JPH01180761U - - Google Patents
Info
- Publication number
- JPH01180761U JPH01180761U JP7386888U JP7386888U JPH01180761U JP H01180761 U JPH01180761 U JP H01180761U JP 7386888 U JP7386888 U JP 7386888U JP 7386888 U JP7386888 U JP 7386888U JP H01180761 U JPH01180761 U JP H01180761U
- Authority
- JP
- Japan
- Prior art keywords
- oxygen concentration
- gas
- concentration sensor
- diffusion means
- gas diffusion
- 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.)
- Granted
Links
- 239000007789 gas Substances 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 3
- 230000010349 pulsation Effects 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims 2
- 239000007784 solid electrolyte Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Sampling And Sample Adjustment (AREA)
Description
第１図はこの考案の酸素濃度センサの断面図。
第２図は正面を拡大して示す図。第３図は吸気脈
動の周波数に対するセンサ出力依存性を示すグラ
フ。第４図は吸気脈動の対するセンサ出力依存性
を示すグラフ。第５図はヘルムホルツ型共鳴器を
多段に直列接続した実施例を示す図。
１０……酸素濃度センサ、１２……検出素子、
２２……ヘルムホルツ共鳴器、３４……ガス導入
通路。
FIG. 1 is a sectional view of the oxygen concentration sensor of this invention.
FIG. 2 is an enlarged view of the front. FIG. 3 is a graph showing the dependence of sensor output on the frequency of intake pulsation. FIG. 4 is a graph showing the dependence of sensor output on intake pulsation. FIG. 5 is a diagram showing an embodiment in which Helmholtz type resonators are connected in series in multiple stages. 10...Oxygen concentration sensor, 12...Detection element,
22...Helmholtz resonator, 34...Gas introduction passage.
Claims (1)
拡散手段とを備え、限界電流より酸素濃度を検出
する酸素濃度センサにおいて、前記ガス拡散手段
への非検出ガスの導入通路に共鳴手段を配置し、
非検出ガスの圧力脈動を抑制するようにしたこと
を特徴とする酸素濃度センサ。 In an oxygen concentration sensor that includes a solid electrolyte layer and a gas diffusion means between the atmosphere and a gas to be detected, and detects oxygen concentration from a limiting current, a resonance means is arranged in a passage for introducing non-detection gas into the gas diffusion means. death,
An oxygen concentration sensor characterized by suppressing pressure pulsations of non-detection gas.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7386888U JPH0725687Y2 (en) | 1988-06-04 | 1988-06-04 | Oxygen concentration sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7386888U JPH0725687Y2 (en) | 1988-06-04 | 1988-06-04 | Oxygen concentration sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01180761U true JPH01180761U (en) | 1989-12-26 |
| JPH0725687Y2 JPH0725687Y2 (en) | 1995-06-07 |
Family
ID=31298997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7386888U Expired - Lifetime JPH0725687Y2 (en) | 1988-06-04 | 1988-06-04 | Oxygen concentration sensor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0725687Y2 (en) |
-
1988
- 1988-06-04 JP JP7386888U patent/JPH0725687Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0725687Y2 (en) | 1995-06-07 |