DE3715260C3 - Vorrichtung zum Nachweisen und zur quantitativen Bestimmung von Stickstoffdioxid in einem Gasgemisch - Google Patents
Vorrichtung zum Nachweisen und zur quantitativen Bestimmung von Stickstoffdioxid in einem GasgemischInfo
- Publication number
- DE3715260C3 DE3715260C3 DE3715260A DE3715260A DE3715260C3 DE 3715260 C3 DE3715260 C3 DE 3715260C3 DE 3715260 A DE3715260 A DE 3715260A DE 3715260 A DE3715260 A DE 3715260A DE 3715260 C3 DE3715260 C3 DE 3715260C3
- Authority
- DE
- Germany
- Prior art keywords
- electrode
- gas mixture
- electrolyte
- sulfate
- nitrogen dioxide
- 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.)
- Expired - Fee Related
Links
- 239000007789 gas Substances 0.000 title claims description 17
- 239000000203 mixture Substances 0.000 title claims description 9
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 title claims description 5
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 title claims description 5
- 238000001514 detection method Methods 0.000 title 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 10
- 239000003792 electrolyte Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 8
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 239000000654 additive Substances 0.000 claims description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 4
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 4
- 239000010931 gold Substances 0.000 claims description 4
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 239000012736 aqueous medium Substances 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-M hydrogensulfate Chemical compound OS([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-M 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 239000002609 medium Substances 0.000 claims description 2
- 229910001020 Au alloy Inorganic materials 0.000 claims 1
- 239000003353 gold alloy Substances 0.000 claims 1
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 10
- 238000007792 addition Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- YPNVIBVEFVRZPJ-UHFFFAOYSA-L silver sulfate Chemical compound [Ag+].[Ag+].[O-]S([O-])(=O)=O YPNVIBVEFVRZPJ-UHFFFAOYSA-L 0.000 description 3
- FOIXSVOLVBLSDH-UHFFFAOYSA-N Silver ion Chemical compound [Ag+] FOIXSVOLVBLSDH-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 239000005486 organic electrolyte Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229910000367 silver sulfate Inorganic materials 0.000 description 2
- 239000007784 solid electrolyte Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000004868 gas analysis Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 150000004694 iodide salts Chemical class 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 description 1
- 229910000360 iron(III) sulfate Inorganic materials 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 150000003378 silver Chemical class 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- G01N27/404—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors
- G01N27/4045—Cells with anode, cathode and cell electrolyte on the same side of a permeable membrane which separates them from the sample fluid, e.g. Clark-type oxygen sensors for 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)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- General Physics & Mathematics (AREA)
- Combustion & Propulsion (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- Molecular Biology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3715260A DE3715260C3 (de) | 1987-05-08 | 1987-05-08 | Vorrichtung zum Nachweisen und zur quantitativen Bestimmung von Stickstoffdioxid in einem Gasgemisch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3715260A DE3715260C3 (de) | 1987-05-08 | 1987-05-08 | Vorrichtung zum Nachweisen und zur quantitativen Bestimmung von Stickstoffdioxid in einem Gasgemisch |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE3715260A1 DE3715260A1 (de) | 1988-11-17 |
| DE3715260C2 DE3715260C2 (US08080257-20111220-C00005.png) | 1990-09-27 |
| DE3715260C3 true DE3715260C3 (de) | 1994-07-07 |
Family
ID=6327039
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3715260A Expired - Fee Related DE3715260C3 (de) | 1987-05-08 | 1987-05-08 | Vorrichtung zum Nachweisen und zur quantitativen Bestimmung von Stickstoffdioxid in einem Gasgemisch |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3715260C3 (US08080257-20111220-C00005.png) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5001797A (en) * | 1996-10-21 | 1998-05-15 | Mine Safety Appliances Company | Electrochemical gas sensor and method for the detection of nitrogen dioxide |
| DE10051106C2 (de) * | 2000-10-14 | 2002-09-19 | Draeger Safety Ag & Co Kgaa | Verwendung einer elektrochemischen Messzelle zum Nachweis von Blausäure |
| DE102007016174A1 (de) | 2007-04-02 | 2008-10-09 | Reiss, Gerhard, Dr. | Mehrelektroden-Messzelle |
| DE102007016173A1 (de) | 2007-04-02 | 2008-10-09 | Reiss, Gerhard, Dr. | Einstab-Messzelle |
| ES2353706B1 (es) * | 2008-11-21 | 2012-01-25 | Universidad Politecnica De Valencia | Celda electroquímica de generación de gases para el análisis de procesos electroquímicos. |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3776832A (en) * | 1970-11-10 | 1973-12-04 | Energetics Science | Electrochemical detection cell |
| JPS4977692A (US08080257-20111220-C00005.png) * | 1972-10-27 | 1974-07-26 | ||
| DE2316365A1 (de) * | 1973-04-02 | 1974-10-24 | Battelle Institut E V | Elektrochemische messzelle zur kontinuierlichen messung des kohlenmonoxidgehaltes in luft |
| DE2335403C3 (de) * | 1973-07-12 | 1982-01-07 | Robert Bosch Gmbh, 7000 Stuttgart | Verfahren zur Überwachung des Gehaltes an Stickoxiden in Abgasen, insbesondere in Kfz.-Abgasen, sowie Sensor zur Durchführung des Verfahrens |
| DE2436261B2 (de) * | 1974-07-27 | 1976-11-25 | Bayer Ag, 5090 Leverkusen | Elektrochemische gasdetektoren |
| DE2624266A1 (de) * | 1976-05-29 | 1977-12-08 | Hartmann & Braun Ag | Elektrochemische messzellen fuer gasanalytische messungen im immissions- und emissionsbereich |
-
1987
- 1987-05-08 DE DE3715260A patent/DE3715260C3/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3715260C2 (US08080257-20111220-C00005.png) | 1990-09-27 |
| DE3715260A1 (de) | 1988-11-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8363 | Opposition against the patent | ||
| 8366 | Restricted maintained after opposition proceedings | ||
| 8305 | Restricted maintenance of patent after opposition | ||
| D4 | Patent maintained restricted | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: PRONOVA ELEKTRONIK GMBH & CO KG, 13347 BERLIN, DE |
|
| 8339 | Ceased/non-payment of the annual fee |