JP2006057553A - 内燃機関の排気装置 - Google Patents
内燃機関の排気装置 Download PDFInfo
- Publication number
- JP2006057553A JP2006057553A JP2004240963A JP2004240963A JP2006057553A JP 2006057553 A JP2006057553 A JP 2006057553A JP 2004240963 A JP2004240963 A JP 2004240963A JP 2004240963 A JP2004240963 A JP 2004240963A JP 2006057553 A JP2006057553 A JP 2006057553A
- Authority
- JP
- Japan
- Prior art keywords
- exhaust
- pipe
- muffler
- internal combustion
- combustion engine
- 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
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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
- F01N1/089—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
- F01N1/08—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 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
- 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
- F01N13/011—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 purifying devices arranged in parallel
-
- 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
- F01N2470/16—Plurality of inlet tubes, e.g. discharging into different 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
- F01N2470/00—Structure or shape of gas passages, pipes or tubes
- F01N2470/20—Dimensional characteristics of tubes, e.g. length, diameter
-
- 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
- F01N2490/02—Two or more expansion chambers in series connected by means of tubes
- F01N2490/06—Two or more expansion chambers in series connected by means of tubes the gases flowing longitudinally from inlet to outlet in opposite directions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Silencers (AREA)
Abstract
【解決手段】 排気装置100は、車両のV型エンジンの両バンクに排気マニホールド11,12が接続され、それらに、触媒コンバータ13,14を有するフロントパイプ15,16がそれぞれ接続されている。それらの排気下流側には、マフラ20が設けられており、その排気下流側に、リアパイプ30が接続されている。フロントパイプ15は、その後方端15dがリアパイプ30に形成された貫通孔Hの近傍に位置するように配され、また、フロントパイプ15のバンクからマフラ20までの管路長L1は、フロントパイプ16のその管路長L2よりも短くされている。
【選択図】 図1
Description
L1<L2 …(1)、
L3<L4 …(2)、
で表される関係を満たすように設けられている。
L4=L41+L42+L43 …(3)、
L41:マフラ20内におけるパイプ16aの管路長、
L42:マフラ20内におけるパイプ16bの管路長、
L43:パイプ16a,16b間の距離、
で表される長さを示す。
Claims (2)
- 内燃機関に設けられた二つのバンクと、該二つのバンクのそれぞれに接続された第1及び第2の排気管と、該第1及び第2の排気管の排気下流側に接続された単一のマフラと、該マフラの排気下流側に接続された第3の排気管と、を有する内燃機関の排気装置であって、
前記第1の排気管は、該第1の排気管における前記バンクから前記マフラまでの管路長が、前記第2の排気管における前記バンクから前記マフラまでの管路長よりも短くなるように設けられており、且つ、該第1の排気管の後方端が前記第3の排気管における吸気口の近傍に位置するように設けられたものである、
内燃機関の排気装置。 - 前記第2の排気管の前記マフラ内における管路長が、前記第1の排気管の前記マフラ内における管路長よりも長くなるように設けられたものである、
請求項1記載の内燃機関の排気装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004240963A JP4654634B2 (ja) | 2004-08-20 | 2004-08-20 | 内燃機関の排気装置 |
US11/198,284 US7416052B2 (en) | 2004-08-20 | 2005-08-08 | Exhaust system of internal combustion engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004240963A JP4654634B2 (ja) | 2004-08-20 | 2004-08-20 | 内燃機関の排気装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006057553A true JP2006057553A (ja) | 2006-03-02 |
JP4654634B2 JP4654634B2 (ja) | 2011-03-23 |
Family
ID=35908612
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004240963A Expired - Fee Related JP4654634B2 (ja) | 2004-08-20 | 2004-08-20 | 内燃機関の排気装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US7416052B2 (ja) |
JP (1) | JP4654634B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10161287B2 (en) | 2016-06-20 | 2018-12-25 | Hyundai Motor Company | Exhaust pipe structure having variable confluence portion |
WO2021076398A1 (en) * | 2019-10-18 | 2021-04-22 | Tenneco Automotive Operating Company Inc. | Muffler |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10346479A1 (de) * | 2003-10-02 | 2005-05-12 | Bayerische Motoren Werke Ag | Abgasanlage für eine Brennkraftmaschine |
JP4127292B2 (ja) * | 2006-05-18 | 2008-07-30 | トヨタ自動車株式会社 | マフラ |
DE202007012019U1 (de) * | 2007-08-28 | 2008-02-21 | Penzkofer, Klaus | Abgassystem für Kraftfahrzeuge mit Verbrennungsmotoren |
DE102009032215A1 (de) * | 2009-07-06 | 2011-01-27 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Abgasanlage einer Brennkraftmaschine |
KR101164152B1 (ko) * | 2009-09-03 | 2012-07-11 | 현대자동차주식회사 | 자동차의 소음기 장치 |
US8191676B2 (en) * | 2010-11-04 | 2012-06-05 | Ford Global Technologies, Llc | Resonator for a dual-flow exhaust system |
JP5758156B2 (ja) * | 2011-03-11 | 2015-08-05 | 本田技研工業株式会社 | 内燃機関の排気装置 |
CN102953785A (zh) * | 2012-10-08 | 2013-03-06 | 上海狮虎能源科技发展有限公司 | 变频发电机组的外接式消音器 |
US9375543B2 (en) * | 2013-03-15 | 2016-06-28 | Human Design Medical, Llc | Systems and methods for providing low-noise positive airway pressure |
WO2014145812A1 (en) * | 2013-03-15 | 2014-09-18 | Human Design Medical, Llc | Portable positive airway pressure apparatus and method for attenuating the noise emitted therefrom |
US10196947B2 (en) | 2016-02-02 | 2019-02-05 | Kohler Co. | Muffler |
US10393001B2 (en) * | 2017-08-10 | 2019-08-27 | Kohler Co. | Marine exhaust system |
US11441456B2 (en) * | 2019-07-01 | 2022-09-13 | Toyota Motor North America, Inc. | Tuning a sound profile of a muffler |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62173515U (ja) * | 1986-04-24 | 1987-11-04 | ||
JPS6434432U (ja) * | 1987-08-25 | 1989-03-02 | ||
JPH04179814A (ja) * | 1990-11-13 | 1992-06-26 | Mitsubishi Automob Eng Co Ltd | デュアルモードエキゾーストシステム |
US5519994A (en) * | 1994-02-18 | 1996-05-28 | Tennessee Gas Pipeline Company | Muffler with inlet pipe equalizer |
JPH11200854A (ja) * | 1998-01-12 | 1999-07-27 | Toyota Motor Corp | 内燃機関の排気装置 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2985252A (en) * | 1955-01-20 | 1961-05-23 | Gen Motors Corp | Exhaust muffler |
US2841236A (en) * | 1955-06-10 | 1958-07-01 | Fluor Corp | Manifold type pulsation dampeners |
JP2910541B2 (ja) | 1993-12-16 | 1999-06-23 | 日産自動車株式会社 | 車両用排気チューブ支持構造 |
JP4166593B2 (ja) * | 2003-02-20 | 2008-10-15 | カルソニックカンセイ株式会社 | 消音器 |
-
2004
- 2004-08-20 JP JP2004240963A patent/JP4654634B2/ja not_active Expired - Fee Related
-
2005
- 2005-08-08 US US11/198,284 patent/US7416052B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62173515U (ja) * | 1986-04-24 | 1987-11-04 | ||
JPS6434432U (ja) * | 1987-08-25 | 1989-03-02 | ||
JPH04179814A (ja) * | 1990-11-13 | 1992-06-26 | Mitsubishi Automob Eng Co Ltd | デュアルモードエキゾーストシステム |
US5519994A (en) * | 1994-02-18 | 1996-05-28 | Tennessee Gas Pipeline Company | Muffler with inlet pipe equalizer |
JPH11200854A (ja) * | 1998-01-12 | 1999-07-27 | Toyota Motor Corp | 内燃機関の排気装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10161287B2 (en) | 2016-06-20 | 2018-12-25 | Hyundai Motor Company | Exhaust pipe structure having variable confluence portion |
WO2021076398A1 (en) * | 2019-10-18 | 2021-04-22 | Tenneco Automotive Operating Company Inc. | Muffler |
US11421569B2 (en) | 2019-10-18 | 2022-08-23 | Tenneco Automotive Operating Company Inc. | Muffler |
Also Published As
Publication number | Publication date |
---|---|
US7416052B2 (en) | 2008-08-26 |
JP4654634B2 (ja) | 2011-03-23 |
US20060037814A1 (en) | 2006-02-23 |
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