FR3087250B1 - Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication - Google Patents

Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication Download PDF

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Publication number
FR3087250B1
FR3087250B1 FR1859411A FR1859411A FR3087250B1 FR 3087250 B1 FR3087250 B1 FR 3087250B1 FR 1859411 A FR1859411 A FR 1859411A FR 1859411 A FR1859411 A FR 1859411A FR 3087250 B1 FR3087250 B1 FR 3087250B1
Authority
FR
France
Prior art keywords
flat jet
fuel
fuel injector
monobloc
aircraft turbomachine
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
FR1859411A
Other languages
English (en)
Other versions
FR3087250A1 (fr
Inventor
Denis Luc Alain Chanteloup
Guillaume Gerard Joel Mauries
Yannick Larrode
Christophe Laurent
Thomas Jean Olivier Lederlin
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 Helicopter Engines SAS
Original Assignee
Safran Helicopter 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 Helicopter Engines SAS filed Critical Safran Helicopter Engines SAS
Priority to FR1859411A priority Critical patent/FR3087250B1/fr
Publication of FR3087250A1 publication Critical patent/FR3087250A1/fr
Application granted granted Critical
Publication of FR3087250B1 publication Critical patent/FR3087250B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
    • F23R3/28—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply
    • F23R3/283—Attaching or cooling of fuel injecting means including supports for fuel injectors, stems, or lances
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
    • F23D11/106—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour medium and fuel meeting at the burner outlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/10—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour
    • F23D11/12—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour characterised by the shape or arrangement of the outlets from the nozzle
    • F23D11/14—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space the spraying being induced by a gaseous medium, e.g. water vapour characterised by the shape or arrangement of the outlets from the nozzle with a single outlet, e.g. slit
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D11/00—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space
    • F23D11/36—Details, e.g. burner cooling means, noise reduction means
    • F23D11/38—Nozzles; Cleaning devices therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
    • F23R2900/00—Special features of, or arrangements for continuous combustion chambers; Combustion processes therefor
    • F23R2900/00018—Manufacturing combustion chamber liners or subparts

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

Injecteur de carburant (110) à jet plat pour une turbomachine d'aéronef, comprenant un corps (112) de forme générale allongée présentant un axe d'allongement A, ledit corps comportant une première extrémité longitudinale d'alimentation en carburant et une seconde extrémité longitudinale (116) d'éjection d'un jet plat de carburant, ladite seconde extrémité comportant une portion tubulaire (118) de forme générale allongée présentant un axe d'allongement B sensiblement perpendiculairement audit axe d'allongement A, ladite portion tubulaire ayant ses deux extrémités longitudinales ouvertes configurées pour former respectivement deux entrées de flux de carburant distincts destinés à se rencontrer sensiblement au milieu de ladite portion tubulaire qui comporte au moins une fente (124) d'éjection dudit jet de carburant, ledit corps comprenant en outre au moins un canal longitudinal interne (146) de passage d'air, caractérisé en ce que ledit corps est formé d'une seule pièce.
FR1859411A 2018-10-11 2018-10-11 Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication Active FR3087250B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1859411A FR3087250B1 (fr) 2018-10-11 2018-10-11 Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1859411A FR3087250B1 (fr) 2018-10-11 2018-10-11 Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication

Publications (2)

Publication Number Publication Date
FR3087250A1 FR3087250A1 (fr) 2020-04-17
FR3087250B1 true FR3087250B1 (fr) 2020-09-25

Family

ID=65494340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1859411A Active FR3087250B1 (fr) 2018-10-11 2018-10-11 Injecteur de carburant monobloc a jet plat pour une turbomachine d'aeronef et son procede de fabrication

Country Status (1)

Country Link
FR (1) FR3087250B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1269213A (en) * 1968-07-09 1972-04-06 Lucas Industries Ltd Liquid spray nozzles
GB1269215A (en) * 1968-07-09 1972-04-06 Lucas Industries Ltd Liquid sprayers
FR2971039B1 (fr) 2011-02-02 2013-01-11 Turbomeca Injecteur de chambre de combustion de turbine a gaz a double circuit de carburant et chambre de combustion equipee d'au moins un tel injecteur
FR3013805B1 (fr) 2013-11-26 2018-01-26 Safran Helicopter Engines Ensemble de combustion a acces facilite des cannes de prevaporisation.
DE102017200106A1 (de) * 2017-01-05 2018-07-05 Siemens Aktiengesellschaft Brennerspitze mit einem Luftkanalsystem und einem Brennstoffkanalsystem für einen Brenner und Verfahren zu deren Herstellung
US20180231253A1 (en) * 2017-02-16 2018-08-16 General Electric Company Object with tear-shaped suspension for annular bodies

Also Published As

Publication number Publication date
FR3087250A1 (fr) 2020-04-17

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