DE4305412A1 - - Google Patents
Info
- Publication number
- DE4305412A1 DE4305412A1 DE4305412A DE4305412A DE4305412A1 DE 4305412 A1 DE4305412 A1 DE 4305412A1 DE 4305412 A DE4305412 A DE 4305412A DE 4305412 A DE4305412 A DE 4305412A DE 4305412 A1 DE4305412 A1 DE 4305412A1
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- gas
- electrodes
- nox
- chamber
- 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.)
- Withdrawn
Links
- 239000007789 gas Substances 0.000 claims description 61
- 229910052760 oxygen Inorganic materials 0.000 claims description 28
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 26
- 239000001301 oxygen Substances 0.000 claims description 26
- 238000000354 decomposition reaction Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 15
- 239000003792 electrolyte Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 238000005086 pumping Methods 0.000 claims description 7
- 239000002001 electrolyte material Substances 0.000 claims description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 19
- 239000000203 mixture Substances 0.000 description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 229910052697 platinum Inorganic materials 0.000 description 9
- 239000007787 solid Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 4
- 229910001233 yttria-stabilized zirconia Inorganic materials 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 238000007650 screen-printing Methods 0.000 description 3
- 239000007784 solid electrolyte Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- 238000003421 catalytic decomposition reaction Methods 0.000 description 2
- 229910001882 dioxygen Inorganic materials 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 206010053567 Coagulopathies Diseases 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 description 1
- -1 N 2 O Chemical class 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 229910000420 cerium oxide Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000035602 clotting Effects 0.000 description 1
- 238000002848 electrochemical method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 150000002941 palladium compounds Chemical class 0.000 description 1
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052703 rhodium Inorganic materials 0.000 description 1
- 239000010948 rhodium Substances 0.000 description 1
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- G01N27/4073—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
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Electrochemistry (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Measuring Oxygen Concentration In Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/843,877 US5217588A (en) | 1992-02-27 | 1992-02-27 | Method and apparatus for sensing NOx |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE4305412A1 true DE4305412A1 (enExample) | 1993-09-16 |
Family
ID=25291220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE4305412A Withdrawn DE4305412A1 (enExample) | 1992-02-27 | 1993-02-22 |
Country Status (3)
| Country | Link |
|---|---|
| US (2) | US5217588A (enExample) |
| JP (1) | JPH0618480A (enExample) |
| DE (1) | DE4305412A1 (enExample) |
Families Citing this family (43)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE513477C2 (sv) * | 1993-11-08 | 2000-09-18 | Volvo Ab | Sensor för detektering av kväveoxidföreningar |
| US5397442A (en) * | 1994-03-09 | 1995-03-14 | Gas Research Institute | Sensor and method for accurately measuring concentrations of oxide compounds in gas mixtures |
| US5672811A (en) * | 1994-04-21 | 1997-09-30 | Ngk Insulators, Ltd. | Method of measuring a gas component and sensing device for measuring the gas component |
| JP2885336B2 (ja) * | 1994-04-21 | 1999-04-19 | 日本碍子株式会社 | 被測定ガス中のＮＯｘ濃度の測定方法及び測定装置 |
| GB2288874A (en) * | 1994-04-28 | 1995-11-01 | Univ Middlesex Serv Ltd | Reducing gas analysis apparatus |
| US6143165A (en) * | 1994-07-28 | 2000-11-07 | Kabushiki Kaisha Riken | Nox sensor |
| US5879526A (en) * | 1994-11-08 | 1999-03-09 | Robert Bosch Gmbh | Electrochemical measuring sensor for determining nitrogen oxides in gas mixtures |
| US5554269A (en) * | 1995-04-11 | 1996-09-10 | Gas Research Institute | Nox sensor using electrochemical reactions and differential pulse voltammetry (DPV) |
| US6051123A (en) * | 1995-06-15 | 2000-04-18 | Gas Research Institute | Multi-functional and NOx sensor for combustion systems |
| JP3272215B2 (ja) | 1995-10-20 | 2002-04-08 | 日本碍子株式会社 | ＮＯｘセンサ及びＮＯｘ測定方法 |
| JP3050781B2 (ja) * | 1995-10-20 | 2000-06-12 | 日本碍子株式会社 | 被測定ガス中の所定ガス成分の測定方法及び測定装置 |
| US5948964A (en) * | 1995-10-20 | 1999-09-07 | Ngk Insulators, Ltd. | NOx sensor and method of measuring NOx |
| JP3671100B2 (ja) * | 1996-02-23 | 2005-07-13 | 日本碍子株式会社 | 酸化物センサ |
| JP3623065B2 (ja) * | 1996-02-23 | 2005-02-23 | 日本碍子株式会社 | 窒素酸化物センサ |
| JP3647181B2 (ja) * | 1996-02-23 | 2005-05-11 | 日本碍子株式会社 | 窒素酸化物の測定方法 |
| JP3619344B2 (ja) * | 1996-02-23 | 2005-02-09 | 日本碍子株式会社 | 窒素酸化物の測定装置 |
| JP3537983B2 (ja) * | 1996-03-21 | 2004-06-14 | 日本碍子株式会社 | ガスセンサ |
| JP3488591B2 (ja) * | 1996-03-28 | 2004-01-19 | 日本碍子株式会社 | 酸化物センサ |
| JP3128114B2 (ja) * | 1996-04-08 | 2001-01-29 | 株式会社リケン | 窒素酸化物検出装置 |
| 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 |
| JP3563399B2 (ja) * | 1996-05-30 | 2004-09-08 | 日本碍子株式会社 | ガス分析計 |
| US6071393A (en) * | 1996-05-31 | 2000-06-06 | Ngk Spark Plug Co., Ltd. | Nitrogen oxide concentration sensor |
| JP3293741B2 (ja) * | 1996-06-06 | 2002-06-17 | 株式会社リケン | ＮＯｘセンサ |
| JP3863974B2 (ja) * | 1996-10-31 | 2006-12-27 | 株式会社日本自動車部品総合研究所 | ガス検出装置 |
| US6695964B1 (en) | 1996-12-02 | 2004-02-24 | Ngk Spark Plug Co., Ltd. | Method and apparatus for measuring NOx gas concentration |
| DE69703018T2 (de) | 1996-12-02 | 2001-05-03 | Ngk Spark Plug Co., Ltd. | Verfahren und Vorrichtung zur Messung der Stickstoffoxidkonzentration |
| EP0851225B8 (en) * | 1996-12-29 | 2009-07-01 | Ngk Spark Plug Co., Ltd | Exhaust gas sensor system |
| US6228252B1 (en) | 1997-02-13 | 2001-05-08 | Ngk Spark Plug Co. Ltd. | Apparatus for detecting concentration of nitrogen oxide |
| JP3583890B2 (ja) * | 1997-03-04 | 2004-11-04 | 日本碍子株式会社 | ガスセンサ及びガスセンサの制御方法 |
| US6290840B1 (en) | 1997-03-04 | 2001-09-18 | Ngk Insulators, Ltd. | Gas sensor and method for controlling gas sensor |
| US6068747A (en) * | 1997-03-10 | 2000-05-30 | Denso Corporation | Solid electrolyte gas sensor |
| EP1077375B1 (en) | 1997-03-21 | 2012-06-20 | Ngk Spark Plug Co., Ltd | Method and apparatus for measuring NOx gas concentration |
| US6303011B1 (en) * | 1997-06-23 | 2001-10-16 | Kabushiki Kaisha Riken | Gas sensor |
| JP3648063B2 (ja) * | 1997-09-22 | 2005-05-18 | 日本特殊陶業株式会社 | ガスセンサとそれを用いたガスセンサシステム、及びガスセンサの製造方法 |
| WO2001029552A1 (en) * | 1999-10-20 | 2001-04-26 | Delphi Technologies, Inc. | Gas sensor design and method for using the same |
| US6797138B1 (en) * | 1999-10-20 | 2004-09-28 | Delphi Technologies, Inc. | Gas senior design and method for forming the same |
| DE10048031B4 (de) * | 2000-09-26 | 2004-04-29 | Epiq Sensor-Nite N.V. | Verfahren zur Bestimmung des NOx-Gehaltes eines Messgases |
| DE10053107C2 (de) * | 2000-10-26 | 2003-02-06 | Bosch Gmbh Robert | Elektrochemisches Sensorelement |
| US6598596B2 (en) | 2001-09-28 | 2003-07-29 | University Of Florida | Solid state potentiometric gaseous oxide sensor |
| GB0224267D0 (en) * | 2002-10-18 | 2002-11-27 | Univ Middlesex Serv Ltd | Sensors |
| JP4165652B2 (ja) * | 2004-07-26 | 2008-10-15 | 日本碍子株式会社 | ガスセンサ |
| US7678329B2 (en) * | 2004-09-24 | 2010-03-16 | Babcock & Wilcox Technical Services Y-12, Llc | NOx sensing devices having conductive oxide electrodes |
| US8012323B2 (en) * | 2008-03-12 | 2011-09-06 | Uchicago Argonne, Llc | Compact electrochemical bifunctional NOx/O2 sensors with internal reference for high temperature applications |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2773237A (en) * | 1950-05-31 | 1956-12-04 | Standard Oil Co | Direct reading system for metal ion determination |
| JPS58153155A (ja) * | 1982-03-09 | 1983-09-12 | Ngk Spark Plug Co Ltd | 酸素センサ |
| DE3513761A1 (de) * | 1985-04-17 | 1986-10-23 | Bayer Diagnostic & Electronic | Elektrochemischer messfuehler |
| US4769124A (en) * | 1985-08-10 | 1988-09-06 | Honda Giken Kogyo Kabushiki Kaisha | Oxygen concentration detection device having a pair of oxygen pump units with a simplified construction |
| JPH0814570B2 (ja) * | 1986-02-07 | 1996-02-14 | 日本特殊陶業株式会社 | 空燃比センサ |
| JPH0672861B2 (ja) * | 1986-08-04 | 1994-09-14 | 日本碍子株式会社 | ＮＯｘセンサ |
| US4880519A (en) * | 1988-05-24 | 1989-11-14 | Gte Laboratories Incorporated | Gas sensor element |
| US4909072A (en) * | 1988-07-22 | 1990-03-20 | Ford Motor Company | Measurement and control of exhaust gas recirculation with an oxygen pumping device |
| US5034107A (en) * | 1989-12-12 | 1991-07-23 | Gte Laboratories Incorporated | Method for sensing nitrous oxide |
| US5080765A (en) * | 1989-12-20 | 1992-01-14 | Gte Laboratories Incorporated | Method for determining identification and concentration of an atmospheric component |
-
1992
- 1992-02-27 US US07/843,877 patent/US5217588A/en not_active Expired - Fee Related
- 1992-11-10 US US07/974,051 patent/US5304294A/en not_active Expired - Lifetime
-
1993
- 1993-02-22 DE DE4305412A patent/DE4305412A1/de not_active Withdrawn
- 1993-02-26 JP JP5061275A patent/JPH0618480A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| US5304294A (en) | 1994-04-19 |
| US5217588A (en) | 1993-06-08 |
| JPH0618480A (ja) | 1994-01-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8139 | Disposal/non-payment of the annual fee |