DE112018002188T5 - Gassensor - Google Patents
Gassensor Download PDFInfo
- Publication number
- DE112018002188T5 DE112018002188T5 DE112018002188.2T DE112018002188T DE112018002188T5 DE 112018002188 T5 DE112018002188 T5 DE 112018002188T5 DE 112018002188 T DE112018002188 T DE 112018002188T DE 112018002188 T5 DE112018002188 T5 DE 112018002188T5
- Authority
- DE
- Germany
- Prior art keywords
- gas
- resistance layer
- gas sensor
- diffusion resistance
- diffusion
- 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
Links
- 238000009792 diffusion process Methods 0.000 claims abstract description 227
- 239000007784 solid electrolyte Substances 0.000 claims abstract description 30
- 238000005259 measurement Methods 0.000 claims abstract description 17
- AHKZTVQIVOEVFO-UHFFFAOYSA-N oxide(2-) Chemical compound [O-2] AHKZTVQIVOEVFO-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000011148 porous material Substances 0.000 claims description 57
- 239000007789 gas Substances 0.000 description 219
- 239000010410 layer Substances 0.000 description 98
- 239000000523 sample Substances 0.000 description 38
- 230000003068 static effect Effects 0.000 description 24
- 239000000919 ceramic Substances 0.000 description 17
- 239000000446 fuel Substances 0.000 description 15
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 12
- 239000001301 oxygen Substances 0.000 description 12
- 229910052760 oxygen Inorganic materials 0.000 description 12
- 238000001514 detection method Methods 0.000 description 10
- 239000002245 particle Substances 0.000 description 9
- 239000000758 substrate Substances 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 7
- 238000002485 combustion reaction Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 7
- 230000004043 responsiveness Effects 0.000 description 7
- 238000000746 purification Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 6
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 5
- 229910001928 zirconium oxide Inorganic materials 0.000 description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000035699 permeability Effects 0.000 description 3
- 230000010349 pulsation Effects 0.000 description 3
- 230000009257 reactivity Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 238000004438 BET method Methods 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 229910052743 krypton Inorganic materials 0.000 description 1
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000005394 sealing glass Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Images
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
- G01N27/407—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
- G01N27/4073—Composition or fabrication of the solid electrolyte
-
- 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
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)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017087445A JP6809361B2 (ja) | 2017-04-26 | 2017-04-26 | ガスセンサ |
| JP2017-087445 | 2017-04-26 | ||
| PCT/JP2018/016635 WO2018199101A1 (ja) | 2017-04-26 | 2018-04-24 | ガスセンサ |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112018002188T5 true DE112018002188T5 (de) | 2020-01-09 |
Family
ID=63918438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112018002188.2T Pending DE112018002188T5 (de) | 2017-04-26 | 2018-04-24 | Gassensor |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US11467120B2 (enExample) |
| JP (1) | JP6809361B2 (enExample) |
| CN (1) | CN110546493B (enExample) |
| DE (1) | DE112018002188T5 (enExample) |
| WO (1) | WO2018199101A1 (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7215440B2 (ja) * | 2020-02-05 | 2023-01-31 | 株式会社デンソー | ガスセンサ素子 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000065782A (ja) | 1998-08-25 | 2000-03-03 | Denso Corp | 積層型空燃比センサ素子 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02189454A (ja) * | 1989-01-18 | 1990-07-25 | Toyota Motor Corp | 酸素濃度センサ |
| US6210641B1 (en) * | 1997-07-09 | 2001-04-03 | Denso Corporation | Air-fuel ratio control system and gas sensor for engines |
| JP3832437B2 (ja) * | 2002-04-03 | 2006-10-11 | 株式会社デンソー | ガスセンサ素子 |
| JP4715375B2 (ja) * | 2005-08-03 | 2011-07-06 | 株式会社デンソー | ガスセンサ素子の製造方法及びガスセンサ素子 |
| JP2007101353A (ja) * | 2005-10-04 | 2007-04-19 | Denso Corp | ガスセンサ |
| JP4800853B2 (ja) * | 2005-12-28 | 2011-10-26 | 株式会社デンソー | ガスセンサ素子 |
| JP4923948B2 (ja) * | 2006-01-05 | 2012-04-25 | 株式会社デンソー | ガスセンサ素子 |
| JP5556434B2 (ja) * | 2009-06-26 | 2014-07-23 | 日産自動車株式会社 | ガス拡散電極およびその製造方法、ならびに膜電極接合体およびその製造方法 |
| JP5075937B2 (ja) * | 2010-03-31 | 2012-11-21 | 日本碍子株式会社 | ガスセンサ素子及びその製造方法 |
| JP6380278B2 (ja) * | 2014-09-16 | 2018-08-29 | 株式会社デンソー | ガスセンサ |
-
2017
- 2017-04-26 JP JP2017087445A patent/JP6809361B2/ja active Active
-
2018
- 2018-04-24 WO PCT/JP2018/016635 patent/WO2018199101A1/ja not_active Ceased
- 2018-04-24 DE DE112018002188.2T patent/DE112018002188T5/de active Pending
- 2018-04-24 CN CN201880027091.4A patent/CN110546493B/zh active Active
-
2019
- 2019-10-25 US US16/663,516 patent/US11467120B2/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000065782A (ja) | 1998-08-25 | 2000-03-03 | Denso Corp | 積層型空燃比センサ素子 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6809361B2 (ja) | 2021-01-06 |
| US20200057018A1 (en) | 2020-02-20 |
| JP2018185234A (ja) | 2018-11-22 |
| CN110546493A (zh) | 2019-12-06 |
| US11467120B2 (en) | 2022-10-11 |
| WO2018199101A1 (ja) | 2018-11-01 |
| CN110546493B (zh) | 2022-04-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed |