DE2643964A1 - Verfahren und vorrichtung zum lokalisieren des trenniveaus zwischen zwei fluidphasen mit verschiedener elektrischer leitfaehigkeit - Google Patents
Verfahren und vorrichtung zum lokalisieren des trenniveaus zwischen zwei fluidphasen mit verschiedener elektrischer leitfaehigkeitInfo
- Publication number
- DE2643964A1 DE2643964A1 DE19762643964 DE2643964A DE2643964A1 DE 2643964 A1 DE2643964 A1 DE 2643964A1 DE 19762643964 DE19762643964 DE 19762643964 DE 2643964 A DE2643964 A DE 2643964A DE 2643964 A1 DE2643964 A1 DE 2643964A1
- Authority
- DE
- Germany
- Prior art keywords
- voltage
- value
- voltages
- electrodes
- electrode
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 23
- 238000000926 separation method Methods 0.000 title claims description 16
- 239000012530 fluid Substances 0.000 title claims description 10
- 238000009826 distribution Methods 0.000 claims description 24
- 238000005259 measurement Methods 0.000 claims description 8
- 230000015654 memory Effects 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000012071 phase Substances 0.000 description 12
- 230000006870 function Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000004807 localization Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 230000000717 retained 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
- G01F23/24—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
- G01F23/241—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 for discrete levels
- G01F23/243—Schematic arrangements of probes combined with measuring circuits
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Electrostatic Separation (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7529937A FR2326689A1 (fr) | 1975-09-30 | 1975-09-30 | Procede de localisation du niveau de separation entre deux phases et dispositif correspondant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2643964A1 true DE2643964A1 (de) | 1977-04-07 |
Family
ID=9160657
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762643964 Ceased DE2643964A1 (de) | 1975-09-30 | 1976-09-29 | Verfahren und vorrichtung zum lokalisieren des trenniveaus zwischen zwei fluidphasen mit verschiedener elektrischer leitfaehigkeit |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE846187A (OSRAM) |
| CH (1) | CH608611A5 (OSRAM) |
| DE (1) | DE2643964A1 (OSRAM) |
| ES (1) | ES451963A1 (OSRAM) |
| FR (1) | FR2326689A1 (OSRAM) |
| IT (1) | IT1070552B (OSRAM) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2550336A1 (fr) * | 1983-08-05 | 1985-02-08 | Burdykin Valery | Procede de controle du niveau d'un bain de metal pendant un processus utilisant un laitier electroconducteur, tel que, par exemple, un processus de soudage ou de rechargement |
| DE3443130A1 (de) * | 1984-11-27 | 1986-05-28 | Waldemar 7120 Bietigheim Tobler jun. | Einrichtung zur ueberwachung des wasserstandes im kanalisationssystem eines gebaeudes |
| EP0382491A1 (en) * | 1989-02-10 | 1990-08-16 | Murata Manufacturing Co., Ltd. | Electrode for level detection |
| DE4121796A1 (de) * | 1991-07-02 | 1993-01-14 | Preussag Erdoel Und Erdgas Gmb | Elektrische messvorrichtung zur fuellstandsanzeige, insbesondere fuer salzkavernen |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2422899A1 (en) * | 1978-01-11 | 1979-11-09 | Roux Claude | Electronic drain equipment for compressed-air vessel - has probe connected to resistance detector and isolating transformer to control operation of solenoid valve |
| CN105157787A (zh) * | 2015-09-06 | 2015-12-16 | 云南艾合升科技有限公司 | 一种测量储罐内黄磷液位的方法及装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1504978A (en) * | 1921-03-22 | 1924-08-12 | Thomas W Robbins | Liquid-level indicator |
| US2261495A (en) * | 1939-04-14 | 1941-11-04 | Gordon E Ewertz | Liquid level responsive device |
| US3370466A (en) * | 1965-09-24 | 1968-02-27 | United States Steel Corp | Method and apparatus for locating interfaces between fluids |
| GB1169829A (en) * | 1967-10-25 | 1969-11-05 | Rosemount Eng Co Ltd | Improvements in or relating to Liquid Level Indicators |
-
1975
- 1975-09-30 FR FR7529937A patent/FR2326689A1/fr active Granted
-
1976
- 1976-09-14 BE BE170626A patent/BE846187A/xx not_active IP Right Cessation
- 1976-09-14 CH CH1164376A patent/CH608611A5/xx not_active IP Right Cessation
