JP2015513634A5 - - Google Patents

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Publication number
JP2015513634A5
JP2015513634A5 JP2014559112A JP2014559112A JP2015513634A5 JP 2015513634 A5 JP2015513634 A5 JP 2015513634A5 JP 2014559112 A JP2014559112 A JP 2014559112A JP 2014559112 A JP2014559112 A JP 2014559112A JP 2015513634 A5 JP2015513634 A5 JP 2015513634A5
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JP
Japan
Prior art keywords
catalyst unit
selectively
described system
downstream
oxidizing ammonia
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JP2014559112A
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English (en)
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JP6129215B2 (ja
JP2015513634A (ja
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Priority claimed from PCT/EP2012/068623 external-priority patent/WO2013127473A1/en
Publication of JP2015513634A publication Critical patent/JP2015513634A/ja
Publication of JP2015513634A5 publication Critical patent/JP2015513634A5/ja
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Description

２００℃超では、排ガス中のＮＯは、ＤＯＣとの接触によりＮＯからＮＯ２に酸化される。生成したＮＯ２は、ＤＰＦの受動的再生で使用される。そのため、２２０℃の温度より上では、生成したＮＯ２の全量を、例外なく、フィルターの受動的な煤の再生に使用することができる。

Claims (1)

  1. 窒素酸化物を選択的に還元するための前記第二の触媒ユニットの下流で、アンモニアを窒素に選択的に酸化するための触媒ユニットがさらに設けられる、請求項６〜９のいずれか一つに記載のシステム。
JP2014559112A 2012-03-02 2012-09-21 エンジン排ガスから有害化合物を除去するための方法及びシステム Active JP6129215B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DKPA201200169 2012-03-02
DKPA201200169 2012-03-02
PCT/EP2012/068623 WO2013127473A1 (en) 2012-03-02 2012-09-21 Method and system for the removal of noxious compounds from engine exhaust gas

Publications (3)

Publication Number Publication Date
JP2015513634A JP2015513634A (ja) 2015-05-14
JP2015513634A5 true JP2015513634A5 (ja) 2015-11-12
JP6129215B2 JP6129215B2 (ja) 2017-05-17

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ID=47018977

Family Applications (1)

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JP2014559112A Active JP6129215B2 (ja) 2012-03-02 2012-09-21 エンジン排ガスから有害化合物を除去するための方法及びシステム

Country Status (9)

Country Link
US (1) US20150020506A1 (ja)
EP (1) EP2819769B1 (ja)
JP (1) JP6129215B2 (ja)
KR (1) KR20140143145A (ja)
AR (1) AR090213A1 (ja)
CA (1) CA2865929A1 (ja)
CL (1) CL2014002323A1 (ja)
EA (1) EA027298B1 (ja)
WO (1) WO2013127473A1 (ja)

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DK2597279T3 (da) * 2011-11-22 2021-10-25 Deutz Ag Anordning og fremgangsmåde til rensning af dieselmotorudstødningsgasser
FR2992022B1 (fr) * 2012-06-19 2014-06-13 Renault Sa Systeme de traitement des gaz d'echappement comprenant un filtre a particules catalytique, et procede correspondant
WO2015034365A1 (en) 2013-09-09 2015-03-12 Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno Process for heterogeneous gas phase reactions and apparatus for carrying out said process
EP3081284B1 (en) * 2013-12-09 2019-04-10 Cataler Corporation Exhaust gas purification apparatus
CN106062331A (zh) 2014-02-28 2016-10-26 斯堪尼亚商用车有限公司 排气处理系统及用于处理排气流的方法
US20160032801A1 (en) * 2014-07-31 2016-02-04 Caterpillar Inc. Aftertreatment system having multiple dosing circuits
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AT14862U1 (de) * 2014-11-19 2016-07-15 Avl List Gmbh Verfahren zum Betreiben einer Brennkraftmaschine
FR3029800B1 (fr) * 2014-12-11 2016-12-16 Ifp Energies Now Produit pour la depollution des gaz d'echappement, notamment de moteur a combustion interne, et procede de depollution des gaz d'echappement utilisant ce produit.
PL3271053T3 (pl) * 2015-03-19 2024-09-23 Basf Corporation Filtr katalizowany katalizatorem scr, układy i sposoby
SE539803C2 (en) 2015-06-05 2017-12-05 Scania Cv Ab A method and a system for determining a composition of a gas mix in a vehicle
SE539129C2 (en) 2015-08-27 2017-04-11 Scania Cv Ab Process and system for processing a single stream combustion exhaust stream
SE539131C2 (sv) 2015-08-27 2017-04-11 Scania Cv Ab Förfarande och avgasbehandlingssystem för behandling av en avgasström
WO2017034470A1 (en) * 2015-08-27 2017-03-02 Scania Cv Ab Method and exhaust treatment system for treatment of an exhaust gas stream
SE539134C2 (sv) 2015-08-27 2017-04-11 Scania Cv Ab Avgasbehandlingssystem och förfarande för behandling av en avgasström
SE539133C2 (sv) 2015-08-27 2017-04-11 Scania Cv Ab Avgasbehandlingssystem och förfarande för behandling av en avgasström
SE539130C2 (sv) 2015-08-27 2017-04-11 Scania Cv Ab Förfarande och avgasbehandlingssystem för behandling av en avgasström
CN110462176B (zh) 2017-04-06 2021-09-03 优美科股份公司及两合公司 从发动机废气中除去有害化合物的方法和系统
US10767532B2 (en) 2018-06-13 2020-09-08 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
US10718245B2 (en) 2018-06-13 2020-07-21 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
EP3581772B1 (en) * 2018-06-13 2021-12-01 Deere & Company Exhaust gas treatment system and method having improved low temperature performance
SE543882C2 (en) * 2020-01-23 2021-09-14 Scania Cv Ab Method for adaption of an exhaust treatment system
CN114575978A (zh) * 2021-02-18 2022-06-03 长城汽车股份有限公司 一种处理含氮氧化物气体的系统及方法

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DE10128414A1 (de) * 2001-06-12 2002-12-19 Daimler Chrysler Ag Abgasreinigungsanlage mit Reduktionsmittelversorgung
US7264785B2 (en) * 2001-12-20 2007-09-04 Johnson Matthey Public Limited Company Selective catalytic reduction
DE10308288B4 (de) * 2003-02-26 2006-09-28 Umicore Ag & Co. Kg Verfahren zur Entfernung von Stickoxiden aus dem Abgas eines mager betriebenen Verbrennungsmotors und Abgasreinigungsanlage hierzu
DE10324013A1 (de) * 2003-05-27 2004-12-16 Robert Bosch Gmbh Vorrichtung zur Reinigung des Abgases einer Brennkraftmaschine und Verfahren hierzu
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