NO20003423D0 - Kapasitiv sonde for mÕling av nivÕet til en elektrisk ledende væske i beholder samt fremgangsmÕte for fremstilling av slik sonde - Google Patents

Kapasitiv sonde for mÕling av nivÕet til en elektrisk ledende væske i beholder samt fremgangsmÕte for fremstilling av slik sonde

Info

Publication number
NO20003423D0
NO20003423D0 NO20003423A NO20003423A NO20003423D0 NO 20003423 D0 NO20003423 D0 NO 20003423D0 NO 20003423 A NO20003423 A NO 20003423A NO 20003423 A NO20003423 A NO 20003423A NO 20003423 D0 NO20003423 D0 NO 20003423D0
Authority
NO
Norway
Prior art keywords
probe
container
measuring
manufacturing
level
Prior art date
Application number
NO20003423A
Other languages
English (en)
Other versions
NO20003423L (no
Inventor
Roland Lenormand
Christophe Chaput
Original Assignee
Inst Francais Du Petrole
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Inst Francais Du Petrole filed Critical Inst Francais Du Petrole
Publication of NO20003423D0 publication Critical patent/NO20003423D0/no
Publication of NO20003423L publication Critical patent/NO20003423L/no

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)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
NO20003423A 1999-07-02 2000-06-30 Kapasitiv sonde for måling av nivået til en elektrisk ledende væske i beholder samt fremgangsmåte for fremstilling av slik sonde NO20003423L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9908606A FR2795817B1 (fr) 1999-07-02 1999-07-02 Sonde capacitive de mesure du niveau d'un liquide conducteur de l'electricite dans un recipient et procede de fabrication d'une telle sonde

Publications (2)

Publication Number Publication Date
NO20003423D0 true NO20003423D0 (no) 2000-06-30
NO20003423L NO20003423L (no) 2001-01-03

Family

ID=9547683

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20003423A NO20003423L (no) 1999-07-02 2000-06-30 Kapasitiv sonde for måling av nivået til en elektrisk ledende væske i beholder samt fremgangsmåte for fremstilling av slik sonde

Country Status (6)

Country Link
US (2) US6563328B1 (no)
EP (1) EP1065478B1 (no)
JP (1) JP2001033295A (no)
DE (1) DE60044835D1 (no)
FR (1) FR2795817B1 (no)
NO (1) NO20003423L (no)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003029802A1 (en) * 2001-09-28 2003-04-10 Ngk Spark Plug Co., Ltd. Oil deterioration sensor
US6925398B2 (en) * 2003-07-07 2005-08-02 Colorado Vnet, Llc Water measurement apparatus and methods
US7593789B2 (en) * 2004-11-30 2009-09-22 Gecko Alliance Group Inc. Water flow detection system for a bathing unit
US7440820B2 (en) * 2004-11-30 2008-10-21 Gecko Alliance Group Inc. Water flow detection system for a bathing unit
CA2678726C (en) * 2007-02-23 2014-08-19 Warren Michael Levy Fluid level sensing device and methods of using same
US8810260B1 (en) 2007-04-02 2014-08-19 Cypress Semiconductor Corporation Device and method for detecting characteristics of a material occupying a volume with capactive sensing of mirrored plates
DE102008003802A1 (de) * 2008-01-10 2009-07-16 Robert Bosch Gmbh Kapazitiver Füllstandsensor und Verfahren zum Schätzen eines Füllstandes
US20090198458A1 (en) * 2008-01-29 2009-08-06 Mcdermid John Water measurement auto-networks
FR2936051B1 (fr) * 2008-09-16 2011-08-05 Sauermann Ind Sa Dispositif de pilotage d'une pompe de relevage de condensats detecteur capacitif et systeme correspondants.
US8222908B2 (en) * 2010-02-16 2012-07-17 Stratasys, Inc. Capacitive detector for use in extrusion-based digital manufacturing systems
DE102011014888A1 (de) * 2011-03-23 2012-09-27 Homag Holzbearbeitungssysteme Gmbh Vorrichtung und Verfahren zur Steuerung/Regelung eines Füllstandsniveaus
US9574928B2 (en) 2012-02-13 2017-02-21 Goodrich Corporation Liquid level sensing systems
US9261395B2 (en) * 2012-02-13 2016-02-16 Goodrich Corporation Liquid level sensing system
US8541849B2 (en) * 2012-02-14 2013-09-24 Genia Technologies, Inc. Noise shielding techniques for ultra low current measurements in biochemical applications
US8984952B2 (en) 2012-09-07 2015-03-24 Dynisco Instruments Llc Capacitive pressure sensor
US9103738B2 (en) * 2012-09-07 2015-08-11 Dynisco Instruments Llc Capacitive pressure sensor with intrinsic temperature compensation
US8943895B2 (en) 2012-09-07 2015-02-03 Dynisco Instruments Llc Capacitive pressure sensor
US9074922B2 (en) 2012-12-10 2015-07-07 Ge-Hitachi Nuclear Energy Americas Llc Systems and methods for remotely measuring a liquid level using time-domain reflectometry (TDR)
JP6241407B2 (ja) * 2014-11-25 2017-12-06 ウシオ電機株式会社 液面レベル検出装置、液面レベル検出方法、高温プラズマ原料供給装置及び極端紫外光光源装置
CN104407233B (zh) * 2014-12-02 2017-10-27 中国科学院广州能源研究所 一种沉积物中水合物介电性质测试装置
DE102015212655A1 (de) * 2015-07-07 2017-01-12 Gestra Ag Messsonde zum Erfassen mindestens einer Messgröße eines Fluids
EP3367075B1 (en) * 2017-02-22 2019-12-11 Zodiac Aerotechnics Capacitor fuel probe
US10620031B2 (en) * 2017-06-20 2020-04-14 Applied Materials, Inc. System for measuring level of a precursor in a container
EP3974786A1 (en) * 2020-09-29 2022-03-30 B/E Aerospace, Inc. Differential capacitance continuous level sensor systems
CN112650320B (zh) * 2020-11-30 2022-05-31 太极集团重庆涪陵制药厂有限公司 一种醇沉控制方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1128970A (en) * 1966-10-18 1968-10-02 Hartmann & Braun Ag An improved electrical conductivity cell
DE1648068C3 (de) * 1966-12-16 1975-10-09 Oy Labko Ab, Tampere (Finnland) Flüssigkeitsstandanzeiger
GB1176914A (en) * 1967-10-07 1970-01-07 Wilhelm Bours A Sensor
US3891465A (en) * 1973-08-16 1975-06-24 Japan Storage Battery Co Ltd Battery equipped with an indicator for the lowering of the electrolyte level
IL45916A (en) * 1974-10-23 1976-11-30 Rosenberg Peretz Spray-nozzle
US3956760A (en) * 1975-03-12 1976-05-11 Liquidometer Corporation Liquid level gauge
DE2523952A1 (de) * 1975-05-30 1976-12-09 Degussa Ofenanlage zum vergueten und haerten von werkstuecken
US4023096A (en) * 1976-02-17 1977-05-10 Shell Oil Company Method and apparatus for determining physical characteristics of emulsions
US4112197A (en) * 1976-06-14 1978-09-05 Metz W Peter Manufacture of improved electrical contact materials
US4054744A (en) * 1977-01-10 1977-10-18 Robertshaw Controls Company Seal for an instrument probe assembly
DE3029352C2 (de) * 1980-08-01 1982-12-23 Endress U. Hauser Gmbh U. Co, 7867 Maulburg Kapazitive Füllstandsmeßanordnung mit einer stabförmigen Sonde für die Messung des Füllstandes in einem Behälter
DE3214705A1 (de) * 1981-05-19 1982-12-09 Smiths Industries Public Ltd. Co., London Fuellstandsmessvorrichtung
AU571446B2 (en) * 1982-08-25 1988-04-21 Venture Measurement Company Llc Self calibrating capacitance level sensor
DE4025400C1 (no) * 1990-08-10 1992-04-09 Vega Grieshaber Gmbh & Co, 7620 Wolfach, De
US5212992A (en) * 1991-06-14 1993-05-25 Medical Laboratory Automation, Inc. Capacitive probe sensor with reduced effective stray capacitance
US5315872A (en) * 1993-05-11 1994-05-31 Edo Corporation, Fiber Science Division Liquid level sensor for electrically conductive liquid
GB9418598D0 (en) * 1994-09-14 1994-11-02 British Nuclear Fuels Plc Fluorine cell
US5907112A (en) * 1995-08-24 1999-05-25 Magnetrol International Inc. Probe secondary seal
JPH1019637A (ja) * 1996-07-08 1998-01-23 Aisin Seiki Co Ltd 静電容量型レベルセンサ
EP0926474B1 (de) * 1997-12-24 2010-12-08 Endress + Hauser GmbH + Co. KG Probe

Also Published As

Publication number Publication date
EP1065478B1 (fr) 2010-08-18
FR2795817A1 (fr) 2001-01-05
US6563328B1 (en) 2003-05-13
US20030184318A1 (en) 2003-10-02
NO20003423L (no) 2001-01-03
FR2795817B1 (fr) 2001-08-10
DE60044835D1 (de) 2010-09-30
EP1065478A1 (fr) 2001-01-03
US6844743B2 (en) 2005-01-18
JP2001033295A (ja) 2001-02-09

Similar Documents

Publication Publication Date Title
NO20003423D0 (no) Kapasitiv sonde for mÕling av nivÕet til en elektrisk ledende væske i beholder samt fremgangsmÕte for fremstilling av slik sonde
US6904789B2 (en) Moisture detection apparatus and method
US5479104A (en) Electrical sensor for determining the moisture content of soil
US7258005B2 (en) Isolated capacitive fluid level sensor
DE69816841D1 (de) Flaschen-stopfen mit darin enthaltener vorrichtung zum aufsaugen von abgemessenen mengen der in der flasche enthaltenen flüssigkeit
US6938478B2 (en) Impedance level meter for liquids in tanks
CA2190544A1 (en) Fingerprint Acquisition Sensor
CA2407158A1 (en) Multiple frequency grain moisture sensor for combines
DE50015673D1 (de) Mikrosensor zur positionsmessung von fluessigkeiten in kapillaren
AU2924792A (en) Process and measurement probe for measuring the electrical conductivity of body fluids
Schwartz et al. Soil permittivity response to bulk electrical conductivity for selected soil water sensors
WO2003008912A3 (en) Multi-phase compensated spinner flow meter
AU735475B2 (en) Apparatus for capacitive electrical detection
NO954348D0 (no) Instrument og sonde for måling av vannets ledningsevne
EP1378748A1 (en) Method and device for discriminating between real and fake gemstones based on electrical conductivity measurements
FR2777083B1 (fr) Sonde de mesure capacitive du niveau d'un liquide et reservoir equipe d'une telle sonde
US6731114B1 (en) Apparatus with capacitive electrodes for measuring subsurface electrical characteristics in the subsoil
FR2709548B1 (fr) Sonde pour mesures de potentiels électrochimiques dans un environnement hostile.
WO2000043735A3 (en) Method and apparatus for measuring fluid levels in vessels
US4468864A (en) Tilt meter
ATE446497T1 (de) Verfahren zur kapazitiven füllstandsmessung
NO20023450L (no) Målesystem for brönnkjerner ved måling av resistivitet og den di-elektriske konstant under boring samt laboratorium
WO2001018538A3 (en) Miscible liquid capacitive sensing system
IE20100520A1 (en) A moisture meter
WO2004059292A3 (en) Probes for measurements of complex dielectric permittivity of porous and other materials and methods of use thereof

Legal Events

Date Code Title Description
FC2A Withdrawal, rejection or dismissal of laid open patent application