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FR2948979B1 - Methode de diagnostic et de controle d'un capteur d'oxydes d'azote - Google Patents

Methode de diagnostic et de controle d'un capteur d'oxydes d'azote

Info

Publication number
FR2948979B1
FR2948979B1 FR0955554A FR0955554A FR2948979B1 FR 2948979 B1 FR2948979 B1 FR 2948979B1 FR 0955554 A FR0955554 A FR 0955554A FR 0955554 A FR0955554 A FR 0955554A FR 2948979 B1 FR2948979 B1 FR 2948979B1
Authority
FR
France
Prior art keywords
diagnosing
controlling
nitrogen oxide
oxide sensor
sensor
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
FR0955554A
Other languages
English (en)
Other versions
FR2948979A1 (fr
Inventor
Herve Colas
Khalid Mouaddeb
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.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
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 Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR0955554A priority Critical patent/FR2948979B1/fr
Publication of FR2948979A1 publication Critical patent/FR2948979A1/fr
Application granted granted Critical
Publication of FR2948979B1 publication Critical patent/FR2948979B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • F02D41/029—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 particulate filter
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/222—Safety or indicating devices for abnormal conditions relating to the failure of sensors or parameter detection devices
    • 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
    • G01N33/0006—Calibrating gas analysers

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)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR0955554A 2009-08-07 2009-08-07 Methode de diagnostic et de controle d'un capteur d'oxydes d'azote Expired - Fee Related FR2948979B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0955554A FR2948979B1 (fr) 2009-08-07 2009-08-07 Methode de diagnostic et de controle d'un capteur d'oxydes d'azote

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0955554A FR2948979B1 (fr) 2009-08-07 2009-08-07 Methode de diagnostic et de controle d'un capteur d'oxydes d'azote

Publications (2)

Publication Number Publication Date
FR2948979A1 FR2948979A1 (fr) 2011-02-11
FR2948979B1 true FR2948979B1 (fr) 2011-07-22

Family

ID=41716614

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0955554A Expired - Fee Related FR2948979B1 (fr) 2009-08-07 2009-08-07 Methode de diagnostic et de controle d'un capteur d'oxydes d'azote

Country Status (1)

Country Link
FR (1) FR2948979B1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017012128B4 (de) * 2017-01-10 2024-03-21 Ngk Insulators, Ltd. Kalibrierung eines ammoniksensors in einem dieselmotorsystem über seine ähnliche co-thc-mischgasquerempfindlichkeit

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016204324B4 (de) 2016-03-16 2018-02-08 Continental Automotive Gmbh Verfahren zum Anpassen der Kennlinie eines Stickoxidsensors in einer Brennkraftmaschine
US11435332B2 (en) * 2020-09-25 2022-09-06 GM Global Technology Operations LLC Sensor offset diagnostic in idle and after-run

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10003228A1 (de) * 2000-01-26 2001-09-06 Volkswagen Ag Verfahren und Vorrichtung zur Bestimmung einer NOx-Konzentration eines Abgasstromes einer Verbrennungskraftmaschine
DE10036406A1 (de) * 2000-07-26 2002-02-14 Bosch Gmbh Robert Verfahren zum Betreiben eines Stickoxid (NOx)-Speicherkatalysators
DE10309422B4 (de) * 2003-03-05 2016-09-29 Volkswagen Ag Verfahren und Vorrichtung zur Kalibrierung eines NOx-Sensors

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017012128B4 (de) * 2017-01-10 2024-03-21 Ngk Insulators, Ltd. Kalibrierung eines ammoniksensors in einem dieselmotorsystem über seine ähnliche co-thc-mischgasquerempfindlichkeit

Also Published As

Publication number Publication date
FR2948979A1 (fr) 2011-02-11

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 7

ST Notification of lapse

Effective date: 20170428