DE69001151T2 - Vorrichtung zur Niveau- und/oder Volumenmessung einer Flüssigkeit mit einer kapazitiven Sonde. - Google Patents
Vorrichtung zur Niveau- und/oder Volumenmessung einer Flüssigkeit mit einer kapazitiven Sonde.Info
- Publication number
- DE69001151T2 DE69001151T2 DE90401435T DE69001151T DE69001151T2 DE 69001151 T2 DE69001151 T2 DE 69001151T2 DE 90401435 T DE90401435 T DE 90401435T DE 69001151 T DE69001151 T DE 69001151T DE 69001151 T2 DE69001151 T2 DE 69001151T2
- Authority
- DE
- Germany
- Prior art keywords
- liquid
- level
- volume measurement
- capacitive probe
- capacitive
- 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 - Fee Related
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
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8907164A FR2647898A1 (fr) | 1989-05-31 | 1989-05-31 | Dispositif de mesure de niveau et/ou volume d'un liquide a sonde capacitive |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69001151D1 DE69001151D1 (de) | 1993-04-29 |
DE69001151T2 true DE69001151T2 (de) | 1993-10-21 |
Family
ID=9382209
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE90401435T Expired - Fee Related DE69001151T2 (de) | 1989-05-31 | 1990-05-30 | Vorrichtung zur Niveau- und/oder Volumenmessung einer Flüssigkeit mit einer kapazitiven Sonde. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5052223A (de) |
EP (1) | EP0401111B1 (de) |
DE (1) | DE69001151T2 (de) |
FR (1) | FR2647898A1 (de) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19850245A1 (de) * | 1998-10-31 | 2000-05-18 | Daimler Chrysler Ag | Kapazitive Sensoranordnung in einem flüssigen oder gasförmigen Medium sowie Verfahren zur Herstellung dieser |
WO2005075945A2 (de) | 2004-02-10 | 2005-08-18 | Technische Universität Graz | Verfahren und vorrichtung zum bestimmen von parametern einer fluktuationen aufweisenden strömung |
DE102004008125A1 (de) * | 2004-02-18 | 2005-09-01 | Endress + Hauser Gmbh + Co. Kg | Verfahren und Vorrichtung zur kapazitiven Füllstandsbestimmung |
DE102004053626A1 (de) * | 2004-11-01 | 2006-05-04 | Benjamin Hoffmeier | Verfahren und Vorrichtung zum kapazitiven Füllstandsmessung |
DE102004053639A1 (de) * | 2004-11-04 | 2006-05-11 | Benjamin Hoffmeier | Verfahren und Vorrichtung zur füllrichtigen kapazitiven Füllstandsmessung und Qualitätsbestimmung über den gesamten geforderten Temperaturbereich |
DE102007045327A1 (de) | 2007-09-14 | 2009-04-16 | Gunther Röder & Oliver Scherer Messtechnik GbR (vertretungsberechtigte Gesellschafter: Dipl.-Ing. Gunther Röder | Vorrichtung zur Messung des Füllstands |
US7902838B2 (en) | 2004-11-17 | 2011-03-08 | Continental Automotive Systems Us, Inc. | Sensor device for determining a fluid property |
DE102018123852A1 (de) * | 2018-09-27 | 2020-04-02 | Ifm Electronic Gmbh | Kapazitiver Füllstandsensor und Wassertank für ein Kraftfahrzeug mit einem Füllstandsensor |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5319545A (en) * | 1989-07-31 | 1994-06-07 | Lrs, Inc. | System to monitor multiple fuel dispensers and fuel supply tank |
GB2253907B (en) * | 1991-03-21 | 1995-05-24 | Halliburton Logging Services | Device for sensing fluid behaviour |
