ES2046774T3 - Circuito para la medicion de la resistencia interna de una sonda lambda. - Google Patents

Circuito para la medicion de la resistencia interna de una sonda lambda.

Info

Publication number
ES2046774T3
ES2046774T3 ES199090900079T ES90900079T ES2046774T3 ES 2046774 T3 ES2046774 T3 ES 2046774T3 ES 199090900079 T ES199090900079 T ES 199090900079T ES 90900079 T ES90900079 T ES 90900079T ES 2046774 T3 ES2046774 T3 ES 2046774T3
Authority
ES
Spain
Prior art keywords
internal resistance
measuring
circuit
lambda probe
probe
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
ES199090900079T
Other languages
English (en)
Inventor
Manfred Grabs
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=6373417&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2046774(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Application granted granted Critical
Publication of ES2046774T3 publication Critical patent/ES2046774T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01N27/416—Systems
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Measurement Of Resistance Or Impedance (AREA)

Abstract

EL INVENTO CONSISTE EN UNA CONEXION PARA MEDICION DE LA RESISTENCIA INTERIOR DE UNA SONDA LAMBDA (10). SE UNE POR UNA PIEZA DE CAPA BLOQUEANTE (16) PARA LA CARGA SELECTIVA DE LA SONDA. LA CARGA DE LA SONDA, POR UNA CAPA BLOQUEANTE, TIENE LA VENTAJA DE QUE PUEDE EMPRENDERSE UNA MEDICION DE RESISTENCIA INTERIOR, EN UNA ZONA MUY AMPLIA DE ALGUNOS OHMIOS HASTA ALGUNOS MOHMIOS, DE FORMA SENCILLA.
ES199090900079T 1989-02-04 1990-01-10 Circuito para la medicion de la resistencia interna de una sonda lambda. Expired - Lifetime ES2046774T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3903314A DE3903314A1 (de) 1989-02-04 1989-02-04 Schaltung zum messen des innenwiderstandes einer lambdasonde

Publications (1)

Publication Number Publication Date
ES2046774T3 true ES2046774T3 (es) 1994-02-01

Family

ID=6373417

Family Applications (1)

Application Number Title Priority Date Filing Date
ES199090900079T Expired - Lifetime ES2046774T3 (es) 1989-02-04 1990-01-10 Circuito para la medicion de la resistencia interna de una sonda lambda.

Country Status (8)

Country Link
US (1) US5091698A (es)
EP (1) EP0418329B1 (es)
JP (1) JP2810541B2 (es)
KR (1) KR0169088B1 (es)
BR (1) BR9004929A (es)
DE (2) DE3903314A1 (es)
ES (1) ES2046774T3 (es)
WO (1) WO1990008953A1 (es)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4113316C2 (de) * 1991-04-24 2003-09-11 Bosch Gmbh Robert Anschlußschaltung für eine Lambdasonde und Prüfverfahren für eine solche Schaltung
DE4137626A1 (de) * 1991-11-15 1993-05-19 Bosch Gmbh Robert Anschlussschaltung fuer eine sauerstoffsonde und pruefverfahren fuer richtigen sondenanschluss
US5219228A (en) * 1992-05-11 1993-06-15 General Motors Corporation Exhaust gas temperature measuring system utilizing existing oxygen sensor
US5392643A (en) * 1993-11-22 1995-02-28 Chrysler Corporation Oxygen heater sensor diagnostic routine
DE4409708A1 (de) * 1994-03-22 1995-09-28 Teves Gmbh Alfred Schaltungsanordnung zur Aufbereitung und A/D-Wandlung eines analogen Signals
US5549280A (en) * 1995-06-06 1996-08-27 Vesuvius Crucible Company Probe system for reliably monitoring a condition in a metallurgical process
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
US6679238B2 (en) 2002-03-19 2004-01-20 General Motors Corporation Exhaust gas temperature determination and oxygen sensor heater control
US6856147B2 (en) * 2003-01-15 2005-02-15 Daimlerchrysler Corporation Resistive load measurement system
DE10331158B3 (de) * 2003-07-10 2005-08-25 Robert Bosch Gmbh Verfahren und elektronischer Schaltkreis eines elektrischen Kontaktes
DE102012213068A1 (de) * 2012-07-25 2014-01-30 Robert Bosch Gmbh Verfahren und Fehlersimulator zur Überprüfung der Fehlererkennung eines Steuergerätes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5950863B2 (ja) * 1976-10-08 1984-12-11 日産自動車株式会社 空燃比の制御方法およびその装置
DE3117790A1 (de) * 1981-05-06 1982-11-25 Robert Bosch Gmbh, 7000 Stuttgart Verfahren und vorrichtung zur temperaturmessung bei sauerstoffsonden
KR880000160B1 (ko) * 1983-10-14 1988-03-12 미쓰비시전기 주식회사 기관의 공연비 제어 장치
JPH063431B2 (ja) * 1984-02-08 1994-01-12 三菱電機株式会社 機関の空燃比センサ
JPH063432B2 (ja) * 1984-02-08 1994-01-12 三菱電機株式会社 機関の空燃比センサ
DE3637304A1 (de) * 1986-08-23 1988-05-05 Vdo Schindling Verfahren und schaltungsanordnung zur erkennung der betriebsbereitschaft einer sauerstoffmesssonde
DE3644472A1 (de) * 1986-10-30 1988-07-07 Vdo Schindling Verfahren und schaltungsanordnung zur erkennung der betriebsbereitschaft einer sauerstoffmesssonde

Also Published As

Publication number Publication date
KR910700452A (ko) 1991-03-15
WO1990008953A1 (de) 1990-08-09
DE3903314A1 (de) 1990-08-09
KR0169088B1 (ko) 1999-03-30
DE59003140D1 (de) 1993-11-25
BR9004929A (pt) 1991-08-06
US5091698A (en) 1992-02-25
EP0418329B1 (de) 1993-10-20
EP0418329A1 (de) 1991-03-27
JP2810541B2 (ja) 1998-10-15
JPH03503935A (ja) 1991-08-29

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