DE2117167A1 - Abtastvorrichtung für eine Flüssigkeitsoberfläche und deren Anwendung auf eine dem Pegelstand einer Flüssigkeit nachfolgende Vorrichtung - Google Patents
Abtastvorrichtung für eine Flüssigkeitsoberfläche und deren Anwendung auf eine dem Pegelstand einer Flüssigkeit nachfolgende VorrichtungInfo
- Publication number
- DE2117167A1 DE2117167A1 DE19712117167 DE2117167A DE2117167A1 DE 2117167 A1 DE2117167 A1 DE 2117167A1 DE 19712117167 DE19712117167 DE 19712117167 DE 2117167 A DE2117167 A DE 2117167A DE 2117167 A1 DE2117167 A1 DE 2117167A1
- Authority
- DE
- Germany
- Prior art keywords
- detector
- liquid surface
- liquid
- variable
- temperature
- 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
- 239000007788 liquid Substances 0.000 title claims description 42
- 238000000034 method Methods 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000008859 change Effects 0.000 claims description 3
- 230000001419 dependent effect Effects 0.000 claims description 3
- 230000001939 inductive effect Effects 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 230000002401 inhibitory effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 230000005679 Peltier effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D9/00—Level control, e.g. controlling quantity of material stored in vessel
- G05D9/12—Level control, e.g. controlling quantity of material stored in vessel characterised by the use of electric means
-
- 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
- G01F23/24—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 resistance of resistors due to contact with conductor fluid
- G01F23/246—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 resistance of resistors due to contact with conductor fluid thermal devices
- G01F23/247—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 resistance of resistors due to contact with conductor fluid thermal devices for discrete levels
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH528670 | 1970-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2117167A1 true DE2117167A1 (de) | 1971-11-25 |
Family
ID=4291036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19712117167 Pending DE2117167A1 (de) | 1970-04-09 | 1971-04-08 | Abtastvorrichtung für eine Flüssigkeitsoberfläche und deren Anwendung auf eine dem Pegelstand einer Flüssigkeit nachfolgende Vorrichtung |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2117167A1 (enExample) |
| FR (1) | FR2085952B3 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4563988A (en) * | 1982-09-01 | 1986-01-14 | Bayerische Motoren Werke Ag | Apparatus for determining the filling quantity of lubricating oils in drive installations |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2961163D1 (en) | 1978-08-23 | 1982-01-07 | Lucas Ind Plc | Liquid level sensing apparatus |
-
1971
- 1971-04-07 FR FR7112362A patent/FR2085952B3/fr not_active Expired
- 1971-04-08 DE DE19712117167 patent/DE2117167A1/de active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4563988A (en) * | 1982-09-01 | 1986-01-14 | Bayerische Motoren Werke Ag | Apparatus for determining the filling quantity of lubricating oils in drive installations |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2085952B3 (enExample) | 1974-02-15 |
| FR2085952A3 (enExample) | 1971-12-31 |
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