DE69315093T2 - Ein aktiver schalldämpfer für ein kraftfahrzeug - Google Patents
Ein aktiver schalldämpfer für ein kraftfahrzeugInfo
- 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
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
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)
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)
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)
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 |
-
1992
- 1992-06-08 US US07/895,502 patent/US5233137A/en not_active Expired - Fee Related
-
1993
- 1993-05-24 WO PCT/GB1993/001065 patent/WO1993025998A1/en active IP Right Grant
- 1993-05-24 DE DE69315093T patent/DE69315093T2/de not_active Expired - Fee Related
- 1993-05-24 JP JP6501218A patent/JPH08503786A/ja not_active Withdrawn
- 1993-05-24 EP EP93910269A patent/EP0725965B1/de not_active Expired - Lifetime
Cited By (2)
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 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |