BR112014002810A2 - sistema de controle de injeção de agente redutor - Google Patents

sistema de controle de injeção de agente redutor

Info

Publication number
BR112014002810A2
BR112014002810A2 BR112014002810A BR112014002810A BR112014002810A2 BR 112014002810 A2 BR112014002810 A2 BR 112014002810A2 BR 112014002810 A BR112014002810 A BR 112014002810A BR 112014002810 A BR112014002810 A BR 112014002810A BR 112014002810 A2 BR112014002810 A2 BR 112014002810A2
Authority
BR
Brazil
Prior art keywords
control system
reducing agent
injection control
agent injection
reducing
Prior art date
Application number
BR112014002810A
Other languages
English (en)
Inventor
j reynolds James iii
G Ralph Joseph
L Shovels Michael
a floyd Ryan
Original Assignee
Tenneco Automotive Operating Co Inc
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 Tenneco Automotive Operating Co Inc filed Critical Tenneco Automotive Operating Co Inc
Publication of BR112014002810A2 publication Critical patent/BR112014002810A2/pt

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
    • 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
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • 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
    • F01N3/025—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 fuel burner or by adding fuel to exhaust
    • F01N3/0253—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 fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
    • 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
    • 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
    • F01N2610/1433—Pumps
    • F01N2610/144—Control thereof
    • 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
    • F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
    • F01N2900/1806—Properties of reducing agent or dosing system
    • F01N2900/1808—Pressure
    • 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

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Biomedical Technology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Exhaust Gas After Treatment (AREA)
BR112014002810A 2011-08-05 2012-07-19 sistema de controle de injeção de agente redutor BR112014002810A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/198,952 US8635854B2 (en) 2011-08-05 2011-08-05 Reductant injection control system
PCT/US2012/047337 WO2013022587A2 (en) 2011-08-05 2012-07-19 Reductant injection control system

Publications (1)

Publication Number Publication Date
BR112014002810A2 true BR112014002810A2 (pt) 2017-03-01

Family

ID=47626054

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014002810A BR112014002810A2 (pt) 2011-08-05 2012-07-19 sistema de controle de injeção de agente redutor

Country Status (7)

Country Link
US (1) US8635854B2 (pt)
JP (1) JP2014522945A (pt)
KR (1) KR101551773B1 (pt)
CN (1) CN103717850B (pt)
BR (1) BR112014002810A2 (pt)
DE (1) DE112012003259B4 (pt)
WO (1) WO2013022587A2 (pt)

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DE102012018673A1 (de) * 2012-09-21 2014-03-27 Fev Gmbh Verfahren zur Regenerierung eines Stickoxid-Speicherkatalysators und Vorrichtung hierfür
CA2915475A1 (en) 2013-05-24 2014-11-27 Life Technologies Corporation Case and case holder for biological samples and corresponding method of use
US9221014B2 (en) 2013-11-20 2015-12-29 Tenneco Automotive Operating Company Inc. Fluid injection control system
US9140166B1 (en) 2014-04-04 2015-09-22 Caterpillar Inc. Reductant dosing system
US10180096B2 (en) * 2014-06-11 2019-01-15 Tenneco Automotive Operating Company Inc. Fluid delivery system with line pressure control valve
CN105673154B (zh) 2014-11-21 2019-11-08 天纳克（苏州）排放***有限公司 共轨、该共轨的应用、尿素喷射***及其控制方法
EP3228839B1 (en) 2014-11-21 2019-09-25 Tenneco (Suzhou) Emission System Co.,Ltd. Common rail assembly, urea injection system and application thereof
US10301996B2 (en) 2015-10-08 2019-05-28 Cummins Emission Solutions Inc. System and method for varying reductant delivery pressure to aftertreatment systems
JP6365513B2 (ja) * 2015-11-20 2018-08-01 コベルコ建機株式会社 建設機械
EP4170141A1 (en) * 2016-01-22 2023-04-26 Cummins, Inc. System and method for determining reductant delivery performance
DE102016224233A1 (de) * 2016-12-06 2018-06-07 Robert Bosch Gmbh Reduktionsmittel-Einspritzvorrichtung
DE112018001905T5 (de) * 2017-04-06 2019-12-12 Cummins Emission Solutions Inc. Druck- und Durchflusssteuerung für Konstantpumpe in Reduktionsmitteldosiersystem
BR112019021375A2 (pt) * 2017-04-13 2020-05-05 Cummins Emission Solutions Inc módulo de dosagem para uso em sistemas de tratamento de gases de escape para motores de combustão interna
US10378415B2 (en) * 2017-08-30 2019-08-13 Caterpillar Inc. Diagnostic and mitigation strategy for reductant injector obstruction in exhaust system
US10975749B2 (en) * 2017-11-06 2021-04-13 Cummins Emission Solutions Inc. Systems and methods for heating reductant
US10641152B2 (en) * 2017-12-04 2020-05-05 Caterpillar Inc. Control system for a reductant dosing system
US10648385B2 (en) 2018-02-07 2020-05-12 Tenneco Automotive Operating Company Inc. Diesel exhaust fluid pressure measuring and control systems and methods
CN110259549A (zh) * 2018-03-12 2019-09-20 罗伯特·博世有限公司 用于柴油发动机scr***的控制装置和方法
US10794257B2 (en) * 2018-07-28 2020-10-06 Multiquip Inc. Autonomous auxiliary DEF supply system with purge control
DE102019211224A1 (de) * 2018-08-01 2020-02-06 Cummins Emission Solutions Inc. Systeme und Verfahren zum Steuern eines Absperrventils eines Dosiersteuerungssystems
CN111828148B (zh) * 2019-04-15 2021-10-26 康明斯排放处理公司 用于检测未完成清除事件的***和方法
DE102019007085B4 (de) * 2019-10-12 2023-05-11 Man Truck & Bus Se Verfahren zum Betrieb eines Förder-Dosiersystems für ein Fluid, Förder-Dosiersystem und Kraftfahrzeug mit einem derartigen Förder-Dosiersystem
CN111188673B (zh) * 2019-12-20 2021-08-20 潍柴动力股份有限公司 一种尿素喷射***及控制方法
DE102021204089A1 (de) 2021-04-23 2022-10-27 Robert Bosch Gesellschaft mit beschränkter Haftung Verfahren zum Betreiben eines Dosierungssystems
EP4170138A1 (en) * 2021-10-19 2023-04-26 Volvo Truck Corporation A method for controlling the operation of an engine system in a vehicle upon engine start
CN117183539A (zh) * 2023-09-26 2023-12-08 湖北汇启丰板材有限责任公司 一种新型板材饰面加工工艺

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Also Published As

Publication number Publication date
US20130031890A1 (en) 2013-02-07
WO2013022587A2 (en) 2013-02-14
US8635854B2 (en) 2014-01-28
KR101551773B1 (ko) 2015-09-09
DE112012003259B4 (de) 2020-07-09
KR20140043501A (ko) 2014-04-09
CN103717850B (zh) 2017-03-08
JP2014522945A (ja) 2014-09-08
CN103717850A (zh) 2014-04-09
DE112012003259T5 (de) 2014-06-05
WO2013022587A3 (en) 2013-04-04

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2471 DE 15-05-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.