GB2178540A - Electrochemical gas sensor - Google Patents
Electrochemical gas sensor Download PDFInfo
- Publication number
- GB2178540A GB2178540A GB08528408A GB8528408A GB2178540A GB 2178540 A GB2178540 A GB 2178540A GB 08528408 A GB08528408 A GB 08528408A GB 8528408 A GB8528408 A GB 8528408A GB 2178540 A GB2178540 A GB 2178540A
- Authority
- GB
- United Kingdom
- Prior art keywords
- membrane
- gas
- cell
- cathode
- passage
- 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- Withdrawn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
- 239000012528 membrane Substances 0.000 claims abstract description 53
- 239000003792 electrolyte Substances 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 12
- 239000002184 metal Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 5
- 239000010935 stainless steel Substances 0.000 claims description 5
- 229910001369 Brass Inorganic materials 0.000 claims description 4
- 230000004044 response Effects 0.000 claims description 4
- 239000004809 Teflon Substances 0.000 claims description 2
- 229920006362 Teflon® Polymers 0.000 claims description 2
- 239000012212 insulator Substances 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000008859 change Effects 0.000 abstract description 2
- 210000004027 cell Anatomy 0.000 description 30
- 239000007789 gas Substances 0.000 description 16
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 12
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 10
- 239000001301 oxygen Substances 0.000 description 10
- 229910052760 oxygen Inorganic materials 0.000 description 10
- -1 polyethylene Polymers 0.000 description 8
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 4
- 229920000573 polyethylene Polymers 0.000 description 4
- 239000010951 brass Substances 0.000 description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 3
- 229910052737 gold Inorganic materials 0.000 description 3
- 239000010931 gold Substances 0.000 description 3
- 239000001272 nitrous oxide Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- YADSGOSSYOOKMP-UHFFFAOYSA-N dioxolead Chemical compound O=[Pb]=O YADSGOSSYOOKMP-UHFFFAOYSA-N 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 239000004332 silver Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- LWIHDJKSTIGBAC-UHFFFAOYSA-K tripotassium phosphate Chemical compound [K+].[K+].[K+].[O-]P([O-])([O-])=O LWIHDJKSTIGBAC-UHFFFAOYSA-K 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 239000013032 Hydrocarbon resin Substances 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 229920006270 hydrocarbon resin Polymers 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000004941 influx Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 150000002500 ions Chemical group 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 229910000160 potassium phosphate Inorganic materials 0.000 description 1
- 235000011009 potassium phosphates Nutrition 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N7/00—Analysing materials by measuring the pressure or volume of a gas or vapour
-
- 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
-
- 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
- G01N27/49—Systems involving the determination of the current at a single specific value, or small range of values, of applied voltage for producing selective measurement of one or more particular ionic species
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Pathology (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Sampling And Sample Adjustment (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Fuel Cell (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Secondary Cells (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75958885A | 1985-07-25 | 1985-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| GB8528408D0 GB8528408D0 (en) | 1985-12-24 |
| GB2178540A true GB2178540A (en) | 1987-02-11 |
Family
ID=25056232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB08528408A Withdrawn GB2178540A (en) | 1985-07-25 | 1985-11-19 | Electrochemical gas sensor |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS6227657A (cs) |
| KR (1) | KR890000606B1 (cs) |
| BR (1) | BR8505819A (cs) |
| CA (1) | CA1240365A (cs) |
| DE (1) | DE3540511A1 (cs) |
| FR (1) | FR2585472A1 (cs) |
| GB (1) | GB2178540A (cs) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991016623A1 (de) * | 1990-04-24 | 1991-10-31 | Ingold Messtechnik Ag | Messonde für die amperometrische bestimmung von in einem messmedium enthaltenen gasen und/oder nicht-ionischen verbindungen |
| EP0422758A3 (en) * | 1989-09-08 | 1992-10-21 | Teledyne Industries, Inc. | Electrochemical gas sensors |
| WO2001071335A3 (en) * | 2000-03-21 | 2002-07-25 | Teledyne Tech Inc | Method and apparatus for improved gas sensor |
| US7656236B2 (en) | 2007-05-15 | 2010-02-02 | Teledyne Wireless, Llc | Noise canceling technique for frequency synthesizer |
| US8179045B2 (en) | 2008-04-22 | 2012-05-15 | Teledyne Wireless, Llc | Slow wave structure having offset projections comprised of a metal-dielectric composite stack |
| EP2813843A1 (en) * | 2013-06-13 | 2014-12-17 | Honeywell International Inc. | Long-life, lead-free, oxygen galvanic sensor |
| US9202660B2 (en) | 2013-03-13 | 2015-12-01 | Teledyne Wireless, Llc | Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes |
| EP2813844B1 (en) * | 2013-06-13 | 2017-02-08 | Honeywell International Inc. | Oxygen galvanic sensor based on noble metals |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5018573B2 (ja) * | 2008-03-10 | 2012-09-05 | 東亜ディーケーケー株式会社 | ガルバニ電池式センサ |
| JP7555426B2 (ja) * | 2020-11-25 | 2024-09-24 | マクセル株式会社 | 電気化学式酸素センサおよびその製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3429796A (en) * | 1965-09-16 | 1969-02-25 | Analytic Systems Co | Gas analyzer |
| US3767552A (en) * | 1971-10-06 | 1973-10-23 | Teledyne Ind | Gas analyzer |
| DE2949089C2 (de) * | 1979-12-06 | 1982-06-03 | Drägerwerk AG, 2400 Lübeck | Meßwertaufnehmer zur Bestimmung von Gasen in einem Gasgemisch |
-
1985
- 1985-11-15 DE DE19853540511 patent/DE3540511A1/de active Granted
- 1985-11-15 KR KR1019850008559A patent/KR890000606B1/ko not_active Expired
- 1985-11-18 CA CA000495539A patent/CA1240365A/en not_active Expired
- 1985-11-19 GB GB08528408A patent/GB2178540A/en not_active Withdrawn
- 1985-11-20 BR BR8505819A patent/BR8505819A/pt unknown
- 1985-11-29 FR FR8517669A patent/FR2585472A1/fr active Pending
- 1985-12-06 JP JP60273593A patent/JPS6227657A/ja active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0422758A3 (en) * | 1989-09-08 | 1992-10-21 | Teledyne Industries, Inc. | Electrochemical gas sensors |
| WO1991016623A1 (de) * | 1990-04-24 | 1991-10-31 | Ingold Messtechnik Ag | Messonde für die amperometrische bestimmung von in einem messmedium enthaltenen gasen und/oder nicht-ionischen verbindungen |
| US5239257A (en) * | 1990-04-24 | 1993-08-24 | Ingold Messtechnik Ag | Measuring probe for amperometric determination of gases and/or nonionic compounds contained in a measured medium |
| WO2001071335A3 (en) * | 2000-03-21 | 2002-07-25 | Teledyne Tech Inc | Method and apparatus for improved gas sensor |
| US6524740B1 (en) | 2000-03-21 | 2003-02-25 | Teledyne Technologies Incorporated | Method and apparatus for improved gas sensor |
| US7656236B2 (en) | 2007-05-15 | 2010-02-02 | Teledyne Wireless, Llc | Noise canceling technique for frequency synthesizer |
| US8179045B2 (en) | 2008-04-22 | 2012-05-15 | Teledyne Wireless, Llc | Slow wave structure having offset projections comprised of a metal-dielectric composite stack |
| US9202660B2 (en) | 2013-03-13 | 2015-12-01 | Teledyne Wireless, Llc | Asymmetrical slow wave structures to eliminate backward wave oscillations in wideband traveling wave tubes |
| EP2813843A1 (en) * | 2013-06-13 | 2014-12-17 | Honeywell International Inc. | Long-life, lead-free, oxygen galvanic sensor |
| EP2813844B1 (en) * | 2013-06-13 | 2017-02-08 | Honeywell International Inc. | Oxygen galvanic sensor based on noble metals |
Also Published As
| Publication number | Publication date |
|---|---|
| KR890000606B1 (ko) | 1989-03-21 |
| JPS6227657A (ja) | 1987-02-05 |
| FR2585472A1 (fr) | 1987-01-30 |
| BR8505819A (pt) | 1987-06-09 |
| DE3540511A1 (de) | 1987-02-05 |
| CA1240365A (en) | 1988-08-09 |
| KR870001466A (ko) | 1987-03-14 |
| DE3540511C2 (cs) | 1987-05-07 |
| GB8528408D0 (en) | 1985-12-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |