FR2856107B1 - Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement - Google Patents

Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement

Info

Publication number
FR2856107B1
FR2856107B1 FR0306942A FR0306942A FR2856107B1 FR 2856107 B1 FR2856107 B1 FR 2856107B1 FR 0306942 A FR0306942 A FR 0306942A FR 0306942 A FR0306942 A FR 0306942A FR 2856107 B1 FR2856107 B1 FR 2856107B1
Authority
FR
France
Prior art keywords
exhaust line
noise produced
attenuating noise
produced output
output
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
FR0306942A
Other languages
English (en)
Other versions
FR2856107A1 (fr
Inventor
Christian Garabedian
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.)
Faurecia Systemes dEchappement SAS
Original Assignee
Faurecia Systemes dEchappement SAS
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 Faurecia Systemes dEchappement SAS filed Critical Faurecia Systemes dEchappement SAS
Priority to FR0306942A priority Critical patent/FR2856107B1/fr
Priority to DE112004001021T priority patent/DE112004001021B4/de
Priority to US10/559,934 priority patent/US7711124B2/en
Priority to KR1020057023682A priority patent/KR100871480B1/ko
Priority to PCT/FR2004/001442 priority patent/WO2004111397A1/fr
Publication of FR2856107A1 publication Critical patent/FR2856107A1/fr
Application granted granted Critical
Publication of FR2856107B1 publication Critical patent/FR2856107B1/fr
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
    • 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
    • F01N1/06—Silencing apparatus characterised by method of silencing by using interference effect
    • 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

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)
  • Exhaust Silencers (AREA)
FR0306942A 2003-06-10 2003-06-10 Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement Expired - Fee Related FR2856107B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0306942A FR2856107B1 (fr) 2003-06-10 2003-06-10 Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement
DE112004001021T DE112004001021B4 (de) 2003-06-10 2004-06-09 Vorrichtung zur Reduzierung des Geräusches am Ende einer Auspuffleitung
US10/559,934 US7711124B2 (en) 2003-06-10 2004-06-09 Method and device for attenuating the noise generated at the outlet of an exhaust line
KR1020057023682A KR100871480B1 (ko) 2003-06-10 2004-06-09 배기 라인의 출구에 발생된 소음을 감쇠하는 방법 및 장치
PCT/FR2004/001442 WO2004111397A1 (fr) 2003-06-10 2004-06-09 Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0306942A FR2856107B1 (fr) 2003-06-10 2003-06-10 Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement

Publications (2)

Publication Number Publication Date
FR2856107A1 FR2856107A1 (fr) 2004-12-17
FR2856107B1 true FR2856107B1 (fr) 2005-09-09

Family

ID=33484304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0306942A Expired - Fee Related FR2856107B1 (fr) 2003-06-10 2003-06-10 Procede et dispositif d'attenuation du bruit produit en sortie d'une ligne d'echappement

Country Status (5)

Country Link
US (1) US7711124B2 (fr)
KR (1) KR100871480B1 (fr)
DE (1) DE112004001021B4 (fr)
FR (1) FR2856107B1 (fr)
WO (1) WO2004111397A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009032553A1 (de) * 2009-07-10 2011-01-20 J. Eberspächer GmbH & Co. KG Abgasanlage und zugehörige Verbindungsanordnung für einen Aktuator
WO2011109083A2 (fr) * 2010-03-01 2011-09-09 Zazum, Inc. Application pour appareil mobile
WO2013012312A2 (fr) * 2011-07-19 2013-01-24 Jin Hem Thong Procédé de modification d'onde et système pour celui-ci
DE102014104850A1 (de) * 2014-04-04 2015-10-08 Faurecia Emissions Control Technologies, Germany Gmbh Verfahren zur Beeinflussung des Abgasgeräusches eines Kraftfahrzeugs sowie Abgassystem für ein Kraftfahrzeug
US11208934B2 (en) 2019-02-25 2021-12-28 Cummins Emission Solutions Inc. Systems and methods for mixing exhaust gas and reductant

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1147103A (en) * 1967-02-02 1969-04-02 Shell Int Research Method for reducing noise emitted by a gas stream
ZA825676B (en) * 1981-08-11 1983-06-29 Sound Attenuators Ltd Method and apparatus for low frequency active attennuation
GB9003959D0 (en) * 1990-02-21 1990-04-18 Ross Colin F Active control of internal combustion engine performance
US5457749A (en) * 1990-04-09 1995-10-10 Noise Cancellation Technologies, Inc. Electronic muffler
US5319165A (en) * 1990-04-25 1994-06-07 Ford Motor Company Dual bandpass secondary source
US5060271A (en) * 1990-05-04 1991-10-22 Ford Motor Company Active muffler with dynamic tuning
US5414230A (en) * 1992-09-23 1995-05-09 U.S. Philips Corporation Silencer arrangement for combustion engines
US6160892A (en) * 1993-12-30 2000-12-12 Bbn Corporation Active muffler

Also Published As

Publication number Publication date
KR100871480B1 (ko) 2008-12-05
FR2856107A1 (fr) 2004-12-17
KR20060023144A (ko) 2006-03-13
DE112004001021B4 (de) 2013-01-31
DE112004001021T5 (de) 2006-06-14
WO2004111397A1 (fr) 2004-12-23
US20070071250A1 (en) 2007-03-29
US7711124B2 (en) 2010-05-04

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