FR2743848B1 - Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile - Google Patents

Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile

Info

Publication number
FR2743848B1
FR2743848B1 FR9600806A FR9600806A FR2743848B1 FR 2743848 B1 FR2743848 B1 FR 2743848B1 FR 9600806 A FR9600806 A FR 9600806A FR 9600806 A FR9600806 A FR 9600806A FR 2743848 B1 FR2743848 B1 FR 2743848B1
Authority
FR
France
Prior art keywords
mitigation
adjustable
motor vehicle
noise emitted
circulating gases
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 - Lifetime
Application number
FR9600806A
Other languages
English (en)
Other versions
FR2743848A1 (fr
Inventor
Jean Philippe Ory
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 FR9600806A priority Critical patent/FR2743848B1/fr
Publication of FR2743848A1 publication Critical patent/FR2743848A1/fr
Application granted granted Critical
Publication of FR2743848B1 publication Critical patent/FR2743848B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • F01N1/003—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages
    • F01N1/006—Silencing apparatus characterised by method of silencing by using dead chambers communicating with gas flow passages comprising at least one perforated tube extending from inlet to outlet of the silencer
    • 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
    • F01N1/02—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
    • F01N1/16—Silencing apparatus characterised by method of silencing by using movable parts
    • 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
    • F01N1/166—Silencing apparatus characterised by method of silencing by using movable parts for changing gas flow path through the silencer or for adjusting the dimensions of a chamber or a pipe
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1216—Flow throttling or guiding by using a plurality of holes, slits, protrusions, perforations, ribs or the like; Surface structures; Turbulence generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1205—Flow throttling or guiding
    • F02M35/1222—Flow throttling or guiding by using adjustable or movable elements, e.g. valves, membranes, bellows, expanding or shrinking elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
    • F02M35/12—Intake silencers ; Sound modulation, transmission or amplification
    • F02M35/1255—Intake silencers ; Sound modulation, transmission or amplification using resonance
    • F02M35/1261—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
    • F01N2490/00—Structure, disposition or shape of gas-chambers
    • F01N2490/14—Dead or resonance chambers connected to gas flow tube by relatively short side-tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Silencers (AREA)
FR9600806A 1996-01-24 1996-01-24 Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile Expired - Lifetime FR2743848B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9600806A FR2743848B1 (fr) 1996-01-24 1996-01-24 Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9600806A FR2743848B1 (fr) 1996-01-24 1996-01-24 Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile

Publications (2)

Publication Number Publication Date
FR2743848A1 FR2743848A1 (fr) 1997-07-25
FR2743848B1 true FR2743848B1 (fr) 1998-04-10

Family

ID=9488420

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9600806A Expired - Lifetime FR2743848B1 (fr) 1996-01-24 1996-01-24 Dispositif d'attenuation reglable des bruits emis par des gaz en circulation d'un moteur de vehicule automobile

Country Status (1)

Country Link
FR (1) FR2743848B1 (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19750102A1 (de) 1997-11-12 1999-06-02 Stankiewicz Gmbh Gasdurchströmte Leitung mit Schallabsorptionswirkung
GB2364352A (en) * 2000-07-03 2002-01-23 Draftex Ind Ltd Noise reduction in air conduits; making perforated conduits
DE10243884A1 (de) * 2002-09-21 2004-04-01 Mann + Hummel Gmbh Resonatorschalldämpfer
FR2862339B1 (fr) * 2003-11-18 2007-05-11 Peugeot Citroen Automobiles Sa Dispositif de dissipation d'energie acoustique dans un moteur thermique
CN107514325B (zh) * 2017-10-17 2024-04-30 天津大创科技有限公司 一种应用于汽车进气管道的降噪装置
CN109268173B (zh) * 2018-11-14 2023-12-19 南京工程学院 一种无级可变的内燃机进气系统
CN109236514B (zh) * 2018-11-22 2020-02-28 重庆工业职业技术学院 一种自适应进气消声器
US11359555B1 (en) * 2020-10-27 2022-06-14 Brunswick Corporation Air intake plenum for attenuating sound from a marine engine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH112462A (de) * 1924-12-13 1926-01-02 Steinegger Dr Rudolf Schalldämpfer an Explosionsmotoren.
US3253676A (en) * 1962-09-10 1966-05-31 Edward W Bottum Adjustable muffler
JPS6138118A (ja) * 1984-07-30 1986-02-24 Suzuki Motor Co Ltd ２サイクルエンジンの排気装置
JPH03160152A (ja) * 1989-11-15 1991-07-10 Mitsubishi Motors Corp 内燃機関の吸気系構造
JPH03185210A (ja) * 1989-12-15 1991-08-13 Nissan Motor Co Ltd 排気消音器

Also Published As

Publication number Publication date
FR2743848A1 (fr) 1997-07-25

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