FR3097298B1 - CANDLE INTEGRATED INTO THE FLAME HOLDER - Google Patents

CANDLE INTEGRATED INTO THE FLAME HOLDER Download PDF

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Publication number
FR3097298B1
FR3097298B1 FR1906223A FR1906223A FR3097298B1 FR 3097298 B1 FR3097298 B1 FR 3097298B1 FR 1906223 A FR1906223 A FR 1906223A FR 1906223 A FR1906223 A FR 1906223A FR 3097298 B1 FR3097298 B1 FR 3097298B1
Authority
FR
France
Prior art keywords
spark plug
flame holder
flame
integrated
turbojet
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
FR1906223A
Other languages
French (fr)
Other versions
FR3097298A1 (en
Inventor
Alain René Cayre
Laurent Bernard Cameriano
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
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 filed Critical Safran Aircraft Engines SAS
Priority to FR1906223A priority Critical patent/FR3097298B1/en
Publication of FR3097298A1 publication Critical patent/FR3097298A1/en
Application granted granted Critical
Publication of FR3097298B1 publication Critical patent/FR3097298B1/en
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
    • F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
    • F23R3/16—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration with devices inside the flame tube or the combustion chamber to influence the air or gas flow
    • F23R3/18—Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants
    • F23R3/20—Flame stabilising means, e.g. flame holders for after-burners of jet-propulsion plants incorporating fuel injection means
    • 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
    • F02C7/26—Starting; Ignition
    • F02C7/264—Ignition
    • F02C7/266—Electric
    • 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
    • F02K3/08—Plants including a gas turbine driving a compressor or a ducted fan with supplementary heating of the working fluid; Control thereof
    • F02K3/10—Plants including a gas turbine driving a compressor or a ducted fan with supplementary heating of the working fluid; Control thereof by after-burners

Abstract

Titre : Bougie intégrée au bras accroche-flame La présente invention concerne un dispositif de postcombustion (100) pour turboréacteur, configuré pour s’étendre au moins partiellement au sein d’une veine de gaz (V) d’un turboréacteur, le dispositif de postcombustion (100) comprenant :- un bras accroche-flamme (120) comprenant une gouttière (122) s’étendant selon une direction longitudinale (B) définissant une enceinte (E) ouverte vers l’aval, la gouttière (122) étant configuré pour former un obstacle dans l’écoulement de flux de gaz primaire (F1),- une bougie (170),le dispositif étant caractérisé en ce que la bougie (170) est positionnée au moins partiellement dans l’enceinte (E). Figure pour l’abrégé : Fig. 6Title: Spark plug integrated into the flame-holder arm The present invention relates to a post-combustion device (100) for a turbojet, configured to extend at least partially within a gas stream (V) of a turbojet, the device for post-combustion (100) comprising: - a flame-holder arm (120) comprising a gutter (122) extending in a longitudinal direction (B) defining an enclosure (E) open downstream, the gutter (122) being configured to form an obstacle in the flow of the primary gas stream (F1), - a spark plug (170), the device being characterized in that the spark plug (170) is positioned at least partially in the enclosure (E). Figure for the abstract: Fig. 6

FR1906223A 2019-06-12 2019-06-12 CANDLE INTEGRATED INTO THE FLAME HOLDER Active FR3097298B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1906223A FR3097298B1 (en) 2019-06-12 2019-06-12 CANDLE INTEGRATED INTO THE FLAME HOLDER

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1906223 2019-06-12
FR1906223A FR3097298B1 (en) 2019-06-12 2019-06-12 CANDLE INTEGRATED INTO THE FLAME HOLDER

Publications (2)

Publication Number Publication Date
FR3097298A1 FR3097298A1 (en) 2020-12-18
FR3097298B1 true FR3097298B1 (en) 2021-06-04

Family

ID=69104484

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1906223A Active FR3097298B1 (en) 2019-06-12 2019-06-12 CANDLE INTEGRATED INTO THE FLAME HOLDER

Country Status (1)

Country Link
FR (1) FR3097298B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3121973A1 (en) * 2021-04-19 2022-10-21 Safran Aircraft Engines DIFFUSION CONE FOR THE REAR PART OF A TURBOJET INTEGRATING A FLAME HOLDER RING AT THE TRAILING EDGE

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE795529A (en) * 1972-02-17 1973-06-18 Gen Electric IGNITER MOUNTED ON A TURBOREACTOR THRUST INCREASING DEVICE AND AIR COOLED
US5396761A (en) * 1994-04-25 1995-03-14 General Electric Company Gas turbine engine ignition flameholder with internal impingement cooling
BR9714541A (en) * 1997-12-08 2000-02-08 Volvo Aero Corp Flame support device for afterburners
FR2866675B1 (en) * 2004-02-24 2008-05-16 Snecma Moteurs METHOD FOR IMPROVING POST-COMBUSTION DEVICE IGNITION PERFORMANCE FOR DOUBLE FLOW TURBOREACTOR AND POST-COMBUSTION DEVICE WITH IMPROVED IGNITION PERFORMANCE
FR2873168B1 (en) 2004-07-16 2008-10-31 Snecma Moteurs Sa TURBOREACTOR COMPRISING A SECURED IGNITION POST-COMBUSTION CHAMBER
FR2899316B1 (en) 2006-03-30 2008-05-16 Snecma Sa ARM-FIRE ARM OF A POST-COMBUSTION CHAMBER
FR2909438B1 (en) 2006-12-04 2009-01-16 Snecma Sa HANGER-FLAME DEVICE, POST-COMBUSTION SYSTEM AND TURBOJETTER
FR2942640B1 (en) 2009-03-02 2011-05-06 Snecma POST-COMBUSTION CHAMBER FOR TURBOMACHINE
JP2013181473A (en) * 2012-03-02 2013-09-12 Ihi Corp Afterburner and aircraft engine
FR3039220B1 (en) 2015-07-24 2017-08-11 Snecma POSTCOMBUSTION DIPOSITIVE FOR TURBOREACTOR

Also Published As

Publication number Publication date
FR3097298A1 (en) 2020-12-18

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