FR2965251B1 - Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit - Google Patents

Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit

Info

Publication number
FR2965251B1
FR2965251B1 FR1057811A FR1057811A FR2965251B1 FR 2965251 B1 FR2965251 B1 FR 2965251B1 FR 1057811 A FR1057811 A FR 1057811A FR 1057811 A FR1057811 A FR 1057811A FR 2965251 B1 FR2965251 B1 FR 2965251B1
Authority
FR
France
Prior art keywords
turboreactor
nacelle
boom
passive noise
noise treatment
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
FR1057811A
Other languages
English (en)
Other versions
FR2965251A1 (fr
Inventor
Jacky Novi Mardjono
Daniel Bernard Dao
Jacques Michel Albert Julliard
Georges Jean Xavier Riou
Michel Paul Lucien Vernet
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
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 SNECMA SAS filed Critical SNECMA SAS
Priority to FR1057811A priority Critical patent/FR2965251B1/fr
Publication of FR2965251A1 publication Critical patent/FR2965251A1/fr
Application granted granted Critical
Publication of FR2965251B1 publication Critical patent/FR2965251B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F02C7/24—Heat or noise insulation
    • 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
    • F02K1/78—Other construction of jet pipes
    • F02K1/82—Jet pipe walls, e.g. liners
    • F02K1/827—Sound absorbing structures or liners
    • 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
    • F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
    • F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
    • F02K3/06—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with front fan
    • 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)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR1057811A 2010-09-28 2010-09-28 Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit Active FR2965251B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1057811A FR2965251B1 (fr) 2010-09-28 2010-09-28 Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1057811A FR2965251B1 (fr) 2010-09-28 2010-09-28 Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit

Publications (2)

Publication Number Publication Date
FR2965251A1 FR2965251A1 (fr) 2012-03-30
FR2965251B1 true FR2965251B1 (fr) 2013-06-28

Family

ID=43902564

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1057811A Active FR2965251B1 (fr) 2010-09-28 2010-09-28 Nacelle de turboreacteur a bras munis de panneaux de traitement acoustique passif du bruit

Country Status (1)

Country Link
FR (1) FR2965251B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108603442A (zh) * 2016-01-29 2018-09-28 赛峰飞机发动机公司 表面热交换器和声学处理

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3533486A (en) * 1968-11-08 1970-10-13 Gen Electric Jet engine silencer with retractable sound absorbing body
US3618700A (en) * 1970-06-15 1971-11-09 Boeing Co Retracted noise suppression system
US3819008A (en) * 1972-10-19 1974-06-25 Gen Electric Broad band acoustic barrier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108603442A (zh) * 2016-01-29 2018-09-28 赛峰飞机发动机公司 表面热交换器和声学处理
CN108603442B (zh) * 2016-01-29 2020-09-29 赛峰飞机发动机公司 表面热交换器和声学处理

Also Published As

Publication number Publication date
FR2965251A1 (fr) 2012-03-30

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