DE102020005911A1 - Gassensor - Google Patents

Gassensor Download PDF

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Publication number
DE102020005911A1
DE102020005911A1 DE102020005911.2A DE102020005911A DE102020005911A1 DE 102020005911 A1 DE102020005911 A1 DE 102020005911A1 DE 102020005911 A DE102020005911 A DE 102020005911A DE 102020005911 A1 DE102020005911 A1 DE 102020005911A1
Authority
DE
Germany
Prior art keywords
gas
protective cover
sensor
element chamber
sensor element
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
DE102020005911.2A
Other languages
German (de)
English (en)
Inventor
Fumiya Takahashi
Takeshi Omori
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 DE102020005911A1 publication Critical patent/DE102020005911A1/de
Pending legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • G01N33/0011—Sample conditioning
    • G01N33/0021—Sample conditioning involving the use of a carrier gas for transport to the sensor
    • 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

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
DE102020005911.2A 2019-10-03 2020-09-28 Gassensor Pending DE102020005911A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-183076 2019-10-03
JP2019183076A JP7261718B2 (ja) 2019-10-03 2019-10-03 ガスセンサ

Publications (1)

Publication Number Publication Date
DE102020005911A1 true DE102020005911A1 (de) 2021-04-08

Family

ID=74876056

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102020005911.2A Pending DE102020005911A1 (de) 2019-10-03 2020-09-28 Gassensor

Country Status (4)

Country Link
US (1) US11460456B2 (https=)
JP (1) JP7261718B2 (https=)
CN (1) CN112611837A (https=)
DE (1) DE102020005911A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7239434B2 (ja) * 2019-10-03 2023-03-14 日本碍子株式会社 ガスセンサ及び保護カバー

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4426084B2 (ja) * 2000-11-22 2010-03-03 日本特殊陶業株式会社 ガスセンサ
JP4765865B2 (ja) * 2006-09-21 2011-09-07 株式会社デンソー ガスセンサ
JP4262743B2 (ja) 2006-12-28 2009-05-13 日本碍子株式会社 ＮＯｘ分解電極及びＮＯｘセンサの製造方法
JP5436774B2 (ja) 2007-12-25 2014-03-05 古河電気工業株式会社 多層プリント基板およびその製造方法
JP2011158262A (ja) * 2010-01-29 2011-08-18 Ngk Spark Plug Co Ltd ガスセンサ
JP5396429B2 (ja) * 2010-05-18 2014-01-22 日本碍子株式会社 ガス濃度検出センサー
JP5890765B2 (ja) * 2011-11-18 2016-03-22 日本碍子株式会社 ガスセンサ
JP5993782B2 (ja) 2012-04-17 2016-09-14 日本特殊陶業株式会社 ガスセンサ
JP6047974B2 (ja) * 2012-07-24 2016-12-21 三菱自動車工業株式会社 ガスセンサの保護カバー構造
CN203241368U (zh) * 2013-03-08 2013-10-16 苏爱芳 气体传感器保护罩
EP3006931B1 (en) * 2013-05-31 2018-12-12 NGK Insulators, Ltd. Gas sensor
JP6276662B2 (ja) * 2013-10-16 2018-02-07 日本特殊陶業株式会社 ガスセンサ
JP6269348B2 (ja) * 2014-06-30 2018-01-31 株式会社デンソー ガスセンサ
JP6654416B2 (ja) * 2014-12-02 2020-02-26 日本碍子株式会社 ガスセンサ
JP6740024B2 (ja) 2016-06-17 2020-08-12 日本碍子株式会社 ガスセンサ
JP6850556B2 (ja) * 2016-06-17 2021-03-31 日本碍子株式会社 ガスセンサ
JP6740023B2 (ja) * 2016-06-17 2020-08-12 日本碍子株式会社 ガスセンサ
JP6968009B2 (ja) 2018-03-13 2021-11-17 日本碍子株式会社 ガスセンサの被水試験装置及び方法

Also Published As

Publication number Publication date
US20210102927A1 (en) 2021-04-08
CN112611837A (zh) 2021-04-06
JP2021060220A (ja) 2021-04-15
US11460456B2 (en) 2022-10-04
JP7261718B2 (ja) 2023-04-20

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Legal Events

Date Code Title Description
R012 Request for examination validly filed
R081 Change of applicant/patentee

Owner name: NGK INSULATORS, LTD., NAGOYA-CITY, JP

Free format text: FORMER OWNER: NGK INSULATORS, LTD., NAGOYA-CITY, AICHI-PREF., JP

R082 Change of representative

Representative=s name: MUELLER-BORE & PARTNER PATENTANWAELTE PARTG MB, DE