CA1261720A - Dispositif combine a capteur pour la detection des gaz toxiques - Google Patents
Dispositif combine a capteur pour la detection des gaz toxiquesInfo
- Publication number
- CA1261720A CA1261720A CA000474247A CA474247A CA1261720A CA 1261720 A CA1261720 A CA 1261720A CA 000474247 A CA000474247 A CA 000474247A CA 474247 A CA474247 A CA 474247A CA 1261720 A CA1261720 A CA 1261720A
- Authority
- CA
- Canada
- Prior art keywords
- component
- product
- heating
- sensing
- electrochemical
- 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
Links
- 239000002341 toxic gas Substances 0.000 title abstract 2
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 38
- 231100000719 pollutant Toxicity 0.000 claims abstract description 38
- 238000010438 heat treatment Methods 0.000 claims abstract description 33
- 239000007789 gas Substances 0.000 claims abstract description 26
- 229910000510 noble metal Inorganic materials 0.000 claims abstract description 13
- 230000003197 catalytic effect Effects 0.000 claims abstract description 9
- 230000000694 effects Effects 0.000 claims description 18
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000003054 catalyst Substances 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 9
- 230000005465 channeling Effects 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000004065 semiconductor Substances 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- -1 vapor Substances 0.000 claims description 4
- 229910052763 palladium Inorganic materials 0.000 claims description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical group O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims description 2
- 229910001887 tin oxide Inorganic materials 0.000 claims description 2
- 229910044991 metal oxide Inorganic materials 0.000 claims 2
- 150000004706 metal oxides Chemical group 0.000 claims 2
- 239000011162 core material Substances 0.000 claims 1
- KCXMKQUNVWSEMD-UHFFFAOYSA-N benzyl chloride Chemical compound ClCC1=CC=CC=C1 KCXMKQUNVWSEMD-UHFFFAOYSA-N 0.000 abstract description 6
- 229940073608 benzyl chloride Drugs 0.000 abstract description 6
- CYTYCFOTNPOANT-UHFFFAOYSA-N Perchloroethylene Chemical group ClC(Cl)=C(Cl)Cl CYTYCFOTNPOANT-UHFFFAOYSA-N 0.000 abstract description 4
- 229950011008 tetrachloroethylene Drugs 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 34
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 27
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 7
- 229910052741 iridium Inorganic materials 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 3
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- OPFTUNCRGUEPRZ-QLFBSQMISA-N Cyclohexane Natural products CC(=C)[C@@H]1CC[C@@](C)(C=C)[C@H](C(C)=C)C1 OPFTUNCRGUEPRZ-QLFBSQMISA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 101150087426 Gnal gene Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000009069 Irvingia gabonensis Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 229910002835 Pt–Ir Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000013543 active substance Substances 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- KEBHLNDPKPIPLI-UHFFFAOYSA-N hydron;2-(3h-inden-4-yloxymethyl)morpholine;chloride Chemical compound Cl.C=1C=CC=2C=CCC=2C=1OCC1CNCCO1 KEBHLNDPKPIPLI-UHFFFAOYSA-N 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- STEPQTYSZVCJPV-UHFFFAOYSA-N metazachlor Chemical compound CC1=CC=CC(C)=C1N(C(=O)CCl)CN1N=CC=C1 STEPQTYSZVCJPV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- 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
- G01N33/0011—Sample conditioning
- G01N33/0013—Sample conditioning by a chemical reaction
-
- 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
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
- G01N33/0032—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array using two or more different physical functioning modes
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US58572184A | 1984-03-02 | 1984-03-02 | |
| US585,721 | 1984-03-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1261720A true CA1261720A (fr) | 1989-09-26 |
Family
ID=24342673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000474247A Expired CA1261720A (fr) | 1984-03-02 | 1985-02-13 | Dispositif combine a capteur pour la detection des gaz toxiques |
Country Status (6)
| Country | Link |
|---|---|
| JP (1) | JPS60205348A (fr) |
| CA (1) | CA1261720A (fr) |
| DE (1) | DE3507385A1 (fr) |
| FR (1) | FR2560685B1 (fr) |
| GB (2) | GB2155184B (fr) |
| IT (1) | IT1184147B (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3624509A1 (de) * | 1980-09-26 | 1988-06-30 | Maria Gyulai Dr Dobosne | Anordnung und verfahren zur erfassung von halogenhaltigen verbindungen |
| DE3729286A1 (de) * | 1987-09-02 | 1989-03-16 | Draegerwerk Ag | Messgeraet zur analyse eines gasgemisches |
| GB8804717D0 (en) * | 1988-02-29 | 1988-03-30 | Atomic Energy Authority Uk | Gas sensing |
| GB2482335B (en) * | 2010-07-30 | 2012-09-19 | Thermo Electron Mfg Ltd | Apparatus and method for combustion analysing a sample |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2812613C2 (de) * | 1978-03-22 | 1983-12-15 | Bayer Ag, 5090 Leverkusen | Elektrochemische Zelle |
| GB2034893A (en) * | 1978-11-17 | 1980-06-11 | English Electric Valve Co Ltd | Combustible gas detector |
| IT1145264B (it) * | 1979-03-15 | 1986-11-05 | Ricardo Consulting Eng | Apparecchio e procedimento per determinare la concentrazione della miscela aria/combustibile alimentata ad un motore a combustione interna |
| DE3118936C2 (de) * | 1981-05-13 | 1985-07-04 | Drägerwerk AG, 2400 Lübeck | Verwendung eines Meßverfahrens für gas- oder dampfförmige Medien und Vorrichtung hierzu |
| GB2099588B (en) * | 1981-05-28 | 1985-10-30 | Nat Res Dev | Fluid component measuring and alarm device |
| US4433922A (en) * | 1982-07-02 | 1984-02-28 | The Babcock & Wilcox Company | Calorimeter |
-
1985
- 1985-02-12 GB GB08503514A patent/GB2155184B/en not_active Expired
- 1985-02-13 CA CA000474247A patent/CA1261720A/fr not_active Expired
- 1985-02-28 FR FR858502975A patent/FR2560685B1/fr not_active Expired
- 1985-02-28 JP JP60040238A patent/JPS60205348A/ja active Pending
- 1985-03-01 IT IT19721/85A patent/IT1184147B/it active
- 1985-03-02 DE DE19853507385 patent/DE3507385A1/de not_active Ceased
-
1986
- 1986-12-04 GB GB08629014A patent/GB2184244B/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB2184244A (en) | 1987-06-17 |
| FR2560685B1 (fr) | 1989-05-12 |
| GB8629014D0 (en) | 1987-01-14 |
| GB2155184A (en) | 1985-09-18 |
| IT1184147B (it) | 1987-10-22 |
| FR2560685A1 (fr) | 1985-09-06 |
| JPS60205348A (ja) | 1985-10-16 |
| GB2155184B (en) | 1988-04-13 |
| IT8519721A0 (it) | 1985-03-01 |
| GB2184244B (en) | 1988-04-07 |
| DE3507385A1 (de) | 1985-09-05 |
| GB8503514D0 (en) | 1985-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5055266A (en) | Method for detecting toxic gases | |
| US3765842A (en) | Fire alarm signalling system | |
| US4584867A (en) | Device for selectively determining the components of gas mixtures by means of a gas sensor | |
| US7140229B2 (en) | Gas-monitoring assembly comprising one or more gas sensors and one or more getters, and method of using same | |
| US6435003B1 (en) | Method of identifying a gas and associated apparatus | |
| EP0311439A2 (fr) | Capteur d'ozone et appareil détecteur d'ozone comportant le capteur d'ozone | |
| EP0095277A2 (fr) | Capteur de gaz | |
| US6474138B1 (en) | Adsorption based carbon monoxide sensor and method | |
| WO2002044704A2 (fr) | Adsorption catalytique et capteur de monoxyde carbone fonde sur l'oxydation et procede de detection | |
| GB2420616A (en) | Personal pollution monitor | |
| US4073698A (en) | Method and device for the detection and measurement of carbon monoxide in the presence of hydrogen | |
| JPH05507359A (ja) | ガス雰囲気の化学的及び／或いは物理的性質の規定方法 | |
| US3276004A (en) | Apparatus for detecting gas | |
| EP0432962B1 (fr) | Détection de gaz inflammables | |
| CA1261720A (fr) | Dispositif combine a capteur pour la detection des gaz toxiques | |
| US3687631A (en) | Method and equipment for catalytic analysis of gases | |
| US4455378A (en) | Method of determining the content of an anesthetic gas in a selected location | |
| RU2132551C1 (ru) | Способ эксплуатации газового датчика | |
| GB1562225A (en) | Detection and measurement of no and o | |
| Gentry et al. | A comparison of metal oxide semiconductor and catalytic gas sensors | |
| Stetter et al. | Method for detecting toxic gases | |
| JPH10123083A (ja) | ガスセンサ | |
| Marcinkowska et al. | A new carbon monoxide sensor based on a hydrophobic CO oxidation catalyst | |
| EP0021696B1 (fr) | Appareil pyro-électrique | |
| US20070039821A1 (en) | Electrochemical sensor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |