EP2729820A4 - Method to use a probe to monitor interfacial changes of capacitance and resistance - Google Patents

Method to use a probe to monitor interfacial changes of capacitance and resistance

Info

Publication number
EP2729820A4
EP2729820A4 EP12811945.0A EP12811945A EP2729820A4 EP 2729820 A4 EP2729820 A4 EP 2729820A4 EP 12811945 A EP12811945 A EP 12811945A EP 2729820 A4 EP2729820 A4 EP 2729820A4
Authority
EP
European Patent Office
Prior art keywords
capacitance
probe
monitor
resistance
interfacial
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.)
Withdrawn
Application number
EP12811945.0A
Other languages
German (de)
French (fr)
Other versions
EP2729820A1 (en
Inventor
Anatol Krozer
Andrea Astalan
Dimitar Kolev
Christer Johansson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rise Research Institutes of Sweden Surface Process and Formulation AB
Original Assignee
Acreo Swedish ICT AB
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 Acreo Swedish ICT AB filed Critical Acreo Swedish ICT AB
Publication of EP2729820A1 publication Critical patent/EP2729820A1/en
Publication of EP2729820A4 publication Critical patent/EP2729820A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Electrochemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Power Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
EP12811945.0A 2011-07-08 2012-07-06 Method to use a probe to monitor interfacial changes of capacitance and resistance Withdrawn EP2729820A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161505624P 2011-07-08 2011-07-08
SE1150650 2011-07-08
PCT/SE2012/050806 WO2013009251A1 (en) 2011-07-08 2012-07-06 Method to use a probe to monitor interfacial changes of capacitance and resistance

Publications (2)

Publication Number Publication Date
EP2729820A1 EP2729820A1 (en) 2014-05-14
EP2729820A4 true EP2729820A4 (en) 2015-04-01

Family

ID=47506311

Family Applications (1)

Application Number Title Priority Date Filing Date
EP12811945.0A Withdrawn EP2729820A4 (en) 2011-07-08 2012-07-06 Method to use a probe to monitor interfacial changes of capacitance and resistance

Country Status (2)

Country Link
EP (1) EP2729820A4 (en)
WO (1) WO2013009251A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103926275B (en) * 2014-04-02 2016-04-20 江西铜业股份有限公司 A kind of method utilizing electrostatic double layer electrology characteristic to detect scale velocity in water body
US10302799B2 (en) 2014-06-24 2019-05-28 Halliburton Energy Services, Inc. Fluid characterization apparatus, systems, and methods
CN105699787B (en) * 2016-03-04 2018-07-06 中国矿业大学 Coal petrography dielectric constant measurement method based on impedance analyzer
CN108931283B (en) * 2017-05-22 2021-01-08 九阳股份有限公司 Water level detection method and device for water tank
JP6993679B2 (en) * 2017-11-22 2022-01-13 センスプロ株式会社 Lubricating oil sensor head and sensor system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6782736B1 (en) * 1999-07-12 2004-08-31 Hammer As Methods and devices for measuring interface levels between fluids, and uses thereof
EP1602921A1 (en) * 2004-05-31 2005-12-07 Samsung Electronics Co., Ltd. Apparatus and method for detecting bio molecule using inductance device
US20080174306A1 (en) * 2007-01-23 2008-07-24 The Boeing Company Method and apparatus for detecting inconsistencies in fiber reinforced resin parts using eddy curents
EP1747461B1 (en) * 2004-05-17 2010-12-15 Randox Laboratories Ltd. Use of magnetic particle detector system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60135753A (en) * 1983-12-23 1985-07-19 Koa Sangyo Kk Noncontacting moisture detector
GB2179454A (en) * 1985-08-21 1987-03-04 Agar Corp Ltd Probe for measuring, and/or for exercising a control in dependence upon the value of, a characteristic of a material, and method of using saidd probe
US5156810A (en) * 1989-06-15 1992-10-20 Biocircuits Corporation Biosensors employing electrical, optical and mechanical signals
TW295621B (en) * 1992-12-15 1997-01-11 Etex Co Ltd
WO1994028414A1 (en) * 1993-05-29 1994-12-08 Cambridge Life Sciences Plc Sensors based on polymer transformation
US6278281B1 (en) * 1998-12-23 2001-08-21 Eaton Corporation Fluid condition monitor
US6938469B2 (en) * 2003-08-06 2005-09-06 Schlumberger Technology Corporation Method for determining properties of formation fluids
EP3260853B1 (en) * 2009-03-27 2020-03-11 ams International AG A sensor device and a method of manufacturing the same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6782736B1 (en) * 1999-07-12 2004-08-31 Hammer As Methods and devices for measuring interface levels between fluids, and uses thereof
EP1747461B1 (en) * 2004-05-17 2010-12-15 Randox Laboratories Ltd. Use of magnetic particle detector system
EP1602921A1 (en) * 2004-05-31 2005-12-07 Samsung Electronics Co., Ltd. Apparatus and method for detecting bio molecule using inductance device
US20080174306A1 (en) * 2007-01-23 2008-07-24 The Boeing Company Method and apparatus for detecting inconsistencies in fiber reinforced resin parts using eddy curents

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013009251A1 *

Also Published As

Publication number Publication date
WO2013009251A1 (en) 2013-01-17
EP2729820A1 (en) 2014-05-14

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