ATE500405T1 - Vorrichtung und verfahren zur steuerung eines abgasnachbehandlungssystems - Google Patents

Vorrichtung und verfahren zur steuerung eines abgasnachbehandlungssystems

Info

Publication number
ATE500405T1
ATE500405T1 AT06076825T AT06076825T ATE500405T1 AT E500405 T1 ATE500405 T1 AT E500405T1 AT 06076825 T AT06076825 T AT 06076825T AT 06076825 T AT06076825 T AT 06076825T AT E500405 T1 ATE500405 T1 AT E500405T1
Authority
AT
Austria
Prior art keywords
exhaust gas
output signal
scr catalyst
gas treatment
treatment system
Prior art date
Application number
AT06076825T
Other languages
English (en)
Inventor
Da Yu Wang
David D Cabush
Original Assignee
Delphi Tech 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 Delphi Tech Inc filed Critical Delphi Tech Inc
Application granted granted Critical
Publication of ATE500405T1 publication Critical patent/ATE500405T1/de

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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust 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
    • F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring oxygen or air concentration downstream of the exhaust 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
    • 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
    • F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
    • F01N2550/02—Catalytic activity of catalytic converters
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/021—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting ammonia NH3
    • 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
    • F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
    • F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
    • F01N2560/026—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting NOx
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0408—Methods of control or diagnosing using a feed-back loop
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1446—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being exhaust temperatures
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • 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
    • 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
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
AT06076825T 2005-10-07 2006-10-03 Vorrichtung und verfahren zur steuerung eines abgasnachbehandlungssystems ATE500405T1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US72505505P 2005-10-07 2005-10-07
US72505405P 2005-10-07 2005-10-07
US73408705P 2005-11-07 2005-11-07
US11/451,939 US7757478B2 (en) 2005-10-07 2006-06-13 System and method for monitoring operation of an exhaust gas treatment system

Publications (1)

Publication Number Publication Date
ATE500405T1 true ATE500405T1 (de) 2011-03-15

Family

ID=37663268

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06076825T ATE500405T1 (de) 2005-10-07 2006-10-03 Vorrichtung und verfahren zur steuerung eines abgasnachbehandlungssystems

Country Status (4)

Country Link
US (1) US7757478B2 (de)
EP (1) EP1772599B1 (de)
AT (1) ATE500405T1 (de)
DE (1) DE602006020383D1 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007009824A1 (de) * 2006-03-03 2007-09-27 Ford Global Technologies, LLC, Dearborn System und Verfahren zum Erfassen von Reduktionsmittelspeicherung
US20080110769A1 (en) * 2006-11-09 2008-05-15 Delphi Technologies Inc. Exhaust gas sensors and methods for measuring concentrations of nox and ammonia and temperatures of the sensors
US7991533B2 (en) * 2007-06-11 2011-08-02 Southwest Research Institute Adaptive reductant dosing and emission control strategies
DE102007037569B4 (de) 2007-08-09 2020-01-16 Daimler Ag Verfahren zum Prüfen eines Abgasnachbehandlungssystems
US20100032292A1 (en) * 2008-08-07 2010-02-11 Da Yu Wang Ammonia gas sensor
US20100032318A1 (en) * 2008-08-07 2010-02-11 Da Yu Wang System and method for ammonia and heavy hydrocarbon (hc) sensing
US8103458B2 (en) * 2008-12-18 2012-01-24 Delphi Technologies, Inc. Exhaust gas sensing system and method for determining concentrations of exhaust gas constituents
US8051700B2 (en) * 2008-09-29 2011-11-08 Delphi Technologies, Inc. Exhaust gas sensor and method for determining concentrations of exhaust gas constituents
US9657630B2 (en) * 2008-12-18 2017-05-23 GM Global Technology Operations LLC Diagnostic systems and methods for selective catalytic reduction (SCR) systems based on NOx sensor feedback
US8459243B2 (en) * 2009-07-31 2013-06-11 Ford Global Technologies, Llc Method, systems and sensor for detecting humidity
JP5204160B2 (ja) * 2009-09-03 2013-06-05 日本特殊陶業株式会社 マルチガスセンサの制御方法及びマルチガスセンサの制御装置
KR101126241B1 (ko) * 2009-12-03 2012-03-19 현대자동차주식회사 람다센서의 열화도 판단방법 및 이의 시스템
GB2480465A (en) * 2010-05-19 2011-11-23 Gm Global Tech Operations Inc Method of controlling injection of diesel exhaust fluid
US20120282564A1 (en) * 2011-05-03 2012-11-08 Electric Power Research Institute, Inc. METHODS FOR REDUCING NOx IN SCR FOSSIL-FUEL FIRED BOILERS
US8933292B2 (en) 2011-10-28 2015-01-13 Kimberly-Clark Worldwide, Inc. Absorbent article with sensor array for body exudate detection
US8816149B2 (en) 2011-10-28 2014-08-26 Kimberly-Clark Worldwide, Inc. System for detection and monitoring of body exudates using a gas emitting substance for use in interactive toilet training
US9119748B2 (en) * 2011-10-28 2015-09-01 Kimberly-Clark Worldwide, Inc. Electronic discriminating device for body exudate detection
WO2013134539A1 (en) 2012-03-07 2013-09-12 Cummins Inc. Method and algorithm for performing an nh3 sensor rationality diagnostic
US9212971B2 (en) * 2012-08-17 2015-12-15 Robert Bosch Gmbh Oxygen sensor regeneration
EP3051084B1 (de) * 2013-09-25 2017-05-10 Toyota Jidosha Kabushiki Kaisha Diagnosevorrichtung für sensorfehlfunktionen
JP6037035B2 (ja) * 2013-09-25 2016-11-30 トヨタ自動車株式会社 排気浄化装置の診断装置
CN105579679B (zh) * 2013-09-25 2017-12-15 丰田自动车株式会社 排气净化装置的异常诊断装置
US9851328B2 (en) * 2014-08-18 2017-12-26 Stmicroelectronics Pte Ltd Compact microelectronic integrated gas sensor
US9863909B2 (en) 2014-11-14 2018-01-09 Ford Global Technologies, Llc Oxygen sensor control based on water contact
JP6612711B2 (ja) * 2016-10-20 2019-11-27 日本特殊陶業株式会社 濃度算出装置、濃度算出システムおよび濃度算出方法
US10488380B2 (en) * 2016-10-24 2019-11-26 Ngk Insulators, Ltd. Apparatus for measuring ammonia concentration, system for measuring ammonia concentration, system for treating exhaust gas, and method for measuring ammonia concentration
US10634032B2 (en) * 2017-12-15 2020-04-28 GM Global Technology Operations LLC Method and apparatus for monitoring an exhaust aftertreatment system for an internal combustion engine
CN109364753B (zh) * 2018-10-16 2021-05-28 厦门邑通软件科技有限公司 一种催化剂剩余生命预测与节氨的方法
WO2022221200A1 (en) * 2021-04-12 2022-10-20 Cummins Inc. Systems and methods for managing ammonia slip with a heater

