FR3067792B1 - Injecteur de carburant a jet plat pour une turbomachine d'aeronef et son procede de fabrication - Google Patents

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

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Publication number
FR3067792B1
FR3067792B1 FR1755477A FR1755477A FR3067792B1 FR 3067792 B1 FR3067792 B1 FR 3067792B1 FR 1755477 A FR1755477 A FR 1755477A FR 1755477 A FR1755477 A FR 1755477A FR 3067792 B1 FR3067792 B1 FR 3067792B1
Authority
FR
France
Prior art keywords
flat jet
tubular portion
fuel
fuel injector
manufacturing process
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
FR1755477A
Other languages
English (en)
Other versions
FR3067792A1 (fr
Inventor
Denis Luc Alain Chanteloup
Thomas Lederlin
Guillaume Mauries
Christophe Laurent
Lorenzo Huacan Hernandez
Yannick Larrode
Jean-Luc Andre Grimault
Xavier Parendel
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 FR1755477A priority Critical patent/FR3067792B1/fr
Publication of FR3067792A1 publication Critical patent/FR3067792A1/fr
Application granted granted Critical
Publication of FR3067792B1 publication Critical patent/FR3067792B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • F23D11/10—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
    • F23D11/24—Burners using a direct spraying action of liquid droplets or vaporised liquid into the combustion space by pressurisation of the fuel before a nozzle through which it is sprayed by a substantial pressure reduction into a space
    • 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
    • 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
    • F23R3/286—Continuous combustion chambers using liquid or gaseous fuel characterised by the fuel supply having fuel-air premixing devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2206/00—Burners for specific applications
    • F23D2206/10—Turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2212/00—Burner material specifications
    • F23D2212/20—Burner material specifications metallic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23D—BURNERS
    • F23D2213/00—Burner manufacture specifications
    • 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, caractérisé en ce que ledit corps et ladite portion tubulaire sont formés d'une seule pièce.
FR1755477A 2017-06-16 2017-06-16 Injecteur de carburant a jet plat pour une turbomachine d'aeronef et son procede de fabrication Active FR3067792B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1755477A FR3067792B1 (fr) 2017-06-16 2017-06-16 Injecteur de carburant a jet plat pour une turbomachine d'aeronef et son procede de fabrication

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1755477A FR3067792B1 (fr) 2017-06-16 2017-06-16 Injecteur de carburant a jet plat pour une turbomachine d'aeronef et son procede de fabrication
FR1755477 2017-06-16

Publications (2)

Publication Number Publication Date
FR3067792A1 FR3067792A1 (fr) 2018-12-21
FR3067792B1 true FR3067792B1 (fr) 2021-05-21

Family

ID=59521106

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1755477A Active FR3067792B1 (fr) 2017-06-16 2017-06-16 Injecteur de carburant a jet plat pour une turbomachine d'aeronef et son procede de fabrication

Country Status (1)

Country Link
FR (1) FR3067792B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3099231B1 (fr) 2019-07-24 2022-08-12 Safran Helicopter Engines Injecteur de carburant a circuit de purge pour une turbomachine d’aeronef

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1104277A (en) * 1965-12-01 1968-02-21 Lucas Industries Ltd Spray nozzles
GB1269213A (en) * 1968-07-09 1972-04-06 Lucas Industries Ltd Liquid spray nozzles
FR3013805B1 (fr) * 2013-11-26 2018-01-26 Safran Helicopter Engines Ensemble de combustion a acces facilite des cannes de prevaporisation.

Also Published As

Publication number Publication date
FR3067792A1 (fr) 2018-12-21

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