JPH07122627B2 - 酸素濃度センサ用ヒータの制御装置 - Google Patents

酸素濃度センサ用ヒータの制御装置

Info

Publication number
JPH07122627B2
JPH07122627B2 JP62317789A JP31778987A JPH07122627B2 JP H07122627 B2 JPH07122627 B2 JP H07122627B2 JP 62317789 A JP62317789 A JP 62317789A JP 31778987 A JP31778987 A JP 31778987A JP H07122627 B2 JPH07122627 B2 JP H07122627B2
Authority
JP
Japan
Prior art keywords
heater
resistance value
oxygen concentration
power
concentration 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 - Lifetime
Application number
JP62317789A
Other languages
English (en)
Japanese (ja)
Other versions
JPH01158335A (ja
Inventor
正和 二宮
克哉 前田
啓介 塚本
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP62317789A priority Critical patent/JPH07122627B2/ja
Priority to DE19883842287 priority patent/DE3842287A1/de
Publication of JPH01158335A publication Critical patent/JPH01158335A/ja
Publication of JPH07122627B2 publication Critical patent/JPH07122627B2/ja
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
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4067—Means for heating or controlling the temperature of the solid electrolyte
    • 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
    • F02D41/1494—Control of sensor heater
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2474—Characteristics of sensors
    • 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
    • F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
    • F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
    • F02D41/2425—Particular ways of programming the data
    • F02D41/2429—Methods of calibrating or learning
    • F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
    • F02D41/2454—Learning of the air-fuel ratio control
    • 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
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
JP62317789A 1987-12-16 1987-12-16 酸素濃度センサ用ヒータの制御装置 Expired - Lifetime JPH07122627B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP62317789A JPH07122627B2 (ja) 1987-12-16 1987-12-16 酸素濃度センサ用ヒータの制御装置
DE19883842287 DE3842287A1 (de) 1987-12-16 1988-12-15 Heizelement-steuersystem fuer sauerstoffkonzentrationssensoren

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62317789A JPH07122627B2 (ja) 1987-12-16 1987-12-16 酸素濃度センサ用ヒータの制御装置

Publications (2)

Publication Number Publication Date
JPH01158335A JPH01158335A (ja) 1989-06-21
JPH07122627B2 true JPH07122627B2 (ja) 1995-12-25

Family

ID=18092060

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62317789A Expired - Lifetime JPH07122627B2 (ja) 1987-12-16 1987-12-16 酸素濃度センサ用ヒータの制御装置

Country Status (2)

Country Link
JP (1) JPH07122627B2 (enrdf_load_stackoverflow)
DE (1) DE3842287A1 (enrdf_load_stackoverflow)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4300530C2 (de) * 1993-01-12 2001-02-08 Bosch Gmbh Robert System zum Betreiben eines Heizelements für einen keramischen Sensor in einem Kraftfahrzeug
DE4344961B4 (de) * 1993-12-30 2004-05-06 Robert Bosch Gmbh Auswertevorrichtung für das Signal einer Sauerstoffsonde
JP3487009B2 (ja) * 1994-08-05 2004-01-13 株式会社デンソー 酸素センサのヒータ制御装置
JP3265895B2 (ja) * 1995-02-20 2002-03-18 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
DE19513490A1 (de) * 1995-04-14 1996-10-17 Roth Technik Gmbh Beheizbarer Gassensor
JP3303638B2 (ja) 1995-12-05 2002-07-22 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
JP3275672B2 (ja) 1995-12-06 2002-04-15 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
IT1285863B1 (it) * 1996-05-08 1998-06-24 Magneti Marelli Spa Circuito di controllo per un riscaldatore a resistenza variabile associato ad un sensore di ossigeno nei gas di scarico.
JP3304766B2 (ja) * 1996-06-24 2002-07-22 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
JP3067646B2 (ja) * 1996-06-24 2000-07-17 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
JP3344220B2 (ja) * 1996-06-25 2002-11-11 トヨタ自動車株式会社 空燃比センサのヒータ制御装置
DE19719390A1 (de) * 1997-05-07 1998-11-12 Bayerische Motoren Werke Ag Verfahren zur Überprüfung der Funktionsfähigkeit der elektrischen Heizung einer Lambda-Sonde im Abgasrohr einer Brennkraftmaschine
DE19944181A1 (de) * 1999-09-15 2001-04-12 Bosch Gmbh Robert Sensor zur Bestimmung der Konzentration von Gaskomponenten in Gasgemischen
DE10062470A1 (de) * 2000-12-14 2002-06-20 Bayerische Motoren Werke Ag Elektrisch angesteuertes und hydraulisch oder pneumatisch arbeitendes Gerät, insbesondere für ein Kfz-Lenkhilfskraftsystem
DE102014216977A1 (de) * 2014-08-26 2016-03-03 Continental Automotive Gmbh Verfahren, Vorrichtung, Computerprogramm und Computerprogrammprodukt zum Überprüfen eines Sauerstoffsensors

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58124943A (ja) * 1982-01-21 1983-07-25 Toyota Central Res & Dev Lab Inc マイクロヒ−タ付き限界電流式酸素センサとそれを用いた限界電流式酸素濃度検出装置
JPS59190651A (ja) * 1983-04-13 1984-10-29 Toyota Motor Corp 酸素センサの加熱制御装置

Also Published As

Publication number Publication date
JPH01158335A (ja) 1989-06-21
DE3842287A1 (de) 1989-08-10
DE3842287C2 (enrdf_load_stackoverflow) 1992-06-04

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Legal Events

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