ATE530744T1 - Abgasreinigungssystem für verbrennungsmotor - Google Patents
Abgasreinigungssystem für verbrennungsmotorInfo
- Publication number
- ATE530744T1 ATE530744T1 AT08777436T AT08777436T ATE530744T1 AT E530744 T1 ATE530744 T1 AT E530744T1 AT 08777436 T AT08777436 T AT 08777436T AT 08777436 T AT08777436 T AT 08777436T AT E530744 T1 ATE530744 T1 AT E530744T1
- Authority
- AT
- Austria
- Prior art keywords
- reducing agent
- precatalyst
- exhaust gas
- gas purification
- added
- Prior art date
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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2046—Periodically cooling catalytic reactors
-
- 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
-
- 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
- F01N3/105—General auxiliary catalysts, e.g. upstream or downstream of the main catalyst
- F01N3/106—Auxiliary oxidation catalysts
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
-
- 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
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2033—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using a fuel burner or introducing fuel into exhaust duct
-
- 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
- F01N3/2053—By-passing catalytic reactors, e.g. to prevent overheating
-
- 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
- F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other 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
- F01N2510/00—Surface coverings
- F01N2510/06—Surface coverings for exhaust purification, e.g. catalytic reaction
- F01N2510/068—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings
- F01N2510/0682—Surface coverings for exhaust purification, e.g. catalytic reaction characterised by the distribution of the catalytic coatings having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
-
- 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
-
- 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
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- 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
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust 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
- 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
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Toxicology (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007176659 | 2007-07-04 | ||
PCT/JP2008/061292 WO2009004935A1 (ja) | 2007-07-04 | 2008-06-13 | 内燃機関の排気浄化システム |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE530744T1 true ATE530744T1 (de) | 2011-11-15 |
Family
ID=40225984
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT08777436T ATE530744T1 (de) | 2007-07-04 | 2008-06-13 | Abgasreinigungssystem für verbrennungsmotor |
Country Status (7)
Country | Link |
---|---|
US (1) | US8371111B2 (de) |
EP (1) | EP2172628B1 (de) |
JP (1) | JP4935904B2 (de) |
KR (1) | KR101168621B1 (de) |
CN (1) | CN101688458B (de) |
AT (1) | ATE530744T1 (de) |
WO (1) | WO2009004935A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102892984B (zh) * | 2010-05-12 | 2015-03-18 | 丰田自动车株式会社 | 内燃机的排气净化*** |
CN103459794B (zh) * | 2011-04-15 | 2016-02-03 | 丰田自动车株式会社 | 内燃机的排气净化*** |
WO2013030887A1 (ja) * | 2011-08-30 | 2013-03-07 | トヨタ自動車株式会社 | 燃料添加方法 |
JPWO2013030887A1 (ja) * | 2011-08-30 | 2015-03-23 | トヨタ自動車株式会社 | 燃料添加方法 |
EP3009635B1 (de) | 2013-06-12 | 2018-02-28 | Toyota Jidosha Kabushiki Kaisha | Behandlungsvorrichtung für kondensiertes wasser einer brennkraftmaschine |
US9784223B2 (en) * | 2013-06-28 | 2017-10-10 | Toyota Jidosha Kabushiki Kaisha | Condensed water treatment device for internal combustion engine |
JP7074084B2 (ja) * | 2019-01-16 | 2022-05-24 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3407439B2 (ja) | 1994-12-02 | 2003-05-19 | 日産自動車株式会社 | 排気温度演算装置 |
US6044643A (en) * | 1997-12-15 | 2000-04-04 | General Motors Corporation | Engine control system and method |
JP3850999B2 (ja) * | 1998-09-11 | 2006-11-29 | 三菱自動車工業株式会社 | 内燃機関 |
US6122909A (en) * | 1998-09-29 | 2000-09-26 | Lynntech, Inc. | Catalytic reduction of emissions from internal combustion engines |
JP2001280184A (ja) * | 2000-03-30 | 2001-10-10 | Hitachi Ltd | 筒内噴射式内燃機関及び筒内噴射式内燃機関における始動時の燃焼制御方法 |
JP3945291B2 (ja) * | 2002-04-04 | 2007-07-18 | 三菱ふそうトラック・バス株式会社 | 内燃機関のNOx浄化装置 |
AU2003295681A1 (en) * | 2002-11-15 | 2004-06-15 | Catalytica Energy Systems, Inc. | Devices and methods for reduction of nox emissions from lean burn engines |
JP4075755B2 (ja) * | 2003-09-22 | 2008-04-16 | トヨタ自動車株式会社 | 内燃機関のフィルタ過昇温抑制方法 |
JP4320582B2 (ja) | 2003-10-24 | 2009-08-26 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4321241B2 (ja) | 2003-12-01 | 2009-08-26 | トヨタ自動車株式会社 | 圧縮着火式内燃機関の排気浄化装置 |
JP2006070818A (ja) | 2004-09-02 | 2006-03-16 | Toyota Industries Corp | 内燃機関の出力制御装置 |
JP4254721B2 (ja) * | 2005-02-04 | 2009-04-15 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2006275020A (ja) | 2005-03-30 | 2006-10-12 | Denso Corp | 排気温度制御装置 |
JP2006307811A (ja) * | 2005-05-02 | 2006-11-09 | Toyota Motor Corp | 内燃機関の二次空気供給装置 |
JP4742670B2 (ja) * | 2005-05-13 | 2011-08-10 | トヨタ自動車株式会社 | 内燃機関の排気浄化システム |
JP4797491B2 (ja) | 2005-07-26 | 2011-10-19 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP4661452B2 (ja) * | 2005-08-19 | 2011-03-30 | いすゞ自動車株式会社 | 排気ガス浄化システムの制御方法及び排気ガス浄化システム |
JP2010511838A (ja) * | 2006-12-05 | 2010-04-15 | マック トラックス インコーポレイテッド | 排気冷却を有するエンジン及びその方法 |
-
2008
- 2008-06-13 CN CN2008800213922A patent/CN101688458B/zh not_active Expired - Fee Related
- 2008-06-13 EP EP08777436A patent/EP2172628B1/de not_active Not-in-force
- 2008-06-13 AT AT08777436T patent/ATE530744T1/de not_active IP Right Cessation
- 2008-06-13 JP JP2009521578A patent/JP4935904B2/ja not_active Expired - Fee Related
- 2008-06-13 KR KR1020107001974A patent/KR101168621B1/ko active IP Right Grant
- 2008-06-13 US US12/666,463 patent/US8371111B2/en active Active
- 2008-06-13 WO PCT/JP2008/061292 patent/WO2009004935A1/ja active Application Filing
Also Published As
Publication number | Publication date |
---|---|
EP2172628B1 (de) | 2011-10-26 |
WO2009004935A1 (ja) | 2009-01-08 |
KR101168621B1 (ko) | 2012-07-30 |
KR20100036352A (ko) | 2010-04-07 |
JP4935904B2 (ja) | 2012-05-23 |
EP2172628A4 (de) | 2010-07-21 |
CN101688458A (zh) | 2010-03-31 |
CN101688458B (zh) | 2012-07-18 |
US20100192550A1 (en) | 2010-08-05 |
EP2172628A1 (de) | 2010-04-07 |
JPWO2009004935A1 (ja) | 2010-08-26 |
US8371111B2 (en) | 2013-02-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |