DE3604230C2 - - Google Patents
Info
- Publication number
- DE3604230C2 DE3604230C2 DE19863604230 DE3604230A DE3604230C2 DE 3604230 C2 DE3604230 C2 DE 3604230C2 DE 19863604230 DE19863604230 DE 19863604230 DE 3604230 A DE3604230 A DE 3604230A DE 3604230 C2 DE3604230 C2 DE 3604230C2
- Authority
- DE
- Germany
- Prior art keywords
- wall
- legs
- optical waveguide
- level sensor
- liquid
- 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.)
- Expired
Links
- 239000007788 liquid Substances 0.000 claims description 39
- 239000000835 fiber Substances 0.000 claims description 28
- 230000003287 optical effect Effects 0.000 claims description 12
- 238000005452 bending Methods 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 5
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 239000004332 silver Substances 0.000 claims description 5
- 239000011521 glass Substances 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 2
- 230000001070 adhesive effect Effects 0.000 claims description 2
- 238000005286 illumination Methods 0.000 claims description 2
- 239000010453 quartz Substances 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 12
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000007654 immersion Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012549 training Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 230000002618 waking 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
- G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/284—Electromagnetic waves
- G01F23/292—Light, e.g. infrared or ultraviolet
Landscapes
- Physics & Mathematics (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 |
|---|---|---|---|
| DE19863604230 DE3604230A1 (de) | 1986-02-11 | 1986-02-11 | Faseroptischer fuellstandssensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19863604230 DE3604230A1 (de) | 1986-02-11 | 1986-02-11 | Faseroptischer fuellstandssensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3604230A1 DE3604230A1 (de) | 1987-08-13 |
| DE3604230C2 true DE3604230C2 (enrdf_load_stackoverflow) | 1988-12-22 |
Family
ID=6293843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19863604230 Granted DE3604230A1 (de) | 1986-02-11 | 1986-02-11 | Faseroptischer fuellstandssensor |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3604230A1 (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3700832C2 (de) * | 1987-01-14 | 1996-03-21 | Bosch Gmbh Robert | Sensor zur Füllstandsüberwachung mit Hilfe eines faseroptischen Lichtleiters |
| CN109238404B (zh) * | 2018-11-14 | 2021-01-01 | 绍兴文理学院 | 一种利用激光测距仪监测基坑地下水位的装置及方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2034344A1 (de) * | 1970-07-10 | 1972-01-13 | Ulrich H | Einrichtung zur Messung physikalischer Großen durch Messung der Intensität eines Lichtstrahlenbundels |
| DE2920199A1 (de) * | 1978-05-31 | 1979-12-06 | Eaton Sa Monaco | Fluessigkeitsniveau-anzeigevorrichtung |
| DE3247192C2 (de) * | 1982-12-21 | 1987-03-26 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Faseroptische Flüssigkeitsstandsmeßvorrichtung |
| DE3427311C1 (de) * | 1984-07-25 | 1985-10-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V., 8000 München | Faseroptische Sensoranordnung |
-
1986
- 1986-02-11 DE DE19863604230 patent/DE3604230A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3604230A1 (de) | 1987-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |