DE69315093T2 - Ein aktiver schalldämpfer für ein kraftfahrzeug - Google Patents

Ein aktiver schalldämpfer für ein kraftfahrzeug

Info

Publication number
DE69315093T2
DE69315093T2 DE69315093T DE69315093T DE69315093T2 DE 69315093 T2 DE69315093 T2 DE 69315093T2 DE 69315093 T DE69315093 T DE 69315093T DE 69315093 T DE69315093 T DE 69315093T DE 69315093 T2 DE69315093 T2 DE 69315093T2
Authority
DE
Germany
Prior art keywords
motor vehicle
active muffler
muffler
active
vehicle
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.)
Expired - Fee Related
Application number
DE69315093T
Other languages
English (en)
Other versions
DE69315093D1 (de
Inventor
Earl R Geddes
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.)
Ford Werke GmbH
Original Assignee
Ford Werke GmbH
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 Ford Werke GmbH filed Critical Ford Werke GmbH
Application granted granted Critical
Publication of DE69315093D1 publication Critical patent/DE69315093D1/de
Publication of DE69315093T2 publication Critical patent/DE69315093T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/16—Selection of particular materials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
    • F01N1/065—Silencing apparatus characterised by method of silencing by using interference effect by using an active noise source, e.g. speakers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N1/00—Silencing apparatus characterised by method of silencing
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • F01N1/22—Silencing apparatus characterised by method of silencing by using movable parts the parts being resilient walls
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17861—Methods, e.g. algorithms; Devices using additional means for damping sound, e.g. using sound absorbing panels
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1787—General system configurations
    • G10K11/17879—General system configurations using both a reference signal and an error signal
    • G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/112—Ducts
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/10—Applications
    • G10K2210/128—Vehicles
    • G10K2210/1282—Automobiles
    • G10K2210/12822—Exhaust pipes or mufflers
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/301—Computational
    • G10K2210/3045—Multiple acoustic inputs, single acoustic output
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
    • G10K2210/30—Means
    • G10K2210/321—Physical
    • G10K2210/3227—Resonators
    • G10K2210/32272—Helmholtz resonators

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Exhaust Silencers (AREA)
DE69315093T 1992-06-08 1993-05-24 Ein aktiver schalldämpfer für ein kraftfahrzeug Expired - Fee Related DE69315093T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/895,502 US5233137A (en) 1990-04-25 1992-06-08 Protective anc loudspeaker membrane
PCT/GB1993/001065 WO1993025998A1 (en) 1992-06-08 1993-05-24 An active noise cancellation muffler for a motor vehicle

Publications (2)

Publication Number Publication Date
DE69315093D1 DE69315093D1 (de) 1997-12-11
DE69315093T2 true DE69315093T2 (de) 1998-02-26

Family

ID=25404596

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69315093T Expired - Fee Related DE69315093T2 (de) 1992-06-08 1993-05-24 Ein aktiver schalldämpfer für ein kraftfahrzeug

Country Status (5)

Country Link
US (1) US5233137A (de)
EP (1) EP0725965B1 (de)
JP (1) JPH08503786A (de)
DE (1) DE69315093T2 (de)
WO (1) WO1993025998A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005019459B3 (de) * 2005-04-25 2006-07-13 Benteler Automobiltechnik Gmbh Aktiver Ansaugschalldämpfer
DE102011000412A1 (de) * 2011-01-31 2012-08-02 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Kolbenmotor

