DE19925671C2 - Abgasemissionsreinigungsgerät für eine Brennkraftmaschine - Google Patents
Abgasemissionsreinigungsgerät für eine BrennkraftmaschineInfo
- Publication number
- DE19925671C2 DE19925671C2 DE19925671A DE19925671A DE19925671C2 DE 19925671 C2 DE19925671 C2 DE 19925671C2 DE 19925671 A DE19925671 A DE 19925671A DE 19925671 A DE19925671 A DE 19925671A DE 19925671 C2 DE19925671 C2 DE 19925671C2
- Authority
- DE
- Germany
- Prior art keywords
- reducing agent
- internal combustion
- combustion engine
- heating
- chamber
- 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
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
- F01N3/18—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 methods of operation; Control
- F01N3/20—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 methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- 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
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/12—Adding substances to exhaust gases the substance being in solid form, e.g. pellets or powder
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
- F02B2275/14—Direct injection into combustion chamber
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B3/00—Engines characterised by air compression and subsequent fuel addition
- F02B3/06—Engines characterised by air compression and subsequent fuel addition with compression ignition
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Toxicology (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15647298 | 1998-06-04 | ||
JP05302799A JP3580163B2 (ja) | 1998-06-04 | 1999-03-01 | 内燃機関の排気浄化装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE19925671A1 DE19925671A1 (de) | 1999-12-09 |
DE19925671C2 true DE19925671C2 (de) | 2001-09-27 |
Family
ID=26393733
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19925671A Expired - Lifetime DE19925671C2 (de) | 1998-06-04 | 1999-06-04 | Abgasemissionsreinigungsgerät für eine Brennkraftmaschine |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP3580163B2 (fr) |
DE (1) | DE19925671C2 (fr) |
FR (1) | FR2780098B1 (fr) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4447142B2 (ja) * | 2000-10-06 | 2010-04-07 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP3600522B2 (ja) * | 2000-11-20 | 2004-12-15 | トヨタ自動車株式会社 | 内燃機関の還元剤供給装置 |
US7829033B2 (en) | 2003-07-03 | 2010-11-09 | Fuel Tech, Inc. | Selective catalytic reduction of NOx enabled by sidestream urea decomposition |
DE10139139A1 (de) * | 2001-08-09 | 2003-06-12 | Bosch Gmbh Robert | Dosiersystem zur Dosierung eines Reduktionsmittels für eine Abgasnachbehandlung |
DE10313998A1 (de) * | 2003-03-27 | 2004-10-07 | Hjs Fahrzeugtechnik Gmbh & Co. | Vorrichtung zum Zuführen von Ammoniak an einen in den Abgasstrang einer Brennkraftmaschine eingeschalteten Reduktionskatalysator |
US7614213B2 (en) | 2003-09-19 | 2009-11-10 | Nissan Diesel Motor Co., Ltd. | Engine exhaust emission purification apparatus |
DE10346220A1 (de) * | 2003-09-23 | 2005-04-14 | Robert Bosch Gmbh | Brennkraftmaschine mit Abgasnachbehandlungssystem |
US8056325B2 (en) | 2005-01-14 | 2011-11-15 | Toyota Jidosha Kabushiki Kaisha | Exhaust gas purification apparatus regeneration system of internal combustion engine |
DE102006032399A1 (de) * | 2006-07-07 | 2008-01-17 | Ami-Agrolinz Melamine International Gmbh | Vorrichtung und Verfahren zur Zuführung von Harnstoff in ein Abgassystem eines Verbrennungsmotors |
EP1911508A3 (fr) * | 2006-10-13 | 2010-10-13 | Peugeot Citroën Automobiles SA | Système de traitement d'oxydes d'azote avec système de piégeage d'ammoniac |
FR2907026B1 (fr) * | 2006-10-13 | 2009-05-15 | Peugeot Citroen Automobiles Sa | Systeme de traitement d'oxydes d'azote avec systeme de piegeage d'ammoniac |
EP2107932A2 (fr) | 2006-12-22 | 2009-10-14 | Amminex A/S | Procédé et dispositif pour le stockage et l'utilisation en toute sécurité de matériaux volatils de stockage de l'ammoniac |
WO2008092500A1 (fr) * | 2006-12-22 | 2008-08-07 | Amminex A/S | Procédé et dispositif pour une utilisation sans risque de matériaux générant de l'ammoniac |
US7998423B2 (en) | 2007-02-27 | 2011-08-16 | Basf Corporation | SCR on low thermal mass filter substrates |
ATE523238T1 (de) * | 2007-05-16 | 2011-09-15 | Amminex As | Verfahren und vorrichtung zur sicheren lagerung und verwendung von flüchtigen ammoniaklagermaterialien |
FR2920319A3 (fr) * | 2007-09-04 | 2009-03-06 | Renault Sas | Systeme de filtration de gaz toxiques emis par un reservoir additionnel de vehicule automobile. |
FR2921104B1 (fr) | 2007-09-14 | 2009-11-13 | Inergy Automotive Systems Res | Methode pour le chauffage d'un systeme scr a l'aide d'elements chauffants resistifs |
JP4798511B2 (ja) * | 2007-11-21 | 2011-10-19 | トヨタ自動車株式会社 | NOx浄化装置の診断装置 |
US20090196812A1 (en) | 2008-01-31 | 2009-08-06 | Basf Catalysts Llc | Catalysts, Systems and Methods Utilizing Non-Zeolitic Metal-Containing Molecular Sieves Having the CHA Crystal Structure |
US10583424B2 (en) | 2008-11-06 | 2020-03-10 | Basf Corporation | Chabazite zeolite catalysts having low silica to alumina ratios |
CN106669419A (zh) * | 2015-11-11 | 2017-05-17 | 中国石油化工股份有限公司 | 一种fcc装置再生烟气的脱硝方法 |
US11143078B2 (en) | 2019-12-17 | 2021-10-12 | Caterpillar Inc. | Aftertreatment system and method |
US11098629B2 (en) | 2020-01-23 | 2021-08-24 | Cnh Industrial America Llc | Sensor shields for exhaust treatment systems of work vehicles |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05272331A (ja) * | 1992-03-25 | 1993-10-19 | Hino Motors Ltd | 排ガス浄化装置およびその排ガス浄化装置に使用される還元剤供給方法および装置 |
DE19719998C1 (de) * | 1997-05-13 | 1998-12-17 | Daimler Benz Ag | Verfahren und Vorrichtung zur Stickoxidreduktion im Abgas einer Verbrennungseinrichtung |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3830045C2 (de) * | 1988-09-03 | 1993-09-30 | Bayer Ag | Verfahren zur Reduktion von in Abgasen enthaltenen Stickoxiden mittels eines zeolithhaltigen Katalysators |
JPH02258017A (ja) * | 1989-03-31 | 1990-10-18 | Babcock Hitachi Kk | 固体還元剤を用いた排ガス脱硝装置 |
JPH02261519A (ja) * | 1989-03-31 | 1990-10-24 | Babcock Hitachi Kk | 固体還元剤による脱硝方法および装置 |
DE29708591U1 (de) * | 1997-05-14 | 1997-07-17 | HJS Fahrzeugtechnik GmbH & Co, 58706 Menden | Vorrichtung zum Zuführen von Ammoniak in den Abgasstrom eines Verbrennungsmotors |
-
1999
- 1999-03-01 JP JP05302799A patent/JP3580163B2/ja not_active Expired - Fee Related
- 1999-06-04 FR FR9907104A patent/FR2780098B1/fr not_active Expired - Lifetime
- 1999-06-04 DE DE19925671A patent/DE19925671C2/de not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05272331A (ja) * | 1992-03-25 | 1993-10-19 | Hino Motors Ltd | 排ガス浄化装置およびその排ガス浄化装置に使用される還元剤供給方法および装置 |
DE19719998C1 (de) * | 1997-05-13 | 1998-12-17 | Daimler Benz Ag | Verfahren und Vorrichtung zur Stickoxidreduktion im Abgas einer Verbrennungseinrichtung |
Also Published As
Publication number | Publication date |
---|---|
JP3580163B2 (ja) | 2004-10-20 |
FR2780098B1 (fr) | 2005-09-16 |
JP2000054828A (ja) | 2000-02-22 |
DE19925671A1 (de) | 1999-12-09 |
FR2780098A1 (fr) | 1999-12-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
8125 | Change of the main classification |
Ipc: F01N 3/10 |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8320 | Willingness to grant licences declared (paragraph 23) | ||
R071 | Expiry of right |