IT1042131B - Deflettore per la riduzione del la propagazione del rumore nel condotto di immissione di un mo tore a turbina a gas - Google Patents

Deflettore per la riduzione del la propagazione del rumore nel condotto di immissione di un mo tore a turbina a gas

Info

Publication number
IT1042131B
IT1042131B IT2668275A IT2668275A IT1042131B IT 1042131 B IT1042131 B IT 1042131B IT 2668275 A IT2668275 A IT 2668275A IT 2668275 A IT2668275 A IT 2668275A IT 1042131 B IT1042131 B IT 1042131B
Authority
IT
Italy
Prior art keywords
inleting
deflector
conduct
reduction
gas turbine
Prior art date
Application number
IT2668275A
Other languages
English (en)
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Application granted granted Critical
Publication of IT1042131B publication Critical patent/IT1042131B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT 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
    • B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • 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
    • F02C7/04—Air intakes for gas-turbine plants or jet-propulsion plants
    • F02C7/045—Air intakes for gas-turbine plants or jet-propulsion plants having provisions for noise suppression
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT 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
    • B64D33/02—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0266—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants
    • B64D2033/0286—Arrangements in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes specially adapted for particular type of power plants for turbofan engines
    • 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
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T137/00—Fluid handling
    • Y10T137/0536—Highspeed fluid intake means [e.g., jet engine intake]

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
IT2668275A 1974-09-06 1975-08-28 Deflettore per la riduzione del la propagazione del rumore nel condotto di immissione di un mo tore a turbina a gas IT1042131B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/503,751 US3946830A (en) 1974-09-06 1974-09-06 Inlet noise deflector

Publications (1)

Publication Number Publication Date
IT1042131B true IT1042131B (it) 1980-01-30

Family

ID=24003360

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2668275A IT1042131B (it) 1974-09-06 1975-08-28 Deflettore per la riduzione del la propagazione del rumore nel condotto di immissione di un mo tore a turbina a gas

Country Status (6)

Country Link
US (1) US3946830A (it)
JP (1) JPS5854247B2 (it)
DE (1) DE2539362C2 (it)
FR (1) FR2284035A1 (it)
GB (1) GB1499574A (it)
IT (1) IT1042131B (it)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2242236B (en) * 1990-03-09 1994-10-26 Sidney Patrick Taylor Improvements in and relating to apparatus for use with aircraft jet engines
US5058617A (en) * 1990-07-23 1991-10-22 General Electric Company Nacelle inlet for an aircraft gas turbine engine
CA2072417A1 (en) * 1991-08-28 1993-03-01 David E. Yates Aircraft engine nacelle having circular arc profile
FR2680831A1 (fr) * 1991-08-28 1993-03-05 Gen Electric Procede pour etablir le profil de l'entree de la nacelle d'un moteur a turbine a gaz d'avion et entree de nacelle ainsi que nacelle obtenues a l'aide de ce procede.
DE4335872A1 (de) * 1993-10-21 1995-04-27 Rheinhold & Mahla Ag Vorrichtung zur Abschwächung von Ansaugwirbeln an Turbinentriebwerken
US5702231A (en) 1996-08-09 1997-12-30 The Boeing Company Apparatus and method for reducing noise emissions from a gas turbine engine inlet
US5979593A (en) * 1997-01-13 1999-11-09 Hersh Acoustical Engineering, Inc. Hybrid mode-scattering/sound-absorbing segmented liner system and method
US5915403A (en) * 1998-04-14 1999-06-29 The Boeing Company Biplanar scarfed nacelle inlet
KR100306339B1 (ko) * 1999-02-05 2001-09-13 이옥노 내연기관용 소음기
FR2831922B1 (fr) 2001-11-02 2004-04-30 Airbus France Entree d'air pour nacelle de moteur a reaction d'avion commercial
FR2896771B1 (fr) 2006-01-27 2008-04-25 Snecma Sa Entree d'air de turboreacteur a double flux
DE102007019762A1 (de) 2007-04-25 2008-10-30 Eads Deutschland Gmbh Schallschutzvorrichtung für ein Strahltriebwerk oder eine Turbine
FR2938504B1 (fr) * 2008-11-14 2010-12-10 Snecma Entree d'air d'un moteur d'avion a helices propulsives non carenees
DE102011056826B4 (de) 2011-12-21 2014-06-26 Eads Deutschland Gmbh Schallschutzvorrichtung und damit versehenes Triebwerk und Verfahren zur Bereitstellung
US9932933B2 (en) 2012-12-20 2018-04-03 United Technologies Corporation Low pressure ratio fan engine having a dimensional relationship between inlet and fan size
US9920653B2 (en) * 2012-12-20 2018-03-20 United Technologies Corporation Low pressure ratio fan engine having a dimensional relationship between inlet and fan size
US11480104B2 (en) 2013-03-04 2022-10-25 Raytheon Technologies Corporation Gas turbine engine inlet
FR3004494B1 (fr) * 2013-04-15 2018-01-19 Safran Nacelles Tuyere pour turbopropulseur d’aeronef a soufflante non carenee
FR3039209B1 (fr) * 2015-07-23 2017-07-14 Snecma Manche d’entree d’air pour un turbopropulseur d’aeronef
US10040560B2 (en) * 2015-09-30 2018-08-07 The Boeing Company Trailing edge core compartment vent for an aircraft engine
US10260417B2 (en) 2015-12-22 2019-04-16 General Electric Company Air intake turboprop assemblies
US10385868B2 (en) * 2016-07-05 2019-08-20 General Electric Company Strut assembly for an aircraft engine
FR3068735B1 (fr) * 2017-07-06 2019-07-26 Safran Aircraft Engines Turboreacteur a faible bruit de soufflante
GB201809822D0 (en) 2018-06-15 2018-08-01 Rolls Royce Plc Gas turbine engine

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2970431A (en) * 1959-01-02 1961-02-07 Curtiss Wright Corp Rotating inlet for jet engines
US3027710A (en) * 1960-10-10 1962-04-03 Stephen P Maytner Methods and apparatus for suppressing jet noise
US3545464A (en) * 1967-04-06 1970-12-08 Rolls Royce Air intake duct for a gas turbine engine

Also Published As

Publication number Publication date
DE2539362C2 (de) 1984-05-17
US3946830A (en) 1976-03-30
GB1499574A (en) 1978-02-01
FR2284035A1 (fr) 1976-04-02
JPS5153111A (it) 1976-05-11
DE2539362A1 (de) 1976-03-18
FR2284035B1 (it) 1980-01-25
JPS5854247B2 (ja) 1983-12-03

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