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FR2351265A1 - Procede en vue de reduire le niveau de bruit dans un moteur a turboventilateur - Google Patents

Procede en vue de reduire le niveau de bruit dans un moteur a turboventilateur

Info

Publication number
FR2351265A1
FR2351265A1 FR7714257A FR7714257A FR2351265A1 FR 2351265 A1 FR2351265 A1 FR 2351265A1 FR 7714257 A FR7714257 A FR 7714257A FR 7714257 A FR7714257 A FR 7714257A FR 2351265 A1 FR2351265 A1 FR 2351265A1
Authority
FR
France
Prior art keywords
turbo
procedure
reducing
noise level
fan engine
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.)
Withdrawn
Application number
FR7714257A
Other languages
English (en)
Inventor
Allan Bruce Packman
Hilary Kozlowski
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.)
RTX Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2351265A1 publication Critical patent/FR2351265A1/fr
Withdrawn legal-status Critical Current

Links

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
    • F02K1/38—Introducing air inside the jet
    • F02K1/386—Introducing air inside the jet mixing devices in the jet pipe, e.g. for mixing primary and secondary flow

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)
FR7714257A 1976-05-13 1977-05-10 Procede en vue de reduire le niveau de bruit dans un moteur a turboventilateur Withdrawn FR2351265A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US68594876A 1976-05-13 1976-05-13
US68594776A 1976-05-13 1976-05-13

Publications (1)

Publication Number Publication Date
FR2351265A1 true FR2351265A1 (fr) 1977-12-09

Family

ID=27103708

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7714257A Withdrawn FR2351265A1 (fr) 1976-05-13 1977-05-10 Procede en vue de reduire le niveau de bruit dans un moteur a turboventilateur

Country Status (5)

Country Link
JP (1) JPS52137524A (fr)
DE (1) DE2720242A1 (fr)
FR (1) FR2351265A1 (fr)
GB (1) GB1553012A (fr)
IT (1) IT1085131B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438168A1 (fr) * 1978-10-03 1980-04-30 Boeing Co Melangeur d'echappement anti-bruit pour turboreacteur a double flux
CN115853677A (zh) * 2023-01-10 2023-03-28 航天科工火箭技术有限公司 一种液体火箭发动机的涡轮废气排气结构

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4226085A (en) * 1978-02-13 1980-10-07 United Technologies Corporation Unitary plug mixer and support therefor
US4592201A (en) * 1982-07-12 1986-06-03 General Electric Company Turbofan mixed flow exhaust system
KR101204891B1 (ko) 2010-07-30 2012-11-26 삼성테크윈 주식회사 터보제트 엔진 및 터보팬 엔진

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1300908A (fr) * 1961-06-29 1962-08-10 Snecma Perfectionnement aux réacteurs à double flux
FR1579526A (fr) * 1968-02-29 1969-08-29
FR2045363A5 (fr) * 1969-04-18 1971-02-26 Gen Electric
US3578106A (en) * 1969-10-15 1971-05-11 Rohr Corp Turbofan propulsion silencing apparatus
FR2285521A1 (fr) * 1974-09-19 1976-04-16 Rolls Royce Perfectionnements apportes a la reduction du bruit des turbomoteurs

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1300908A (fr) * 1961-06-29 1962-08-10 Snecma Perfectionnement aux réacteurs à double flux
FR1579526A (fr) * 1968-02-29 1969-08-29
FR2045363A5 (fr) * 1969-04-18 1971-02-26 Gen Electric
US3578106A (en) * 1969-10-15 1971-05-11 Rohr Corp Turbofan propulsion silencing apparatus
FR2285521A1 (fr) * 1974-09-19 1976-04-16 Rolls Royce Perfectionnements apportes a la reduction du bruit des turbomoteurs

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/77 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2438168A1 (fr) * 1978-10-03 1980-04-30 Boeing Co Melangeur d'echappement anti-bruit pour turboreacteur a double flux
CN115853677A (zh) * 2023-01-10 2023-03-28 航天科工火箭技术有限公司 一种液体火箭发动机的涡轮废气排气结构

Also Published As

Publication number Publication date
DE2720242A1 (de) 1977-11-24
GB1553012A (en) 1979-09-19
IT1085131B (it) 1985-05-28
JPS52137524A (en) 1977-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse