DE602006020383D1 - Vorrichtung und Verfahren zur Steuerung eines Abgasnachbehandlungssystems - Google Patents

Vorrichtung und Verfahren zur Steuerung eines Abgasnachbehandlungssystems

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Publication number
DE602006020383D1
DE602006020383D1 DE602006020383T DE602006020383T DE602006020383D1 DE 602006020383 D1 DE602006020383 D1 DE 602006020383D1 DE 602006020383 T DE602006020383 T DE 602006020383T DE 602006020383 T DE602006020383 T DE 602006020383T DE 602006020383 D1 DE602006020383 D1 DE 602006020383D1
Authority
DE
Germany
Prior art keywords
exhaust gas
output signal
scr catalyst
gas treatment
treatment system
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
DE602006020383T
Other languages
English (en)
Inventor
Da Yu Wang
David D Cabush
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.)
Delphi Technologies Inc
Original Assignee
Delphi Technologies 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 Technologies Inc filed Critical Delphi Technologies Inc
Publication of DE602006020383D1 publication Critical patent/DE602006020383D1/de
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]
    • 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, e.g. for catalytic activity
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity 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, e.g. for catalytic activity
    • F01N11/007—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity 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)
DE602006020383T 2005-10-07 2006-10-03 Vorrichtung und Verfahren zur Steuerung eines Abgasnachbehandlungssystems Active DE602006020383D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US72505405P 2005-10-07 2005-10-07
US72505505P 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
DE602006020383D1 true DE602006020383D1 (de) 2011-04-14

Family

ID=37663268

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602006020383T Active DE602006020383D1 (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)

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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
US8051700B2 (en) * 2008-09-29 2011-11-08 Delphi Technologies, Inc. Exhaust gas sensor and method for determining concentrations of exhaust gas constituents
US8103458B2 (en) * 2008-12-18 2012-01-24 Delphi Technologies, Inc. Exhaust gas sensing system 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
US9119748B2 (en) * 2011-10-28 2015-09-01 Kimberly-Clark Worldwide, Inc. Electronic discriminating device for body exudate detection
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
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
CN105579677B (zh) * 2013-09-25 2018-01-19 丰田自动车株式会社 排气净化装置的诊断装置
CN105579678B (zh) * 2013-09-25 2018-05-18 丰田自动车株式会社 传感器的异常诊断装置
JP6037036B2 (ja) * 2013-09-25 2016-11-30 トヨタ自動車株式会社 排気浄化装置の異常診断装置
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
CN117178108A (zh) * 2021-04-12 2023-12-05 康明斯公司 利用加热器管理氨逃逸的系统和方法

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Also Published As

Publication number Publication date
ATE500405T1 (de) 2011-03-15
US7757478B2 (en) 2010-07-20
US20070079597A1 (en) 2007-04-12
EP1772599A3 (de) 2009-03-04
EP1772599A2 (de) 2007-04-11
EP1772599B1 (de) 2011-03-02

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