ITBO20030136A1 - Metodo per la stima del degrado della capacita' di - Google Patents

Metodo per la stima del degrado della capacita' di

Info

Publication number
ITBO20030136A1
ITBO20030136A1 IT000136A ITBO20030136A ITBO20030136A1 IT BO20030136 A1 ITBO20030136 A1 IT BO20030136A1 IT 000136 A IT000136 A IT 000136A IT BO20030136 A ITBO20030136 A IT BO20030136A IT BO20030136 A1 ITBO20030136 A1 IT BO20030136A1
Authority
IT
Italy
Prior art keywords
estimating
degradation
capacity
Prior art date
Application number
IT000136A
Other languages
English (en)
Inventor
Lorenzo Gorgoretti
Loris Lambertini
Alessandro Palma
Original Assignee
Magneti Marelli Powertrain Spa
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 Magneti Marelli Powertrain Spa filed Critical Magneti Marelli Powertrain Spa
Priority to IT000136A priority Critical patent/ITBO20030136A1/it
Priority to EP04101011A priority patent/EP1460246B1/en
Priority to DE602004011131T priority patent/DE602004011131T2/de
Priority to ES04101011T priority patent/ES2298679T3/es
Priority to US10/800,416 priority patent/US20040250531A1/en
Priority to BRPI0400986-0A priority patent/BRPI0400986B1/pt
Publication of ITBO20030136A1 publication Critical patent/ITBO20030136A1/it

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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
    • F01N3/0842—Nitrogen oxides
    • 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
    • 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
    • F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • 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
    • F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
    • F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
    • 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
    • F02D41/021—Introducing corrections for particular conditions exterior to the engine
    • F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
    • F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
    • F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
    • 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
    • F01N2550/03—Monitoring or diagnosing the deterioration of exhaust systems of sorbing activity of adsorbents or absorbents
    • 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0421—Methods of control or diagnosing using an increment counter when a predetermined event occurs
    • 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
    • F01N2900/0422—Methods of control or diagnosing measuring the elapsed time
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0808—NOx storage capacity, i.e. maximum amount of NOx that can be stored on NOx trap
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2200/00—Input parameters for engine control
    • F02D2200/02—Input parameters for engine control the parameters being related to the engine
    • F02D2200/08—Exhaust gas treatment apparatus parameters
    • F02D2200/0811—NOx storage efficiency
    • 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)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Catalysts (AREA)
IT000136A 2003-03-12 2003-03-13 Metodo per la stima del degrado della capacita' di ITBO20030136A1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT000136A ITBO20030136A1 (it) 2003-03-13 2003-03-13 Metodo per la stima del degrado della capacita' di
EP04101011A EP1460246B1 (en) 2003-03-13 2004-03-11 Method for estimating the degradation of the trapping capacity of a NOx-trap type catalytic converter
DE602004011131T DE602004011131T2 (de) 2003-03-13 2004-03-11 Verfahren zum Abschätzen der Verschlechterung der Speicherkapazität eines NOx-Speicherkatalysators
ES04101011T ES2298679T3 (es) 2003-03-13 2004-03-11 Metodo para estimar la degradacion de la capacidad de atrapamiento de un convertidor catalitico de tipo nox-trap.
US10/800,416 US20040250531A1 (en) 2003-03-12 2004-03-12 Method for estimating the degradation of the trapping capacity of NOx-Trap type catalytic converter
BRPI0400986-0A BRPI0400986B1 (pt) 2003-03-13 2004-03-12 método para estimativa da degradação da capacidade de aprisionamento de um conversor catalìtico do tipo aprisionador de nox.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000136A ITBO20030136A1 (it) 2003-03-13 2003-03-13 Metodo per la stima del degrado della capacita' di

Publications (1)

Publication Number Publication Date
ITBO20030136A1 true ITBO20030136A1 (it) 2004-09-14

Family

ID=32800663

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000136A ITBO20030136A1 (it) 2003-03-12 2003-03-13 Metodo per la stima del degrado della capacita' di

Country Status (6)

