1
FR3046811B1 FR1650346A FR1650346A FR3046811B1 FR 3046811 B1 FR3046811 B1 FR 3046811B1 FR 1650346 A FR1650346 A FR 1650346A FR 1650346 A FR1650346 A FR 1650346A FR 3046811 B1 FR3046811 B1 FR 3046811B1
Authority
FR
France
Prior art keywords
daughter
cooling function
aircraft turbomachine
improved lubricant
lubricant cooling
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
FR1650346A
Other languages
English (en)
Other versions
FR3046811A1 (fr
Inventor
Cedric ZACCARDI
Mohamed-Lamine BOUTALEB
Christophe Chalaud Sebastien
Pierre Georges Lemarechal Eric
Georges Paul Papin Thierry
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 FR1650346A priority Critical patent/FR3046811B1/fr
Priority to US15/403,727 priority patent/US10378556B2/en
Priority to GB1700672.7A priority patent/GB2546422B/en
Publication of FR3046811A1 publication Critical patent/FR3046811A1/fr
Application granted granted Critical
Publication of FR3046811B1 publication Critical patent/FR3046811B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/14—Form or construction
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • 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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • 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
    • F04D29/58—Cooling; Heating; Diminishing heat transfer
    • F04D29/582—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps
    • F04D29/5853—Cooling; Heating; Diminishing heat transfer specially adapted for elastic fluid pumps heat insulation or conduction
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F01D25/20—Lubricating arrangements using lubrication pumps
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/041—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector using blades
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/14—Cooling of plants of fluids in the plant, e.g. lubricant or fuel
    • 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
    • F04D19/00—Axial-flow pumps
    • F04D19/002—Axial flow fans
    • 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
    • F04D29/06—Lubrication
    • F04D29/063—Lubrication specially adapted for elastic fluid pumps
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/0206—Heat exchangers immersed in a large body of liquid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/03—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits
    • F28D1/0308—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits the conduits being formed by paired plates touching each other
    • F28D1/035—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with plate-like or laminated conduits the conduits being formed by paired plates touching each other with U-flow or serpentine-flow inside the conduits
    • 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
    • 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
    • F05D2230/00—Manufacture
    • F05D2230/30—Manufacture with deposition of material
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/0021—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for aircrafts or cosmonautics
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
    • F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
    • F28D2021/008—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for vehicles
    • F28D2021/0089—Oil coolers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F2250/00—Arrangements for modifying the flow of the heat exchange media, e.g. flow guiding means; Particular flow patterns
    • F28F2250/02—Streamline-shaped elements
    • 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)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1650346A 2016-01-15 2016-01-15 Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant Active FR3046811B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1650346A FR3046811B1 (fr) 2016-01-15 2016-01-15 Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant
US15/403,727 US10378556B2 (en) 2016-01-15 2017-01-11 Outlet guide vane for aircraft turbine engine, presenting an improved lubricant cooling function
GB1700672.7A GB2546422B (en) 2016-01-15 2017-01-16 Outlet guide vane for aircraft turbine engine, presenting an improved lubricant cooling function

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1650346 2016-01-15
FR1650346A FR3046811B1 (fr) 2016-01-15 2016-01-15 Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant

Publications (2)

Publication Number Publication Date
FR3046811A1 FR3046811A1 (fr) 2017-07-21
FR3046811B1 true FR3046811B1 (fr) 2018-02-16

Family

ID=55361875

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1650346A Active FR3046811B1 (fr) 2016-01-15 2016-01-15 Aube directrice de sortie pour turbomachine d'aeronef, presentant une fonction amelioree de refroidissement de lubrifiant

Country Status (3)

Country Link
US (1) US10378556B2 (fr)
FR (1) FR3046811B1 (fr)
GB (1) GB2546422B (fr)

