JP6595745B1 - ガスセンサ - Google Patents

ガスセンサ Download PDF

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Publication number
JP6595745B1
JP6595745B1 JP2019524093A JP2019524093A JP6595745B1 JP 6595745 B1 JP6595745 B1 JP 6595745B1 JP 2019524093 A JP2019524093 A JP 2019524093A JP 2019524093 A JP2019524093 A JP 2019524093A JP 6595745 B1 JP6595745 B1 JP 6595745B1
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JP
Japan
Prior art keywords
chamber
cell
sensor
target component
measurement
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Expired - Fee Related
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JP2019524093A
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English (en)
Japanese (ja)
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JPWO2019131776A1 (ja
Inventor
邦彦 中垣
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
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NGK Insulators Ltd
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Publication of JPWO2019131776A1 publication Critical patent/JPWO2019131776A1/ja
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    • 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
    • G01N27/419—Measuring voltages or currents with a combination of oxygen pumping cells and oxygen concentration 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
    • G01N27/403—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
    • 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
    • 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
    • G01N27/4075—Composition or fabrication of the electrodes and coatings thereon, e.g. catalysts
    • G01N27/4076—Reference electrodes or reference mixtures
    • 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
    • G01N27/409—Oxygen concentration 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

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  • 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)
JP2019524093A 2017-12-26 2018-12-26 ガスセンサ Expired - Fee Related JP6595745B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017249914 2017-12-26
JP2017249914 2017-12-26
PCT/JP2018/047885 WO2019131776A1 (ja) 2017-12-26 2018-12-26 ガスセンサ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2019176038A Division JP7148471B2 (ja) 2017-12-26 2019-09-26 ガスセンサ

Publications (2)

Publication Number Publication Date
JP6595745B1 true JP6595745B1 (ja) 2019-10-23
JPWO2019131776A1 JPWO2019131776A1 (ja) 2019-12-26

Family

ID=67067558

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2019524093A Expired - Fee Related JP6595745B1 (ja) 2017-12-26 2018-12-26 ガスセンサ
JP2019176038A Active JP7148471B2 (ja) 2017-12-26 2019-09-26 ガスセンサ

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2019176038A Active JP7148471B2 (ja) 2017-12-26 2019-09-26 ガスセンサ

Country Status (5)

Country Link
US (1) US11125719B2 (enExample)
EP (1) EP3620784A4 (enExample)
JP (2) JP6595745B1 (enExample)
CN (1) CN111492236B (enExample)
WO (1) WO2019131776A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102019203707B3 (de) 2019-03-19 2020-07-02 Vitesco Technologies GmbH Verfahren zum Ermitteln eines Fehlers eines Abgassensors einer Brennkraftmaschine
DE102019203704B4 (de) * 2019-03-19 2023-10-26 Vitesco Technologies GmbH Verfahren zum Steuern des Betriebs eines mit zwei Messpfaden ausgestatteten Abgassensors einer Brennkraftmaschine zum Ermitteln eines Fehlers des Abgassensors durch Vergleich der Pumpströme beider Messpfade
DE102019204771A1 (de) * 2019-04-03 2020-10-08 Vitesco Technologies GmbH Verfahren zum Ermitteln des Ammoniakanteils im Abgas einer Brennkraftmaschine und Abgassensor hierfür
DE102019209456B3 (de) 2019-06-28 2020-06-18 Vitesco Technologies GmbH Verfahren zum signal-optimierten Betreiben eines NOx/NH3-Abgassensors für eine Brennkraftmaschine
JP7349397B2 (ja) * 2020-03-19 2023-09-22 日本碍子株式会社 ガスセンサセット及び被測定ガス中の複数目的成分の濃度測定方法
JP2021152520A (ja) * 2020-03-19 2021-09-30 日本碍子株式会社 ガスセンサ
DE102021001401A1 (de) * 2020-03-19 2021-09-23 Ngk Insulators, Ltd. Gassensor

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001133447A (ja) * 1999-11-02 2001-05-18 Ngk Insulators Ltd ガス分析方法およびそのための装置
US20090242426A1 (en) * 2005-06-23 2009-10-01 Siemens Vdo Automotive Ag Gas Sensor
US20100161242A1 (en) * 2008-12-18 2010-06-24 Delphi Technologies, Inc. Exhaust gas sensing system and method for determining concentrations of exhaust gas constituents
JP2012173014A (ja) * 2011-02-17 2012-09-10 Ngk Spark Plug Co Ltd ＮＯｘ濃度の検出装置およびその検出方法
JP2013221931A (ja) * 2012-04-19 2013-10-28 Ngk Spark Plug Co Ltd マルチガスセンサおよびマルチガスセンサ装置
WO2017222002A1 (ja) * 2016-06-23 2017-12-28 日本碍子株式会社 ガスセンサ及び被測定ガス中の複数目的成分の濃度測定方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3537628B2 (ja) * 1996-05-16 2004-06-14 日本碍子株式会社 窒素酸化物の測定方法
JP3544437B2 (ja) * 1996-09-19 2004-07-21 日本碍子株式会社 ガスセンサ
JPH112620A (ja) * 1997-06-13 1999-01-06 Ngk Insulators Ltd ガスセンサ
JPH1114589A (ja) * 1997-06-23 1999-01-22 Ngk Insulators Ltd ガスセンサ
US20070080074A1 (en) 2005-10-07 2007-04-12 Delphi Technologies, Inc. Multicell ammonia sensor and method of use thereof
DE102008006633A1 (de) * 2008-01-29 2009-07-30 Volkswagen Ag Sensor zur Konzentrationsbestimmung von im Abgas enthaltenen Bestandteilen und Verfahren zum Betreiben eines Sensors
JP5240432B2 (ja) 2008-03-28 2013-07-17 国立大学法人九州大学 炭化水素濃度測定用センサ素子、および炭化水素濃度測定方法
JP5204160B2 (ja) * 2009-09-03 2013-06-05 日本特殊陶業株式会社 マルチガスセンサの制御方法及びマルチガスセンサの制御装置
DE102009047697A1 (de) * 2009-12-09 2011-06-16 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erfassung einer Gasspezies
JP2012198247A (ja) * 2012-07-24 2012-10-18 Ngk Insulators Ltd ガスセンサおよびＮＯｘセンサ
JP2013068632A (ja) 2012-12-11 2013-04-18 Kyushu Univ 炭化水素濃度測定用センサ素子、および炭化水素濃度測定方法
JP6401644B2 (ja) 2014-03-31 2018-10-10 日本碍子株式会社 ガスセンサ
JP6311686B2 (ja) * 2015-10-08 2018-04-18 トヨタ自動車株式会社 多ガス検出装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001133447A (ja) * 1999-11-02 2001-05-18 Ngk Insulators Ltd ガス分析方法およびそのための装置
US20090242426A1 (en) * 2005-06-23 2009-10-01 Siemens Vdo Automotive Ag Gas Sensor
US20100161242A1 (en) * 2008-12-18 2010-06-24 Delphi Technologies, Inc. Exhaust gas sensing system and method for determining concentrations of exhaust gas constituents
JP2012173014A (ja) * 2011-02-17 2012-09-10 Ngk Spark Plug Co Ltd ＮＯｘ濃度の検出装置およびその検出方法
JP2013221931A (ja) * 2012-04-19 2013-10-28 Ngk Spark Plug Co Ltd マルチガスセンサおよびマルチガスセンサ装置
WO2017222002A1 (ja) * 2016-06-23 2017-12-28 日本碍子株式会社 ガスセンサ及び被測定ガス中の複数目的成分の濃度測定方法

Also Published As

Publication number Publication date
US11125719B2 (en) 2021-09-21
CN111492236A (zh) 2020-08-04
JPWO2019131776A1 (ja) 2019-12-26
EP3620784A4 (en) 2020-07-22
US20200103368A1 (en) 2020-04-02
JP2019215380A (ja) 2019-12-19
JP7148471B2 (ja) 2022-10-05
CN111492236B (zh) 2022-11-18
EP3620784A1 (en) 2020-03-11
WO2019131776A1 (ja) 2019-07-04

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