NO326773B1 - Fremgangsmate og anordning for lydreduksjon i et transportsystem for et gassformig medium og anvendelse av anordningen i et avgassystem for skip - Google Patents
Fremgangsmate og anordning for lydreduksjon i et transportsystem for et gassformig medium og anvendelse av anordningen i et avgassystem for skip Download PDFInfo
- Publication number
- NO326773B1 NO326773B1 NO19993047A NO993047A NO326773B1 NO 326773 B1 NO326773 B1 NO 326773B1 NO 19993047 A NO19993047 A NO 19993047A NO 993047 A NO993047 A NO 993047A NO 326773 B1 NO326773 B1 NO 326773B1
- Authority
- NO
- Norway
- Prior art keywords
- attenuator
- reactive
- sound
- length
- reflection
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 11
- 230000009467 reduction Effects 0.000 title claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 25
- 239000007789 gas Substances 0.000 description 46
- 230000000694 effects Effects 0.000 description 19
- 239000000463 material Substances 0.000 description 12
- 238000002474 experimental method Methods 0.000 description 8
- 239000011241 protective layer Substances 0.000 description 7
- 230000002745 absorbent Effects 0.000 description 4
- 239000002250 absorbent Substances 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000009833 condensation Methods 0.000 description 4
- 230000005494 condensation Effects 0.000 description 4
- 230000007423 decrease Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000011358 absorbing material Substances 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 3
- 239000003779 heat-resistant material Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- 229910001220 stainless steel Inorganic materials 0.000 description 3
- 239000010935 stainless steel Substances 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 150000003464 sulfur compounds Chemical class 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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
- F01N13/004—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 specially adapted for marine propulsion, i.e. for receiving simultaneously engine exhaust gases and engine cooling water
-
- 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
- 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
- F01N1/04—Silencing apparatus characterised by method of silencing by using resonance having sound-absorbing materials in resonance 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
- 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
- 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
- F01N13/02—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 having two or more separate silencers in series
-
- 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
-
- 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
- F01N2490/20—Chambers being formed inside the exhaust pipe without enlargement of the cross section of the pipe, e.g. resonance 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
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/02—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for marine vessels or naval applications
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Exhaust Silencers (AREA)
- Lenses (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Pipe Accessories (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE9604664A SE9604664L (sv) | 1996-12-19 | 1996-12-19 | Anordning och förfarande för ljudminskning i ett transportsystem för gasformigt medium samt användning av anordningen vid ett avgassystem för fartyg |
| PCT/SE1997/002143 WO1998027321A1 (en) | 1996-12-19 | 1997-12-18 | A device and a method for sound reduction in a transport system for gaseous medium and use of the device in an exhaust system for ships |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO993047D0 NO993047D0 (no) | 1999-06-21 |
| NO993047L NO993047L (no) | 1999-08-05 |
| NO326773B1 true NO326773B1 (no) | 2009-02-16 |
Family
ID=20405031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO19993047A NO326773B1 (no) | 1996-12-19 | 1999-06-21 | Fremgangsmate og anordning for lydreduksjon i et transportsystem for et gassformig medium og anvendelse av anordningen i et avgassystem for skip |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6167984B1 (es) |
| EP (1) | EP0958449B1 (es) |
| KR (1) | KR100501990B1 (es) |
| CN (1) | CN1097143C (es) |
| AT (1) | ATE246311T1 (es) |
| AU (1) | AU5503998A (es) |
| DE (1) | DE69723870T2 (es) |
| ES (1) | ES2205271T3 (es) |
| NO (1) | NO326773B1 (es) |
| SE (1) | SE9604664L (es) |
| WO (1) | WO1998027321A1 (es) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6558137B2 (en) * | 2000-12-01 | 2003-05-06 | Tecumseh Products Company | Reciprocating piston compressor having improved noise attenuation |
| FR2824383B1 (fr) * | 2001-05-04 | 2007-05-11 | Mecaplast Sa | Dispositif d'attenuation du niveau sonore d'un circuit de fluide gazeux |
| GB2381834B (en) * | 2001-09-07 | 2004-08-25 | Avon Polymer Prod Ltd | Noise and vibration suppressors |
| DE10222227B4 (de) * | 2002-05-16 | 2006-07-06 | Bernhardt, Gerold | Betondecke und Verwendung derselben zum Temperieren von Gebäuden, sowie als Geschoßdecke, Gebäudedecke oder als Bodenplatte |
| SE526680C2 (sv) * | 2003-12-31 | 2005-10-25 | Abb Ab | Förfarande för reduktion av buller i en högeffektförbränningsmotor |
| US7131287B2 (en) * | 2004-09-07 | 2006-11-07 | Lennox Manufacturing Inc. | Air conditioning system with vibration dampening device |
| US20060124385A1 (en) * | 2004-12-10 | 2006-06-15 | Ingersoll-Rand Company | Modular pressure pulsation dampener |
| WO2007101412A1 (de) * | 2006-03-08 | 2007-09-13 | Woco Industrietechnik Gmbh | Schalldämpfer in modulbauweise , sowie verfahren zu dessen herstellung |
| DE102006024839A1 (de) * | 2006-05-24 | 2007-11-29 | Seleon Gmbh | Fördereinheit und Förderverfahren |
| WO2014076355A1 (en) | 2012-11-15 | 2014-05-22 | Wärtsilä Finland Oy | An exhaust gas noise attenuator unit for internal combustion piston engine |
| GB2528950A (en) | 2014-08-06 | 2016-02-10 | Aaf Ltd | Sound suppression apparatus |
| DE202014009602U1 (de) * | 2014-12-03 | 2016-03-04 | GM Global Technology Operations LLC (n. d. Ges. d. Staates Delaware) | Schalldämpfer für eine Brennkraftmaschine eines Kraftfahrzeugs |
| CN108443232A (zh) * | 2017-02-16 | 2018-08-24 | 中兴通讯股份有限公司 | 一种降噪结构及机柜 |
| DE102019100741A1 (de) * | 2019-01-14 | 2020-07-16 | Faurecia Emissions Control Technologies, Germany Gmbh | Verfahren zur Herstellung eines Schalldämpfers, Schalldämpfer sowie Fahrzeug |
| DE102019100739A1 (de) * | 2019-01-14 | 2020-07-16 | Faurecia Emissions Control Technologies, Germany Gmbh | Schalldämpfer für einen Abgasstrang eines Kraftfahrzeugs sowie Verfahren zur Herstellung |
| CN112160215B (zh) * | 2020-09-16 | 2022-05-24 | 福建省铁拓机械股份有限公司 | 一种消音器及采用该消音器的沥青混合料搅拌器引风设备 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2826261A (en) | 1956-08-30 | 1958-03-11 | Oliver C Eckel | Acoustical control apparatus |
| US2855068A (en) * | 1956-12-28 | 1958-10-07 | Grand Sheet Metal Products Co | Muffler |
| US3807527A (en) * | 1973-03-14 | 1974-04-30 | Tenneco Inc | Pulse converter for exhaust system |
| US4371054A (en) * | 1978-03-16 | 1983-02-01 | Lockheed Corporation | Flow duct sound attenuator |