FR2691538B1 (fr) * | 1992-05-22 | 1997-11-21 | Marelli Autronica | Sonde capacitive perfectionnee pour la mesure du niveau et/ou volume de liquide dans un reservoir. |
US5315872A (en) * | 1993-05-11 | 1994-05-31 | Edo Corporation, Fiber Science Division | Liquid level sensor for electrically conductive liquid |
AU2434497A (en) * | 1996-04-03 | 1997-10-22 | Robertshaw Controls Company | Fluid sensor |
US5747689A (en) * | 1996-12-09 | 1998-05-05 | Ford Global Technologies, Inc. | Fluid level sensing system |
US6341522B1 (en) | 1996-12-13 | 2002-01-29 | Measurex Corporation | Water weight sensor array imbedded in a sheetmaking machine roll |
US5891306A (en) * | 1996-12-13 | 1999-04-06 | Measurex Corporation | Electromagnetic field perturbation sensor and methods for measuring water content in sheetmaking systems |
US5928475A (en) * | 1996-12-13 | 1999-07-27 | Honeywell-Measurex, Corporation | High resolution system and method for measurement of traveling web |
US6087837A (en) | 1996-12-13 | 2000-07-11 | Honeywell-Measurex | Compact high resolution under wire water weight sensor array |
US6072309A (en) * | 1996-12-13 | 2000-06-06 | Honeywell-Measurex Corporation, Inc. | Paper stock zeta potential measurement and control |
US5907278A (en) * | 1996-12-17 | 1999-05-25 | Kavlico Corporation | Capacitive sensor assembly with soot build-up inhibiting coating |
US5853543A (en) * | 1997-01-27 | 1998-12-29 | Honeywell-Measurex Corporation | Method for monitoring and controlling water content in paper stock in a paper making machine |
US5944955A (en) * | 1998-01-15 | 1999-08-31 | Honeywell-Measurex Corporation | Fast basis weight control for papermaking machine |
US6092003A (en) * | 1998-01-26 | 2000-07-18 | Honeywell-Measurex Corporation | Paper stock shear and formation control |
US6076022A (en) * | 1998-01-26 | 2000-06-13 | Honeywell-Measurex Corporation | Paper stock shear and formation control |
US6080278A (en) * | 1998-01-27 | 2000-06-27 | Honeywell-Measurex Corporation | Fast CD and MD control in a sheetmaking machine |
US6240778B1 (en) * | 1998-03-02 | 2001-06-05 | Kdi Precision Products, Inc. | Liquid level point switch sensor |
US6149770A (en) * | 1998-04-14 | 2000-11-21 | Honeywell-Measurex Corporation | Underwire water weight turbulence sensor |
US6168687B1 (en) * | 1998-04-24 | 2001-01-02 | Honeywell-Measurex Corporation | System and method for sheet measurement and control in papermaking machine |
US6006602A (en) * | 1998-04-30 | 1999-12-28 | Honeywell-Measurex Corporation | Weight measurement and measurement standardization sensor |
US6086716A (en) * | 1998-05-11 | 2000-07-11 | Honeywell-Measurex Corporation | Wet end control for papermaking machine |
AU4717799A (en) * | 1998-06-24 | 2000-01-10 | Cordant Technologies, Inc. | Monitoring liquid level in a container with a capacitive transducer |
EP1083412A1 (de) * | 1999-09-07 | 2001-03-14 | Endress + Hauser Gmbh + Co. | Vorrichtung zur Bestimmung einer physikalischen Grösse eines flüssigen oder festen Mediums |
US6431750B1 (en) * | 1999-12-14 | 2002-08-13 | Sierra Lobo, Inc. | Flexible temperature sensing probe |
KR100535680B1 (ko) * | 2001-07-13 | 2005-12-09 | 삼성전자주식회사 | 수위센서 |
CN100453971C (zh) * | 2002-06-20 | 2009-01-21 | 株式会社生方制作所 | 静电电容式液体传感器 |
EP1546024A1 (de) * | 2002-07-16 | 2005-06-29 | Johannes Hermanus Potgieter | System und verfahren zur erfassung von kraftstoffdiebstahl |
US6925398B2 (en) * | 2003-07-07 | 2005-08-02 | Colorado Vnet, Llc | Water measurement apparatus and methods |
US6959598B2 (en) * | 2004-02-03 | 2005-11-01 | Emerson Electric Co. | Liquid level sensor for appliance and associated method |
US7249507B2 (en) * | 2004-11-23 | 2007-07-31 | Automotive Components Holdings, Llc | Fluid level sensor probe |
EP1889015A4 (de) | 2005-06-08 | 2014-06-11 | Lumenite Control Technology Inc | Selbstkalibrierender flüssigkeitsstand-sender |
US7475665B2 (en) * | 2006-01-17 | 2009-01-13 | Wacker Neuson Corporation | Capacitance-based fluid level sensor |
DE102006057136A1 (de) * | 2006-05-19 | 2007-11-22 | Micro-Epsilon Messtechnik Gmbh & Co. Kg | Verfahren und Vorrichtung zum Messen des Mischungsverhältnisses eines Stoffgemisches |
US20090198458A1 (en) * | 2008-01-29 | 2009-08-06 | Mcdermid John | Water measurement auto-networks |
US8678050B2 (en) | 2011-04-27 | 2014-03-25 | Advanced Spill Protection System | Overflow protection device for an oil tank trailer |
DE112013004129T5 (de) * | 2012-08-22 | 2015-05-21 | General Electric Company | Drahtloses System und Verfahren zum Messen einer Betriebsbedingung einer Maschine |
CN103245394B (zh) * | 2013-03-29 | 2015-08-19 | 北京遥测技术研究所 | 一种基于多层环形电容结构的点式液位传感器 |
KR102073011B1 (ko) * | 2013-12-18 | 2020-03-02 | 삼성전자주식회사 | 오일 검출 장치, 그를 가지는 압축기 및 압축기의 제어 방법 |
US20170199071A1 (en) * | 2016-01-12 | 2017-07-13 | Island Energy Inc. | Fuel tank level monitoring system |
US10697846B2 (en) * | 2018-05-04 | 2020-06-30 | Ademco Inc. | Capacitive leak and flammable vapor detection system |
US11340096B2 (en) | 2018-12-31 | 2022-05-24 | Water Analytics, Inc. | Grease interceptor level analyzer |
US11774391B2 (en) | 2018-12-31 | 2023-10-03 | Water Analytics, Inc. | Grease interceptor level analyzer |
WO2020171728A1 (ru) * | 2019-02-21 | 2020-08-27 | Общество С Ограниченной Ответственностью "Омником Технологии" | Емкостной датчик уровня границы раздела сред |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2849882A (en) * | 1956-12-04 | 1958-09-02 | Liquidometer Corp | Capacitance-type liquid quantity measuring system with compensation for electrical leakage |
US3119266A (en) * | 1960-11-10 | 1964-01-28 | Duane E Atkinson | Level indicating system, method and probe |
US3706980A (en) * | 1970-04-27 | 1972-12-19 | Drexelbrook Controls | Rf system for measuring the level of materials |
US3781672A (en) * | 1971-05-10 | 1973-12-25 | Drexelbrook Controls | Continuous condition measuring system |
SU459680A1 (ru) * | 1972-02-22 | 1975-02-05 | Киргизский Научно-Исследовательский Институт Водного Хозяйства | Сигнализатор уровн |
US3918306A (en) * | 1974-03-15 | 1975-11-11 | Drexelbrook Controls | System for measuring fluid levels in a vehicle transmission |
US4064753A (en) * | 1974-12-12 | 1977-12-27 | Drexelbrook Controls, Inc. | RF admittance measuring method and apparatus for determining the level of a conductive liquid |
