JPS59182319A - 静電容量式液面検出器における比較電極の構造 - Google Patents
静電容量式液面検出器における比較電極の構造Info
- Publication number
- JPS59182319A JPS59182319A JP58056640A JP5664083A JPS59182319A JP S59182319 A JPS59182319 A JP S59182319A JP 58056640 A JP58056640 A JP 58056640A JP 5664083 A JP5664083 A JP 5664083A JP S59182319 A JPS59182319 A JP S59182319A
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- liquid level
- fuel oil
- electrodes
- insulating layer
- 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
- 239000007788 liquid Substances 0.000 title claims abstract description 35
- 239000012777 electrically insulating material Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000000295 fuel oil Substances 0.000 abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 21
- 238000005259 measurement Methods 0.000 abstract description 10
- 239000002184 metal Substances 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 239000011810 insulating material Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/26—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields
- G01F23/263—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring variations of capacity or inductance of capacitors or inductors arising from the presence of liquid or fluent solid material in the electric or electromagnetic fields by measuring variations in capacitance of capacitors
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58056640A JPS59182319A (ja) | 1983-03-31 | 1983-03-31 | 静電容量式液面検出器における比較電極の構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58056640A JPS59182319A (ja) | 1983-03-31 | 1983-03-31 | 静電容量式液面検出器における比較電極の構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59182319A true JPS59182319A (ja) | 1984-10-17 |
| JPH037245B2 JPH037245B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-02-01 |
Family
ID=13032931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58056640A Granted JPS59182319A (ja) | 1983-03-31 | 1983-03-31 | 静電容量式液面検出器における比較電極の構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59182319A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478295A (zh) * | 2017-07-28 | 2017-12-15 | 深圳市鼎丰泰达科技有限公司 | 一种在电容式液位传感器中取得液位数据的方法及装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS475104U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-02-03 | 1972-09-14 | ||
| JPS5198062A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-02-25 | 1976-08-28 | ||
| JPS5746125A (en) * | 1980-09-04 | 1982-03-16 | Tominaga Oil Pump Mfg Co Ltd | Electrostatic capacity type liquid meter |
-
1983
- 1983-03-31 JP JP58056640A patent/JPS59182319A/ja active Granted
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS475104U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-02-03 | 1972-09-14 | ||
| JPS5198062A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1975-02-25 | 1976-08-28 | ||
| JPS5746125A (en) * | 1980-09-04 | 1982-03-16 | Tominaga Oil Pump Mfg Co Ltd | Electrostatic capacity type liquid meter |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107478295A (zh) * | 2017-07-28 | 2017-12-15 | 深圳市鼎丰泰达科技有限公司 | 一种在电容式液位传感器中取得液位数据的方法及装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH037245B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-02-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7017409B2 (en) | Proximity sensor for level sensing | |
| US5187979A (en) | Multi-sensor probe assembly and method for fuel storage system including overflow protection means | |
| US4434657A (en) | Liquid quantity measuring apparatus | |
| US4947689A (en) | Capacitive liquid sensor | |
| US5202667A (en) | Electric leakage detector for underground storage tank systems | |
| US20070252715A1 (en) | Liquid quality and level sensor | |
| FR2550337A1 (fr) | Sonde de mesure de niveau de liquide dans un reservoir ou une conduite | |
| JPH0544963B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | ||
| US4635478A (en) | Device for registration of level, transition zones and temperature | |
| JPS59182319A (ja) | 静電容量式液面検出器における比較電極の構造 | |
| CN206618511U (zh) | 一种可分辨油水界面的测温杆 | |
| US3522530A (en) | Device for detecting quantity of water in a liquid fuel | |
| US5444383A (en) | Device, system and method for measuring an interface between two fluids | |
| US3465588A (en) | Floatless electrical fluid level gauge | |
| US10107669B2 (en) | Liquid level sensor with insulating region over the probe foot | |
| US2973477A (en) | Interface detection in deep holes | |
| JP3348006B2 (ja) | 流体検知センサ | |
| US2748379A (en) | Long probe manometer | |
| JPS5842926A (ja) | 静電容量式油面計 | |
| JPS59147224A (ja) | 燃料油量測定装置 | |
| US7095330B2 (en) | Disposable liquid level sensor having a virtual ring | |
| US7145465B2 (en) | Liquid level sensor having a virtual ring | |
| NL2026496B1 (nl) | Installatie voor het houden van vloeibaar levensmiddel en het bepalen van de vloeistofhoeveelheid | |
| JPS59620Y2 (ja) | 隔膜式濃度検出器 | |
| JPH0325140Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |