FR2844880B1 - PROCEDE PERMETTANT D'EVALUER LA REPONSE TEMPORELLE D'UN CAPTEUR DE NOx - Google Patents

PROCEDE PERMETTANT D'EVALUER LA REPONSE TEMPORELLE D'UN CAPTEUR DE NOx

Info

Publication number
FR2844880B1
FR2844880B1 FR0310694A FR0310694A FR2844880B1 FR 2844880 B1 FR2844880 B1 FR 2844880B1 FR 0310694 A FR0310694 A FR 0310694A FR 0310694 A FR0310694 A FR 0310694A FR 2844880 B1 FR2844880 B1 FR 2844880B1
Authority
FR
France
Prior art keywords
evaluating
nox sensor
time response
nox
response
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 - Fee Related
Application number
FR0310694A
Other languages
English (en)
Other versions
FR2844880A1 (fr
Inventor
Tino Arlt
Gerd Rosel
Hong Zhang
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.)
Siemens AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Publication of FR2844880A1 publication Critical patent/FR2844880A1/fr
Application granted granted Critical
Publication of FR2844880B1 publication Critical patent/FR2844880B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • 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
    • 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
    • F02D41/146—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 NOx content or concentration
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0037—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
    • 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
    • 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
    • F02D41/14—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
    • F02D2041/1468—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 ammonia content or concentration of the exhaust gases
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Food Science & Technology (AREA)
  • Toxicology (AREA)
  • Exhaust Gas After Treatment (AREA)
FR0310694A 2002-09-23 2003-09-11 PROCEDE PERMETTANT D'EVALUER LA REPONSE TEMPORELLE D'UN CAPTEUR DE NOx Expired - Fee Related FR2844880B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10244125A DE10244125B4 (de) 2002-09-23 2002-09-23 Verfahren zur Bewertung des Zeitverhaltens eines NOx-Sensors

Publications (2)

Publication Number Publication Date
FR2844880A1 FR2844880A1 (fr) 2004-03-26
FR2844880B1 true FR2844880B1 (fr) 2006-06-02

Family

ID=31969415

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0310694A Expired - Fee Related FR2844880B1 (fr) 2002-09-23 2003-09-11 PROCEDE PERMETTANT D'EVALUER LA REPONSE TEMPORELLE D'UN CAPTEUR DE NOx

Country Status (2)

Country Link
DE (1) DE10244125B4 (fr)
FR (1) FR2844880B1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007006487B4 (de) * 2006-09-27 2018-11-08 Robert Bosch Gmbh Verfahren zur Diagnose eines in einem Abgasbereich einer Brennkraftmaschine angeordneten Abgassensors und Vorrichtung zur Durchführung des Verfahrens
CN104791119B (zh) 2009-06-24 2017-07-28 康明斯知识产权公司 评估NOx传感器响应速率劣化的设备、***和方法
SE534845C2 (sv) * 2010-05-28 2012-01-17 Scania Cv Abp Metod och system för adaption av en gassensor som är anordnad i en avgasledning
SE534846C2 (sv) * 2010-05-28 2012-01-17 Scania Cv Ab Metod och system för adaption av en elektrokemisk gassensor som är anordnad i en avgasledning
US8930121B2 (en) * 2011-04-07 2015-01-06 GM Global Technology Operations LLC Offset and slow response diagnostic methods for NOx sensors in vehicle exhaust treatment applications
SE537270C2 (sv) * 2013-07-02 2015-03-24 Scania Cv Ab Anordning och förfarande för detektering av defekt NOx-givare
US9010087B1 (en) * 2013-11-13 2015-04-21 Ford Global Technologies, Llc Method and system for NOx sensor degradation
DE102016209924A1 (de) 2016-06-06 2017-12-07 Robert Bosch Gmbh Verfahren zur Überwachung eines NOx-Sensors
FR3076573B1 (fr) * 2018-01-10 2019-12-13 Psa Automobiles Sa Procede d’identification de la nature de rejets d’un systeme de reduction catalytique selective dans une ligne d’echappement
JP2019158758A (ja) * 2018-03-15 2019-09-19 日本碍子株式会社 ガスセンサの応答時間評価装置及び方法
DE102018208317A1 (de) * 2018-05-25 2019-11-28 Robert Bosch Gmbh Verfahren zur Diagnose von Abgassensoren
CN115236135B (zh) * 2021-04-23 2023-08-22 中国石油化工股份有限公司 用于气体传感器的基线校准方法、控制装置和气体传感器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19823921A1 (de) * 1998-05-28 1999-12-02 Siemens Ag Verfahren zur Überprüfung des Wirkungsgrades eines NOx-Speicherkatalysators
DE19828929A1 (de) * 1998-06-29 2000-01-05 Siemens Ag Verfahren zur Überprüfung des Dynamikverhaltens eines Meßaufnehmers im Abgastrakt einer Brennkraftmaschine
DE19830829C1 (de) * 1998-07-09 1999-04-08 Siemens Ag Verfahren zur Regeneration eines NOx-Speicherkatalysators
DE19859176C2 (de) * 1998-12-21 2003-07-10 Siemens Ag Verfahren zum Überprüfen der Funktionsfähigkeit einer Lambdasonde
DE10062289A1 (de) * 2000-12-14 2002-07-04 Siemens Ag Verfahren zur Diagnose eines NOx-Sensors im Abgastrakt einer Brennkraftmaschine

Also Published As

Publication number Publication date
FR2844880A1 (fr) 2004-03-26
DE10244125A1 (de) 2004-04-08
DE10244125B4 (de) 2008-01-31

Similar Documents

Publication Publication Date Title
FR2849636B1 (fr) Procede de determination d'un etat de freinage
FR2863651B1 (fr) Systeme et procede de capteur d'outil de forage
FR2853067B1 (fr) Procede de reglage de capteur magnetique, dispositif de reglage de capteur magnetique et capteur magnetique
FR2852098B1 (fr) Capteur magentique et procede pour fabriquer ce dernier
FR2839175B1 (fr) Procede de detection d'un objet mobile par observation d'images
DE60128279D1 (de) Optischer Sensor zum Nachweis mehrerer Analyte
FR2803031B1 (fr) Procede de calibrage d'un systeme de capteur
DE50210362D1 (de) Verfahren zur überwachung eines sensors
FR2874270B1 (fr) Procede d'exploration sismique
FR2844880B1 (fr) PROCEDE PERMETTANT D'EVALUER LA REPONSE TEMPORELLE D'UN CAPTEUR DE NOx
FR2846503B1 (fr) Procede de determination des parametres optimaux d'une acquisition de radiographie
FR2854713B1 (fr) Systeme, procedes et applications de la telesurveillance et detection de la chute d'un sujet
FR2864648B1 (fr) Procede de reveil d'un ordinateur autonome
FR2846087B1 (fr) Capteur et procede de changement de caracteristiques de sortie d'un capteur
FR2852395B1 (fr) Procede de diagnostic d'un detecteur nox
FR2860779B1 (fr) Procede de fabrication d'un capteur micromecanique et capteur obtenu
DE50208116D1 (de) Vorrichtung zum Befestigen eines Sensors
FI20020584A (fi) Menetelmä havainnointialueen mittakaavan määrittämiseksi
FR2864145B1 (fr) Procede de detection de la presence d'un systeme de depollution par mesure de temperature
FR2877229B1 (fr) Procede de surveillance de soupape d'un doseur d'anesthesique
FR2837939B1 (fr) Procede de reprogrammation d'objets bidirectionnels
FR2846458B1 (fr) Procede de traitement automatique d'un signal de parole.
FR2836552B1 (fr) Capteur d'acceleration
FR2842901B1 (fr) Procede de saisie d'un signal de capteur
FR2855573B1 (fr) Procede de detection d'usure d'un embrayage pilote

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20100531