FR3016411B1 - Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit - Google Patents

Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit Download PDF

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Publication number
FR3016411B1
FR3016411B1 FR1450210A FR1450210A FR3016411B1 FR 3016411 B1 FR3016411 B1 FR 3016411B1 FR 1450210 A FR1450210 A FR 1450210A FR 1450210 A FR1450210 A FR 1450210A FR 3016411 B1 FR3016411 B1 FR 3016411B1
Authority
FR
France
Prior art keywords
pylon
noise reduction
aircraft
reduction means
propulsive assembly
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
FR1450210A
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English (en)
Other versions
FR3016411A1 (fr
Inventor
Maxime KOENIG
Guillaume Bodard
Bruno Andre Jodet Norman
Georges Eric Henry Cyprien
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 FR1450210A priority Critical patent/FR3016411B1/fr
Publication of FR3016411A1 publication Critical patent/FR3016411A1/fr
Application granted granted Critical
Publication of FR3016411B1 publication Critical patent/FR3016411B1/fr
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
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/28—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow
    • F02K1/34—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto using fluid jets to influence the jet flow for attenuating noise
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D33/00—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/04—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of exhaust outlets or jet pipes
    • B64D33/06—Silencing exhaust or propulsion jets
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02K—JET-PROPULSION PLANTS
    • F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
    • F02K1/46—Nozzles having means for adding air to the jet or for augmenting the mixing region between the jet and the ambient air, e.g. for silencing
    • 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
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise
    • 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

Abstract

Ensemble propulsif (10, 10', 10") d'aéronef, comportant un moteur (12), une nacelle (14) entourant le moteur, et un pylône (26) de liaison du moteur à l'aéronef, ce pylône comportant deux flancs latéraux (28) s'étendant en aval d'une tuyère (22) de la nacelle, cette tuyère comportant à son extrémité aval des moyens d'éjection de gaz, caractérisé en ce que ces moyens d'éjection comprennent, de chaque côté du pylône, au moins un éjecteur (30) configuré pour éjecter un flux de gaz (32) dans une direction sensiblement parallèle au flanc latéral correspondant du pylône.
FR1450210A 2014-01-10 2014-01-10 Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit Active FR3016411B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1450210A FR3016411B1 (fr) 2014-01-10 2014-01-10 Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1450210 2014-01-10
FR1450210A FR3016411B1 (fr) 2014-01-10 2014-01-10 Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit

Publications (2)

Publication Number Publication Date
FR3016411A1 FR3016411A1 (fr) 2015-07-17
FR3016411B1 true FR3016411B1 (fr) 2019-04-19

Family

ID=50489310

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1450210A Active FR3016411B1 (fr) 2014-01-10 2014-01-10 Ensemble propulsif d'aeronef comportant des moyens de reduction de bruit

Country Status (1)

Country Link
FR (1) FR3016411B1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60329905D1 (de) * 2002-02-22 2009-12-17 Nordam Group Inc Doppelmischer-abgasdüse
JP4862961B2 (ja) * 2008-02-25 2012-01-25 株式会社Ｉｈｉ 騒音低減装置及びジェット推進システム
FR2929336B1 (fr) * 2008-03-31 2012-06-01 Airbus France Dispositif a jets plans de reduction du bruit genere par un reacteur d'aeronef
JP5446783B2 (ja) * 2009-11-27 2014-03-19 株式会社Ｉｈｉ エンジン排気ノズル及び航空機エンジン

Also Published As

Publication number Publication date
FR3016411A1 (fr) 2015-07-17

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