JP5563602B2 - 排気システムを作動するための方法 - Google Patents
排気システムを作動するための方法 Download PDFInfo
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- JP5563602B2 JP5563602B2 JP2011550521A JP2011550521A JP5563602B2 JP 5563602 B2 JP5563602 B2 JP 5563602B2 JP 2011550521 A JP2011550521 A JP 2011550521A JP 2011550521 A JP2011550521 A JP 2011550521A JP 5563602 B2 JP5563602 B2 JP 5563602B2
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- catalytic converter
- exhaust system
- oxidation catalytic
- exhaust
- efficiency
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- 238000000034 method Methods 0.000 title claims description 27
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 101
- 230000003197 catalytic effect Effects 0.000 claims description 62
- 238000006243 chemical reaction Methods 0.000 claims description 52
- 230000003647 oxidation Effects 0.000 claims description 52
- 238000007254 oxidation reaction Methods 0.000 claims description 52
- 239000007789 gas Substances 0.000 claims description 35
- 239000000523 sample Substances 0.000 claims description 30
- 239000003638 chemical reducing agent Substances 0.000 claims description 23
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 15
- 238000011156 evaluation Methods 0.000 claims description 10
- 239000002243 precursor Substances 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 5
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 5
- 229930195733 hydrocarbon Natural products 0.000 claims description 5
- 150000002430 hydrocarbons Chemical class 0.000 claims description 5
- 238000005259 measurement Methods 0.000 description 13
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 10
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 10
- 238000011049 filling Methods 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 239000004202 carbamide Substances 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- ODUCDPQEXGNKDN-UHFFFAOYSA-N Nitrogen oxide(NO) Natural products O=N ODUCDPQEXGNKDN-UHFFFAOYSA-N 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007062 hydrolysis Effects 0.000 description 1
- 238000006460 hydrolysis reaction Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006722 reduction reaction Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 150000003672 ureas Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water Inorganic materials 0.000 description 1
Images
Classifications
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- 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]
-
- 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
-
- 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
- F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust apparatus
-
- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/02—Catalytic activity of 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature sensor
-
- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/07—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas flow rate or velocity meter or sensor, intake flow meters only when exclusively used to determine exhaust gas parameters
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1621—Catalyst conversion efficiency
-
- 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
-
- 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
-
- 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
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
Description
a)少なくとも1つの測定プローブによって装置の変換効率を決定する工程と、
b)決定された変換効率から、酸化触媒コンバータにおける一酸化窒素変換の効率を計算する工程と、
を含む。
2 内燃エンジン
3 酸化触媒コンバータ
4 装置
5 測定プローブ
6 評価回路
7 自動車
8 排気ライン
9 SCR触媒コンバータ
10 供給手段
11 タンク
12 充填レベルセンサ
13 通気流センサ
14 特性曲線
15 水平軸
16 垂直軸
17 測定された温度
18 特性マップ
19 センサ
Claims (8)
- 少なくとも1つの酸化触媒コンバータ(3)と、選択的触媒還元用の少なくとも1つの装置(4)であって、装置(4)は、還元剤または還元剤前駆体のための供給手段(10)、SCR触媒コンバータ(9)、および、排気ガス流方向の下流に設けられて、窒素酸化物を無害化する装置(4)の変換効率を決定するために、排気ガス中の窒素酸化物の含有量を測定するための少なくとも1つの測定プローブ(5)を有する、少なくとも1つの装置(4)と、を有する、自動車の内燃エンジン(2)の排気システム(1)を作動するための方法であって、前記方法は、少なくとも以下の工程:
a)少なくとも1つの前記測定プローブ(5)によって窒素酸化物を無害化する前記装置(4)の変換効率を決定する工程と、
b)決定された前記変換効率から、前記酸化触媒コンバータ(3)における一酸化窒素変換の効率を計算する工程と、
を含む、方法。 - 評価回路(6)に保存された特性マップ(18)が、前記工程b)を実行するために使用される、請求項1に記載の排気システム(1)を作動するための方法。
- 前記工程b)の後、炭化水素および/または一酸化炭素についての前記酸化触媒コンバータ(3)の変換効率が、前記一酸化窒素変換の効率から計算される、請求項1または2に記載の排気システム(1)を作動するための方法。
- 排気ガスの少なくとも1つの空間速度および/または体積流量が、前記排気システム(1)において測定され、前記酸化触媒コンバータ(3)における前記一酸化窒素変換の効率の計算に組み込まれる、請求項1〜3のうちのいずれか一項に記載の排気システム(1)を作動するための方法。
- 排気ガスの少なくとも1つの温度が、前記排気システム(1)において測定され、前記酸化触媒コンバータ(3)における前記一酸化窒素変換の効率の計算に組み込まれる、請求項1〜4のうちのいずれか一項に記載の排気システム(1)を作動するための方法。
- 排気ガスに供給される還元剤または還元剤前駆体の量が決定され、前記酸化触媒コンバータ(3)における前記一酸化窒素変換の効率の計算に組み込まれる、請求項1〜5のうちのいずれか一項に記載の排気システム(1)を作動するための方法。
- 少なくとも1つの酸化触媒コンバータ(3)と、
選択的触媒還元用の少なくとも1つの装置(4)であって、装置(4)は、還元剤または還元剤前駆体のための供給手段(10)、SCR触媒コンバータ(9)、および、排気ガス流方向の下流に設けられて、窒素酸化物を無害化する装置(4)の変換効率を決定するために、排気ガス中の窒素酸化物の含有量を測定するための少なくとも1つの測定プローブ(5)を有する、少なくとも1つの装置(4)と、
請求項1〜6のうちのいずれか一項に記載の方法を実行するように設定される評価回路(6)と、
を有する、自動車の内燃エンジン(2)のための排気システム(1)。 - 請求項7に記載の排気システム(1)を有する、自動車の内燃エンジン(2)を有する自動車(7)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009010517.4 | 2009-02-25 | ||
DE102009010517A DE102009010517A1 (de) | 2009-02-25 | 2009-02-25 | Verfahren zum Betrieb eines Abgassystems |
PCT/EP2010/051664 WO2010097292A1 (de) | 2009-02-25 | 2010-02-10 | Verfahren zum betrieb eines abgassystems |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012518735A JP2012518735A (ja) | 2012-08-16 |
JP5563602B2 true JP5563602B2 (ja) | 2014-07-30 |
Family
ID=42016954
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2011550521A Active JP5563602B2 (ja) | 2009-02-25 | 2010-02-10 | 排気システムを作動するための方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8549836B2 (ja) |
EP (1) | EP2401485B1 (ja) |
JP (1) | JP5563602B2 (ja) |
DE (1) | DE102009010517A1 (ja) |
WO (1) | WO2010097292A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8720189B2 (en) * | 2011-01-26 | 2014-05-13 | GM Global Technology Operations LLC | Apparatus and method for onboard performance monitoring of oxidation catalyst |
DE102012216967B4 (de) * | 2011-09-26 | 2016-12-08 | GM Global Technology Operations, LLC (n.d. Ges. d. Staates Delaware) | Verfahren zum Bewerten der Stickoxid-Oxidationsleistung eines platinhaltigen Dieseloxidationskatalysators in dem Abgasstrom eines Fahrzeugdieselmotors |
US9181843B2 (en) | 2011-09-26 | 2015-11-10 | GM Global Technology Operations LLC | On-board diagnostic method for NO2 formation in an oxidation catalyst |
DE102012022944A1 (de) | 2012-11-24 | 2014-05-28 | Daimler Ag | Verfahren zum Überwachen der Bildung von Stickstoffdioxid an einem Oxidationskatalysator und Abgasanlage |
US8794057B2 (en) * | 2012-11-29 | 2014-08-05 | GM Global Technology Operations LLC | Diagnostic operation strategy for diesel oxidation catalyst aging level determination using NOx sensor NO2 interference |
DE102013012575A1 (de) | 2013-07-30 | 2015-02-05 | Man Truck & Bus Ag | Verfahren und Vorrichtung zur Ermittlung des Wirkungsgrades einer Abgasreinigungsvorrichtung |
DE102017220612A1 (de) * | 2017-11-17 | 2019-05-23 | Robert Bosch Gmbh | Verfahren zur volumetrischen Regelung eines Dosiersystems |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19931321A1 (de) * | 1999-07-07 | 2001-01-18 | Siemens Ag | Verfahren zum Überprüfen eines Dreiwege-Abgaskatalysators einer Brennkraftmaschine |
DE10013893A1 (de) * | 2000-03-21 | 2001-09-27 | Dmc2 Degussa Metals Catalysts | Verfahren zur Überprüfung der Funktionstüchtigkeit eines Abgasreinigungskatalysators |
JP4393726B2 (ja) * | 2001-04-09 | 2010-01-06 | 本田技研工業株式会社 | 内燃機関の排気還流制御装置 |
US7134273B2 (en) * | 2002-09-04 | 2006-11-14 | Ford Global Technologies, Llc | Exhaust emission control and diagnostics |
ITMI20050601A1 (it) * | 2005-04-11 | 2006-10-12 | Iveco Spa | Metodo e sistema di controllo per un motore dotato di impianto scr |
JP2007100508A (ja) * | 2005-09-30 | 2007-04-19 | Bosch Corp | 内燃機関の排気浄化装置、及び内燃機関の排気浄化方法 |
JP4887888B2 (ja) * | 2006-04-24 | 2012-02-29 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US8148290B2 (en) | 2006-06-27 | 2012-04-03 | Basf Corporation | Diesel exhaust treatment system catalyst monitoring |
US8596045B2 (en) * | 2007-02-21 | 2013-12-03 | Volvo Lastvagnar Ab | On-board-diagnosis method for an exhaust aftertreatment system and on-board-diagnosis system for an exhaust aftertreatment system |
JP4274270B2 (ja) * | 2007-06-26 | 2009-06-03 | いすゞ自動車株式会社 | NOx浄化システム及びNOx浄化システムの制御方法 |
DE102007060623B4 (de) * | 2007-12-15 | 2011-04-14 | Umicore Ag & Co. Kg | Entstickung von Dieselmotorenabgasen unter Verwendung eines temperierten Vorkatalysators zur bedarfsgerechten NO2-Bereitstellung |
-
2009
- 2009-02-25 DE DE102009010517A patent/DE102009010517A1/de not_active Withdrawn
-
2010
- 2010-02-10 JP JP2011550521A patent/JP5563602B2/ja active Active
- 2010-02-10 EP EP10704544.5A patent/EP2401485B1/de active Active
- 2010-02-10 WO PCT/EP2010/051664 patent/WO2010097292A1/de active Application Filing
-
2011
- 2011-08-25 US US13/217,321 patent/US8549836B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012518735A (ja) | 2012-08-16 |
US8549836B2 (en) | 2013-10-08 |
WO2010097292A1 (de) | 2010-09-02 |
EP2401485B1 (de) | 2018-11-28 |
DE102009010517A1 (de) | 2010-08-26 |
EP2401485A1 (de) | 2012-01-04 |
US20120006007A1 (en) | 2012-01-12 |
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