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5319165A (en) * 1990-04-25 1994-06-07 Ford Motor Company Dual bandpass secondary source
US5323466A (en) * 1990-04-25 1994-06-21 Ford Motor Company Tandem transducer magnet structure
US5619020A (en) * 1991-08-29 1997-04-08 Noise Cancellation Technologies, Inc. Muffler
US5455396A (en) * 1993-03-25 1995-10-03 Jbl Incorporated Temperature/environment-resistant transducer suspension
US5513266A (en) * 1994-04-29 1996-04-30 Digisonix, Inc. Integral active and passive silencer
US5541373A (en) * 1994-09-06 1996-07-30 Digisonix, Inc. Active exhaust silencer
ATE225552T1 (de) * 1995-07-20 2002-10-15 Harman Audio Electronic Sys Anordnung zur auslöschung von schallwellen
ES2162292T3 (es) * 1996-05-14 2001-12-16 Fraunhofer Ges Forschung Amortiguador de ruido reactivo.
US5848168A (en) * 1996-11-04 1998-12-08 Tenneco Automotive Inc. Active noise conditioning system
DE19861018C2 (de) 1998-12-15 2001-06-13 Fraunhofer Ges Forschung Gesteuerter akustischer Wellenleiter zur Schalldämpfung
US6732510B2 (en) 2002-02-06 2004-05-11 Arvin Technologies, Inc. Exhaust processor with variable tuning system
DE102004040421A1 (de) * 2004-08-19 2006-03-09 J. Eberspächer GmbH & Co. KG Aktiver Abgasschalldämpfer
DE102006010558A1 (de) * 2006-03-06 2007-09-13 J. Eberspächer GmbH & Co. KG Aktiver Schalldämpfer für eine Abgasanlage
CA2640015A1 (en) 2006-05-03 2007-11-15 Sabertec L.L.C. Impact diesel particulate filter
DE102006042224B3 (de) * 2006-09-06 2008-01-17 J. Eberspächer GmbH & Co. KG Aktiver Schalldämpfer für eine Abgasanlage
DE102008018085A1 (de) 2008-04-09 2009-10-15 J. Eberspächer GmbH & Co. KG Aktiver Schalldämpfer
DE102009049280B4 (de) 2009-10-13 2016-10-06 Eberspächer Exhaust Technology GmbH & Co. KG Aktiver Schalldämpfer
DE102011018459A1 (de) 2011-04-21 2012-10-25 J. Eberspächer GmbH & Co. KG Übertragungsstreckenkompensator
DE202012012724U1 (de) 2011-06-01 2013-09-11 Eberspächer Exhaust Technology GmbH & Co. KG Antischall-System für Abgasanlagen
DE102011106647A1 (de) 2011-07-05 2013-01-10 J. Eberspächer GmbH & Co. KG Antischall-system für abgasanlagen und verfahren zum steuern desselben
DE102011084567C5 (de) * 2011-10-14 2019-08-14 Eberspächer Exhaust Technology GmbH & Co. KG Aktiver Schalldämpfer
DE102011117495B4 (de) 2011-11-02 2014-08-21 Eberspächer Exhaust Technology GmbH & Co. KG Überlastungsschutz für Lautsprecher in Abgasanlagen
US9386366B2 (en) 2011-12-02 2016-07-05 Eberspächer Exhaust Technology GmbH & Co. KG Active design of exhaust sounds
DE102012201725B4 (de) * 2012-02-06 2016-02-25 Eberspächer Exhaust Technology GmbH & Co. KG Aktiver Schalldämpfer
DE102012109872B4 (de) 2012-10-16 2015-08-27 Eberspächer Exhaust Technology GmbH & Co. KG Lautsprecher mit verbesserter thermischer Belastbarkeit
DE102013104307A1 (de) 2013-04-26 2014-10-30 Eberspächer Exhaust Technology GmbH & Co. KG System zur Beeinflussung von Abgasgeräuschen und/oder Ansauggeräuschen und/oder Motorgeräuschen
EP2797075B1 (de) 2013-04-26 2018-09-12 Eberspächer Exhaust Technology GmbH & Co. KG System zur Beeinflussung von Abgasgeräuschen, Motorgeräuschen und/oder Ansauggeräuschen
DE102013104810A1 (de) 2013-05-08 2014-11-13 Eberspächer Exhaust Technology GmbH & Co. KG Schallerzeuger für ein antischall-system zur beeinflussung von abgasgeräuschen und/oder ansauggeräuschen eines kraftfahrzeugs
DE102013010609B4 (de) 2013-06-25 2023-07-27 Purem GmbH System zur Beeinflussung von Abgasgeräuschen in einer mehrflutigen Abgasanlage und Kraftfahrzeug
DE102013011937B3 (de) * 2013-07-17 2014-10-09 Eberspächer Exhaust Technology GmbH & Co. KG Schallerzeuger für ein Antischall-System zur Beeinflussung von Abgasgeräuschen und/oder Ansauggeräuschen eines Kraftfahrzeugs
US9121321B2 (en) 2013-12-31 2015-09-01 Rufus Larry Terrell Exhaust system passive noise cancellation assembly and method
EP2915967B1 (de) 2014-03-04 2017-08-02 Eberspächer Exhaust Technology GmbH & Co. KG Aktives Design von Auspuffgeräuschen
DE102015119191A1 (de) 2015-11-06 2017-05-11 Eberspächer Exhaust Technology GmbH & Co. KG Schallerzeuger zur Befestigung an einem Fahrzeug zur Beeinflussung von Geräuschen des Fahrzeugs
TWI567292B (zh) * 2016-03-16 2017-01-21 中原大學 具消除噪音與調整噪音頻率功能的排氣裝置
US11011151B2 (en) 2017-09-27 2021-05-18 Harman Becker Automotive Systems Gmbh Loudspeaker arrangement
US10812896B2 (en) * 2019-03-21 2020-10-20 Facebook Technologies, Llc High compliance microspeakers for vibration mitigation in a personal audio device
US11401847B2 (en) 2019-09-09 2022-08-02 Ford Global Technologies, Llc Methods and systems for an exhaust tuning valve

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1969704A (en) * 1932-06-03 1934-08-07 D Alton Andre Acoustic device
NL39326C (de) * 1933-04-26
GB1577322A (en) * 1976-05-13 1980-10-22 Bearcroft R Active attenuation of recurring vibrations
US4473906A (en) * 1980-12-05 1984-09-25 Lord Corporation Active acoustic attenuator
US4480333A (en) * 1981-04-15 1984-10-30 National Research Development Corporation Method and apparatus for active sound control
ZA825676B (en) * 1981-08-11 1983-06-29 Sound Attenuators Ltd Method and apparatus for low frequency active attennuation
DE3209617C2 (de) * 1982-03-17 1985-10-10 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Geräuscharme Turboarbeitsmaschine
US4549631A (en) * 1983-10-24 1985-10-29 Bose Corporation Multiple porting loudspeaker systems
GB2160742B (en) * 1984-06-21 1988-02-03 Nat Res Dev Damping for directional sound cancellation
US4677677A (en) * 1985-09-19 1987-06-30 Nelson Industries Inc. Active sound attenuation system with on-line adaptive feedback cancellation
JPS62164400A (ja) * 1986-01-14 1987-07-21 Hitachi Plant Eng & Constr Co Ltd 電子消音システム
US4677676A (en) * 1986-02-11 1987-06-30 Nelson Industries, Inc. Active attenuation system with on-line modeling of speaker, error path and feedback pack
GB8603678D0 (en) * 1986-02-14 1986-03-19 Gen Electric Co Plc Active noise control
GB8610744D0 (en) * 1986-05-01 1986-06-04 Plessey Co Plc Adaptive disturbance suppression
US4736431A (en) * 1986-10-23 1988-04-05 Nelson Industries, Inc. Active attenuation system with increased dynamic range
US4805733A (en) * 1987-07-07 1989-02-21 Nippondenso Co., Ltd. Active silencer
US4815139A (en) * 1988-03-16 1989-03-21 Nelson Industries, Inc. Active acoustic attenuation system for higher order mode non-uniform sound field in a duct
JPH01266195A (ja) * 1988-04-19 1989-10-24 Bridgestone Corp 電気粘性液体
US4837834A (en) * 1988-05-04 1989-06-06 Nelson Industries, Inc. Active acoustic attenuation system with differential filtering
US4878188A (en) * 1988-08-30 1989-10-31 Noise Cancellation Tech Selective active cancellation system for repetitive phenomena
US5073282A (en) * 1989-04-21 1991-12-17 Hercules Incorporated Electrorheological fluids
US5119902A (en) * 1990-04-25 1992-06-09 Ford Motor Company Active muffler transducer arrangement
GB9118779D0 (en) * 1991-08-29 1991-10-16 Active Noise & Vibration Tech Muffler

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005019459B3 (de) * 2005-04-25 2006-07-13 Benteler Automobiltechnik Gmbh Aktiver Ansaugschalldämpfer
DE102011000412A1 (de) * 2011-01-31 2012-08-02 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Kolbenmotor

Also Published As

Publication number Publication date
JPH08503786A (ja) 1996-04-23
WO1993025998A1 (en) 1993-12-23
EP0725965A1 (de) 1996-08-14
US5233137A (en) 1993-08-03
DE69315093D1 (de) 1997-12-11
EP0725965B1 (de) 1997-11-05

Similar Documents

Publication Publication Date Title
DE69315093D1 (de) Ein aktiver schalldämpfer für ein kraftfahrzeug
DE69301831D1 (de) Armaturenbrett für ein kraftfahrzeug
DE69301923D1 (de) Querteil für ein armaturenbrett für ein kraftfahrzeug
DE69519506T2 (de) Navigationsanlage für ein Kraftfahrzeug
DE69311890D1 (de) Fahrgestell für ein fahrzeug
DE69330567D1 (de) Gerät für rauschkompensation für ein kraftfahrzeug
DE69420939T2 (de) Generator Motor für Fahrzeuge
DE59600908D1 (de) Sicherheitsanordnung für ein kraftfahrzeug
DE59409716D1 (de) Diebstahlschutzsystem für ein Kraftfahrzeug
DE69311592D1 (de) Aufhängungssystem für ein Kraftfahrzeug
DE59305609D1 (de) Tür für ein Kraftfahrzeug
DE59305957D1 (de) Einrichtung für ein Fahrzeug
DE4396724D2 (de) Grundeinheit für ein Kraftfahrzeug
DE69801472T2 (de) Abgasanlage für einen Kraftfahrzeugmotor
DE59609557D1 (de) Heckklappe für ein Kraftfahrzeug
DE59205108D1 (de) Felge für ein Kraftfahrzeug
DE29501002U1 (de) Auspuffanlage für Kraftfahrzeuge
DE29512152U1 (de) Anhänger für ein Kraftfahrzeug
DE69513922T2 (de) Auspuffbremssystem für ein Motorfahrzeug
DE9400393U1 (de) Anhängervorrichtung für ein Kraftfahrzeug
DE59606072D1 (de) Karosseriemodul für ein Kraftfahrzeug
DE59306255D1 (de) Scheinwerfer-Leuchten-Einheit für Kraftfahrzeuge
DE69604646T2 (de) Koffertyp-accesoire für motorfahrzeuge
DE59608057D1 (de) Stossfänger für ein Kraftfahrzeug
DE59610759D1 (de) Aktives Schallabsorptionssystem für ein Kraftfahrzeug

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee