JPH0327347U - - Google Patents
Info
- Publication number
- JPH0327347U JPH0327347U JP8647289U JP8647289U JPH0327347U JP H0327347 U JPH0327347 U JP H0327347U JP 8647289 U JP8647289 U JP 8647289U JP 8647289 U JP8647289 U JP 8647289U JP H0327347 U JPH0327347 U JP H0327347U
- Authority
- JP
- Japan
- Prior art keywords
- carbon dioxide
- solid electrolyte
- ion conductive
- conductive solid
- sodium ion
- 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.)
- Pending
Links
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 20
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 12
- 239000001569 carbon dioxide Substances 0.000 claims description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 10
- 239000007784 solid electrolyte Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 2
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 claims 7
- 229910001415 sodium ion Inorganic materials 0.000 claims 7
- 230000006903 response to temperature Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Landscapes
- Measuring Oxygen Concentration In Cells (AREA)
Description
第１図はこの考案の炭酸ガスセンサに組付けら
れる炭酸ガス検知部の概略構成図、第２図から第
４図は第１の実施態様センサを示す構成図、第５
図および第６図は第２の実施態様のセンサを示す
構成図、第７図から第９図は第３図の実施態様の
センサを示す構成図、第１０図は起電力評価装置
の概略図、第１１図は実施例センサと比較例セン
サの起電力特性例を示すグラフである。
１……Ｎａ＋伝導性固体電解質、２……炭酸ナ
トリウム、３……アノード電極、４……カソード
電極、５，５……リード線、６……炭酸ガス検知
部、７……センサセル、７ａ，７ｂ……セル部分
、７ｃ……凸部、８……ヒータ、９……断熱材、
１０……吸湿物質、１１……栓体、１２……弁体
、１２ａ……感温板、１２ｂ……ボルト、１２ｃ
……突部、１２ｄ……スプリング、１３……ペン
レコーダ、１４……ヒータリード線、１５……熱
電対、１６……温度制御系、１７……封止剤、１
８……支持栓。
FIG. 1 is a schematic configuration diagram of a carbon dioxide gas detection section assembled into the carbon dioxide sensor of this invention, FIGS. 2 to 4 are configuration diagrams showing the first embodiment sensor, and FIG.
6 and 6 are block diagrams showing the sensor of the second embodiment, FIGS. 7 to 9 are block diagrams showing the sensor of the embodiment of FIG. 3, and FIG. 10 is a schematic diagram of the electromotive force evaluation device. , FIG. 11 is a graph showing an example of the electromotive force characteristics of the example sensor and the comparative example sensor. DESCRIPTION OF SYMBOLS 1...Na + conductive solid electrolyte, 2... Sodium carbonate, 3... Anode electrode, 4... Cathode electrode, 5, 5... Lead wire, 6... Carbon dioxide gas detection section, 7... Sensor cell, 7a , 7b...Cell part, 7c...Protrusion, 8...Heater, 9...Insulating material,
10... Hygroscopic substance, 11... Plug body, 12... Valve body, 12a... Temperature sensitive plate, 12b... Bolt, 12c
... Protrusion, 12d ... Spring, 13 ... Pen recorder, 14 ... Heater lead wire, 15 ... Thermocouple, 16 ... Temperature control system, 17 ... Sealing agent, 1
8...Support plug.
Claims (1)
ナトリウムイオン伝導性固体電解質の一方の端部
に一方の端部を接触または接合して形成された炭
酸ナトリウムと、前記ナトリウムイオン伝導性固
体電解質の他方の端部に設けられたカソード電極
と、前記炭酸ナトリウムの他方の端部に設けられ
たアノード電極と、該各電極に接合されたリード
線とを含む炭酸ガス検知部；ならびに、該炭酸ガ
ス検知部を収容し、かつ被検ガスの導出入口を有
するセンサセル；を備えた炭酸ガスセンサにおい
て、前記炭酸ガス検知部の近傍に吸湿物質が配置
されていることを特徴とする炭酸ガスセンサ。 (2) ナトリウムイオン伝導性固体電解質と、該
ナトリウムイオン伝導性固体電解質の一方の端部
に一方の端部を接触または接合して形成された炭
酸ナトリウムと、前記ナトリウムイオン伝導性固
体電解質の他方の端部に設けられたカソード電極
と、前記炭酸ナトリウムの他方の端部に設けられ
たアノード電極と、該各電極に接合されたリード
線とを含む炭酸ガス検知部；ならびに、該炭酸ガ
ス検知部を収容し、かつ被検ガスの導出入口を有
するセンサセル；を備えた炭酸ガスセンサにおい
て、前記センサセルの導出入口に感温して開閉す
る弁体または栓体が配置されていることを特徴と
する炭酸ガスセンサ。[Claims for Utility Model Registration] (1) A sodium ion conductive solid electrolyte, sodium carbonate formed by contacting or joining one end to one end of the sodium ion conductive solid electrolyte, and Carbon dioxide gas detection including a cathode electrode provided at the other end of the sodium ion conductive solid electrolyte, an anode electrode provided at the other end of the sodium carbonate, and a lead wire joined to each electrode. and a sensor cell accommodating the carbon dioxide gas detection section and having an inlet/outlet for a sample gas, characterized in that a hygroscopic substance is disposed near the carbon dioxide detection section. Carbon dioxide sensor. (2) A sodium ion conductive solid electrolyte, sodium carbonate formed by contacting or joining one end of the sodium ion conductive solid electrolyte to one end of the sodium ion conductive solid electrolyte, and the other of the sodium ion conductive solid electrolyte. a carbon dioxide gas detection unit including a cathode electrode provided at an end of the sodium carbonate, an anode electrode provided at the other end of the sodium carbonate, and a lead wire connected to each electrode; A carbon dioxide gas sensor comprising: a sensor cell that accommodates a sensor cell and has an inlet and outlet for a sample gas, characterized in that a valve body or a stopper that opens and closes in response to temperature is disposed at the outlet and outlet of the sensor cell. Carbon dioxide sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8647289U JPH0327347U (en) | 1989-07-25 | 1989-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8647289U JPH0327347U (en) | 1989-07-25 | 1989-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0327347U true JPH0327347U (en) | 1991-03-19 |
Family
ID=31636017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8647289U Pending JPH0327347U (en) | 1989-07-25 | 1989-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0327347U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01210861A (en) * | 1988-02-18 | 1989-08-24 | Matsushita Seiko Co Ltd | Gaseous carbon dioxide sensor |
| JPH02103458A (en) * | 1988-10-13 | 1990-04-16 | Matsushita Seiko Co Ltd | Carbon dioxide sensor |
-
1989
- 1989-07-25 JP JP8647289U patent/JPH0327347U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01210861A (en) * | 1988-02-18 | 1989-08-24 | Matsushita Seiko Co Ltd | Gaseous carbon dioxide sensor |
| JPH02103458A (en) * | 1988-10-13 | 1990-04-16 | Matsushita Seiko Co Ltd | Carbon dioxide sensor |
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