FR2489881A1 - Silencieux d'echappement a resonateur incorpore, pour moteur a combustion - Google Patents

Silencieux d'echappement a resonateur incorpore, pour moteur a combustion Download PDF

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Publication number
FR2489881A1
FR2489881A1 FR8019339A FR8019339A FR2489881A1 FR 2489881 A1 FR2489881 A1 FR 2489881A1 FR 8019339 A FR8019339 A FR 8019339A FR 8019339 A FR8019339 A FR 8019339A FR 2489881 A1 FR2489881 A1 FR 2489881A1
Authority
FR
France
Prior art keywords
resonator
stage
envelope
reflection
interference
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.)
Granted
Application number
FR8019339A
Other languages
English (en)
French (fr)
Other versions
FR2489881B1 (enExample
Inventor
Jean Rauch
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.)
Automobiles Peugeot SA
Original Assignee
Automobiles Peugeot SA
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 Automobiles Peugeot SA filed Critical Automobiles Peugeot SA
Priority to FR8019339A priority Critical patent/FR2489881A1/fr
Priority to EP81401055A priority patent/EP0047678B1/fr
Priority to DE8181401055T priority patent/DE3166018D1/de
Priority to US06/299,935 priority patent/US4381832A/en
Publication of FR2489881A1 publication Critical patent/FR2489881A1/fr
Application granted granted Critical
Publication of FR2489881B1 publication Critical patent/FR2489881B1/fr
Granted 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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • F01N1/023—Helmholtz resonators
    • 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
    • F01N1/02—Silencing apparatus characterised by method of silencing by using resonance
    • 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
    • F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
    • F01N1/084—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling the exhaust gases flowing through the silencer two or more times longitudinally in opposite directions, e.g. using parallel or concentric tubes
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • 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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/15—Plurality of resonance or dead chambers
    • F01N2490/155—Plurality of resonance or dead chambers being disposed one after the other in flow direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR8019339A 1980-09-08 1980-09-08 Silencieux d'echappement a resonateur incorpore, pour moteur a combustion Granted FR2489881A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8019339A FR2489881A1 (fr) 1980-09-08 1980-09-08 Silencieux d'echappement a resonateur incorpore, pour moteur a combustion
EP81401055A EP0047678B1 (fr) 1980-09-08 1981-07-01 Silencieux d'échappement à résonateur incorporé, pour moteur à combustion
DE8181401055T DE3166018D1 (en) 1980-09-08 1981-07-01 Exhaust silencer with internal resonance chamber for combustion engines
US06/299,935 US4381832A (en) 1980-09-08 1981-09-08 Exhaust silencer having an incorporated resonator for an internal combustion engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8019339A FR2489881A1 (fr) 1980-09-08 1980-09-08 Silencieux d'echappement a resonateur incorpore, pour moteur a combustion

Publications (2)

Publication Number Publication Date
FR2489881A1 true FR2489881A1 (fr) 1982-03-12
FR2489881B1 FR2489881B1 (enExample) 1984-04-13

Family

ID=9245729

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8019339A Granted FR2489881A1 (fr) 1980-09-08 1980-09-08 Silencieux d'echappement a resonateur incorpore, pour moteur a combustion

Country Status (4)

Country Link
US (1) US4381832A (enExample)
EP (1) EP0047678B1 (enExample)
DE (1) DE3166018D1 (enExample)
FR (1) FR2489881A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3092361A1 (fr) 2019-02-05 2020-08-07 Akwel Résonateur acoustique