- 1976-09-23 IT IT2753576A patent/IT1070552B/it active
- 1976-09-29 ES ES451963A patent/ES451963A1/es not_active Expired
- 1976-09-29 DE DE19762643964 patent/DE2643964A1/de not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1504978A (en) * | 1921-03-22 | 1924-08-12 | Thomas W Robbins | Liquid-level indicator |
| US2261495A (en) * | 1939-04-14 | 1941-11-04 | Gordon E Ewertz | Liquid level responsive device |
| US3370466A (en) * | 1965-09-24 | 1968-02-27 | United States Steel Corp | Method and apparatus for locating interfaces between fluids |
| GB1169829A (en) * | 1967-10-25 | 1969-11-05 | Rosemount Eng Co Ltd | Improvements in or relating to Liquid Level Indicators |
Non-Patent Citations (1)
| Title |
|---|
| Hengstenberg-Sturm-Winken: Messen und Regeln in der chemischen Technik(1964) S. 449, Springer-Verlag * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2550336A1 (fr) * | 1983-08-05 | 1985-02-08 | Burdykin Valery | Procede de controle du niveau d'un bain de metal pendant un processus utilisant un laitier electroconducteur, tel que, par exemple, un processus de soudage ou de rechargement |
| DE3443130A1 (de) * | 1984-11-27 | 1986-05-28 | Waldemar 7120 Bietigheim Tobler jun. | Einrichtung zur ueberwachung des wasserstandes im kanalisationssystem eines gebaeudes |
| EP0382491A1 (en) * | 1989-02-10 | 1990-08-16 | Murata Manufacturing Co., Ltd. | Electrode for level detection |
| DE4121796A1 (de) * | 1991-07-02 | 1993-01-14 | Preussag Erdoel Und Erdgas Gmb | Elektrische messvorrichtung zur fuellstandsanzeige, insbesondere fuer salzkavernen |
Also Published As
| Publication number | Publication date |
|---|---|
| CH608611A5 (en) | 1979-01-15 |
| BE846187A (fr) | 1976-12-31 |
| FR2326689B1 (OSRAM) | 1981-08-28 |
| FR2326689A1 (fr) | 1977-04-29 |
| IT1070552B (it) | 1985-03-29 |
| ES451963A1 (es) | 1977-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE1196410C2 (de) | Lernfaehige Unterscheidungsmatrix fuer Gruppen von analogen Signalen | |
| DE2354755A1 (de) | Angepasstes analogfilter | |
| EP0274767B1 (de) | Verfahren und Schaltungsanordnung zur Ermittlung der Stellung des Abgriffes eines Widerstandsferngebers | |
| CH659917A5 (de) | Magnetfeldsensor. | |
| DE2643278A1 (de) | Generator zur erzeugung einer konstanten vektorgeschwindigkeit | |
| DE2643964A1 (de) | Verfahren und vorrichtung zum lokalisieren des trenniveaus zwischen zwei fluidphasen mit verschiedener elektrischer leitfaehigkeit | |
| DE2413297A1 (de) | Mit aktiven lastelementen abgeschlossener stromtransformator zur lieferung phaseninvertierter signale | |
| DE1623018B1 (de) | Coulometrische Titriervorrichtung | |
| DE1086751B (de) | Als Relais arbeitender magnetischer Verstaerker | |
| DE2012781C3 (de) | Einrichtung zur Erfassung von Bestimmungsgrößen eines ebenen Vektors | |
| DE3026741C2 (de) | Spannungsteilerschaltung | |
| DE1945125A1 (de) | Analog-Multiplikator | |
| DE1774527C3 (de) | Schaltungsanordnung zur Bildung des Betrages einer elektrischen Zeitfunktion | |
| DE2437887C2 (OSRAM) | ||
| DE1441177B1 (de) | Vorrichtung zum Ausmessen eines Magnetfeldes und Messen eines elektrischen Stromes | |
| AT204134B (de) | Integrierende Relais-Regeleinrichtung | |
| DE2636000B2 (de) | Schaltungsanordnung zur elektrischen Messung einer physikalischen Größe, insbesondere der Temperatur | |
| DE2406352C3 (de) | Statisches MOS-Speicherelement und Verfahren zu dessen Betrieb | |
| DE2322002A1 (de) | Anordnung zur fehlerarmen messung von stroemen bei kleinen spannungen | |
| DE1124089B (de) | Schaltungsanordnung, die dann und nur dann ein Signal abgibt, wenn die angelegte Eingangsspannung zwischen zwei bestimmten Potentialwerten liegt | |
| DE1623018C (de) | Coulometnsche Titnervorrichtung | |
| DE4403077A1 (de) | Schaltungsanordnung für einen Wechselstromwandler und Verfahren zum Betrieb | |
| DE2218308B2 (de) | Monolithisch integrierbare Serienregelschal tung | |
| AT335566B (de) | Einrichtung zur messung der parameter eines einen komplexen widerstand aufweisenden zweipoles | |
| DE1762897B2 (de) | Schaltungsanordnung zur auswertung des schleifenzustandes und zur unterscheidung von schleifenwiderstaenden in einer fernmelde insbesondere fernsprechleitung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8131 | Rejection |