DE102008002734A1 - Lambdasonde - Google Patents
Lambdasonde Download PDFInfo
- Publication number
- DE102008002734A1 DE102008002734A1 DE200810002734 DE102008002734A DE102008002734A1 DE 102008002734 A1 DE102008002734 A1 DE 102008002734A1 DE 200810002734 DE200810002734 DE 200810002734 DE 102008002734 A DE102008002734 A DE 102008002734A DE 102008002734 A1 DE102008002734 A1 DE 102008002734A1
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- lambda probe
- oxygen
- oxygen storage
- probe 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.)
- Withdrawn
Links
- 239000000523 sample Substances 0.000 title claims abstract description 64
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 97
- 239000001301 oxygen Substances 0.000 claims abstract description 96
- 239000007789 gas Substances 0.000 claims abstract description 89
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 88
- 238000002485 combustion reaction Methods 0.000 claims abstract description 13
- 239000007784 solid electrolyte Substances 0.000 claims abstract description 9
- 230000004888 barrier function Effects 0.000 claims description 26
- 238000009792 diffusion process Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 22
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000005086 pumping Methods 0.000 description 32
- 239000003570 air Substances 0.000 description 16
- -1 oxygen ion Chemical class 0.000 description 6
- 238000011161 development Methods 0.000 description 5
- 230000018109 developmental process Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 239000012080 ambient air Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000003054 catalyst Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 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
- 206010021143 Hypoxia Diseases 0.000 description 1
- 235000019687 Lamb Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000037427 ion transport Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 150000002926 oxygen Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 230000032258 transport Effects 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
- G01N27/4075—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)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200810002734 DE102008002734A1 (de) | 2008-06-27 | 2008-06-27 | Lambdasonde |
| CN2008801300059A CN102077083A (zh) | 2008-06-27 | 2008-11-27 | 在基准通道中包含λ探测器的氧气存储器 |
| PCT/EP2008/066338 WO2009156007A1 (de) | 2008-06-27 | 2008-11-27 | Lambdasonde enthaltend einen sauerstoffspeicher im referenzkanal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE200810002734 DE102008002734A1 (de) | 2008-06-27 | 2008-06-27 | Lambdasonde |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE102008002734A1 true DE102008002734A1 (de) | 2009-12-31 |
Family
ID=40344638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE200810002734 Withdrawn DE102008002734A1 (de) | 2008-06-27 | 2008-06-27 | Lambdasonde |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102077083A (zh) |
| DE (1) | DE102008002734A1 (zh) |
| WO (1) | WO2009156007A1 (zh) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010039188A1 (de) | 2010-08-11 | 2012-02-16 | Robert Bosch Gmbh | Verfahren zur Erfassung einer Eigenschaft eines Gases in einem Messgasraum |
| DE102012219282A1 (de) | 2012-10-23 | 2014-04-24 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Diagnose des Luftreferenzkanals einer Breitband-Lambdasonde |
| WO2015135983A1 (de) | 2014-03-13 | 2015-09-17 | Umicore Ag & Co. Kg | Katalysatorsystem für benzinverbrennungsmotoren mit dreiwegekatalysatoren und scr-katalysator |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010039392A1 (de) | 2010-08-17 | 2012-02-23 | Volkswagen Ag | Vorrichtung zur Erfassung eines Sauerstoffanteils eines Gases |
| DE102010040813A1 (de) | 2010-09-15 | 2012-03-15 | Robert Bosch Gmbh | Sensorelement zur Erfassung einer Eigenschaft eines Gases in einem Messgasraum |
