FR2904360B1 - Procede de regeneration d'un filtre a particules et d'elimination de soufre d'un catalyseur accumulateur d'oxydes d'azote nox. - Google Patents

Procede de regeneration d'un filtre a particules et d'elimination de soufre d'un catalyseur accumulateur d'oxydes d'azote nox.

Info

Publication number
FR2904360B1
FR2904360B1 FR0756693A FR0756693A FR2904360B1 FR 2904360 B1 FR2904360 B1 FR 2904360B1 FR 0756693 A FR0756693 A FR 0756693A FR 0756693 A FR0756693 A FR 0756693A FR 2904360 B1 FR2904360 B1 FR 2904360B1
Authority
FR
France
Prior art keywords
regenerating
nitrogen oxide
particle filter
oxide catalyst
removing sulfur
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 - Fee Related
Application number
FR0756693A
Other languages
English (en)
Other versions
FR2904360A1 (fr
Inventor
Stefan Forthmann
Frank Schweizer
Stefan Scherer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2904360A1 publication Critical patent/FR2904360A1/fr
Application granted granted Critical
Publication of FR2904360B1 publication Critical patent/FR2904360B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate filter
    • 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
    • F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
    • F01N3/0234—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using heat exchange means in the exhaust line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • F02D41/028—Desulfurisation of NOx traps or adsorbent
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
    • F01N3/0885—Regeneration of deteriorated absorbents or adsorbents, e.g. desulfurization of NOx traps
    • 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
    • F01N9/00—Electrical control of exhaust gas treating apparatus
    • F01N9/002—Electrical control of exhaust gas treating apparatus of filter regeneration, e.g. detection of clogging

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Processes For Solid Components From Exhaust (AREA)
FR0756693A 2006-07-27 2007-07-24 Procede de regeneration d'un filtre a particules et d'elimination de soufre d'un catalyseur accumulateur d'oxydes d'azote nox. Expired - Fee Related FR2904360B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102006034805A DE102006034805A1 (de) 2006-07-27 2006-07-27 Verfahren zur Regeneration eines Partikelfilters und zur Entschwefelung eines NOx-Speicherkatalysators

Publications (2)

Publication Number Publication Date
FR2904360A1 FR2904360A1 (fr) 2008-02-01
FR2904360B1 true FR2904360B1 (fr) 2015-05-15

Family

ID=38859346

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0756693A Expired - Fee Related FR2904360B1 (fr) 2006-07-27 2007-07-24 Procede de regeneration d'un filtre a particules et d'elimination de soufre d'un catalyseur accumulateur d'oxydes d'azote nox.

Country Status (3)

Country Link
US (1) US7971429B2 (fr)
DE (1) DE102006034805A1 (fr)
FR (1) FR2904360B1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7614094B2 (en) * 2004-03-02 2009-11-10 Michael Lawrence Wolfe Machine and method for proactive sensing and intervention to preclude swimmer entrapment, entanglement or evisceration
JP4396760B2 (ja) * 2007-11-08 2010-01-13 トヨタ自動車株式会社 内燃機関の排気浄化装置
US20090199547A1 (en) * 2008-02-08 2009-08-13 Gm Global Technology Operations, Inc. Method and apparatus for exhaust aftertreatment in a spark-ignition direct-injection internal combustion engine
DE102008034992A1 (de) 2008-07-25 2010-01-28 Volkswagen Ag Verfahren zum Entschwefeln eines NOX-Speicherkatalysators
US8483443B2 (en) * 2008-10-23 2013-07-09 Koninklijke Philips Electronics N.V. Method for characterizing object movement from CT imaging data
CN102575550B (zh) * 2009-09-30 2014-10-22 康明斯有限公司 用于增强后处理再生能力的燃油喷射系统及方法
US20110146245A1 (en) * 2009-12-22 2011-06-23 Caterpillar Inc. Sulfur detection routine
DE102010039020A1 (de) * 2010-08-06 2012-02-09 Robert Bosch Gmbh Verfahren und Vorrichtung zur Regeneration eines Partikelfilters
US8813479B2 (en) 2011-05-09 2014-08-26 General Electric Company Emissions control diagnostic method and system
KR20140074770A (ko) * 2012-12-10 2014-06-18 현대자동차주식회사 배기가스 처리 방법
CN103939186B (zh) * 2013-01-23 2018-08-07 罗伯特·博世技术与业务解决方案公司 用于调节车辆中的废气催化器的再生频率的方法和装置
FR3028892B1 (fr) * 2014-11-24 2016-12-23 Peugeot Citroen Automobiles Sa Procede de regeneration d’un filtre a particules et d’elimination de soufre d’un catalyseur d’oxydation accumulateur d’oxydes d’azote.
EP3224460A1 (fr) 2014-11-24 2017-10-04 PSA Automobiles SA Procédé de régénération d'un filtre à particules et d'élimination de soufre d'un catalyseur d'oxydation accumulateur d'oxydes d'azote.
DE102016201602A1 (de) * 2016-02-03 2017-08-03 Robert Bosch Gmbh Verfahren zur Ermittlung eines Ammoniakmassenstroms
DE102018212751A1 (de) * 2018-07-31 2020-02-06 Continental Automotive Gmbh Verfahren und Vorrichtung zur Temperaturregelung im Abgastrakt einer Brennkraftmaschine
JP7435517B2 (ja) * 2021-03-26 2024-02-21 トヨタ自動車株式会社 内燃機関の制御装置
CN114876614B (zh) * 2022-05-24 2023-02-28 苏州清研博浩汽车科技有限公司 一种nsc脱硫方法、装置及电子设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19945336A1 (de) 1999-09-22 2001-03-29 Volkswagen Ag Verfahren zur Steuerung einer Regeneration eines Partikelfilters und einer Entschwefelung eines NOx-Speicherkatalysators
JP4158645B2 (ja) * 2003-07-31 2008-10-01 日産自動車株式会社 内燃機関の燃焼制御装置
FR2862701B1 (fr) * 2003-11-24 2008-05-23 Inst Francais Du Petrole Procede et dispositif de regeneration d'un filtre a particules integre dans une ligne d'echappement d'un moteu a combustion interne
US7481046B2 (en) * 2005-02-28 2009-01-27 Ford Global Technologies, Llc Method of desulfating a NOx storage and conversion device

Also Published As

Publication number Publication date
FR2904360A1 (fr) 2008-02-01
US20080022655A1 (en) 2008-01-31
DE102006034805A1 (de) 2008-01-31
US7971429B2 (en) 2011-07-05

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