JPH01154452U - - Google Patents
Info
- Publication number
- JPH01154452U JPH01154452U JP5044488U JP5044488U JPH01154452U JP H01154452 U JPH01154452 U JP H01154452U JP 5044488 U JP5044488 U JP 5044488U JP 5044488 U JP5044488 U JP 5044488U JP H01154452 U JPH01154452 U JP H01154452U
- Authority
- JP
- Japan
- Prior art keywords
- pair
- current
- alcohol
- electrodes
- facing
- 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
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 238000001514 detection method Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 239000000446 fuel Substances 0.000 description 3
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Description
第１図ないし第４図は本考案の実施例に係り、
第１図はアルコールセンサの回路図、第２図はア
ルコールセンサの構成説明図、第３図はアルコー
ル濃度と出力電圧との関係を示す線図、第４図は
アルコールセンサを燃料噴射制御装置に適用した
場合のシステム構成図、第５図ないし第９図は従
来技術に係り、第５図はアルコール濃度に対する
空燃比の関係を示す線図、第６図はアルコールセ
ンサを燃料パイプに配置した状態を示す配置図、
第７図はアルコールセンサを示す回路図、第８図
はアルコール濃度と検出抵抗との関係を示す線図
、第９図はアルコール濃度と出力電圧との関係を
示す線図である。
１１，１２……通電用電極、１３……直流電源
、１４……固定抵抗、１５，１６……検出用電極
。
1 to 4 relate to embodiments of the present invention,
Figure 1 is a circuit diagram of the alcohol sensor, Figure 2 is an explanatory diagram of the configuration of the alcohol sensor, Figure 3 is a diagram showing the relationship between alcohol concentration and output voltage, and Figure 4 is an alcohol sensor installed in a fuel injection control device. System configuration diagrams in the case of application, Figures 5 to 9 are related to the conventional technology, Figure 5 is a diagram showing the relationship between the air-fuel ratio and the alcohol concentration, and Figure 6 is a state in which the alcohol sensor is arranged in the fuel pipe. A layout diagram showing
FIG. 7 is a circuit diagram showing the alcohol sensor, FIG. 8 is a diagram showing the relationship between alcohol concentration and detection resistor, and FIG. 9 is a diagram showing the relationship between alcohol concentration and output voltage. 11, 12...Electrifying electrode, 13...DC power supply, 14...Fixed resistance, 15, 16...Detecting electrode.
Claims (1)
、一定の電圧が印加されるようになつた一対の通
電用電極と、該一対の通電用電極間に位置して所
定間隔離間して対向配設された一対の検出用電極
とを備え、該各検出用電極間の電位差を検出する
ことにより、当該電位差からアルコール濃度を検
出するように構成してなる抵抗式アルコールセン
サ。 A pair of current-carrying electrodes that are spaced apart and facing each other in an alcohol mixed liquid and to which a constant voltage is applied; and a pair of current-carrying electrodes that are spaced apart and facing each other by a predetermined distance between the pair of current-carrying electrodes. What is claimed is: 1. A resistive alcohol sensor comprising: a pair of detection electrodes, and configured to detect an alcohol concentration from the potential difference by detecting a potential difference between the detection electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5044488U JPH01154452U (en) | 1988-04-14 | 1988-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5044488U JPH01154452U (en) | 1988-04-14 | 1988-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01154452U true JPH01154452U (en) | 1989-10-24 |
Family
ID=31276495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5044488U Pending JPH01154452U (en) | 1988-04-14 | 1988-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01154452U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5139096A (en) * | 1974-08-02 | 1976-04-01 | Kent Ltd G | Ekitaino dendodosokuteiyoseru |
-
1988
- 1988-04-14 JP JP5044488U patent/JPH01154452U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5139096A (en) * | 1974-08-02 | 1976-04-01 | Kent Ltd G | Ekitaino dendodosokuteiyoseru |
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