FR3027995B1 - Conduit integrant un dispositif d'attenuation acoustique - Google Patents
Conduit integrant un dispositif d'attenuation acoustique Download PDFInfo
- Publication number
- FR3027995B1 FR3027995B1 FR1460688A FR1460688A FR3027995B1 FR 3027995 B1 FR3027995 B1 FR 3027995B1 FR 1460688 A FR1460688 A FR 1460688A FR 1460688 A FR1460688 A FR 1460688A FR 3027995 B1 FR3027995 B1 FR 3027995B1
- Authority
- FR
- France
- Prior art keywords
- attenuation device
- acoustical attenuation
- integrating
- duct
- duct integrating
- 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.)
- Active
Links
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
-
- 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
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- 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
- F01N1/026—Annular resonance chambers arranged concentrically to an exhaust passage and communicating with it, e.g. via at least one opening in the exhaust passage
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- 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
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Duct Arrangements (AREA)
- Exhaust Silencers (AREA)
- Pipe Accessories (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1460688A FR3027995B1 (fr) | 2014-11-05 | 2014-11-05 | Conduit integrant un dispositif d'attenuation acoustique |
PCT/FR2015/052959 WO2016071623A1 (fr) | 2014-11-05 | 2015-11-03 | Conduit intégrant un dispositif d'atténuation acoustique |
DE112015005030.2T DE112015005030T5 (de) | 2014-11-05 | 2015-11-03 | Leitung mit integrierter Schalldämpfungsvorrichtung |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1460688 | 2014-11-05 | ||
FR1460688A FR3027995B1 (fr) | 2014-11-05 | 2014-11-05 | Conduit integrant un dispositif d'attenuation acoustique |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3027995A1 FR3027995A1 (fr) | 2016-05-06 |
FR3027995B1 true FR3027995B1 (fr) | 2018-06-15 |
Family
ID=52130467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1460688A Active FR3027995B1 (fr) | 2014-11-05 | 2014-11-05 | Conduit integrant un dispositif d'attenuation acoustique |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE112015005030T5 (fr) |
FR (1) | FR3027995B1 (fr) |
WO (1) | WO2016071623A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11402123B2 (en) * | 2017-06-28 | 2022-08-02 | 3M Innovative Properties Company | Microperforated conduit |
US11639676B2 (en) * | 2019-06-17 | 2023-05-02 | Tenneco Automotive Operating Company Inc. | Vehicle exhaust system |
US11608762B2 (en) * | 2019-06-17 | 2023-03-21 | Tenneco Automotive Operating Company Inc. | Vehicle exhaust system |
US11808186B2 (en) | 2021-05-12 | 2023-11-07 | Tenneco Automotive Operating Company Inc. | Surface component for vehicle exhaust system |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2166417A (en) * | 1938-07-01 | 1939-07-18 | Burgess Battery Co | Silencer |
US2189424A (en) * | 1938-08-31 | 1940-02-06 | Burgess Battery Co | Surge filter for pulsating gases |
JPS6121484A (ja) * | 1984-05-21 | 1986-01-30 | Nippon Kousou Kk | スクリ−ンバルブおよび抵抗附与装置 |
FR2788833B1 (fr) | 1999-01-22 | 2001-03-16 | Mecaplast Sam | Dispositif de diminution de bruit d'air, procede de fabrication et utilisations d'un tel dispositif |
DE19903165A1 (de) | 1999-01-27 | 2000-08-03 | Mann & Hummel Filter | Ansaugvorrichtung mit einem Durchbrüche aufweisenden Leitungsabschnitt |
GB2364352A (en) | 2000-07-03 | 2002-01-23 | Draftex Ind Ltd | Noise reduction in air conduits; making perforated conduits |
FR2840847B1 (fr) | 2002-06-13 | 2004-10-22 | Mark Iv Systemes Moteurs Sa | Procede de fabrication d'un tuyau muni d'au moins un attenuateur et tuyau resultant |
FR2864199B1 (fr) | 2003-12-23 | 2006-02-24 | Mark Iv Systemes Moteurs Sa | Conduit a attenuateurs acoustiques integres et son procede fabrication |
JP4715379B2 (ja) | 2005-08-08 | 2011-07-06 | マツダ株式会社 | 吸気ダクトの製造方法 |
US7584821B2 (en) * | 2007-01-23 | 2009-09-08 | Gm Global Technology Operations, Inc. | Adjustable helmholtz resonator |
US8316813B2 (en) * | 2009-03-05 | 2012-11-27 | GM Global Technology Operations LLC | Engine assembly having variable intake air tuning device and tuning method |
US8528692B2 (en) * | 2010-06-08 | 2013-09-10 | Inoac Corporation | Air intake duct |
-
2014
- 2014-11-05 FR FR1460688A patent/FR3027995B1/fr active Active
-
2015
- 2015-11-03 DE DE112015005030.2T patent/DE112015005030T5/de active Pending
- 2015-11-03 WO PCT/FR2015/052959 patent/WO2016071623A1/fr active Application Filing
Also Published As
Publication number | Publication date |
---|---|
WO2016071623A1 (fr) | 2016-05-12 |
DE112015005030T5 (de) | 2017-08-24 |
FR3027995A1 (fr) | 2016-05-06 |
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