DE69807942T2 - Schalldämpfer - Google Patents
SchalldämpferInfo
- Publication number
- DE69807942T2 DE69807942T2 DE69807942T DE69807942T DE69807942T2 DE 69807942 T2 DE69807942 T2 DE 69807942T2 DE 69807942 T DE69807942 T DE 69807942T DE 69807942 T DE69807942 T DE 69807942T DE 69807942 T2 DE69807942 T2 DE 69807942T2
- Authority
- DE
- Germany
- Prior art keywords
- silencer
- silencer elements
- diffuser
- cavities
- elements
- 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
Links
- 239000011343 solid material Substances 0.000 claims abstract description 4
- 230000003584 silencer Effects 0.000 claims description 63
- 238000013016 damping Methods 0.000 claims description 17
- 238000011144 upstream manufacturing Methods 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 8
- 239000003054 catalyst Substances 0.000 claims description 6
- 239000011358 absorbing material Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims 2
- 230000030279 gene silencing Effects 0.000 abstract 6
- 239000007789 gas Substances 0.000 description 25
- 238000010521 absorption reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 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
- 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
- F01N1/10—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling in combination with sound-absorbing materials
-
- 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
- F01N1/08—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
- F01N1/089—Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling using two or more expansion chambers 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
- F01N1/00—Silencing apparatus characterised by method of silencing
- F01N1/24—Silencing apparatus characterised by method of silencing by using sound-absorbing materials
-
- 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
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
- F01N3/2885—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices with exhaust silencers in a single housing
-
- 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/30—Tubes with restrictions, i.e. venturi or the like, e.g. for sucking air or measuring mass flow
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Silencers (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Pipe Accessories (AREA)
- Portable Nailing Machines And Staplers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK155997 | 1997-12-30 | ||
PCT/DK1998/000588 WO1999035378A1 (fr) | 1997-12-30 | 1998-12-30 | Silencieux |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69807942D1 DE69807942D1 (de) | 2002-10-17 |
DE69807942T2 true DE69807942T2 (de) | 2003-04-30 |
Family
ID=8106064
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69807942T Expired - Lifetime DE69807942T2 (de) | 1997-12-30 | 1998-12-30 | Schalldämpfer |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1060328B1 (fr) |
AT (1) | ATE224003T1 (fr) |
AU (1) | AU1869699A (fr) |
DE (1) | DE69807942T2 (fr) |
WO (1) | WO1999035378A1 (fr) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE9904504D0 (sv) * | 1999-12-09 | 1999-12-09 | Abb Ab | Anordning och förfarande vid ljuddämpning |
DE10042542A1 (de) * | 2000-08-30 | 2002-03-14 | Eberspaecher J Gmbh & Co | Abgasreinigungssystem für Kraftfahrzeuge, insbesondere Diesel-Nutzfahrzeuge |
DK200300343A (da) * | 2003-03-05 | 2004-09-06 | Chris Invest As | An exhaust system component for a combustion engine exhaust system |
NL1026879C2 (nl) * | 2004-08-19 | 2006-02-21 | Aarding Thermal Acoustics B V | Geluiddemper, profieldeel en werkwijze voor het vervaardigen van een paneel. |
GB2444274A (en) * | 2006-12-01 | 2008-06-04 | Bbt Thermotechnology Uk Ltd | Thermal acoustic baffle |
GB2487320B (en) * | 2009-03-23 | 2013-09-25 | Vortex Performance Exhausts Ltd | An improved exhaust filter |
GB2480182B (en) | 2009-03-23 | 2012-05-09 | Vortex Performance Exhausts Ltd | An improved exhaust filter |
CN104952440B (zh) * | 2015-06-30 | 2019-01-11 | 成都普创通信技术股份有限公司 | 阵列式消声器 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NO56196C (fr) * | 1933-11-21 | |||
US4105089A (en) * | 1975-11-24 | 1978-08-08 | Judd Frederick V H | Flow distributor for gas turbine silencers |
PL135373B1 (en) * | 1981-03-10 | 1985-10-31 | Inst Chemii Nieorganicznej | Piston-type silencer |
GB8307371D0 (en) * | 1983-03-17 | 1983-04-27 | Chillcotts Ltd | Exhaust silencer |
JPH0814033A (ja) * | 1994-06-24 | 1996-01-16 | Caterpillar Inc | 内燃エンジン用モジュール触媒コンバータとマフラー |
AU5333496A (en) * | 1995-04-11 | 1996-10-30 | Volund Danstoker A/S | A combined heat exchanger and silencer apparatus |
-
1998
- 1998-12-30 AU AU18696/99A patent/AU1869699A/en not_active Abandoned
- 1998-12-30 AT AT98963397T patent/ATE224003T1/de not_active IP Right Cessation
- 1998-12-30 WO PCT/DK1998/000588 patent/WO1999035378A1/fr active IP Right Grant
- 1998-12-30 EP EP98963397A patent/EP1060328B1/fr not_active Expired - Lifetime
- 1998-12-30 DE DE69807942T patent/DE69807942T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
WO1999035378A1 (fr) | 1999-07-15 |
EP1060328A1 (fr) | 2000-12-20 |
AU1869699A (en) | 1999-07-26 |
DE69807942D1 (de) | 2002-10-17 |
EP1060328B1 (fr) | 2002-09-11 |
ATE224003T1 (de) | 2002-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |