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 gasInfo
- 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
Links
- RLQJEEJISHYWON-UHFFFAOYSA-N flonicamid Chemical compound FC(F)(F)C1=CC=NC=C1C(=O)NCC#N RLQJEEJISHYWON-UHFFFAOYSA-N 0.000 title 1
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)
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)
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)
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 |
-
1974
- 1974-09-06 US US05/503,751 patent/US3946830A/en not_active Expired - Lifetime
-
1975
- 1975-08-28 IT IT2668275A patent/IT1042131B/it active
- 1975-09-02 GB GB3610275A patent/GB1499574A/en not_active Expired
- 1975-09-04 DE DE2539362A patent/DE2539362C2/de not_active Expired
- 1975-09-05 JP JP50107148A patent/JPS5854247B2/ja not_active Expired
- 1975-09-05 FR FR7527308A patent/FR2284035A1/fr active Granted
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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