GB2194846B - An oxygen concentration measuring device - Google Patents

An oxygen concentration measuring device

Info

Publication number
GB2194846B
GB2194846B GB8720705A GB8720705A GB2194846B GB 2194846 B GB2194846 B GB 2194846B GB 8720705 A GB8720705 A GB 8720705A GB 8720705 A GB8720705 A GB 8720705A GB 2194846 B GB2194846 B GB 2194846B
Authority
GB
United Kingdom
Prior art keywords
measuring device
oxygen concentration
concentration measuring
oxygen
measuring
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
GB8720705A
Other languages
English (en)
Other versions
GB2194846A (en
GB8720705D0 (en
Inventor
Toru Kodachi
Jun Usami
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 Insulators Ltd filed Critical NGK Insulators Ltd
Publication of GB8720705D0 publication Critical patent/GB8720705D0/en
Publication of GB2194846A publication Critical patent/GB2194846A/en
Application granted granted Critical
Publication of GB2194846B publication Critical patent/GB2194846B/en
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
    • 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)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
GB8720705A 1986-09-04 1987-09-03 An oxygen concentration measuring device Expired - Fee Related GB2194846B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61206686A JPS6363962A (ja) 1986-09-04 1986-09-04 工業用酸素濃度測定装置

Publications (3)

Publication Number Publication Date
GB8720705D0 GB8720705D0 (en) 1987-10-07
GB2194846A GB2194846A (en) 1988-03-16
GB2194846B true GB2194846B (en) 1990-07-04

Family

ID=16527433

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8720705A Expired - Fee Related GB2194846B (en) 1986-09-04 1987-09-03 An oxygen concentration measuring device

Country Status (3)

Country Link
JP (1) JPS6363962A (enrdf_load_stackoverflow)
DE (1) DE3729337A1 (enrdf_load_stackoverflow)
GB (1) GB2194846B (enrdf_load_stackoverflow)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE68923734T2 (de) * 1988-05-24 1996-01-18 Gte Laboratories Inc Gasfühlelement.
DE3908393A1 (de) * 1989-03-15 1990-09-27 Bosch Gmbh Robert Sensorelement fuer grenzstromsensoren zur bestimmung des (lambda)-wertes von gasgemischen
DE4226537C2 (de) * 1992-08-11 2003-03-27 Bosch Gmbh Robert Polarographischer Sensor
DE4343089A1 (de) * 1993-12-17 1995-06-29 Bosch Gmbh Robert Planares Sensorelement auf Festelektrolytbasis
GB9402018D0 (en) * 1994-02-02 1994-03-30 British Gas Plc Apparatus for detecting faults in a combustion sensor
US5558752A (en) * 1995-04-28 1996-09-24 General Motors Corporation Exhaust gas sensor diagnostic
JP3692183B2 (ja) * 1996-06-28 2005-09-07 日本碍子株式会社 ガスセンサ及びガス濃度制御器
JPH1114589A (ja) * 1997-06-23 1999-01-22 Ngk Insulators Ltd ガスセンサ
DE19840888A1 (de) * 1998-09-09 2000-03-16 Bosch Gmbh Robert Meßfühler zum Bestimmen einer Sauerstoffkonzentration in einem Gasgemisch
DE10049685A1 (de) * 2000-10-07 2002-04-11 Volkswagen Ag Verfahren und Vorrichtung zur Eigendiagnose eines NOX-Sensors
DE10340146A1 (de) * 2003-08-25 2005-03-24 E.G.O. Elektro-Gerätebau GmbH Verfahren und Vorrichtung zur Auswertung eines Gases, insbesondere zur Steuerung eines Elektrogeräts
CN101281162B (zh) * 2008-05-21 2011-02-16 宁波大学 变频型氧传感器
WO2015189975A1 (ja) * 2014-06-13 2015-12-17 日本オイルポンプ株式会社 酸素濃度センサー

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1577048A (en) * 1976-03-26 1980-10-15 Bosch Gmbh Robert Methods and apparatusfor switching-on and/or switching-off a regulating device operating with a sensor
GB1594247A (en) * 1976-12-28 1981-07-30 Nissan Motor Exhaust gas sensor temperature detection system
EP0068323A2 (en) * 1981-06-25 1983-01-05 Nissan Motor Co., Ltd. System for feedback control of air/fuel ratio in IC engine with means to control current supply to oxygen sensor
EP0138170A2 (en) * 1983-10-14 1985-04-24 Mitsubishi Denki Kabushiki Kaisha Air-to-fuel ratio detector for engines
GB2188433A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188435A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188434A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188436A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55698B2 (enrdf_load_stackoverflow) * 1973-03-26 1980-01-09
DE2913866C2 (de) * 1979-04-06 1987-03-12 Robert Bosch Gmbh, 7000 Stuttgart Meßfühler für die Bestimmung von Bestandteilen in strömenden Gasen
JPS6012834A (ja) * 1983-07-04 1985-01-23 Nec Corp 光切替回路
EP0150182A4 (en) * 1983-07-18 1985-12-19 Ford Motor Co MEASURING AN EXTENDED RANGE OF AIR / FUEL RATIO.
JPS60188840A (ja) * 1984-03-08 1985-09-26 Hitachi Ltd 酸素濃度検出装置
JPS60224051A (ja) * 1984-04-23 1985-11-08 Nissan Motor Co Ltd 空燃比検出装置

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1577048A (en) * 1976-03-26 1980-10-15 Bosch Gmbh Robert Methods and apparatusfor switching-on and/or switching-off a regulating device operating with a sensor
GB1594247A (en) * 1976-12-28 1981-07-30 Nissan Motor Exhaust gas sensor temperature detection system
EP0068323A2 (en) * 1981-06-25 1983-01-05 Nissan Motor Co., Ltd. System for feedback control of air/fuel ratio in IC engine with means to control current supply to oxygen sensor
EP0138170A2 (en) * 1983-10-14 1985-04-24 Mitsubishi Denki Kabushiki Kaisha Air-to-fuel ratio detector for engines
GB2188433A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188435A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188434A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor
GB2188436A (en) * 1986-03-27 1987-09-30 Honda Motor Co Ltd Method of abnormality detection for oxygen concentration sensor

Also Published As

Publication number Publication date
JPS6363962A (ja) 1988-03-22
DE3729337C2 (enrdf_load_stackoverflow) 1991-10-17
DE3729337A1 (de) 1988-04-07
GB2194846A (en) 1988-03-16
GB8720705D0 (en) 1987-10-07

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19950903