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145566A (en) * 1988-09-30 1992-09-08 Ford Motor Company Method for determining relative amount of oxygen containing gas in a gas mixture
US6295809B1 (en) 1999-07-12 2001-10-02 Ford Global Technologies, Inc. Emission control system with a catalyst
DE10056320A1 (de) 2000-11-14 2002-05-16 Volkswagen Ag Verfahren und Vorrichtung zur Endstufendiagnose
JP2003148198A (ja) * 2001-11-13 2003-05-21 Toyota Motor Corp 内燃機関の排気浄化装置
US7065958B2 (en) 2002-05-07 2006-06-27 Extengine Transport Systems Emission control system
DE60332516D1 (de) * 2002-09-25 2010-06-24 Ngk Spark Plug Co Ammoniak Sensor
US7093427B2 (en) * 2002-11-21 2006-08-22 Ford Global Technologies, Llc Exhaust gas aftertreatment systems
DE10254843A1 (de) 2002-11-25 2004-06-03 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung eines Abgasnachbehandlungssystems
US7074319B2 (en) * 2002-12-11 2006-07-11 Delphi Technologies, Inc. Ammonia gas sensors

Also Published As

Publication number Publication date
US20070079597A1 (en) 2007-04-12
EP1772599A2 (de) 2007-04-11
EP1772599B1 (de) 2011-03-02
EP1772599A3 (de) 2009-03-04
DE602006020383D1 (de) 2011-04-14
US7757478B2 (en) 2010-07-20

Similar Documents

Publication Publication Date Title
DE602006020383D1 (de) Vorrichtung und Verfahren zur Steuerung eines Abgasnachbehandlungssystems
US8640445B2 (en) Multi-leg exhaust after-treatment system and method
CN103046989B (zh) 一种即插即用的尿素喷射控制方法及系统
JP3979153B2 (ja) 内燃機関のＮＯｘ浄化装置
JP4267535B2 (ja) 排気浄化装置のＮＯｘ低減率測定方法
US9238984B2 (en) Exhaust emission prediction system and method
ATE284263T1 (de) Verfahren und vorrichtung zur dosierung eines reduktionsmittels zur entfernung von stickoxiden aus abgasen
WO2009063981A1 (ja) 排気浄化システムの異常診断装置
ES2531164T3 (es) Método de trabajo de un sistema de tratamiento final de gases de escape y sistema de tratamiento final de gases de escape
ATE554275T1 (de) Diagnoseverfahren zur abgasbehandlungssystem mit selektiver katalytischer reduktion (skr)
ATE466646T1 (de) Verfahren und vorrichtung zur verbesserung der hydrolyse eines reduktionsmittels in einem abgasnachbehandlungssystem
CN104343512A (zh) 用于确定排气净化装置的效率的方法和设备
SE0301672D0 (sv) Förfarande och anordning för övervakning av en katalysator
ATE362041T1 (de) Verfahren zur steuerung der reduktionsmittelzugabe
JP2015001207A (ja) 尿素水供給系の診断装置
ATE509194T1 (de) Verfahren und steuergerät zur steuerung der reduktionsmittelzufuhr zu einem scr-katalysator
CN109154223B (zh) 内燃机的排气气体净化系统及内燃机的排气气体净化方法
ATE556761T1 (de) Abgasreinigungsvorrichtung für einen verbrennungsmotor
JP2012107536A (ja) ＮＯｘ浄化装置の制御方法及び装置
ATE466175T1 (de) Verfahren und vorrichtung zur zugabe eines additivs zur abgasreinigung
CN109931129A (zh) 用于监测内燃机的排气后处理系统的方法和装置
CN111307463A (zh) 一种发动机排气系统漏气检测方法和装置
JP5913619B2 (ja) ディーゼルエンジン制御装置
CN102926847B (zh) 一种选择性催化还原尿素喷射修正方法、装置及系统
DE502007004155D1 (de) Vorrichtung zur abgasnachbehandlung und deren verwendung

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties