KR100900746B1 - 내연기관 배기가스 시스템의 조합형 배기가스 재처리/흡음장치 - Google Patents
내연기관 배기가스 시스템의 조합형 배기가스 재처리/흡음장치 Download PDFInfo
- Publication number
- KR100900746B1 KR100900746B1 KR1020040024448A KR20040024448A KR100900746B1 KR 100900746 B1 KR100900746 B1 KR 100900746B1 KR 1020040024448 A KR1020040024448 A KR 1020040024448A KR 20040024448 A KR20040024448 A KR 20040024448A KR 100900746 B1 KR100900746 B1 KR 100900746B1
- Authority
- KR
- South Korea
- Prior art keywords
- exhaust gas
- particle separator
- muffler
- catalytic converter
- sound absorber
- Prior art date
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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
- 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
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/007—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows comprising deodorising, fragrance releasing, therapeutic or disinfecting substances
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9404—Removing only nitrogen compounds
- B01D53/9409—Nitrogen oxides
- B01D53/9431—Processes characterised by a specific device
-
- 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
- F01N13/009—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 purifying devices arranged in series
- F01N13/0097—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 purifying devices arranged in series the purifying devices are arranged in a single housing
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47G—HOUSEHOLD OR TABLE EQUIPMENT
- A47G9/00—Bed-covers; Counterpanes; Travelling rugs; Sleeping rugs; Sleeping bags; Pillows
- A47G9/10—Pillows
- A47G2009/1018—Foam pillows
-
- 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
- F01N2230/00—Combination of silencers and other devices
- F01N2230/04—Catalytic converters
-
- 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
- F01N2470/18—Structure or shape of gas passages, pipes or tubes the axis of inlet or outlet tubes being other than the longitudinal axis of apparatus
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
Description
Claims (6)
- 흡음기가 장착되어 있고, 상기 흡음기는 전방 및 후방 벽 그리고 외벽에 의해 공간적으로 제한되며 그 내부에는 관류하는 배기가스 중의 NO2-성분을 현저히 증가시키는 하나 이상의 예비 산화 촉매변환기 및 하나 이상의 -특히 촉매적- 입자 분리기가 장착되고, 재처리될 배기가스는 유입관을 통해 흡음기 내로 유입될 수 있으며 예비 산화 촉매변환기 및 입자 분리기의 관류 후에 정화되고 간접적으로 흡음되어 다시 흡음기로부터 유출될 수 있는, 내연기관, 특히 화물 자동차 또는 버스와 같은 상용차의 디젤 엔진의 배기가스 시스템의 조합형 배기가스 재처리/흡음 장치에 있어서,- 상기 예비 산화 촉매변환기(15)의 자유 배기가스 유입면이 입자 분리기(16)의 자유 배기가스 유입면 보다 훨씬 작고,- 상기 예비 산화 촉매변환기(15)에서 애스팩트 비 AR = l/φeff는 약 0.4 내지 0.6이며,- 상기 입자 분리기(16)의 애스팩트 비 AR = l/φeff는 약 0.5 내지 1.0이고,- 상기 예비 촉매변환기(15)의 체적은 약 2.5 내지 4 리터이며, (모든) 입자 분리기(16)의 체적은 약 5.5 내지 22 리터이고, 예비 촉매변환기(15) 체적 대 입자 분리기(16) 체적의 비는 약 0.15 내지 0.55이며,- 상기 입자 분리기(16) 애스팩트 비 대 예비 촉매변환기(15) 애스팩트 비의 비율은 약 1.05 내지 2.2이고,- 최대 배기가스 체적 흐름[Nm3/h]에서 예비 산화 촉매변환기(15)에서 채널 속도(= 배기가스 체적 흐름/자유 배기 유입면)는 8 m/sec 보다 크고 입자 분리기(16)에서 채널 속도는 5 m/sec 보다 크며, 상기 최대 배기가스 체적 흐름은 허용되는 최대 압력 손실 및, 배기가스 공급 내연기관의 기능과 관련해서 허용되는 최대 배기가스 배압에 의해 제한되는 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
- 제1항에 있어서, 상기 예비 촉매변환기(15)가 각각 160 또는 200 cpsi의 다포성에서 220 x 101.5 mm 또는 200 x 101.5 mm 또는 160 cpsi의 다포성에서 180 x 101.5 mm의 직경 x 길이의 크기를 가진 원통형 형상을 가지며, 5g/1000 Nm3/h 배기가스 체적 흐름, 즉 약 1.0 내지 1.5 g/리터 체적 크기의 백금 코팅을 갖는 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
- 제1항 또는 제2항에 있어서, 상기 흡음기(10)에는 팽행 관류용의 원통형 형상을 가진 4개의 동일한 입자 분리기(16)가 배치되고, 상기 입자 분리기 각각은 200 cpsi의 다포성에서 150 x 150 mm 또는 150 x 225 mm 또는 150 x 300 mm의 직경 x 길이의 크기를 갖는 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
- 제1항 또는 제2항에 있어서, 상기 흡음기(10)에는 팽행 관류용의 원통형 형상을 가진 3개의 입자 분리기(16)가 배치되고, 상기 입자 분리기 각각은 200 cpsi의 다포성에서 150 x 150 mm의 직경 x 길이의 크기를 갖는 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
- 제1항 또는 제2항에 있어서, 상기 흡음기(10)에는 예비 촉매변환기(15)외에 원통형 형상을 가진 입자 분리기(16)가 배치되고, 상기 입자 분리기는 200 cpsi의 다포성에서 254 x 150 mm 또는 220 x 225 mm 또는 160 cpsi의 다포성에서 220 x 150 mm의 직경 x 길이의 크기를 갖는 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
- 제1항에 있어서, V-Kat(15)가 도 9의 각각의 변형예 1 내지 10에 대해 제시된 바와 같은 특징을 가진 하나 또는 다수의 PM 분리기(16)와 조합되고, 모든 변형예 1 내지 10에서 채널 속도 KG 및 변환의 값은 디젤 엔진으로부터 공급되는 배기가스의 미처리 입자가 ESC 테스트에서는 약 40 mg/KWh 크기 그리고 ETC 테스트에서는 약 50 mg/KWh 크기로 방출될 때 시험에 근거한 1200 Nm3/h의 최대 배기가스 체적 흐름을 기초로 얻어진 것을 특징으로 하는 조합형 배기가스 재처리/흡음 장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10316802.8 | 2003-04-11 | ||
DE10316802A DE10316802A1 (de) | 2003-04-11 | 2003-04-11 | Kombinierte Abgasnachbehandlungs-/Schalldämpfungsvorrichtung im Abgasstrang einer Brennkraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040089531A KR20040089531A (ko) | 2004-10-21 |
KR100900746B1 true KR100900746B1 (ko) | 2009-06-05 |
Family
ID=32981124
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020040024448A KR100900746B1 (ko) | 2003-04-11 | 2004-04-09 | 내연기관 배기가스 시스템의 조합형 배기가스 재처리/흡음장치 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6990804B2 (ko) |
EP (1) | EP1475522B1 (ko) |
JP (1) | JP4027338B2 (ko) |
KR (1) | KR100900746B1 (ko) |
CN (1) | CN100370118C (ko) |
AT (1) | ATE306609T1 (ko) |
DE (2) | DE10316802A1 (ko) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005025738A1 (de) * | 2005-06-04 | 2006-12-21 | Daimlerchrysler Ag | Abgasnachbehandlungsvorrichtung |
WO2007086781A1 (en) * | 2006-01-24 | 2007-08-02 | Volvo Lastvagnar Ab | Exhaust gas aftertreatment system |
WO2007147119A2 (en) * | 2006-06-16 | 2007-12-21 | Robert Aratari | Combustion generator enhancement device |
US7717205B2 (en) * | 2006-11-28 | 2010-05-18 | Caterpillar Inc. | Engine hood assembly enclosure with exhaust aftertreatment device integrated therein, and machine using same |
DE102008014528A1 (de) * | 2008-03-15 | 2009-09-17 | Hjs Fahrzeugtechnik Gmbh & Co. Kg | Verfahren zum Bestimmen des Beladungszustandes eines in den Abgasstrang einer Brennkraftmaschine eingeschalteten Partikelfilters sowie Einrichtung zum Reduzieren der Partikelemission einer Brennkraftmaschine |
DE102008035562A1 (de) * | 2008-07-30 | 2010-02-04 | Emitec Gesellschaft Für Emissionstechnologie Mbh | Abgasreinigungssystem für Dieselmotoren von Nutzkraftfahrzeugen |
DE102008046870A1 (de) * | 2008-09-11 | 2009-11-26 | Bombardier Transportation Gmbh | Schalldämpfung im Abgasweg eines Schienenfahrzeug-Verbrennungsmotors |
US20100186394A1 (en) * | 2009-01-26 | 2010-07-29 | Caterpillar Inc. | Exhaust gas after treatment assembly |
US20100186381A1 (en) | 2009-01-26 | 2010-07-29 | Caterpillar Inc | Exhaust system thermal enclosure |
DE102009017684B4 (de) * | 2009-04-16 | 2014-09-25 | Mtu Friedrichshafen Gmbh | Gekapselte Abgasnachbehandlungsanlage |
JP5501424B2 (ja) * | 2012-10-16 | 2014-05-21 | 株式会社小松製作所 | 排気処理ユニット |
US9790836B2 (en) | 2012-11-20 | 2017-10-17 | Tenneco Automotive Operating Company, Inc. | Loose-fill insulation exhaust gas treatment device and methods of manufacturing |
JP6087679B2 (ja) * | 2013-03-21 | 2017-03-01 | 本田技研工業株式会社 | エンジン用マフラ |
JP6252066B2 (ja) * | 2013-09-20 | 2017-12-27 | マツダ株式会社 | エンジンの排気装置 |
US20200173320A1 (en) | 2017-09-25 | 2020-06-04 | Faurecia Emissions Control Technologies, Usa, Llc | Acoustic volume in hot-end of exhaust systems |
