HUE056550T2 - Impedancia-szenzor és mûködési módszere - Google Patents

Impedancia-szenzor és mûködési módszere

Info

Publication number
HUE056550T2
HUE056550T2 HUE18155432A HUE18155432A HUE056550T2 HU E056550 T2 HUE056550 T2 HU E056550T2 HU E18155432 A HUE18155432 A HU E18155432A HU E18155432 A HUE18155432 A HU E18155432A HU E056550 T2 HUE056550 T2 HU E056550T2
Authority
HU
Hungary
Prior art keywords
impedance sensor
impedance
sensor
Prior art date
Application number
HUE18155432A
Other languages
English (en)
Inventor
Christian Weinzierle
Juergen Haas
Original Assignee
Grieshaber Vega Kg
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 Grieshaber Vega Kg filed Critical Grieshaber Vega Kg
Publication of HUE056550T2 publication Critical patent/HUE056550T2/hu

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
    • G01F23/266—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 measuring circuits 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
    • 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
    • G01F23/261—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 for discrete levels
    • 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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/284—Electromagnetic waves
    • 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
    • G01F23/80—Arrangements for signal processing
    • 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
    • G01F23/80—Arrangements for signal processing
    • G01F23/802—Particular electronic circuits for digital processing equipment
    • G01F23/804—Particular electronic circuits for digital processing equipment containing circuits handling parameters other than liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Signal Processing (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measuring Fluid Pressure (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Transceivers (AREA)
HUE18155432A 2018-02-06 2018-02-06 Impedancia-szenzor és mûködési módszere HUE056550T2 (hu)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP18155432.0A EP3521777B1 (de) 2018-02-06 2018-02-06 Impedanzsensor und verfahren zu dessen betrieb

Publications (1)

Publication Number Publication Date
HUE056550T2 true HUE056550T2 (hu) 2022-02-28

Family

ID=61187119

Family Applications (1)

Application Number Title Priority Date Filing Date
HUE18155432A HUE056550T2 (hu) 2018-02-06 2018-02-06 Impedancia-szenzor és mûködési módszere

Country Status (6)

Country Link
US (1) US11359953B2 (hu)
EP (1) EP3521777B1 (hu)
CN (1) CN110118588B (hu)
DK (1) DK3521777T3 (hu)
HR (1) HRP20210889T1 (hu)
HU (1) HUE056550T2 (hu)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3543660B1 (de) * 2018-03-22 2020-04-15 VEGA Grieshaber KG Impedanzgrenzschalter zur reduzierung der emv-abstrahlung und verfahren zum bestimmen eines grenzstands eines mediums durch einen impedanzgrenzschalter
EP3605029B1 (de) * 2018-07-30 2020-09-16 VEGA Grieshaber KG Verfahren zum bestimmen eines schaltzustands eines impedanzsensors und impedanzsensor
DE102021101417A1 (de) 2021-01-22 2022-07-28 Vega Grieshaber Kg Verfahren zur Grenzstanddetektion und Grenzstandsensor
DE102021201808A1 (de) 2021-02-25 2022-08-25 Vega Grieshaber Kg Sensor-Messanordnung mit Kompensation

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164146A (en) * 1976-11-02 1979-08-14 The United States Of America As Represented By The United States Department Of Energy Apparatus and method for monitoring the presence of a conductive media
JPS5852520A (ja) * 1981-09-25 1983-03-28 Tatsuno:Kk 液量測定装置
US5083470A (en) * 1990-01-18 1992-01-28 E. I. Du Pont De Nemours And Company Capacitive liquid level sensor
US7373817B2 (en) 2004-07-09 2008-05-20 Touchsensor Technologies, Llc Solid state fluid level sensor
US9692411B2 (en) * 2011-05-13 2017-06-27 Flow Control LLC Integrated level sensing printed circuit board
DE102012104075A1 (de) * 2012-05-09 2013-11-14 Endress + Hauser Gmbh + Co. Kg Vorrichtung zur Bestimmung und/oder Überwachung mindestens einer Prozessgröße eines Mediums
DE102013107120A1 (de) * 2013-07-05 2015-01-08 Endress + Hauser Gmbh + Co. Kg Signalgenerator für eine Messvorrichtung und Messvorrichtung für die Automatisierungstechnik
US9356606B2 (en) 2014-07-23 2016-05-31 Silicon Laboratories Inc. Clock generator using free-running oscillator and method therefor
FR3040484B1 (fr) * 2015-08-26 2019-01-25 Akwel Dispositif de mesure sans contact d'un niveau dans un reservoir
CN105866182A (zh) 2016-04-11 2016-08-17 中国石油天然气股份有限公司 基于抽油机井的在线观察测量装置

Also Published As

Publication number Publication date
US20190265093A1 (en) 2019-08-29
EP3521777B1 (de) 2021-05-19
CN110118588A (zh) 2019-08-13
US11359953B2 (en) 2022-06-14
CN110118588B (zh) 2022-03-22
EP3521777A1 (de) 2019-08-07
HRP20210889T1 (hr) 2021-09-17
DK3521777T3 (da) 2021-06-07

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