IN2012DE00093A - - Google Patents

Info

Publication number
IN2012DE00093A
IN2012DE00093A IN93DE2012A IN2012DE00093A IN 2012DE00093 A IN2012DE00093 A IN 2012DE00093A IN 93DE2012 A IN93DE2012 A IN 93DE2012A IN 2012DE00093 A IN2012DE00093 A IN 2012DE00093A
Authority
IN
India
Prior art keywords
filter
supply pump
dosing unit
loading state
dosing
Prior art date
Application number
Other languages
English (en)
Inventor
Alexander Schmid
Michael Offenhuber
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of IN2012DE00093A publication Critical patent/IN2012DE00093A/en

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
    • F01N3/206—Adding periodically or continuously substances to exhaust gases for promoting purification, e.g. catalytic material in liquid form, NOx reducing agents
    • 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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/14—Arrangements for the supply of substances, e.g. conduits
    • F01N2610/1426—Filtration means
    • 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
    • F01N2610/1493—Purging the reducing agent out of the conduits or nozzle
    • 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)
IN93DE2012 2011-01-28 2012-01-10 IN2012DE00093A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102011003327A DE102011003327A1 (de) 2011-01-28 2011-01-28 Verfahren zur Erfassung des Beladungszustandes eines Filters in einem SCR-Dosiersystem

Publications (1)

Publication Number Publication Date
IN2012DE00093A true IN2012DE00093A (de) 2015-05-01

Family

ID=46511221

Family Applications (1)

Application Number Title Priority Date Filing Date
IN93DE2012 IN2012DE00093A (de) 2011-01-28 2012-01-10

Country Status (3)

Country Link
CN (1) CN102619602B (de)
DE (1) DE102011003327A1 (de)
IN (1) IN2012DE00093A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012223033A1 (de) 2012-12-13 2014-06-18 Robert Bosch Gmbh Vorrichtung zur Dämpfung von Druckschwankungen in einem Fluid, Filter und Fördermodul mit einer solchen Vorrichtung
DE102015200724A1 (de) 2015-01-19 2016-07-21 Robert Bosch Gmbh Hydraulisches Dosiersystem insbesondere einer Brennkraftmaschine eines Kraftfahrzeugs und Verfahren zu seinem Betrieb
DE102017203878A1 (de) * 2017-03-09 2018-09-13 Robert Bosch Gmbh Verfahren zum Spülen eines zur Einspritzung einer Flüssigkeit in einen Abgasstrom eines Verbrennungsmotors eines Straßenkraftfahrzeugs dienenden Dosiermoduls
CN109869217B (zh) * 2017-12-05 2022-04-15 罗伯特·博世有限公司 用于尿素水溶液喷射系统的喷嘴阻塞诊断系统和方法
DE102018200572A1 (de) * 2018-01-15 2019-07-18 Robert Bosch Gmbh Verfahren zur Überprüfung eines SCR-Systems mit zumindest zwei Dosierventilen
DE102018202367B4 (de) * 2018-02-15 2025-05-28 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Überprüfen eines Filters in einer Anlage zur Zufuhr von Wasser in eine Brennkraftmaschine
DE102018208132A1 (de) * 2018-05-24 2019-11-28 Robert Bosch Gmbh Verfahren zur prospektiven Instandhaltung eines Filters eines Förder- und Dosiersystems
FR3108263B1 (fr) * 2020-03-18 2022-02-11 Vitesco Technologies Procédé d’entretien d’un dispositif de filtration d’un systeme d’extraction d’un liquide d’un reservoir d’un vehicule automobile
DE102020113091A1 (de) * 2020-05-14 2021-11-18 Bayerische Motoren Werke Aktiengesellschaft Verfahren zum Überprüfen der Funktionsfähigkeit, Überprüfungsvorrichtung und Kraftfahrzeug

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787143B1 (fr) * 1998-12-14 2001-02-16 Magneti Marelli France Detection de l'encrassement d'un filtre a carburant d'un circuit d'alimentation d'un moteur a combustion interne
DE19947197A1 (de) * 1999-10-01 2001-04-12 Bosch Gmbh Robert Vorrichtung und Verfahren zur Dosierung eines Reduktionsmittels
US7399419B2 (en) * 2004-10-29 2008-07-15 Filtersure, Inc. Modular filtration system
DE102006012855A1 (de) * 2006-03-21 2007-09-27 Robert Bosch Gmbh Verfahren und Dosiersystem zur Schadstoffreduktion in Kraftfahrzeugabgasen
CN101147842B (zh) * 2007-07-30 2011-01-05 北京亿同多欧纸业投资有限公司 压差过滤自动冲洗污水净化装置
JP4911193B2 (ja) * 2009-04-28 2012-04-04 株式会社デンソー 内燃機関の排気浄化システム

Also Published As

Publication number Publication date
CN102619602A (zh) 2012-08-01
CN102619602B (zh) 2016-08-03
DE102011003327A1 (de) 2012-08-02

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