| DE8213227U1 (de) | 1982-05-07 | 1982-08-19 | Rheinhold & Mahla Gmbh, 6800 Mannheim | Schallmindernde waermedaemmung |
| SE450656B (sv) | 1982-05-14 | 1987-07-13 | Bahco Ventilation Ab | Ljuddempare for ventilationskanaler eller ventilationsapparater |
| DE4412517C2 (de) | 1994-04-12 | 1997-01-16 | Bbm Technik Ges Fuer Die Verwe | Ausblaseschalldämpfer |
| JP2971341B2 (ja) * | 1994-10-19 | 1999-11-02 | 本田技研工業株式会社 | 車両の排気装置 |
-
1996
- 1996-12-19 SE SE9604664A patent/SE9604664L/ not_active IP Right Cessation
-
1997
- 1997-12-18 DE DE69723870T patent/DE69723870T2/de not_active Expired - Lifetime
- 1997-12-18 KR KR10-1999-7005630A patent/KR100501990B1/ko not_active IP Right Cessation
- 1997-12-18 AT AT97951383T patent/ATE246311T1/de not_active IP Right Cessation
- 1997-12-18 WO PCT/SE1997/002143 patent/WO1998027321A1/en active IP Right Grant
- 1997-12-18 AU AU55039/98A patent/AU5503998A/en not_active Abandoned
- 1997-12-18 CN CN97181867A patent/CN1097143C/zh not_active Expired - Lifetime
- 1997-12-18 EP EP97951383A patent/EP0958449B1/en not_active Expired - Lifetime
- 1997-12-18 ES ES97951383T patent/ES2205271T3/es not_active Expired - Lifetime
- 1997-12-18 US US09/331,365 patent/US6167984B1/en not_active Expired - Lifetime
-
1999
- 1999-06-21 NO NO19993047A patent/NO326773B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP0958449B1 (en) | 2003-07-30 |
| SE506618C2 (sv) | 1998-01-19 |
| DE69723870D1 (de) | 2003-09-04 |
| SE9604664L (sv) | 1998-01-19 |
| SE9604664D0 (sv) | 1996-12-19 |
| AU5503998A (en) | 1998-07-15 |
| KR100501990B1 (ko) | 2005-07-18 |
| CN1247588A (zh) | 2000-03-15 |
| ES2205271T3 (es) | 2004-05-01 |
| KR20000062267A (ko) | 2000-10-25 |
| CN1097143C (zh) | 2002-12-25 |
| EP0958449A1 (en) | 1999-11-24 |
| ATE246311T1 (de) | 2003-08-15 |
| WO1998027321A1 (en) | 1998-06-25 |
| NO993047L (no) | 1999-08-05 |
| NO993047D0 (no) | 1999-06-21 |
| US6167984B1 (en) | 2001-01-02 |
| DE69723870T2 (de) | 2004-04-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO326773B1 (no) | Fremgangsmate og anordning for lydreduksjon i et transportsystem for et gassformig medium og anvendelse av anordningen i et avgassystem for skip | |
| US5350888A (en) | Broad band low frequency passive muffler | |
| US5365025A (en) | Low backpressure straight-through reactive and dissipative muffler | |
| DK2394033T3 (en) | Muffler helical built parts | |
| US5168132A (en) | Exhaust gas muffler | |
| SU576972A3 (ru) | Устройство дл отделени волновой энергии звуковой частоты от движущейс среды | |
| CA2498409C (en) | Compact silencer | |
| JPH0250289B2 (es) | ||
| US4924966A (en) | Muffler | |
| CN106401697B (zh) | 一种柴油发电机组用复合型消声器 | |
| US3119459A (en) | Sound attenuating gas conduit | |
| US20130048416A1 (en) | Exhaust muffler | |
| CN210829439U (zh) | 低流阻宽频带复合气路消声器 | |
| CN112610300A (zh) | 低流阻宽频带复合气路消声器 | |
| US3146851A (en) | Sound attenuating gas conduit and resonators therefor | |
| CN209457996U (zh) | 一种柴油发电机的多层消音器 | |
| CN201266868Y (zh) | 阻抗复合型消声器 | |
| US4325458A (en) | Apparatus for reducing the exhaust noise of internal combustion engines or the like | |
| KR20100027445A (ko) | 선박 기관용 소음기 | |
| JP3540443B2 (ja) | 燃焼装置における消音器 | |
| RU81769U1 (ru) | Глушитель шума выхлопа двигателя внутреннего сгорания | |
| FR2713702A1 (fr) | Silencieux pour courant gazeux. | |
| KR101215479B1 (ko) | 선박 기관용 소음기 | |
| Chichvarina et al. | Study of the combined muffler effectiveness | |
| RU68596U1 (ru) | Глушитель шума выпуска двигателя внутреннего сгорания |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |