JP7311992B2 - ガスセンサ及びセンサ素子 - Google Patents

ガスセンサ及びセンサ素子 Download PDF

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Publication number
JP7311992B2
JP7311992B2 JP2019059956A JP2019059956A JP7311992B2 JP 7311992 B2 JP7311992 B2 JP 7311992B2 JP 2019059956 A JP2019059956 A JP 2019059956A JP 2019059956 A JP2019059956 A JP 2019059956A JP 7311992 B2 JP7311992 B2 JP 7311992B2
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Japan
Prior art keywords
gas
electrode
measured
internal space
concentration
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JP2019059956A
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Japanese (ja)
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JP2020159881A (ja
JP2020159881A5 (enExample
Inventor
拓 岡本
修 中曽根
信和 生駒
紀子 平田
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NGK Insulators Ltd
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NGK Insulators Ltd
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Priority to JP2019059956A priority Critical patent/JP7311992B2/ja
Priority to DE102020001706.1A priority patent/DE102020001706B4/de
Priority to US16/819,813 priority patent/US20200309727A1/en
Priority to CN202010180266.4A priority patent/CN111751427A/zh
Publication of JP2020159881A publication Critical patent/JP2020159881A/ja
Publication of JP2020159881A5 publication Critical patent/JP2020159881A5/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
    • G01N27/403—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
    • 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
    • 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
    • G01N27/403—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
    • G01N27/4073—Composition or fabrication of the solid electrolyte
    • G01N27/4074—Composition or fabrication of the solid electrolyte for detection of gases other than oxygen
    • 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
    • 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
    • G01N27/4077—Means for protecting the electrolyte or the electrodes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0037—NOx
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0054—Ammonia
    • 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)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
JP2019059956A 2019-03-27 2019-03-27 ガスセンサ及びセンサ素子 Active JP7311992B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019059956A JP7311992B2 (ja) 2019-03-27 2019-03-27 ガスセンサ及びセンサ素子
DE102020001706.1A DE102020001706B4 (de) 2019-03-27 2020-03-13 Gassensor und sensorelement
US16/819,813 US20200309727A1 (en) 2019-03-27 2020-03-16 Gas sensor and sensor element
CN202010180266.4A CN111751427A (zh) 2019-03-27 2020-03-16 气体传感器以及传感器元件

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019059956A JP7311992B2 (ja) 2019-03-27 2019-03-27 ガスセンサ及びセンサ素子

Publications (3)

Publication Number Publication Date
JP2020159881A JP2020159881A (ja) 2020-10-01
JP2020159881A5 JP2020159881A5 (enExample) 2021-12-09
JP7311992B2 true JP7311992B2 (ja) 2023-07-20

Family

ID=72605472

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2019059956A Active JP7311992B2 (ja) 2019-03-27 2019-03-27 ガスセンサ及びセンサ素子

Country Status (4)

Country Link
US (1) US20200309727A1 (enExample)
JP (1) JP7311992B2 (enExample)
CN (1) CN111751427A (enExample)
DE (1) DE102020001706B4 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7590277B2 (ja) 2020-12-09 2024-11-26 日本碍子株式会社 ガスセンサ
CN114624306B (zh) * 2020-12-09 2024-03-29 日本碍子株式会社 气体传感器
DE102022106164A1 (de) * 2021-03-29 2022-09-29 Ngk Insulators, Ltd. Sensorelement

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000074879A (ja) 1998-09-02 2000-03-14 Toyota Central Res & Dev Lab Inc 酸素及び窒素酸化物ガス検出装置
JP2004037417A (ja) 2002-07-08 2004-02-05 Toyota Central Res & Dev Lab Inc ガス濃度測定装置とガス濃度測定方法
US20040112765A1 (en) 2001-02-10 2004-06-17 Ulrich Alkemade Gas sensor and method for measuring a gas component in a gas mixture
JP2014190940A (ja) 2013-03-28 2014-10-06 Ngk Insulators Ltd ポンプセルの内部電極の製法及びポンプセル

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3878339B2 (ja) * 1997-11-14 2007-02-07 株式会社リケン 窒素酸化物センサ
US7153412B2 (en) 2001-12-28 2006-12-26 Kabushiki Kaisha Toyota Chuo Kenkyusho Electrodes, electrochemical elements, gas sensors, and gas measurement methods
US8168060B2 (en) * 2007-06-04 2012-05-01 Ford Global Technologies, Llc System and method for improving accuracy of a gas sensor
US10046276B2 (en) * 2014-09-24 2018-08-14 Ngk Spark Plug Co., Ltd. Sensor control method and sensor control apparatus
JP6594230B2 (ja) * 2015-03-06 2019-10-23 日本碍子株式会社 センサ素子及びガスセンサ
JP6447569B2 (ja) * 2016-05-02 2019-01-09 トヨタ自動車株式会社 窒素酸化物センサの制御装置
JP6447568B2 (ja) 2016-05-02 2019-01-09 トヨタ自動車株式会社 窒素酸化物センサ
JP6669616B2 (ja) * 2016-09-09 2020-03-18 日本碍子株式会社 ガスセンサ
JP6737680B2 (ja) * 2016-10-12 2020-08-12 日本碍子株式会社 ガスセンサ
JP6761774B2 (ja) * 2017-03-30 2020-09-30 日本碍子株式会社 センサ素子及びガスセンサ

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000074879A (ja) 1998-09-02 2000-03-14 Toyota Central Res & Dev Lab Inc 酸素及び窒素酸化物ガス検出装置
US20040112765A1 (en) 2001-02-10 2004-06-17 Ulrich Alkemade Gas sensor and method for measuring a gas component in a gas mixture
JP2004518150A (ja) 2001-02-10 2004-06-17 ローベルト　ボツシユ　ゲゼルシヤフト　ミツト　ベシユレンクテル　ハフツング ガスセンサー
JP2004037417A (ja) 2002-07-08 2004-02-05 Toyota Central Res & Dev Lab Inc ガス濃度測定装置とガス濃度測定方法
JP2014190940A (ja) 2013-03-28 2014-10-06 Ngk Insulators Ltd ポンプセルの内部電極の製法及びポンプセル

Also Published As

Publication number Publication date
CN111751427A (zh) 2020-10-09
DE102020001706B4 (de) 2025-12-11
DE102020001706A1 (de) 2020-10-01
US20200309727A1 (en) 2020-10-01
JP2020159881A (ja) 2020-10-01

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