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FR2960594B1 - Procede de gestion d'un catalyseur scr - Google Patents

Procede de gestion d'un catalyseur scr Download PDF

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Publication number
FR2960594B1
FR2960594B1 FR1154402A FR1154402A FR2960594B1 FR 2960594 B1 FR2960594 B1 FR 2960594B1 FR 1154402 A FR1154402 A FR 1154402A FR 1154402 A FR1154402 A FR 1154402A FR 2960594 B1 FR2960594 B1 FR 2960594B1
Authority
FR
France
Prior art keywords
managing
scr catalyst
scr
catalyst
managing scr
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.)
Active
Application number
FR1154402A
Other languages
English (en)
Other versions
FR2960594A1 (fr
Inventor
Juergen Gras
Jia Huang
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 FR2960594A1 publication Critical patent/FR2960594A1/fr
Application granted granted Critical
Publication of FR2960594B1 publication Critical patent/FR2960594B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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]
    • F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2251/00—Reactants
    • B01D2251/20—Reductants
    • B01D2251/206—Ammonium compounds
    • B01D2251/2067—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
    • F01N2610/02—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
    • F01N2610/14—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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Exhaust Gas After Treatment (AREA)
FR1154402A 2010-05-27 2011-05-20 Procede de gestion d'un catalyseur scr Active FR2960594B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102010029340A DE102010029340A1 (de) 2010-05-27 2010-05-27 Verfahren zum Betreiben eines SCR-Katalysators
DE102010029340.7 2010-05-27

Publications (2)

Publication Number Publication Date
FR2960594A1 FR2960594A1 (fr) 2011-12-02
FR2960594B1 true FR2960594B1 (fr) 2018-02-16

Family

ID=44924696

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1154402A Active FR2960594B1 (fr) 2010-05-27 2011-05-20 Procede de gestion d'un catalyseur scr

Country Status (3)

Country Link
CN (1) CN102278178B (fr)
DE (1) DE102010029340A1 (fr)
FR (1) FR2960594B1 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101551017B1 (ko) * 2013-12-18 2015-09-07 현대자동차주식회사 차량의 배기가스 정화 시스템
US9192892B2 (en) * 2014-01-16 2015-11-24 Cummins Emission Solutions, Inc. Selective dosing module control system
CN106414930B (zh) * 2014-06-11 2019-06-25 天纳克汽车经营有限公司 带有管线压力控制阀的流体递送系统
US10202883B2 (en) 2014-11-21 2019-02-12 Tenneco (Suzhou) Emission System Co., Ltd. Common rail assembly, urea injection system and application thereof
CN105673154B (zh) 2014-11-21 2019-11-08 天纳克（苏州）排放系统有限公司 共轨、该共轨的应用、尿素喷射系统及其控制方法
DE102016224667A1 (de) * 2016-12-12 2018-06-14 Robert Bosch Gmbh Verfahren zum Betreiben eines Reagenzmittel-Dosiersystems, Vorrichtung zur Durchführung des Verfahrens, Steuergerät-Programm sowie Steuergerät-Programmprodukt
DE102017204973B4 (de) * 2017-03-24 2024-10-17 Robert Bosch Gmbh Verfahren zur Steuerung eines SCR-Systems mit zwei Dosierventilen
DE102017204972A1 (de) * 2017-03-24 2018-09-27 Robert Bosch Gmbh Verfahren zur Steuerung eines SCR-Systems mit zwei Dosierventilen
DE102018203757A1 (de) * 2017-04-25 2018-10-25 Robert Bosch Gmbh Verfahren zum Betreiben eines SCR-Systems mit zumindest zwei Dosierventilen
DE102018200572A1 (de) * 2018-01-15 2019-07-18 Robert Bosch Gmbh Verfahren zur Überprüfung eines SCR-Systems mit zumindest zwei Dosierventilen
DE102018216467A1 (de) * 2018-09-26 2020-03-26 Robert Bosch Gmbh Verfahren zur Manipulationserkennung und zur Manipulationsüberwachung eines SCR-Katalysatorsystems

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4436415A1 (de) * 1994-10-12 1996-04-18 Bosch Gmbh Robert Einrichtung zum Nachbehandeln von Abgasen einer selbstzündenden Brennkraftmaschine
DE19817994A1 (de) 1998-04-22 1999-11-04 Emitec Emissionstechnologie Verfahren und Vorrichtung zur Reinigung von Stickoxid (NO¶x¶) enthaltendem Abgas eines Verbrennungsmotors
DE102004029387B4 (de) * 2004-06-17 2006-12-28 Roland Bertiller Zuführvorrichtung zum Zuführen von festen Harnstoffprills oder -pellets an einen Ammoniakgenerator
DE102008000694A1 (de) * 2008-03-17 2009-09-24 Robert Bosch Gmbh Vorrichtung und Verfahren zur thermodynamischen und druckaufbauenden Freisetzung von Ammoniak
DE102008041734A1 (de) * 2008-09-01 2010-03-04 Robert Bosch Gmbh Abgasnachbehandlungseinrichtung für eine Brennkraftmaschine
CN101496997B (zh) * 2009-01-14 2011-04-13 管雷全 尿素计量喷射装置

Also Published As

Publication number Publication date
CN102278178A (zh) 2011-12-14
FR2960594A1 (fr) 2011-12-02
CN102278178B (zh) 2015-11-18
DE102010029340A1 (de) 2011-12-01

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