DE3108305A1 - "polarographischer messfuehler zur bestimmung des lambda-aequivalenzpunktes in abgasen" - Google Patents
"polarographischer messfuehler zur bestimmung des lambda-aequivalenzpunktes in abgasen"Info
- Publication number
- DE3108305A1 DE3108305A1 DE19813108305 DE3108305A DE3108305A1 DE 3108305 A1 DE3108305 A1 DE 3108305A1 DE 19813108305 DE19813108305 DE 19813108305 DE 3108305 A DE3108305 A DE 3108305A DE 3108305 A1 DE3108305 A1 DE 3108305A1
- Authority
- DE
- Germany
- Prior art keywords
- cathode
- partial
- lambda
- electrodes
- sensor according
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 title claims abstract description 9
- 238000009792 diffusion process Methods 0.000 claims abstract description 5
- 239000007784 solid electrolyte Substances 0.000 claims abstract 3
- 230000004888 barrier function Effects 0.000 claims abstract 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 8
- 229910052697 platinum Inorganic materials 0.000 claims description 4
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 229910002076 stabilized zirconia Inorganic materials 0.000 claims 1
- 238000005524 ceramic coating Methods 0.000 abstract 1
- 238000006243 chemical reaction Methods 0.000 description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 229910052596 spinel Inorganic materials 0.000 description 1
- 239000011029 spinel 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
- G01N27/416—Systems
- G01N27/48—Systems using polarography, i.e. measuring changes in current under a slowly-varying voltage
-
- 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
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)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813108305 DE3108305A1 (de) | 1981-03-05 | 1981-03-05 | "polarographischer messfuehler zur bestimmung des lambda-aequivalenzpunktes in abgasen" |
| JP57032498A JPS57158548A (en) | 1981-03-05 | 1982-03-03 | Polarography measuring feeler for measuring ramda equivalence point in waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19813108305 DE3108305A1 (de) | 1981-03-05 | 1981-03-05 | "polarographischer messfuehler zur bestimmung des lambda-aequivalenzpunktes in abgasen" |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3108305A1 true DE3108305A1 (de) | 1982-09-16 |
| DE3108305C2 DE3108305C2 (enrdf_load_stackoverflow) | 1988-11-03 |
Family
ID=6126392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813108305 Granted DE3108305A1 (de) | 1981-03-05 | 1981-03-05 | "polarographischer messfuehler zur bestimmung des lambda-aequivalenzpunktes in abgasen" |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS57158548A (enrdf_load_stackoverflow) |
| DE (1) | DE3108305A1 (enrdf_load_stackoverflow) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3323241A1 (de) * | 1983-06-28 | 1985-01-03 | Koertvelyessy Laszlo | Sauerstoffsonde mit keramikgeschuetzter gaselektrode |
| DE3437442A1 (de) * | 1984-10-12 | 1986-04-17 | Brown, Boveri & Cie Ag, 6800 Mannheim | Messvorrichtung zur kontrolle und regelung von verbrennungsprozessen |
| WO1989002073A1 (en) * | 1987-08-25 | 1989-03-09 | Robert Bosch Gmbh | Limiting current-type sensor for polarographic measurement |
| WO1994004911A1 (de) * | 1992-08-11 | 1994-03-03 | Robert Bosch Gmbh | Polarographischer sensor |
| WO2007104619A1 (de) * | 2006-03-13 | 2007-09-20 | Robert Bosch Gmbh | Gassensor |
| WO2012101212A1 (de) * | 2011-01-28 | 2012-08-02 | Continental Automotive Gmbh | Sensorelement und verfahren zum erfassen eines parameters eines gasgemischs in einem gasraum |
-
1981
- 1981-03-05 DE DE19813108305 patent/DE3108305A1/de active Granted
-
1982
- 1982-03-03 JP JP57032498A patent/JPS57158548A/ja active Pending
Non-Patent Citations (1)
| Title |
|---|
| NICHTS ERMITTELT * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3323241A1 (de) * | 1983-06-28 | 1985-01-03 | Koertvelyessy Laszlo | Sauerstoffsonde mit keramikgeschuetzter gaselektrode |
| DE3323241C3 (de) * | 1983-06-28 | 1998-11-12 | Thermo Control Koertvelyessy G | Sauerstoffsonde mit keramikgeschützter Elektrode |
| DE3437442A1 (de) * | 1984-10-12 | 1986-04-17 | Brown, Boveri & Cie Ag, 6800 Mannheim | Messvorrichtung zur kontrolle und regelung von verbrennungsprozessen |
| WO1989002073A1 (en) * | 1987-08-25 | 1989-03-09 | Robert Bosch Gmbh | Limiting current-type sensor for polarographic measurement |
| WO1994004911A1 (de) * | 1992-08-11 | 1994-03-03 | Robert Bosch Gmbh | Polarographischer sensor |
| US5507174A (en) * | 1992-08-11 | 1996-04-16 | Robert Bosch Gmbh | Polarographic sensor |
| WO2007104619A1 (de) * | 2006-03-13 | 2007-09-20 | Robert Bosch Gmbh | Gassensor |
| WO2012101212A1 (de) * | 2011-01-28 | 2012-08-02 | Continental Automotive Gmbh | Sensorelement und verfahren zum erfassen eines parameters eines gasgemischs in einem gasraum |
| CN103339499A (zh) * | 2011-01-28 | 2013-10-02 | 大陆汽车有限责任公司 | 用于测定气室内的气体混合物的参数的传感器元件和方法 |
| CN103339499B (zh) * | 2011-01-28 | 2015-05-20 | 大陆汽车有限责任公司 | 用于测定气室内的气体混合物的参数的传感器元件和方法 |
| US9829457B2 (en) | 2011-01-28 | 2017-11-28 | Continental Automotive Gmbh | Sensor element and a method for detecting a parameter of a gas mixture in a gas chamber |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3108305C2 (enrdf_load_stackoverflow) | 1988-11-03 |
| JPS57158548A (en) | 1982-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: G01N 27/50 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |