AU2001277996A1 - High frequency excitation apparatus and method for reducing jet and cavity noise - Google Patents

High frequency excitation apparatus and method for reducing jet and cavity noise

Info

Publication number
AU2001277996A1
AU2001277996A1 AU2001277996A AU7799601A AU2001277996A1 AU 2001277996 A1 AU2001277996 A1 AU 2001277996A1 AU 2001277996 A AU2001277996 A AU 2001277996A AU 7799601 A AU7799601 A AU 7799601A AU 2001277996 A1 AU2001277996 A1 AU 2001277996A1
Authority
AU
Australia
Prior art keywords
high frequency
frequency excitation
excitation apparatus
cavity noise
reducing jet
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.)
Abandoned
Application number
AU2001277996A
Inventor
Valdis Kibens
Ganesh Raman
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.)
Boeing Co
Original Assignee
Boeing Co
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24613139&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2001277996(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boeing Co filed Critical Boeing Co
Publication of AU2001277996A1 publication Critical patent/AU2001277996A1/en
Abandoned 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
    • F02K1/28—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
    • 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
    • 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
    • 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
    • F05D2260/962—Preventing, counteracting or reducing vibration or noise by means of "anti-noise"
    • 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
    • F05D2260/99—Ignition, e.g. ignition by warming up of fuel or oxidizer in a resonant acoustic cavity
    • 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)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
AU2001277996A 2000-08-30 2001-07-24 High frequency excitation apparatus and method for reducing jet and cavity noise Abandoned AU2001277996A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09651515 2000-08-30
US09/651,515 US6375118B1 (en) 2000-08-30 2000-08-30 High frequency excitation apparatus and method for reducing jet and cavity noise
PCT/US2001/023345 WO2002018771A1 (en) 2000-08-30 2001-07-24 High frequency excitation apparatus and method for reducing jet and cavity noise

Publications (1)

Publication Number Publication Date
AU2001277996A1 true AU2001277996A1 (en) 2002-03-13

Family

ID=24613139

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001277996A Abandoned AU2001277996A1 (en) 2000-08-30 2001-07-24 High frequency excitation apparatus and method for reducing jet and cavity noise

Country Status (5)

Country Link
US (1) US6375118B1 (en)
EP (1) EP1313937B2 (en)
AU (1) AU2001277996A1 (en)
DE (1) DE60127971T3 (en)
WO (1) WO2002018771A1 (en)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7048229B2 (en) * 2000-09-26 2006-05-23 Techland Research, Inc. Low sonic boom inlet for supersonic aircraft
US6446904B1 (en) * 2001-10-05 2002-09-10 The United States Of America As Represented By The Secretary Of The Air Force Aircraft weapons bay high frequency acoustic suppression apparatus
US6571549B1 (en) * 2001-10-05 2003-06-03 The United States Of America As Represented By The Secretary Of The Air Force Jet noise suppressor
US6615857B1 (en) 2002-08-21 2003-09-09 Combustion Research And Flow Technology, Inc. Modular flow control actuator
US7308966B2 (en) * 2003-12-30 2007-12-18 General Electric Company Device for reducing jet engine exhaust noise using oscillating jets
US7484589B2 (en) * 2004-03-04 2009-02-03 The Boeing Company Apparatus and method for reducing aircraft noise and acoustic fatigue
US7213788B1 (en) * 2004-06-01 2007-05-08 Florida State University Research Foundation Microjet-based control system for cavity flows
US20090261206A1 (en) * 2005-01-21 2009-10-22 Alvi Farrukh S Method of using microjet actuators for the control of flow separation and distortion
US20060202082A1 (en) * 2005-01-21 2006-09-14 Alvi Farrukh S Microjet actuators for the control of flow separation and distortion
US20070163228A1 (en) * 2006-01-19 2007-07-19 United Technologies Corporation Gas augmented rocket engine
US7797944B2 (en) * 2006-10-20 2010-09-21 United Technologies Corporation Gas turbine engine having slim-line nacelle
US7870721B2 (en) * 2006-11-10 2011-01-18 United Technologies Corporation Gas turbine engine providing simulated boundary layer thickness increase
US7988103B2 (en) * 2007-01-19 2011-08-02 John Hopkins University Solid state supersonic flow actuator and method of use
US8408491B2 (en) * 2007-04-24 2013-04-02 United Technologies Corporation Nacelle assembly having inlet airfoil for a gas turbine engine
US8402739B2 (en) * 2007-06-28 2013-03-26 United Technologies Corporation Variable shape inlet section for a nacelle assembly of a gas turbine engine
US9004399B2 (en) 2007-11-13 2015-04-14 United Technologies Corporation Nacelle flow assembly
US8186942B2 (en) * 2007-12-14 2012-05-29 United Technologies Corporation Nacelle assembly with turbulators
US8192147B2 (en) * 2007-12-14 2012-06-05 United Technologies Corporation Nacelle assembly having inlet bleed
US8096507B2 (en) * 2008-01-29 2012-01-17 Innovative Technology Applications Methods and apparatus for optical propagation improvement system
JP5360835B2 (en) * 2008-07-28 2013-12-04 国立大学法人群馬大学 Jet noise prevention method and jet nozzle
US9404441B2 (en) * 2008-08-18 2016-08-02 Aerojet Rocketdyne Of De, Inc. Low velocity injector manifold for hypergolic rocket engine
US20100140416A1 (en) * 2008-11-03 2010-06-10 Ohanian Iii Osgar John Ducted Fans with Flow Control Synthetic Jet Actuators and Methods for Ducted Fan Force and Moment Control
DE102009057405A1 (en) * 2009-12-08 2011-06-09 Airbus Operations Gmbh Airplane with an array of flow control devices
US20120024622A1 (en) * 2010-08-02 2012-02-02 Yen Tuan Gaseous-fluid supply system for noise abatement application
US8234869B2 (en) * 2010-08-09 2012-08-07 Yen Tuan Aviation engine inlet with tangential blowing for buzz saw noise control
US8984714B2 (en) 2011-10-04 2015-03-24 Bha Altair, Llc Method and systems for acoustic cleaning
DE102012109647B4 (en) * 2012-10-10 2015-09-03 Airbus Defence and Space GmbH Aircraft with means for pulsating a gas into the exhaust nozzle
US10054048B2 (en) * 2013-07-26 2018-08-21 Lockheed Martin Corporation Suprression of shock-induced airflow separation
US10487744B2 (en) 2016-05-23 2019-11-26 United Technologies Corporation Fence for duct tone mitigation
US10787245B2 (en) 2016-06-01 2020-09-29 The Boeing Company Distributed compressor for improved integration and performance of an active fluid flow control system
US10473120B2 (en) * 2017-03-09 2019-11-12 Denso International America, Inc. Blower assembly having resonators and resonator assembly
KR20190010146A (en) * 2017-07-21 2019-01-30 현대자동차주식회사 Tire wheel and manufacturing the same
CN110513162B (en) * 2018-05-22 2022-06-14 通用电气公司 Bucket type entrance
US10947995B1 (en) * 2019-08-27 2021-03-16 Pratt & Whitney Canada Corp. Fan nose cone and dynamic tuning of aircrafts
CN111470045B (en) * 2020-04-30 2023-05-23 中国飞机强度研究所 Self-suction air entraining device for embedded weapon cabin of aircraft

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2841344A (en) * 1955-11-28 1958-07-01 Stroukoff Michael Boundary layer control
US3005310A (en) * 1956-05-01 1961-10-24 Bernard Olcott And Associates Pulse jet engine
US3693749A (en) * 1971-04-26 1972-09-26 Gen Electric Reduction of gas turbine engine noise annoyance by modulation
US3774867A (en) * 1972-06-27 1973-11-27 Us Air Force Acoustic wing stall delaying device
FR2376994A1 (en) * 1977-01-11 1978-08-04 Snecma IMPROVEMENTS TO RESONANT CAVITY DEVICES FOR THE REDUCTION OF NOISE IN A DUCT IN THE PRESENCE OF A GAS FLOW
JPS5939178B2 (en) * 1977-04-25 1984-09-21 株式会社東芝 Activated gas generator
US4280587A (en) 1979-05-08 1981-07-28 The Boeing Company Noise-suppressing jet engine nozzles and method
US5092425A (en) 1990-04-02 1992-03-03 The United States Of America As Represented By The Secretary Of The Air Force Jet noise suppressor and method
FR2685386B1 (en) * 1991-12-20 1994-03-25 Propulsion Ste Europeenne SYSTEM FOR DAMPING HIGH FREQUENCY COMBUSTION INSTABILITIES IN A COMBUSTION CHAMBER.
US5325661A (en) * 1993-04-14 1994-07-05 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Jet mixer noise suppressor using acoustic feedback
US5758823A (en) * 1995-06-12 1998-06-02 Georgia Tech Research Corporation Synthetic jet actuator and applications thereof
US5818947A (en) * 1996-11-15 1998-10-06 High Technology Corporation Reducing flow-induced resonance in a cavity
US6234751B1 (en) * 1997-06-05 2001-05-22 Mcdonnell Douglas Helicopter Co. Oscillating air jets for reducing HSI noise
EP0916817B1 (en) * 1997-11-18 2006-02-08 Faurecia Abgastechnik GmbH Active silencer

Also Published As

Publication number Publication date
EP1313937B1 (en) 2007-04-18
DE60127971T3 (en) 2014-10-16
EP1313937A1 (en) 2003-05-28
WO2002018771A1 (en) 2002-03-07
EP1313937B2 (en) 2014-06-04
DE60127971T2 (en) 2008-01-17
DE60127971D1 (en) 2007-05-31
US6375118B1 (en) 2002-04-23

Similar Documents

Publication Publication Date Title
AU2001277996A1 (en) High frequency excitation apparatus and method for reducing jet and cavity noise
GB2360900B (en) Apparatus and method for reducing noise
GB2374993B (en) Surface acoustic wave apparatus and manufacturing method therefor
AU2001286635A1 (en) Method and apparatus for transmitter noise cancellation in an rf communications system
AUPR157300A0 (en) An apparatus and method (bin03)
AU2001275979A1 (en) Compliant apparatus and method
WO2002029738A8 (en) Ticketing apparatus and method
AU2001255189A1 (en) Apparatus and method for detecting very low frequency acoustic signals
AUPR157600A0 (en) An apparatus and method (bin04)
AU2001275375A1 (en) Method and apparatus for microdermabrasion
AU2002215319A1 (en) Method and apparatus for reducing laser speckle
AU2001292554A1 (en) Apparatus having adjustable operational modes and method therefore
AUPR157400A0 (en) An apparatus and method (bin01)
AU2001278325A1 (en) Method and apparatus for formation damage removal
AU2001256933A1 (en) Apparatus and method
EP1421649A4 (en) Method and apparatus for frequency selective beam forming
AU2001269947A1 (en) Noise reduction method and apparatus
AU2001275634A1 (en) Method and apparatus for displaying sound graph
AU2001286641A1 (en) Method and apparatus for receive channel noise suppression
AU2002359806A1 (en) Apparatus and method for forming discrete hollow parts
AU2001254850A1 (en) Apparatus and method for acoustic cleaning
AU2001261538A1 (en) Method and apparatus for providing integrated corporate foundry services
AU2001284583A1 (en) Method and apparatus for reducing distortion
AU2002340285A1 (en) Apparatus and method for reducing oscillating tool-induced vibrations
AU2002227148A1 (en) Latch apparatus and method