US10941693B2 (en) | 2018-01-18 | 2021-03-09 | Faurecia Emissions Control Technologies, Usa, Llc | Vehicle frame with acoustic volume for an exhaust system |
JP6667561B2 (ja) * | 2018-01-26 | 2020-03-18 | フタバ産業株式会社 | 排気ユニット |
JP6881334B2 (ja) * | 2018-01-29 | 2021-06-02 | 株式会社豊田自動織機 | 排気ガス浄化装置 |
US11143084B2 (en) * | 2018-04-05 | 2021-10-12 | Volvo Truck Corporation | Exhaust aftertreatment system for a combustion engine |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US5285640A (en) | 1992-07-21 | 1994-02-15 | Olivo John R | Integrated post-engine emissions heater, catalytic converter and muffler |
JP2002021531A (ja) | 2000-07-12 | 2002-01-23 | Hino Motors Ltd | マフラ |
US6722124B2 (en) | 2001-06-01 | 2004-04-20 | Nelson Burgess Limited | Catalytic converter |
US6729127B2 (en) | 2000-08-30 | 2004-05-04 | J. Eberspächer GmbH & Co. KG | Exhaust cleaning system for motor vehicles, especially diesel-powered utility vehicles |
Family Cites Families (8)
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US4899540A (en) * | 1987-08-21 | 1990-02-13 | Donaldson Company, Inc. | Muffler apparatus with filter trap and method of use |
US4916897A (en) * | 1988-01-08 | 1990-04-17 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purifying apparatus built-in to a muffler for a diesel engine |
US5063736A (en) * | 1989-08-02 | 1991-11-12 | Cummins Engine Company, Inc. | Particulate filter trap load regeneration system |
CN2272489Y (zh) * | 1996-06-17 | 1998-01-14 | 浙江大学 | 柴油机尾气净化、消声器 |
DE19626980A1 (de) * | 1996-07-04 | 1998-02-26 | Roth Technik Austria | Schalldämpfer für Kraftfahrzeuge |
DE10118327A1 (de) * | 2001-04-12 | 2002-10-17 | Emitec Emissionstechnologie | Abgassystem |
DE10123360A1 (de) * | 2001-05-14 | 2002-11-21 | Man Nutzfahrzeuge Ag | Kombinierte Abgasnachbehandlungs-/Schalldämpfungsvorrichtung im Abgasstrang einer Brennkraftmaschine |
JP2002336627A (ja) | 2001-05-15 | 2002-11-26 | Mitsui & Co Ltd | 炭素粒子の減少装置 |
-
2003
- 2003-04-11 DE DE10316802A patent/DE10316802A1/de not_active Withdrawn
-
2004
- 2004-04-01 AT AT04007938T patent/ATE306609T1/de active
- 2004-04-01 EP EP04007938A patent/EP1475522B1/de not_active Expired - Lifetime
- 2004-04-01 DE DE502004000097T patent/DE502004000097D1/de not_active Expired - Lifetime
- 2004-04-09 KR KR1020040024448A patent/KR100900746B1/ko active IP Right Grant
- 2004-04-12 JP JP2004116884A patent/JP4027338B2/ja not_active Expired - Lifetime
- 2004-04-12 US US10/822,542 patent/US6990804B2/en not_active Expired - Lifetime
- 2004-04-12 CN CNB2004100346025A patent/CN100370118C/zh not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5285640A (en) | 1992-07-21 | 1994-02-15 | Olivo John R | Integrated post-engine emissions heater, catalytic converter and muffler |
JP2002021531A (ja) | 2000-07-12 | 2002-01-23 | Hino Motors Ltd | マフラ |
US6729127B2 (en) | 2000-08-30 | 2004-05-04 | J. Eberspächer GmbH & Co. KG | Exhaust cleaning system for motor vehicles, especially diesel-powered utility vehicles |
US6722124B2 (en) | 2001-06-01 | 2004-04-20 | Nelson Burgess Limited | Catalytic converter |
Also Published As
Publication number | Publication date |
---|---|
CN100370118C (zh) | 2008-02-20 |
JP4027338B2 (ja) | 2007-12-26 |
EP1475522B1 (de) | 2005-10-12 |
KR20040089531A (ko) | 2004-10-21 |
CN1536207A (zh) | 2004-10-13 |
JP2004316653A (ja) | 2004-11-11 |
ATE306609T1 (de) | 2005-10-15 |
US20040202590A1 (en) | 2004-10-14 |
US6990804B2 (en) | 2006-01-31 |
DE502004000097D1 (de) | 2006-02-23 |
EP1475522A2 (de) | 2004-11-10 |
EP1475522A3 (de) | 2004-12-01 |
DE10316802A1 (de) | 2004-10-21 |
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