FR2828737B1 - Procede et circuit pour mesurer la temperature d'un capteur de gaz d'echappement par une mesure de resistance interne calibree - Google Patents

Procede et circuit pour mesurer la temperature d'un capteur de gaz d'echappement par une mesure de resistance interne calibree

Info

Publication number
FR2828737B1
FR2828737B1 FR0210257A FR0210257A FR2828737B1 FR 2828737 B1 FR2828737 B1 FR 2828737B1 FR 0210257 A FR0210257 A FR 0210257A FR 0210257 A FR0210257 A FR 0210257A FR 2828737 B1 FR2828737 B1 FR 2828737B1
Authority
FR
France
Prior art keywords
measuring
circuit
temperature
exhaust gas
gas 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
FR0210257A
Other languages
English (en)
Other versions
FR2828737A1 (fr
Inventor
Erich Junginger
Dietmar Blessing
Christian Zimmermann
Wilhelm Haag
Frank Molwitz
Rene Schenk
Bernd Hilgenberg
Johann Riegel
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2828737A1 publication Critical patent/FR2828737A1/fr
Application granted granted Critical
Publication of FR2828737B1 publication Critical patent/FR2828737B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
    • G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
    • G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
    • G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
    • 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
    • F02D41/1493—Details
    • F02D41/1496—Measurement of the conductivity of a sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
FR0210257A 2001-08-14 2002-08-13 Procede et circuit pour mesurer la temperature d'un capteur de gaz d'echappement par une mesure de resistance interne calibree Expired - Fee Related FR2828737B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE10138806A DE10138806C1 (de) 2001-08-14 2001-08-14 Ermittlung der Temperatur eines Abgassensors mittels kalibrierter Innenwiderstandsmessung

Publications (2)

Publication Number Publication Date
FR2828737A1 FR2828737A1 (fr) 2003-02-21
FR2828737B1 true FR2828737B1 (fr) 2005-08-26

Family

ID=7694710

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0210257A Expired - Fee Related FR2828737B1 (fr) 2001-08-14 2002-08-13 Procede et circuit pour mesurer la temperature d'un capteur de gaz d'echappement par une mesure de resistance interne calibree

Country Status (6)

Country Link
US (1) US6939037B2 (fr)
JP (1) JP2004538487A (fr)
KR (1) KR20040022411A (fr)
DE (1) DE10138806C1 (fr)
FR (1) FR2828737B1 (fr)
WO (1) WO2003016890A2 (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7485112B2 (en) * 2004-11-08 2009-02-03 Boehringer Technologies, L.P. Tube attachment device for wound treatment
US7023217B1 (en) 2004-12-16 2006-04-04 Honeywell International Inc. Method and apparatus for determining wear of resistive and conductive elements
DE102005043414A1 (de) * 2005-09-13 2007-03-15 Robert Bosch Gmbh Verfahren und Vorrichtung zur Bestimmung der Gaskomponenten im Abgas eines Verbrennungsmotors
US7950222B2 (en) * 2007-07-27 2011-05-31 Cummins, Inc. System and method for cleaning combustion soot from exhaust gas treatment sensors
US20090141769A1 (en) * 2007-11-30 2009-06-04 Darryl Dean Baldwin Temperature maintenance system for a sensor
DE102009001843A1 (de) * 2009-03-25 2010-09-30 Robert Bosch Gmbh Verfahren zum Betreiben eines Sensorelements und Sensorelement
DE102010040146A1 (de) * 2010-09-02 2012-03-08 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erfassung mindestens einer Eigenschaft eines Gases
JP5907345B2 (ja) * 2012-02-03 2016-04-26 株式会社デンソー ガスセンサ制御装置及び内燃機関の制御装置
KR101816426B1 (ko) 2016-08-01 2018-01-08 현대자동차주식회사 촉매 히팅 제어방법
DE102019206429A1 (de) * 2019-05-03 2020-11-05 Robert Bosch Gmbh Verfahren zur Bestimmung eines Innenwiderstandes einer elektrochemischen Zelle eines keramischen Abgassensors
DE102020204213A1 (de) 2020-04-01 2021-10-07 Vitesco Technologies GmbH Verfahren zum Ermitteln eines Zustandsparameters eines Abgassensors

Family Cites Families (26)

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DE251200C (fr)
DE2340123A1 (de) * 1973-08-08 1975-02-20 Schwarzer Gmbh Fritz Ueberstrom-schutzschaltung
JPS5479085A (en) * 1977-12-05 1979-06-23 Matsushita Electric Ind Co Ltd Temperature measuring apparatus
DE3533197A1 (de) 1985-09-18 1987-03-19 Atlas Fahrzeugtechnik Gmbh Gemischregelung fuer einen verbrennungsmotor
DD251200A1 (de) * 1986-07-21 1987-11-04 Geraberg Thermometer Verfahren zur linearen widerstands-spannungswandlung mit nullpunktverschiebung
US4841934A (en) * 1987-02-20 1989-06-27 Ford Motor Company Oxygen pumping device for control of the air fuel ratio
DE3836045A1 (de) 1988-10-22 1990-04-26 Bosch Gmbh Robert Verfahren und vorrichtung zur lambdasonden-innenwiderstandsbestimmung und zur heizungsregelung mit hilfe des innenwiderstandes
IT1241373B (it) * 1990-12-27 1994-01-10 Marelli Autronica Circuito per il trattamento del segnale fornito da un sensore di ossigeno del tipo allo zirconio.
US5219228A (en) * 1992-05-11 1993-06-15 General Motors Corporation Exhaust gas temperature measuring system utilizing existing oxygen sensor
US5414352A (en) * 1993-01-26 1995-05-09 Raytheon Company Parametric test circuit with plural range resistors
DE4344961B4 (de) * 1993-12-30 2004-05-06 Robert Bosch Gmbh Auswertevorrichtung für das Signal einer Sauerstoffsonde
FR2721715B1 (fr) * 1994-06-24 1996-08-23 Alsthom Cge Alcatel Dispositif de mesure de l'état de charge d'un générateur électrochimique.
US5655305A (en) * 1995-04-03 1997-08-12 Fletcher; Taylor C. High precision electronic digital thermometer
DE19636226B4 (de) * 1996-09-06 2005-06-02 Robert Bosch Gmbh Lambdasondeninnenwiderstandsbestimmung
EP0851225B8 (fr) * 1996-12-29 2009-07-01 Ngk Spark Plug Co., Ltd Système de capteur de gaz d'échappement
US6228252B1 (en) * 1997-02-13 2001-05-08 Ngk Spark Plug Co. Ltd. Apparatus for detecting concentration of nitrogen oxide
US5941927A (en) * 1997-09-17 1999-08-24 Robert Bosch Gmbh Method and apparatus for determining the gas temperature in an internal combustion engine
US6242928B1 (en) * 1998-01-16 2001-06-05 Denso Corporation Method and apparatus for detecting resistance of oxygen concentration sensor
JPH11271265A (ja) * 1998-03-20 1999-10-05 Denso Corp ガス濃度センサの素子抵抗検出方法及びガス濃度検出装置
US6096186A (en) * 1998-08-18 2000-08-01 Industrial Scientific Corporation Method for determining exhaustion of an electrochemical gas sensor
EP0994345B1 (fr) * 1998-10-13 2014-02-26 Denso Corporation Système de commande de l'alimentation électrique d'un élément de chauffage d'un capteur de concentration de gaz
IT1306286B1 (it) * 1998-11-13 2001-06-04 Magneti Marelli Spa Dispositivo di controllo di una sonda lineare di ossigeno.
IT1308992B1 (it) * 1999-02-09 2002-01-15 Magneti Marelli Spa Metodo di controllo e di diagnosi del riscaldatore di un sensoresensibile alla composizione dei gas di scarico di un motore.
US6586810B2 (en) * 1999-06-04 2003-07-01 Mrinal Thakur Sensor apparatus using an electrochemical cell
JP3719912B2 (ja) * 2000-06-07 2005-11-24 三菱電機株式会社 排気ガスセンサ用温度検出装置
JP4209736B2 (ja) * 2003-07-16 2009-01-14 三菱電機株式会社 エンジン制御装置

Also Published As

Publication number Publication date
WO2003016890A2 (fr) 2003-02-27
KR20040022411A (ko) 2004-03-12
DE10138806C1 (de) 2002-12-19
FR2828737A1 (fr) 2003-02-21
JP2004538487A (ja) 2004-12-24
US6939037B2 (en) 2005-09-06
WO2003016890A3 (fr) 2003-08-28
US20040047399A1 (en) 2004-03-11

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