US4166388A (en) * | 1974-12-12 | 1979-09-04 | Drexelbrook Controls, Inc. | RF Admittance measuring method and apparatus for determining the level of a conductive liquid |
US4259865A (en) * | 1978-10-12 | 1981-04-07 | Smiths Industries Limited | Fluid-gauging systems |
US4373390A (en) * | 1980-05-14 | 1983-02-15 | Honeywell Inc. | Liquid gaging system compatible with multiple characterization of each sensor |
US4568874A (en) * | 1983-02-17 | 1986-02-04 | Drexelbrook Controls, Inc. | RF Admittance apparatus and method for monitoring the contents of a pipe |
US4589077A (en) * | 1983-07-27 | 1986-05-13 | Southwest Pump Company | Liquid level and volume measuring method and apparatus |
FR2550337B1 (fr) * | 1983-08-03 | 1986-11-07 | Renault | Sonde de mesure de niveau de liquide dans un reservoir ou une conduite |
US4918376A (en) * | 1989-03-07 | 1990-04-17 | Ade Corporation | A.C. capacitive gauging system |
-
1989
- 1989-05-31 FR FR8907164A patent/FR2647898A1/fr not_active Withdrawn
-
1990
- 1990-05-30 EP EP90401435A patent/EP0401111B1/de not_active Expired - Lifetime
- 1990-05-30 US US07/530,264 patent/US5052223A/en not_active Expired - Fee Related
- 1990-05-30 DE DE90401435T patent/DE69001151T2/de not_active Expired - Fee Related
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19850245A1 (de) * | 1998-10-31 | 2000-05-18 | Daimler Chrysler Ag | Kapazitive Sensoranordnung in einem flüssigen oder gasförmigen Medium sowie Verfahren zur Herstellung dieser |
US6275048B1 (en) | 1998-10-31 | 2001-08-14 | Daimlerchrsyler Ag | Capacitive sensor arrangement for a liquid or gaseous medium, and method of making the same |
WO2005075945A2 (de) | 2004-02-10 | 2005-08-18 | Technische Universität Graz | Verfahren und vorrichtung zum bestimmen von parametern einer fluktuationen aufweisenden strömung |
US7368922B2 (en) | 2004-02-10 | 2008-05-06 | Technische Universitat Graz | Method and device for determining parameters of fluctuating flow |
DE102004008125A1 (de) * | 2004-02-18 | 2005-09-01 | Endress + Hauser Gmbh + Co. Kg | Verfahren und Vorrichtung zur kapazitiven Füllstandsbestimmung |
DE102004053626A1 (de) * | 2004-11-01 | 2006-05-04 | Benjamin Hoffmeier | Verfahren und Vorrichtung zum kapazitiven Füllstandsmessung |
DE102004053639A1 (de) * | 2004-11-04 | 2006-05-11 | Benjamin Hoffmeier | Verfahren und Vorrichtung zur füllrichtigen kapazitiven Füllstandsmessung und Qualitätsbestimmung über den gesamten geforderten Temperaturbereich |
US7902838B2 (en) | 2004-11-17 | 2011-03-08 | Continental Automotive Systems Us, Inc. | Sensor device for determining a fluid property |
DE102007045327A1 (de) | 2007-09-14 | 2009-04-16 | Gunther Röder & Oliver Scherer Messtechnik GbR (vertretungsberechtigte Gesellschafter: Dipl.-Ing. Gunther Röder | Vorrichtung zur Messung des Füllstands |
DE102018123852A1 (de) * | 2018-09-27 | 2020-04-02 | Ifm Electronic Gmbh | Kapazitiver Füllstandsensor und Wassertank für ein Kraftfahrzeug mit einem Füllstandsensor |
Also Published As
Publication number | Publication date |
---|---|
US5052223A (en) | 1991-10-01 |
EP0401111A1 (de) | 1990-12-05 |
EP0401111B1 (de) | 1993-03-24 |
DE69001151D1 (de) | 1993-04-29 |
FR2647898A1 (fr) | 1990-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |