DE2333270A1 - Gasdetektor - Google Patents
GasdetektorInfo
- Publication number
- DE2333270A1 DE2333270A1 DE19732333270 DE2333270A DE2333270A1 DE 2333270 A1 DE2333270 A1 DE 2333270A1 DE 19732333270 DE19732333270 DE 19732333270 DE 2333270 A DE2333270 A DE 2333270A DE 2333270 A1 DE2333270 A1 DE 2333270A1
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- gas detector
- gas
- detector according
- housing
- 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.)
- Ceased
Links
- 239000007789 gas Substances 0.000 claims description 94
- 239000003054 catalyst Substances 0.000 claims description 83
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 48
- 238000006243 chemical reaction Methods 0.000 claims description 37
- 230000003197 catalytic effect Effects 0.000 claims description 33
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 20
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- 229910052697 platinum Inorganic materials 0.000 claims description 10
- 230000003647 oxidation Effects 0.000 claims description 7
- 239000011148 porous material Substances 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000000446 fuel Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 229910052763 palladium Inorganic materials 0.000 claims description 6
- 239000010457 zeolite Substances 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 4
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical group [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims description 4
- 238000012360 testing method Methods 0.000 claims description 4
- 229910052723 transition metal Inorganic materials 0.000 claims description 4
- 150000003624 transition metals Chemical class 0.000 claims description 4
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical group O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 3
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 2
- 239000000292 calcium oxide Substances 0.000 claims description 2
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 2
- 239000000460 chlorine Substances 0.000 claims description 2
- 229910052801 chlorine Inorganic materials 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 239000011787 zinc oxide Substances 0.000 claims description 2
- 206010035148 Plague Diseases 0.000 claims 1
- 241000158147 Sator Species 0.000 claims 1
- 241000607479 Yersinia pestis Species 0.000 claims 1
- 239000000956 alloy Substances 0.000 claims 1
- 229910045601 alloy Inorganic materials 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 claims 1
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 claims 1
- 230000008859 change Effects 0.000 description 9
- 230000002401 inhibitory effect Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 5
- 230000005764 inhibitory process Effects 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000013543 active substance Substances 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910001260 Pt alloy Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910000281 calcium bentonite Inorganic materials 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 235000011132 calcium sulphate Nutrition 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000006199 nebulizer Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur 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
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
- G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3076272A GB1437075A (en) | 1972-06-30 | 1972-06-30 | Gas detectors |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2333270A1 true DE2333270A1 (de) | 1974-01-31 |
Family
ID=10312753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732333270 Ceased DE2333270A1 (de) | 1972-06-30 | 1973-06-29 | Gasdetektor |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2333270A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2237545A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1437075A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2528914A1 (de) * | 1974-07-01 | 1976-01-22 | Ford Werke Ag | Elektrisch betriebenes abgasueberwachungssystem, insbesondere fuer kraftfahrzeuge |
| EP0018221A1 (en) * | 1979-04-20 | 1980-10-29 | Ametek, Inc. | Method of and apparatus for measuring the amount of combustibles present in a gas |
| FR2473179A1 (fr) * | 1980-01-02 | 1981-07-10 | Int Gas Detectors Ltd | Elements detecteurs de gaz et procedes pour les fabriquer |
| EP0678739A1 (en) * | 1994-04-18 | 1995-10-25 | Gas Research Institute | Microcalorimeter sensor for the measurement of heat content of natural gas |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1119084A (en) * | 1977-10-05 | 1982-03-02 | Stanley R. Merchant | Catalytic material impregnated, porous, variably resistive exhaust gas sensor and method of impregnation |
| CH673536A5 (enrdf_load_stackoverflow) * | 1986-03-04 | 1990-03-15 | Ingold W Dr Ag | |
| US11543396B2 (en) * | 2019-06-11 | 2023-01-03 | Msa Technology, Llc | Gas sensor with separate contaminant detection element |
| CN110988049A (zh) * | 2019-12-10 | 2020-04-10 | 武汉微纳传感技术有限公司 | 一种催化燃烧式mems气体传感器及其工作方法 |
| CN110988050A (zh) * | 2019-12-10 | 2020-04-10 | 武汉微纳传感技术有限公司 | 一种带温度感测功能的mems气体传感器及其制备方法 |
| CN110988051A (zh) * | 2019-12-10 | 2020-04-10 | 武汉微纳传感技术有限公司 | 一种双模式mems气体传感器及其工作方法 |
| CN111537664B (zh) * | 2020-05-07 | 2022-12-20 | 江苏集萃智能集成电路设计技术研究所有限公司 | 催化式多气体传感系统 |
-
1972
- 1972-06-30 GB GB3076272A patent/GB1437075A/en not_active Expired
-
1973
- 1973-06-29 DE DE19732333270 patent/DE2333270A1/de not_active Ceased
- 1973-07-02 FR FR7324239A patent/FR2237545A5/fr not_active Expired
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2528914A1 (de) * | 1974-07-01 | 1976-01-22 | Ford Werke Ag | Elektrisch betriebenes abgasueberwachungssystem, insbesondere fuer kraftfahrzeuge |
| EP0018221A1 (en) * | 1979-04-20 | 1980-10-29 | Ametek, Inc. | Method of and apparatus for measuring the amount of combustibles present in a gas |
| FR2473179A1 (fr) * | 1980-01-02 | 1981-07-10 | Int Gas Detectors Ltd | Elements detecteurs de gaz et procedes pour les fabriquer |
| EP0678739A1 (en) * | 1994-04-18 | 1995-10-25 | Gas Research Institute | Microcalorimeter sensor for the measurement of heat content of natural gas |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2237545A5 (enrdf_load_stackoverflow) | 1975-02-07 |
| GB1437075A (en) | 1976-05-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69632703T2 (de) | Verfahren und Vorrichtung zur Messung einer brennbaren Gaskomponente durch Verbrennung der Komponente | |
| DE3788519T2 (de) | Sensor für verbrennungsgas. | |
| DE3632456C2 (enrdf_load_stackoverflow) | ||
| DE2333270A1 (de) | Gasdetektor | |
| DE3610363A1 (de) | Verfahren zum kontinuierlichen ueberwachen von konzentrationen von gasfoermigen bestandteilen in gasgemischen, ausgenommen o(pfeil abwaerts)2(pfeil abwaerts) | |
| DE1773705C3 (de) | Vorrichtung zum Messen und Dosieren eines Gases | |
| DE2559959C2 (de) | Anordnung zum Kompensieren von Sauerstoffpartialdruckschwankungen bei Vorrichtungen zum Nachweis gasförmiger Anhydride in einem sauerstoffhaltigen Gas nach dem Prinzip der Potentialdifferenzmessung | |
| DE69015838T2 (de) | Verfahren und Vorrichtung zur Messung der Wärmeleitfähigkeit von Gasen. | |
| DE3877518T2 (de) | Detektor fuer brennbare gase mit temperaturstabilisierung. | |
| EP0540974A2 (de) | Vorrichtung zum simultanen Nachweis verschiedener Gaskomponenten | |
| DE102022106689A1 (de) | Gasdetektionsvorrichtung mit einem Detektor und einem Kompensator und Gasdetektionsverfahren | |
| DE2431495A1 (de) | Einrichtung zur stoergroessenkompensation eines messfuehlers, insbesondere zur messung des sauerstoffgehalts in den abgasen der brennkraftmaschine eines kraftfahrzeugs | |
| DE1673178B2 (de) | Anlage zum bestimmen der ph-konzentration einer loesung | |
| DE69826748T2 (de) | Gassensor und Verfahren zur Überwachung des Gassensors | |
| DE1207669B (de) | Detektorgeraet fuer brennbare Gase | |
| DE2220976A1 (de) | Vorrichtung zur Ermittlung eines oder mehrerer oxydierbarer Bestandteile in einer Probe | |
| DE2850466A1 (de) | Fuehler zum messen des anreicherungsgrades eines brennbaren gemisches und verfahren zum messen des anreicherungsgrades eines brennbaren gemisches | |
| DE69019121T2 (de) | Detektion entzündbarer Gase. | |
| DE1598351B2 (de) | Verfahren zur Bestimmung des Sauerstoffbedarfs einer wäßrigen Dispersion und Vorrichtung zur Durchführung des Verfahrens | |
| DE2738755C3 (de) | Elektrochemische Meßzelle | |
| DE2152665A1 (de) | Geraet zur Feststellung der Konzentration von verschiedenen Medien | |
| DE3941554A1 (de) | Elektrochemische messzelle zum nachweis von gaskomponenten in fluiden medien | |
| DE1289333B (de) | Geraet zum Messen der Wasserstoffkonzentration in Fluessigkeiten | |
| DE102006041184A1 (de) | Schaltungsanordnung zum Betreiben einer Führungssonde | |
| DE2628083A1 (de) | Analysengeraet und analytisches verfahren |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| 8131 | Rejection |