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US10196932B2 (en) * 2015-12-08 2019-02-05 General Electric Company OGV heat exchangers networked in parallel and serial flow
FR3054263B1 (fr) * 2016-07-20 2018-08-10 Safran Aircraft Engines Carter intermediaire de turbomachine d'aeronef realise d'une seule piece de fonderie avec une canalisation de lubrifiant
FR3059353B1 (fr) * 2016-11-29 2019-05-17 Safran Aircraft Engines Aube directrice de sortie pour turbomachine d'aeronef, comprenant une zone coudee de passage de lubrifiant presentant une conception amelioree
US10502068B2 (en) * 2016-12-02 2019-12-10 General Electric Company Engine with chevron pin bank
FR3071008B1 (fr) * 2017-09-11 2019-09-13 Safran Aircraft Engines Aube directrice de sortie pour turbomachine, comprenant un passage de refroidissement de lubrifiant equipe d'une matrice de conduction thermique comprimee entre les parois d'intrados et d'extrados
US11078795B2 (en) 2017-11-16 2021-08-03 General Electric Company OGV electroformed heat exchangers
FR3075256B1 (fr) 2017-12-19 2020-01-10 Safran Aircraft Engines Aube directrice de sortie pour turbomachine d'aeronef, comprenant un passage de refroidissement de lubrifiant equipe de plots perturbateurs de flux
FR3075870B1 (fr) * 2017-12-21 2021-09-17 Safran Aircraft Engines Aube fixe de turbomachine, dans un redresseur de soufflante
US10443620B2 (en) * 2018-01-02 2019-10-15 General Electric Company Heat dissipation system for electric aircraft engine
FR3081912B1 (fr) * 2018-05-29 2020-09-04 Safran Aircraft Engines Aube de turbomachine comprenant un passage interne d'ecoulement de fluide equipe d'une pluralite d'elements perturbateurs a agencement optimise
GB2574409B (en) * 2018-06-04 2023-02-08 Safran Electrical & Power Stator for a multi-phase electrical machine
GB201817153D0 (en) 2018-10-22 2018-12-05 Rolls Royce Plc Gas turbine engine
FR3093756B1 (fr) * 2019-03-15 2021-02-19 Safran Aircraft Engines redresseur de flux secondaire a Tuyère intégréE
FR3094753B1 (fr) * 2019-04-03 2021-04-30 Safran Nacelles Echangeur de chaleur surfacique pour système de refroidissement de turboréacteur pour aéronef
US11165309B2 (en) 2019-05-10 2021-11-02 Hamilton Sundstrand Corporation Motor cooling system and method
FR3096663B1 (fr) 2019-05-31 2021-06-25 Airbus Operations Sas Circuit fermé pour le refroidissement du moteur d’un groupe propulseur d’aéronef
GB2600386B (en) * 2020-10-09 2023-07-26 Rolls Royce Plc An improved turbofan gas turbine engine
FR3130876A1 (fr) * 2021-12-20 2023-06-23 Safran Aircraft Engines Aube de redresseur comportant un caloduc

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FR2631386A1 (fr) * 1988-05-11 1989-11-17 Snecma Turbomachine comportant une grille d'entree incorporant des tubes de passage d'huile
US6612808B2 (en) * 2001-11-29 2003-09-02 General Electric Company Article wall with interrupted ribbed heat transfer surface
US7377098B2 (en) * 2004-08-26 2008-05-27 United Technologies Corporation Gas turbine engine frame with an integral fluid reservoir and air/fluid heat exchanger
US8205426B2 (en) * 2006-07-31 2012-06-26 General Electric Company Method and apparatus for operating gas turbine engines
US8333552B2 (en) * 2008-06-20 2012-12-18 General Electric Company Combined acoustic absorber and heat exchanging outlet guide vanes
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FR2989110B1 (fr) * 2012-04-05 2016-09-09 Snecma Aube de stator formee par un ensemble de parties d'aube
US9314838B2 (en) * 2012-09-28 2016-04-19 Solar Turbines Incorporated Method of manufacturing a cooled turbine blade with dense cooling fin array
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BR112016003574B1 (pt) 2013-08-20 2021-10-13 Snecma Sistema de injeção de combustível, método de injeção de combustível, produto de programa de computador e mídia de armazenamento
FR3021360B1 (fr) 2014-05-21 2020-02-28 Safran Aircraft Engines Circuit d'alimentation en fluide de geometries variables et circuit d'alimentation de systeme d'injection

Also Published As

Publication number Publication date
FR3046811A1 (fr) 2017-07-21
GB2546422B (en) 2020-08-19
GB201700672D0 (en) 2017-03-01
US20170204879A1 (en) 2017-07-20
US10378556B2 (en) 2019-08-13
GB2546422A (en) 2017-07-19

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