DE68928441T2 - Ein Feuchtigkeitssensor unter Verwendung einer elektrochemischen Zelle - Google Patents

Ein Feuchtigkeitssensor unter Verwendung einer elektrochemischen Zelle

Info

Publication number
DE68928441T2
DE68928441T2 DE68928441T DE68928441T DE68928441T2 DE 68928441 T2 DE68928441 T2 DE 68928441T2 DE 68928441 T DE68928441 T DE 68928441T DE 68928441 T DE68928441 T DE 68928441T DE 68928441 T2 DE68928441 T2 DE 68928441T2
Authority
DE
Germany
Prior art keywords
electrochemical cell
moisture sensor
moisture
sensor
electrochemical
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
DE68928441T
Other languages
English (en)
Other versions
DE68928441D1 (de
Inventor
Yagi Hideaki
Horii Katsuhiko
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
Priority claimed from JP63301909A external-priority patent/JPH0820411B2/ja
Priority claimed from JP63301908A external-priority patent/JP2788640B2/ja
Priority claimed from JP15502488U external-priority patent/JPH0295852U/ja
Application filed by NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Publication of DE68928441D1 publication Critical patent/DE68928441D1/de
Application granted granted Critical
Publication of DE68928441T2 publication Critical patent/DE68928441T2/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
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/4065—Circuit arrangements specially adapted therefor
    • 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
    • G01N27/4071—Cells and probes with solid electrolytes for investigating or analysing gases using sensor elements of laminated structure
    • 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
    • G01N27/4071—Cells and probes with solid electrolytes for investigating or analysing gases using sensor elements of laminated structure
    • G01N27/4072—Cells and probes with solid electrolytes for investigating or analysing gases using sensor elements of laminated structure characterized by the diffusion barrier

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)
DE68928441T 1988-11-29 1989-11-29 Ein Feuchtigkeitssensor unter Verwendung einer elektrochemischen Zelle Expired - Fee Related DE68928441T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP63301909A JPH0820411B2 (ja) 1988-11-29 1988-11-29 酸素センサを用いた湿度測定方法および湿度測定装置
JP63301908A JP2788640B2 (ja) 1988-11-29 1988-11-29 気体濃度検出用センサ
JP15502488U JPH0295852U (de) 1988-11-29 1988-11-29

Publications (2)

Publication Number Publication Date
DE68928441D1 DE68928441D1 (de) 1997-12-18
DE68928441T2 true DE68928441T2 (de) 1998-03-12

Family

ID=27320757

Family Applications (2)

Application Number Title Priority Date Filing Date
DE68928441T Expired - Fee Related DE68928441T2 (de) 1988-11-29 1989-11-29 Ein Feuchtigkeitssensor unter Verwendung einer elektrochemischen Zelle
DE68929412T Expired - Fee Related DE68929412T2 (de) 1988-11-29 1989-11-29 Verfahren zur Bestimmung der Referenzstromstärke bei Nullfeuchtigheit für einen Feuchtigheitssensor unter Verwendung einer elektrochemischen Zelle

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE68929412T Expired - Fee Related DE68929412T2 (de) 1988-11-29 1989-11-29 Verfahren zur Bestimmung der Referenzstromstärke bei Nullfeuchtigheit für einen Feuchtigheitssensor unter Verwendung einer elektrochemischen Zelle

Country Status (3)

Country Link
US (1) US5348630A (de)
EP (2) EP0371774B1 (de)
DE (2) DE68928441T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2857229B2 (ja) * 1990-06-19 1999-02-17 日本特殊陶業株式会社 酸素センサを用いた湿度測定方法
ES2100126B1 (es) * 1995-06-01 1998-02-16 Univ Valladolid Camara climatica para medida y control de humedad por debajo de 0c y por encima de 100 c.
JPH09257746A (ja) * 1996-03-21 1997-10-03 Ngk Spark Plug Co Ltd 限界電流式ガスセンサのクリーニング方法とその方法を利用したガス濃度検出装置
AUPO855897A0 (en) * 1997-08-13 1997-09-04 Usf Filtration And Separations Group Inc. Automatic analysing apparatus II
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
DE102006011480A1 (de) * 2006-03-13 2007-09-20 Robert Bosch Gmbh Gassensor
US9109523B2 (en) 2013-01-18 2015-08-18 Ford Global Technologies, Llc Methods and systems for humidity and PCV flow detection via an exhaust gas sensor
US8857155B2 (en) 2013-01-18 2014-10-14 Ford Global Technologies, Llc Methods and systems for humidity detection via an exhaust gas sensor
US9057330B2 (en) 2013-01-18 2015-06-16 Ford Global Technologies, Llc Methods and systems for humidity detection via an exhaust gas sensor
DE102014216482B4 (de) 2013-08-22 2024-05-29 Ford Global Technologies, Llc Verfahren und systeme zur feuchtigkeitsdetektion über einen abgassensor
US9234476B2 (en) 2014-04-14 2016-01-12 Ford Global Technologies, Llc Methods and systems for determining a fuel concentration in engine oil using an intake oxygen sensor
US9441564B2 (en) 2014-04-14 2016-09-13 Ford Global Technologies, Llc Methods and systems for adjusting EGR based on an impact of PCV hydrocarbons on an intake oxygen sensor
US9840975B2 (en) 2014-11-12 2017-12-12 Ford Global Technologies, Llc Method and system for secondary fluid injection control in an engine
JP6952578B2 (ja) * 2017-11-02 2021-10-20 株式会社東芝 酸素濃度計測装置および酸素濃度計測方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3691023A (en) * 1970-12-15 1972-09-12 Westinghouse Electric Corp Method for polarographic measurement of oxygen partial pressure
US4158166A (en) * 1976-11-24 1979-06-12 Westinghouse Electric Corp. Combustibles analyzer
DE2711880C2 (de) * 1977-03-18 1985-01-17 Robert Bosch Gmbh, 7000 Stuttgart Polarographischer Meßfühler zum Messen der Sauerstoffkonzentration und Verfahren zu seiner Herstellung
FR2444272A1 (fr) * 1978-12-12 1980-07-11 Thomson Csf Capteur electrochimique des concentrations d'especes dans un melange fluide du type a electrode de reference interne de pression partielle
DE2937048C2 (de) * 1979-09-13 1986-12-04 Robert Bosch Gmbh, 7000 Stuttgart Elektrochemischer Meßfühler für die Bestimmung des Sauerstoffgehaltes in Gasen, insbesondere in Abgasen von Brennkraftmaschinen
DE3017947A1 (de) * 1980-05-10 1981-11-12 Bosch Gmbh Robert Elektrochemischer messfuehler fuer die bestimmung des sauerstoffgehaltes in gasen und verfahren zum herstellen von sensorelementen fuer derartige messfuehler
JPS58142252A (ja) * 1982-02-19 1983-08-24 Hitachi Ltd 結露感知素子
US4505807A (en) * 1982-02-22 1985-03-19 Ngk Spark Plug Co., Ltd. Oxygen sensor
JPS58148946A (ja) * 1982-02-27 1983-09-05 Nissan Motor Co Ltd 空燃比検出器
US4578174A (en) * 1983-05-09 1986-03-25 Ngk Insulators, Ltd. Oxygen sensor with heater
JPS6024445A (ja) * 1983-07-20 1985-02-07 Toyota Motor Corp 空燃比検出器
JPS6046457A (ja) * 1983-08-23 1985-03-13 Sanyo Electric Co Ltd 湿度検出器
US4571285A (en) * 1984-05-29 1986-02-18 Fujikura Ltd. Oxygen sensor for and method of determining concentration of oxygen
JPS62150152A (ja) * 1985-12-24 1987-07-04 Fujikura Ltd 気体濃度測定方法
JPH0676990B2 (ja) * 1986-09-30 1994-09-28 日本碍子株式会社 高温ガス中の二酸化炭素および水分測定装置
US5080765A (en) * 1989-12-20 1992-01-14 Gte Laboratories Incorporated Method for determining identification and concentration of an atmospheric component

Also Published As

Publication number Publication date
DE68928441D1 (de) 1997-12-18
EP0371774A2 (de) 1990-06-06
EP0371774A3 (en) 1990-08-29
US5348630A (en) 1994-09-20
DE68929412T2 (de) 2002-10-17
EP0737860A3 (de) 1997-01-08
DE68929412D1 (de) 2002-08-08
EP0737860B1 (de) 2002-07-03
EP0371774B1 (de) 1997-11-12
EP0737860A2 (de) 1996-10-16

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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