| DE102011005490A1 (de) * | 2011-03-14 | 2012-09-20 | Robert Bosch Gmbh | Verfahren zum Betrieb eines Sensorelements |
| DE102012211685A1 (de) * | 2012-07-05 | 2014-01-09 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Bestimmung einer Luftzahl Lambda mit einem Gas-Sensor |
| CN110320476B (zh) * | 2019-06-17 | 2020-11-13 | 中国科学院物理研究所 | 用于原位检测液态电池产气的模拟电池装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19941051A1 (de) | 1999-08-28 | 2001-03-22 | Bosch Gmbh Robert | Sensorelement zur Bestimmung der Sauerstoffkonzentration in Gasgemischen und Verfahren zur Herstellung desselben |
| DE102006061954A1 (de) | 2006-12-29 | 2008-07-03 | Robert Bosch Gmbh | Sensorelement mit zusätzlicher Fettgasregelung |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0640094B2 (ja) * | 1986-03-17 | 1994-05-25 | 日本碍子株式会社 | 電気化学的装置 |
| JPH02212756A (ja) * | 1989-02-14 | 1990-08-23 | Ngk Spark Plug Co Ltd | 空燃比制御用酸素センサ及びその製法 |
| DE19815700B4 (de) * | 1998-04-08 | 2004-01-29 | Robert Bosch Gmbh | Elektrochemisches Sensorelement mit porösem Referenzgasspeicher |
| US7083710B2 (en) * | 1999-12-29 | 2006-08-01 | Robert Bosch Gmbh | Gas sensor, in particular a lambda sensor |
| DE10043089C2 (de) * | 2000-09-01 | 2003-02-27 | Bosch Gmbh Robert | Gassensor |
| JP2002174620A (ja) * | 2000-12-07 | 2002-06-21 | Denso Corp | ガスセンサ素子及びガスセンサ |
| JP4313027B2 (ja) * | 2002-11-12 | 2009-08-12 | 日本碍子株式会社 | ガスセンサ |
| DE102007049715A1 (de) * | 2006-12-29 | 2008-07-03 | Robert Bosch Gmbh | Sensorelement mit abgeschirmter Referenzelektrode |
-
2008
- 2008-06-27 DE DE200810002734 patent/DE102008002734A1/de not_active Withdrawn
- 2008-11-27 CN CN2008801300059A patent/CN102077083A/zh active Pending
- 2008-11-27 WO PCT/EP2008/066338 patent/WO2009156007A1/de active Application Filing
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19941051A1 (de) | 1999-08-28 | 2001-03-22 | Bosch Gmbh Robert | Sensorelement zur Bestimmung der Sauerstoffkonzentration in Gasgemischen und Verfahren zur Herstellung desselben |
| DE102006061954A1 (de) | 2006-12-29 | 2008-07-03 | Robert Bosch Gmbh | Sensorelement mit zusätzlicher Fettgasregelung |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010039188A1 (de) | 2010-08-11 | 2012-02-16 | Robert Bosch Gmbh | Verfahren zur Erfassung einer Eigenschaft eines Gases in einem Messgasraum |
| DE102012219282A1 (de) | 2012-10-23 | 2014-04-24 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Diagnose des Luftreferenzkanals einer Breitband-Lambdasonde |
| WO2014063903A1 (de) | 2012-10-23 | 2014-05-01 | Robert Bosch Gmbh | Verfahren und vorrichtung zur diagnose des luftreferenzkanals einer breitband-lambdasonde |
| CN104737011A (zh) * | 2012-10-23 | 2015-06-24 | 罗伯特·博世有限公司 | 用于对宽带氧传感器的空气基准通道进行诊断的方法和装置 |
| CN104737011B (zh) * | 2012-10-23 | 2017-04-05 | 罗伯特·博世有限公司 | 用于对宽带氧传感器的空气基准通道进行诊断的方法和装置 |
| US9857330B2 (en) | 2012-10-23 | 2018-01-02 | Robert Bosch Gmbh | Method and device for diagnosing the air reference channel of a broadband lambda probe |
| WO2015135983A1 (de) | 2014-03-13 | 2015-09-17 | Umicore Ag & Co. Kg | Katalysatorsystem für benzinverbrennungsmotoren mit dreiwegekatalysatoren und scr-katalysator |
| DE102014204682A1 (de) | 2014-03-13 | 2015-10-01 | Umicore Ag & Co. Kg | Katalysatorsystem zur Reduzierung von Schadgasen aus Benzinverbrennungsmotoren |
| US10022672B2 (en) | 2014-03-13 | 2018-07-17 | Umicore Ag & Co. Kg | Catalyst system for gasoline combustion engines, having three-way catalysts and SCR catalyst |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102077083A (zh) | 2011-05-25 |
| WO2009156007A1 (de) | 2009-12-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| R012 | Request for examination validly filed | ||
| R012 | Request for examination validly filed |
Effective date: 20150311 |
|
| R084 | Declaration of willingness to licence | ||
| R016 | Response to examination communication | ||
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |