BR8907729A - Processo e dispositivo para determinar a resistencia interna de sonda lambda e para regular o aquecimento com o auxilio de resistencia interna - Google Patents

Processo e dispositivo para determinar a resistencia interna de sonda lambda e para regular o aquecimento com o auxilio de resistencia interna

Info

Publication number
BR8907729A
BR8907729A BR898907729A BR8907729A BR8907729A BR 8907729 A BR8907729 A BR 8907729A BR 898907729 A BR898907729 A BR 898907729A BR 8907729 A BR8907729 A BR 8907729A BR 8907729 A BR8907729 A BR 8907729A
Authority
BR
Brazil
Prior art keywords
internal resistance
determining
aid
regulating heating
probe lambda
Prior art date
Application number
BR898907729A
Other languages
English (en)
Inventor
Eberhard Schnaibel
Lothar Raff
Michael Westerdorf
Manfred Homeyer
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of BR8907729A publication Critical patent/BR8907729A/pt

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor
    • 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
    • F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
    • F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
    • F02D41/1476—Biasing of the sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
BR898907729A 1988-10-22 1989-10-06 Processo e dispositivo para determinar a resistencia interna de sonda lambda e para regular o aquecimento com o auxilio de resistencia interna BR8907729A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3836045A DE3836045A1 (de) 1988-10-22 1988-10-22 Verfahren und vorrichtung zur lambdasonden-innenwiderstandsbestimmung und zur heizungsregelung mit hilfe des innenwiderstandes
PCT/DE1989/000638 WO1990004778A1 (de) 1988-10-22 1989-10-06 Verfahren und vorrichtung zur lambdasonden-innenwiderstandsbestimmung und zur heizungsregelung mit hilfe des innenwiderstandes

Publications (1)

Publication Number Publication Date
BR8907729A true BR8907729A (pt) 1991-08-20

Family

ID=6365705

Family Applications (1)

Application Number Title Priority Date Filing Date
BR898907729A BR8907729A (pt) 1988-10-22 1989-10-06 Processo e dispositivo para determinar a resistencia interna de sonda lambda e para regular o aquecimento com o auxilio de resistencia interna

Country Status (8)

Country Link
US (1) US5291417A (pt)
EP (1) EP0439474A1 (pt)
JP (1) JP2901298B2 (pt)
KR (1) KR900702376A (pt)
AU (1) AU627232B2 (pt)
BR (1) BR8907729A (pt)
DE (1) DE3836045A1 (pt)
WO (1) WO1990004778A1 (pt)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020383C2 (de) * 1990-06-27 1999-04-01 Bosch Gmbh Robert Verfahren zum Schutz von Katalysatoren für die Abgasreinigung sowie Wärmetönungssensor zur Durchführung des Verfahrens
DE19625899C2 (de) * 1996-06-27 2002-11-28 Siemens Ag Verfahren zum Betreiben einer Sauerstoffsonde
DE19636226B4 (de) * 1996-09-06 2005-06-02 Robert Bosch Gmbh Lambdasondeninnenwiderstandsbestimmung
DE19716173C2 (de) * 1997-04-18 2000-05-04 Bosch Gmbh Robert Prüfung des Leckstroms bei planaren Lambdasonden
JP3983422B2 (ja) 1998-09-29 2007-09-26 株式会社デンソー ガス濃度検出装置
DE10027900B4 (de) * 2000-06-06 2018-11-15 Delphi Technologies, Inc. Anordnung zum Bestimmen der Betriebstemperatur einer Abgassonde
DE10029795C2 (de) * 2000-06-16 2002-05-08 Siemens Ag Vorrichtung zum Messen des Innenwiderstandes einer linearen Lambdasonde
JP2004504609A (ja) 2000-07-13 2004-02-12 シーメンス　アクチエンゲゼルシヤフト 線形のλセンサの内部抵抗を突き止めるための回路装置
DE10034060A1 (de) * 2000-07-13 2002-02-28 Siemens Ag Schaltungsanordnung zur Bestimmung des Innenwiderstandes einer linearen Lambdasonde
DE10138806C1 (de) * 2001-08-14 2002-12-19 Bosch Gmbh Robert Ermittlung der Temperatur eines Abgassensors mittels kalibrierter Innenwiderstandsmessung
DE102008004015B4 (de) * 2008-01-11 2018-01-11 Continental Automotive Gmbh Verfahren zur Erkennung von Übergangswiderständen in Leitungen einer Sonde
US7954365B2 (en) * 2008-12-23 2011-06-07 GM Global Technology Operations LLC Closed loop control with bias voltage toggle
DE102010063117A1 (de) * 2010-12-15 2012-06-21 Robert Bosch Gmbh Verfahren zur Erkennung der Betriebsbereitschaft einer Sprung-Lambdasonde
JP6705397B2 (ja) * 2017-02-28 2020-06-03 株式会社デンソー 酸素濃度センサ制御装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3117790A1 (de) * 1981-05-06 1982-11-25 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur temperaturmessung bei sauerstoffsonden
US4523084A (en) * 1981-09-02 1985-06-11 Oximetrix, Inc. Controller for resistive heating element
US4471448A (en) * 1981-09-08 1984-09-11 Hughes Aircraft Company Method and apparatus for aligning an optical system
DE3326576A1 (de) * 1983-07-23 1984-06-20 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur erfassung der konzentration von abgasbestandteilen, insbesondere bei brennkraftmaschinen fuer kraftfahrzeuge
JPS61247918A (ja) * 1985-04-26 1986-11-05 Hochiki Corp アナログセンサの出力補正装置
DE3637304A1 (de) * 1986-08-23 1988-05-05 Vdo Schindling Verfahren und schaltungsanordnung zur erkennung der betriebsbereitschaft einer sauerstoffmesssonde
DE3727573A1 (de) * 1987-08-19 1989-03-02 Bosch Gmbh Robert Verfahren und einrichtung zur warmlauf-, vollast- und magerregelung einer brennkraftmaschine bei vorgegebenem lambda-wert
US5095453A (en) * 1990-11-13 1992-03-10 Johnson Service Company Sensor monitoring arrangement with error correction

Also Published As

Publication number Publication date
KR900702376A (ko) 1990-12-06
JP2901298B2 (ja) 1999-06-07
DE3836045A1 (de) 1990-04-26
JPH04501170A (ja) 1992-02-27
WO1990004778A1 (de) 1990-05-03
EP0439474A1 (de) 1991-08-07
US5291417A (en) 1994-03-01
AU627232B2 (en) 1992-08-20
AU4325389A (en) 1990-05-14

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Legal Events

Date Code Title Description
FD3 Appl. lapsed due to non-payment of renewal fee
B15K Others concerning applications: alteration of classification

Ipc: G01N 27/406 (2006.01), F02D 41/14 (2006.0