FR2834531B1 - Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation - Google Patents

Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation

Info

Publication number
FR2834531B1
FR2834531B1 FR0300271A FR0300271A FR2834531B1 FR 2834531 B1 FR2834531 B1 FR 2834531B1 FR 0300271 A FR0300271 A FR 0300271A FR 0300271 A FR0300271 A FR 0300271A FR 2834531 B1 FR2834531 B1 FR 2834531B1
Authority
FR
France
Prior art keywords
determination
exhaust gas
combustion engine
internal combustion
gas treatment
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.)
Expired - Lifetime
Application number
FR0300271A
Other languages
English (en)
Other versions
FR2834531A1 (fr
Inventor
Daisuke Shibata
Hisashi Ohki
Kotaro Hayashi
Shinobu Ishiyama
Naofumi Magarida
Masaaki Kobayashi
Takahiro Oba
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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
Priority claimed from JP2002003570A external-priority patent/JP3925203B2/ja
Priority claimed from JP2002013148A external-priority patent/JP4114355B2/ja
Application filed by Toyota Motor Corp filed Critical Toyota Motor Corp
Publication of FR2834531A1 publication Critical patent/FR2834531A1/fr
Application granted granted Critical
Publication of FR2834531B1 publication Critical patent/FR2834531B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • 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
    • 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
    • F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
    • F01N2570/14—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
    • F01N2610/00—Adding substances to exhaust gases
    • F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
    • 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
    • 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
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
    • 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)
FR0300271A 2002-01-10 2003-01-10 Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation Expired - Lifetime FR2834531B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002003570A JP3925203B2 (ja) 2002-01-10 2002-01-10 内燃機関の排気浄化装置及びその劣化判定方法
JP2002013148A JP4114355B2 (ja) 2002-01-22 2002-01-22 内燃機関の排気浄化装置及びその劣化判定方法

Publications (2)

Publication Number Publication Date
FR2834531A1 FR2834531A1 (fr) 2003-07-11
FR2834531B1 true FR2834531B1 (fr) 2007-03-02

Family

ID=26625479

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0300271A Expired - Lifetime FR2834531B1 (fr) 2002-01-10 2003-01-10 Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation

Country Status (2)

Country Link
DE (1) DE10300555B4 (fr)
FR (1) FR2834531B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT412845B (de) * 2003-07-14 2005-08-25 Alpps Fuel Cell Systems Gmbh Abgasnachbehandlungssystem zur reduzierung der nox-emissionen von wärmekraftmaschinen mittels aus treibstoff erzeugtem reduktionsmittel
JP4095979B2 (ja) * 2004-07-20 2008-06-04 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP4710564B2 (ja) 2005-11-22 2011-06-29 いすゞ自動車株式会社 排気ガス浄化システムの制御方法及び排気ガス浄化システム
JP4428361B2 (ja) * 2006-05-24 2010-03-10 トヨタ自動車株式会社 内燃機関の排気浄化システム
CN101896701B (zh) * 2008-06-11 2013-01-09 丰田自动车株式会社 NOx催化剂的异常诊断装置及异常诊断方法
EP3623595B1 (fr) 2018-09-11 2021-08-04 Liebherr-Components Colmar SAS Un moteur à combustion

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4100397C2 (de) * 1990-02-10 1999-08-05 Volkswagen Ag Verfahren und Anordnung zur Überwachung des Konvertierungsgrads eines Katalysators
GB9003316D0 (en) * 1990-02-14 1990-04-11 Lucas Ind Plc Monitoring of operation of catalytic converter
DE4027207A1 (de) * 1990-08-28 1992-03-05 Emitec Emissionstechnologie Ueberwachung der katalytischen aktivitaet eines katalysators im abgassystem einer brennkraftmaschine
DE4211092A1 (de) * 1992-04-03 1993-10-07 Bosch Gmbh Robert Verfahren und Vorrichtung zum Beurteilen der Funktionsfähigkeit eines Katalysators
DE4227207C2 (de) * 1992-08-17 1996-10-31 Emitec Emissionstechnologie Verfahren zur Überprüfung zumindest eines Bereiches eines von einem Fluid entlang einer Strömungsrichtung durchströmbaren wabenförmigen katalytischen Konverters im Abgassystem eines Verbrennungsmotors
JP2888124B2 (ja) * 1994-01-27 1999-05-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3237440B2 (ja) * 1995-02-28 2001-12-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP3409647B2 (ja) * 1997-06-13 2003-05-26 日産自動車株式会社 エンジンのｈｃ吸着剤の劣化診断装置
DE19736233C2 (de) * 1997-08-20 2001-03-29 Siemens Ag Verfahren zum Überprüfen eines Katalysators
JPH11229859A (ja) * 1998-02-12 1999-08-24 Mitsubishi Motors Corp 内燃機関
DE19843871B4 (de) * 1998-09-25 2005-05-04 Robert Bosch Gmbh Diagnose eines NOx-Speicherkatalysators mit nachgeschaltetem NOx-Sensor

Also Published As

Publication number Publication date
DE10300555B4 (de) 2009-03-19
DE10300555A1 (de) 2003-08-07
FR2834531A1 (fr) 2003-07-11

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