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3641942A1 (de) * 1986-12-09 1988-06-23 Leistritz Ag Absorptions-abgasschalldaempfer
US5162621A (en) * 1990-10-16 1992-11-10 Siemens Automotive Limited Internal sidebranch resonator
GB2253076B (en) * 1991-02-21 1994-08-03 Lotus Car Method and apparatus for attenuating acoustic vibrations in a medium
US5625172A (en) * 1995-04-18 1997-04-29 Caterpillar Inc. Engine enclosure air inlet/discharge sound attenuator
GB9522724D0 (en) * 1995-11-06 1996-01-10 Acts Ltd A noise attenuator for an induction system or an exhaust system
US7870930B2 (en) * 2005-09-02 2011-01-18 Emcon Technologies Llc Exhaust system with external helmholtz resonator and associated method
US20070125594A1 (en) * 2005-12-01 2007-06-07 Hill William E Muffler assembly with sound absorbing member
US20090000863A1 (en) * 2007-06-28 2009-01-01 Share Win Industry Co., Ltd. Exhaust pipe
KR101251728B1 (ko) * 2010-09-07 2013-04-05 현대자동차주식회사 차량용 소음기
US8191676B2 (en) 2010-11-04 2012-06-05 Ford Global Technologies, Llc Resonator for a dual-flow exhaust system
KR101407222B1 (ko) * 2012-05-11 2014-06-13 손계동 멀티 배기 타입 차량용 머플러
CN103362600A (zh) * 2013-07-25 2013-10-23 成都陵川特种工业有限责任公司 消音筒
KR101526753B1 (ko) * 2013-12-19 2015-06-05 현대자동차주식회사 차량용 소음기
DE102018124198A1 (de) 2017-10-05 2019-04-11 Tenneco Automotive Operating Company Inc. Akustisch abgestimmter Schalldämpfer
US11365658B2 (en) 2017-10-05 2022-06-21 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11199116B2 (en) 2017-12-13 2021-12-14 Tenneco Automotive Operating Company Inc. Acoustically tuned muffler
US11268429B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with inwardly turned edges
US11268430B2 (en) 2019-01-17 2022-03-08 Tenneco Automotive Operating Company Inc. Diffusion surface alloyed metal exhaust component with welded edges
US10975743B1 (en) 2020-03-13 2021-04-13 Tenneco Automotive Operating Company Inc. Vehicle exhaust component
CN111503410A (zh) * 2020-04-01 2020-08-07 西安交通大学 一种赫姆霍兹型消声器
KR102869234B1 (ko) * 2020-05-13 2025-10-10 현대자동차주식회사 차량의 배기계 소음 저감 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1263608A (fr) * 1960-07-22 1961-06-09 Sial S A Dispositif permettant d'améliorer les conditions d'écoulement d'un flux gazeux à caractère périodique
GB1037352A (en) * 1963-03-19 1966-07-27 Walker Mfg Co Improvements in or relating to sound-attenuating mufflers
US3447629A (en) * 1967-02-06 1969-06-03 Arvin Ind Inc Automotive exhaust system and muffler therefor
FR2131431A5 (enExample) * 1972-02-14 1972-11-10 Motor Condensator Walter
FR2324865A1 (fr) * 1974-11-12 1977-04-15 Peugeot & Renault Silencieux pour moteur a combustion

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1044068B (it) * 1974-11-12 1980-03-20 Renault Silenziatore per motore a combustions

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1263608A (fr) * 1960-07-22 1961-06-09 Sial S A Dispositif permettant d'améliorer les conditions d'écoulement d'un flux gazeux à caractère périodique
GB1037352A (en) * 1963-03-19 1966-07-27 Walker Mfg Co Improvements in or relating to sound-attenuating mufflers
US3447629A (en) * 1967-02-06 1969-06-03 Arvin Ind Inc Automotive exhaust system and muffler therefor
FR2131431A5 (enExample) * 1972-02-14 1972-11-10 Motor Condensator Walter
FR2324865A1 (fr) * 1974-11-12 1977-04-15 Peugeot & Renault Silencieux pour moteur a combustion

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3092361A1 (fr) 2019-02-05 2020-08-07 Akwel Résonateur acoustique
EP3693597A1 (fr) 2019-02-05 2020-08-12 Akwel Resonateur acoustique

Also Published As

Publication number Publication date
US4381832A (en) 1983-05-03
FR2489881B1 (enExample) 1984-04-13
EP0047678B1 (fr) 1984-09-12
DE3166018D1 (en) 1984-10-18
EP0047678A1 (fr) 1982-03-17

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