DK23582A - Kapacitivt maaleapparat - Google Patents
Kapacitivt maaleapparat Download PDFInfo
- Publication number
- DK23582A DK23582A DK23582A DK23582A DK23582A DK 23582 A DK23582 A DK 23582A DK 23582 A DK23582 A DK 23582A DK 23582 A DK23582 A DK 23582A DK 23582 A DK23582 A DK 23582A
- Authority
- DK
- Denmark
- Prior art keywords
- capacitive machine
- capacitive
- machine
- Prior art date
Links
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
- G01F23/268—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 mounting arrangements of probes
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- External Artificial Organs (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8002951A NL8002951A (nl) | 1980-05-21 | 1980-05-21 | Capacitieve meetinrichting. |
PCT/NL1981/000014 WO1982000517A1 (en) | 1980-05-21 | 1981-05-21 | Capacitive measuring device |
Publications (1)
Publication Number | Publication Date |
---|---|
DK23582A true DK23582A (da) | 1982-01-22 |
Family
ID=19835340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK23582A DK23582A (da) | 1980-05-21 | 1982-01-20 | Kapacitivt maaleapparat |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0040888B1 (ja) |
JP (1) | JPS57501044A (ja) |
DE (1) | DE3169798D1 (ja) |
DK (1) | DK23582A (ja) |
NL (1) | NL8002951A (ja) |
NO (1) | NO820174L (ja) |
WO (1) | WO1982000517A1 (ja) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5852520A (ja) * | 1981-09-25 | 1983-03-28 | Tatsuno:Kk | 液量測定装置 |
NO156305C (no) * | 1982-09-17 | 1987-08-26 | Tanksystem As | Anordning for registrering av nivaa, overgangssoner og temperatur. |
GB2142145A (en) * | 1983-04-27 | 1985-01-09 | Electronic Components Ltd | Liquid level sensing apparatus |
CH682845A5 (de) * | 1991-10-15 | 1993-11-30 | Hectronic Ag | Kapazitive Niveaumess-Sonde sowie deren Verwendung. |
NL9500217A (nl) * | 1995-02-06 | 1996-09-02 | Meridian Instr Bv | Capacitieve meetinrichting. |
CN1122824C (zh) * | 1999-06-08 | 2003-10-01 | 赵明旭 | 自校准式电容液位计 |
DE102007037364A1 (de) * | 2007-08-08 | 2009-02-12 | Robert Bosch Gmbh | Flüssigkeitssensor |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE511252A (ja) * | ||||
US2955466A (en) * | 1955-12-01 | 1960-10-11 | Robertshaw Fulton Controls Co | Test probe |
US3367183A (en) * | 1964-05-19 | 1968-02-06 | Pyrofax Gas Corp | Apparatus for measuring liquid levels |
US3958159A (en) * | 1972-11-27 | 1976-05-18 | Rauchwerger George P | Capacitance probe and system for precision measurement of liquid level |
DE2744864B2 (de) * | 1977-10-05 | 1979-10-18 | Endress U. Hauser Gmbh U. Co, 7867 Maulburg | Vorrichtung zur Befestigung einer Sonde in einer öffnung eines Behälters |
US4208909A (en) * | 1978-11-24 | 1980-06-24 | Drexelbrook Controls, Inc. | Admittance sensing probe having multiple sensing elements |
GB2043256A (en) * | 1979-02-22 | 1980-10-01 | Bosch Gmbh Robert | Rotation sensor |
-
1980
- 1980-05-21 NL NL8002951A patent/NL8002951A/nl not_active Application Discontinuation
-
1981
- 1981-05-21 JP JP56501827A patent/JPS57501044A/ja active Pending
- 1981-05-21 EP EP81200553A patent/EP0040888B1/en not_active Expired
- 1981-05-21 WO PCT/NL1981/000014 patent/WO1982000517A1/en unknown
- 1981-05-21 DE DE8181200553T patent/DE3169798D1/de not_active Expired
-
1982
- 1982-01-20 DK DK23582A patent/DK23582A/da not_active Application Discontinuation
- 1982-01-21 NO NO820174A patent/NO820174L/no unknown
Also Published As
Publication number | Publication date |
---|---|
EP0040888A1 (en) | 1981-12-02 |
WO1982000517A1 (en) | 1982-02-18 |
NO820174L (no) | 1982-01-21 |
NL8002951A (nl) | 1981-12-16 |
JPS57501044A (ja) | 1982-06-10 |
DE3169798D1 (en) | 1985-05-15 |
EP0040888B1 (en) | 1985-04-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHB | Application shelved due to non-payment |