FR3017414B1 - DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION - Google Patents

DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION Download PDF

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Publication number
FR3017414B1
FR3017414B1 FR1451067A FR1451067A FR3017414B1 FR 3017414 B1 FR3017414 B1 FR 3017414B1 FR 1451067 A FR1451067 A FR 1451067A FR 1451067 A FR1451067 A FR 1451067A FR 3017414 B1 FR3017414 B1 FR 3017414B1
Authority
FR
France
Prior art keywords
fuel system
pilot
flow
distribution
circuit
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
FR1451067A
Other languages
French (fr)
Other versions
FR3017414A1 (en
Inventor
Sebastien CHALAUD
Clement Bernard
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
Safran Aircraft Engines SAS
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 Safran Aircraft Engines SAS, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1451067A priority Critical patent/FR3017414B1/en
Publication of FR3017414A1 publication Critical patent/FR3017414A1/en
Application granted granted Critical
Publication of FR3017414B1 publication Critical patent/FR3017414B1/en
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
    • F02C7/22—Fuel supply systems
    • F02C7/228—Dividing fuel between various burners
    • 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
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/26—Control of fuel supply
    • F02C9/32—Control of fuel supply characterised by throttling of fuel
    • F02C9/34—Joint control of separate flows to main and auxiliary burners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23K—FEEDING FUEL TO COMBUSTION APPARATUS
    • F23K5/00—Feeding or distributing other fuel to combustion apparatus
    • F23K5/02—Liquid fuel
    • F23K5/14—Details thereof
    • F23K5/147—Valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23N—REGULATING OR CONTROLLING COMBUSTION
    • F23N2241/00—Applications
    • F23N2241/20—Gas turbines
    • 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)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)

Abstract

L'invention concerne système carburant (1) comprenant : - un circuit pilote (10), - un circuit principal (20), et - une valve de division de débit (6), adaptée pour réguler le débit du carburant dans le circuit pilote (9a) et dans le circuit principal (9b), comprenant un tiroir (34) mobile entre une première configuration, dans laquelle la canalisation principale (24) est obturée et la canalisation pilote (14) est passante, et une deuxième configuration dans laquelle à la fois la canalisation principale (24) et la canalisation pilote (14) sont passantes, le système carburant (1) étant caractérisé en ce que la valve de division de débit (6) est configurée pour ajuster une section d'admission (Sp) de la canalisation pilote (14).The invention relates to a fuel system (1) comprising: - a pilot circuit (10), - a main circuit (20), and - a flow divider valve (6) adapted to regulate the fuel flow in the pilot circuit (9a) and in the main circuit (9b), comprising a slide (34) movable between a first configuration, in which the main pipe (24) is closed and the pilot pipe (14) is passing, and a second configuration in which both the main line (24) and the pilot line (14) are passing, the fuel system (1) being characterized in that the rate dividing valve (6) is configured to adjust an intake section (Sp). ) of the pilot line (14).

FR1451067A 2014-02-12 2014-02-12 DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION Active FR3017414B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1451067A FR3017414B1 (en) 2014-02-12 2014-02-12 DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1451067A FR3017414B1 (en) 2014-02-12 2014-02-12 DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION
FR1451067 2014-02-12

Publications (2)

Publication Number Publication Date
FR3017414A1 FR3017414A1 (en) 2015-08-14
FR3017414B1 true FR3017414B1 (en) 2019-01-25

Family

ID=50549138

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1451067A Active FR3017414B1 (en) 2014-02-12 2014-02-12 DISTRIBUTION OF FLOW IN A FUEL SYSTEM WITH MULTIPOINT INJECTION

Country Status (1)

Country Link
FR (1) FR3017414B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3055664B1 (en) * 2016-09-02 2020-05-01 Safran Power Units FUEL DOSING UNIT FOR A TURBOMACHINE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790239A (en) * 1971-11-01 1973-02-15 Gen Electric VORTEX VALVE FUEL DISTRIBUTION SYSTEM FOR GAS TURBINE ENGINES
SE409355B (en) * 1976-10-20 1979-08-13 Stal Laval Turbin Ab CONTROL VALVE TO CONNECT A NUMBER OF CONSUMER SETS TO A COMMON FEED
JP4220558B2 (en) * 2007-04-05 2009-02-04 川崎重工業株式会社 Combustion device for gas turbine engine
GB0722669D0 (en) * 2007-11-20 2007-12-27 Goodrich Control Sys Ltd Fuel staging system
FR2987430B1 (en) * 2012-02-24 2014-02-28 Snecma FUEL INJECTOR FOR A TURBOMACHINE

Also Published As

Publication number Publication date
FR3017414A1 (en) 2015-08-14

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