DE69021819D1 - Luft/Kraftstoffverhältnisfühler. - Google Patents

Luft/Kraftstoffverhältnisfühler.

Info

Publication number
DE69021819D1
DE69021819D1 DE69021819T DE69021819T DE69021819D1 DE 69021819 D1 DE69021819 D1 DE 69021819D1 DE 69021819 T DE69021819 T DE 69021819T DE 69021819 T DE69021819 T DE 69021819T DE 69021819 D1 DE69021819 D1 DE 69021819D1
Authority
DE
Germany
Prior art keywords
air
fuel ratio
ratio sensor
sensor
fuel
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
DE69021819T
Other languages
English (en)
Other versions
DE69021819T2 (de
Inventor
Nobuhiro Hayakawa
Tessyo Yamada
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug Co Ltd
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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of DE69021819D1 publication Critical patent/DE69021819D1/de
Application granted granted Critical
Publication of DE69021819T2 publication Critical patent/DE69021819T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes

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)
  • Measuring Oxygen Concentration In Cells (AREA)
DE69021819T 1989-10-13 1990-10-12 Luft/Kraftstoffverhältnisfühler. Expired - Fee Related DE69021819T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1266678A JP2744088B2 (ja) 1989-10-13 1989-10-13 空燃比センサ

Publications (2)

Publication Number Publication Date
DE69021819D1 true DE69021819D1 (de) 1995-09-28
DE69021819T2 DE69021819T2 (de) 1996-01-18

Family

ID=17434175

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69021819T Expired - Fee Related DE69021819T2 (de) 1989-10-13 1990-10-12 Luft/Kraftstoffverhältnisfühler.

Country Status (4)

Country Link
US (1) US5174885A (de)
EP (1) EP0422665B1 (de)
JP (1) JP2744088B2 (de)
DE (1) DE69021819T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4313251C2 (de) * 1993-04-23 2003-03-27 Bosch Gmbh Robert Sensorelement zur Bestimmung der Gaskomponentenkonzentration
KR0176212B1 (ko) * 1995-10-26 1999-05-15 이형도 A/f 센서의 자기진단 방법 및 장치
US6071393A (en) * 1996-05-31 2000-06-06 Ngk Spark Plug Co., Ltd. Nitrogen oxide concentration sensor
DE69725937T2 (de) * 1996-07-31 2004-05-13 NGK Spark Plug Co., Ltd., Nagoya Temperaturregelung für eine Lambda-Sonde mit grossem Messbereich
JPH1073564A (ja) * 1996-08-29 1998-03-17 Ngk Spark Plug Co Ltd 全領域空燃比センサの活性状態検出方法及び装置
DE69720647T2 (de) * 1996-11-06 2003-10-30 Ngk Spark Plug Co Verfahren und Vorrichtung zum Feststellen der Verschlechterung des Betriebs einer Lambda-Sonde mit grossem Messbereich
JP3873381B2 (ja) * 1997-06-19 2007-01-24 株式会社デンソー 積層型空燃比センサ
JPH11166911A (ja) * 1997-12-04 1999-06-22 Denso Corp 空燃比センサ
JP3534612B2 (ja) 1998-05-18 2004-06-07 日本特殊陶業株式会社 平面型限界電流式センサ
JP4123895B2 (ja) * 2001-12-20 2008-07-23 株式会社デンソー ガスセンサ素子及びその製造方法，再生方法
JP4050593B2 (ja) 2002-11-01 2008-02-20 日本特殊陶業株式会社 ガスセンサ素子及びこれを用いたガスセンサ
US7211180B2 (en) * 2003-02-10 2007-05-01 Robert Bosch Corporation Contamination-resistant gas sensor element
US8906214B2 (en) * 2003-02-10 2014-12-09 Robert Bosch Gmbh Contamination-resistant gas sensor element
US20090101502A1 (en) * 2003-02-10 2009-04-23 Robert Bosch Gmbh Thermal Shock Resistant Gas Sensor Element
JP4653546B2 (ja) * 2004-06-14 2011-03-16 株式会社デンソー ガスセンサ素子
DE602006016526D1 (de) * 2005-07-01 2010-10-14 Ngk Spark Plug Co Mehrzelliger Gassensor mit Heizung
DE102005054144A1 (de) * 2005-11-14 2007-05-16 Bosch Gmbh Robert Gassensor
DE102009027378A1 (de) * 2009-07-01 2011-01-05 Robert Bosch Gmbh Verfahren und Diagnosevorrichtung zur Diagnose einer beheizbaren Abgassonde einer Brennkraftmaschine
JP2011227061A (ja) 2010-03-29 2011-11-10 Ngk Insulators Ltd ガスセンサ
US9297791B2 (en) 2012-12-20 2016-03-29 Robert Bosch Gmbh Gas sensor with thermal shock protection
JP6203650B2 (ja) * 2014-01-24 2017-09-27 日本特殊陶業株式会社 ガスセンサ素子及びガスセンサ
EP3341957B1 (de) * 2015-10-14 2020-08-26 SFC Fluidics, Inc Messung von elektrischen signalen zur detektion des vorhandenseins oder des flusses elektroaktiver spezies in lösung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4505807A (en) * 1982-02-22 1985-03-19 Ngk Spark Plug Co., Ltd. Oxygen sensor
DE3482745D1 (de) * 1983-11-18 1990-08-23 Ngk Insulators Ltd Elektrochemische vorrichtung mit einem messfuehlelement.
JPS6147155A (ja) * 1984-08-14 1986-03-07 Daiichi Seimo Kk アミノ酸の製造法
US4568443A (en) * 1984-09-06 1986-02-04 Mitsubishi Denki Kabushiki Kaisha Air-to-fuel ratio sensor
JPH067118B2 (ja) * 1985-02-25 1994-01-26 日本特殊陶業株式会社 空燃比センサ−
JPS61195338A (ja) * 1985-02-25 1986-08-29 Ngk Spark Plug Co Ltd 空燃比センサ−
GB2183042B (en) * 1985-09-27 1989-09-20 Ngk Spark Plug Co Air/fuel ratio sensor
JPH0814570B2 (ja) * 1986-02-07 1996-02-14 日本特殊陶業株式会社 空燃比センサ
JPH07111412B2 (ja) * 1986-12-27 1995-11-29 日本特殊陶業株式会社 空燃比センサ
JP2659793B2 (ja) * 1988-04-01 1997-09-30 日本特殊陶業株式会社 空燃比検出素子

Also Published As

Publication number Publication date
EP0422665A3 (en) 1991-11-21
JPH03128451A (ja) 1991-05-31
EP0422665A2 (de) 1991-04-17
JP2744088B2 (ja) 1998-04-28
US5174885A (en) 1992-12-29
DE69021819T2 (de) 1996-01-18
EP0422665B1 (de) 1995-08-23

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee