DE4391637T1 - Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine - Google Patents

Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine

Info

Publication number
DE4391637T1
DE4391637T1 DE4391637T DE4391637T DE4391637T1 DE 4391637 T1 DE4391637 T1 DE 4391637T1 DE 4391637 T DE4391637 T DE 4391637T DE 4391637 T DE4391637 T DE 4391637T DE 4391637 T1 DE4391637 T1 DE 4391637T1
Authority
DE
Germany
Prior art keywords
air
combustion engine
internal combustion
fuel ratio
ratio 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.)
Pending
Application number
DE4391637T
Other languages
English (en)
Other versions
DE4391637C2 (de
Inventor
Frank W Hunt
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of DE4391637T1 publication Critical patent/DE4391637T1/de
Pending 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
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • G01N27/41—Oxygen pumping cells
    • 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)
DE4391637T 1992-04-13 1993-04-13 Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine Pending DE4391637T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/867,380 US5234569A (en) 1992-04-13 1992-04-13 Air/fuel ratio sensor for an internal combustion engine
PCT/JP1993/000465 WO1993021521A1 (en) 1992-04-13 1993-04-13 Air-fuel ratio sensor for internal combustion

Publications (1)

Publication Number Publication Date
DE4391637T1 true DE4391637T1 (de) 1994-10-20

Family

ID=25349682

Family Applications (2)

Application Number Title Priority Date Filing Date
DE4391637T Pending DE4391637T1 (de) 1992-04-13 1993-04-13 Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine
DE4391637A Expired - Fee Related DE4391637C2 (de) 1992-04-13 1993-04-13 Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE4391637A Expired - Fee Related DE4391637C2 (de) 1992-04-13 1993-04-13 Sensor für das Luft-/Brennstoff-Verhältnis einer Verbrennungskraftmaschine

Country Status (5)

Country Link
US (1) US5234569A (de)
JP (1) JP2940164B2 (de)
KR (1) KR100260651B1 (de)
DE (2) DE4391637T1 (de)
WO (1) WO1993021521A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09318594A (ja) * 1996-03-25 1997-12-12 Ngk Insulators Ltd ガスセンサおよび被測定ガス中の特定成分量の測定方法
DE19853595C1 (de) * 1998-11-20 2000-08-24 Dornier Gmbh Verfahren und Meßwandler zur Detektion des Sauerstoffgehaltes in einem Gas
DE102006041184A1 (de) * 2006-09-01 2008-03-06 Robert Bosch Gmbh Schaltungsanordnung zum Betreiben einer Führungssonde
US7527038B2 (en) 2007-04-02 2009-05-05 Hitachi, Ltd Method and apparatus for attenuating fuel pump noise in a direct injection internal combustion chamber
US7406946B1 (en) 2007-04-02 2008-08-05 Hitachi, Ltd. Method and apparatus for attenuating fuel pump noise in a direct injection internal combustion chamber
US20110073492A1 (en) * 2007-12-26 2011-03-31 Streamline Automation, Llc Voltammetric Biological Sensor
EP2300812B1 (de) 2008-07-10 2016-11-02 Robert Bosch GmbH Sensorelement und verfahren zur bestimmung von gaskomponenten in gasgemischen sowie deren verwendung

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5832156A (ja) * 1981-08-20 1983-02-25 Shimadzu Corp 特定物質の濃度センサ−
US4578172A (en) * 1983-12-15 1986-03-25 Ngk Spark Plug Co. Air/fuel ratio detector
JPH0623729B2 (ja) * 1985-05-29 1994-03-30 日本碍子株式会社 酸素センサ素子
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
US4950380A (en) * 1989-08-01 1990-08-21 Kabushiki Kaisha Riken Limiting current-type oxygen sensor
JPH03120456A (ja) * 1989-10-04 1991-05-22 Tokuyama Soda Co Ltd 酸素センサ

Also Published As

Publication number Publication date
JP2940164B2 (ja) 1999-08-25
WO1993021521A1 (en) 1993-10-28
US5234569A (en) 1993-08-10
DE4391637C2 (de) 1998-04-16
KR940701543A (ko) 1994-05-28
KR100260651B1 (ko) 2000-08-01

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