Country Link
US (1) US20040250531A1 (it)
EP (1) EP1460246B1 (it)
BR (1) BRPI0400986B1 (it)
DE (1) DE602004011131T2 (it)
ES (1) ES2298679T3 (it)
IT (1) ITBO20030136A1 (it)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BRPI0520348A2 (pt) 2005-07-07 2009-05-05 Volvo Lastvagnar Ab método, dispositivo e produto de programa de computador para diagnóstico de pelo menos uma unidade de controle de emissão de exaustão
US7886524B2 (en) * 2005-10-24 2011-02-15 Ford Global Technologies, Llc Method for controlling an internal combustion engine during regeneration of an emission after-treatment device
KR100821793B1 (ko) * 2005-12-12 2008-04-11 현대자동차주식회사 NOx 흡장촉매 재생방법
US8701390B2 (en) * 2010-11-23 2014-04-22 International Engine Intellectual Property Company, Llc Adaptive control strategy
US8756922B2 (en) * 2011-06-10 2014-06-24 Cummins Ip, Inc. NOx adsorber catalyst condition evaluation apparatus and associated methods
GB2502797A (en) * 2012-06-06 2013-12-11 Gm Global Tech Operations Inc Method of assessing the thermal ageing of a catalyst in an exhaust system
FR2999233B1 (fr) * 2012-12-11 2018-10-19 Renault S.A.S. Dispositif et procede de diagnostic d'un piege a oxydes d'azotes

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5771685A (en) * 1996-10-16 1998-06-30 Ford Global Technologies, Inc. Method for monitoring the performance of a NOx trap
DE19800665C1 (de) * 1998-01-10 1999-07-01 Degussa Verfahren zum Betreiben eines Stickoxid-Speicherkatalysators
DE19808382A1 (de) * 1998-02-27 1999-09-02 Volkswagen Ag Steuerung eines NOx-Absorber-Katalysator
DE19843871B4 (de) * 1998-09-25 2005-05-04 Robert Bosch Gmbh Diagnose eines NOx-Speicherkatalysators mit nachgeschaltetem NOx-Sensor
JP3805562B2 (ja) * 1999-06-03 2006-08-02 三菱電機株式会社 内燃機関の排気浄化装置
IT1310465B1 (it) * 1999-09-07 2002-02-18 Magneti Marelli Spa Metodo autoadattativo di controllo di un sistema di scarico per motori a combustione interna ad accensione comandata.
DE19945374A1 (de) * 1999-09-22 2001-03-29 Volkswagen Ag Verfahren zur Funktionsüberwachung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NO¶x¶-Sensors
EP1248900B1 (de) * 2000-01-19 2005-12-07 Volkswagen Aktiengesellschaft VERFAHREN UND VORRICHTUNG ZUR DIAGNOSE EINES NOx-SPEICHERKATALYSATORS
JP3858554B2 (ja) * 2000-02-23 2006-12-13 株式会社日立製作所 エンジン排気浄化装置
DE10023060B4 (de) * 2000-05-11 2009-12-24 Volkswagen Ag Verfahren zur Bestimmung des Alterungszustandes sowie zur Durchführung der NOx-Regeneration eines NOx-Speicherkatalysators
US6615577B2 (en) * 2001-06-19 2003-09-09 Ford Global Technologies, Llc Method and system for controlling a regeneration cycle of an emission control device
US6691020B2 (en) * 2001-06-19 2004-02-10 Ford Global Technologies, Llc Method and system for optimizing purge of exhaust gas constituent stored in an emission control device
US20040031261A1 (en) * 2002-08-13 2004-02-19 Jing Sun System and method for lean NOx trap control and diagnosis

Also Published As

Publication number Publication date
BRPI0400986A (pt) 2005-01-18
DE602004011131T2 (de) 2009-01-02
EP1460246A2 (en) 2004-09-22
US20040250531A1 (en) 2004-12-16
EP1460246A3 (en) 2005-10-26
DE602004011131D1 (de) 2008-02-21
EP1460246B1 (en) 2008-01-09
BRPI0400986B1 (pt) 2012-10-02
ES2298679T3 (es) 2008-05-16

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