ES2001328T3 - Aparato de medida de niveles para liquidos electricamente no conductores. - Google Patents

Aparato de medida de niveles para liquidos electricamente no conductores.

Info

Publication number
ES2001328T3
ES2001328T3 ES198787890200T ES87890200T ES2001328T3 ES 2001328 T3 ES2001328 T3 ES 2001328T3 ES 198787890200 T ES198787890200 T ES 198787890200T ES 87890200 T ES87890200 T ES 87890200T ES 2001328 T3 ES2001328 T3 ES 2001328T3
Authority
ES
Spain
Prior art keywords
container
electrode
measuring device
level measuring
electrically non
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 - Lifetime
Application number
ES198787890200T
Other languages
English (en)
Other versions
ES2001328A4 (es
Inventor
George E. Dipl.-Ing. Fredericks
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.)
AVL List GmbH
Original Assignee
AVL Gesellschaft fuer Verbrennungskraftmaschinen und Messtechnik mbH
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 AVL Gesellschaft fuer Verbrennungskraftmaschinen und Messtechnik mbH filed Critical AVL Gesellschaft fuer Verbrennungskraftmaschinen und Messtechnik mbH
Publication of ES2001328A4 publication Critical patent/ES2001328A4/es
Application granted granted Critical
Publication of ES2001328T3 publication Critical patent/ES2001328T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/10—Accelerator pedal position
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W2540/00—Input parameters relating to occupants
    • B60W2540/16—Ratio selector position

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)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Abstract

PARA ALCANZAR EN UN APARATO DE MEDICION DE NIVEL PARA LIQUIDOS ELECTRICOS NO CONDUCTORES, CON UN SENSOR EN CONTACTO CON EL LIQUIDO COLOCADO EN UN RECIPIENTE Y UN INTERRUPTOR DE VALARACION CONECTADO CON EL, UNA COMPENSACION DE FORMA MUY FACIL EN UNA COSNTANTE DE DIELECTRICIDAD VARIABLE Y AL MISMO TIEMPO CONSEGUIR UNA ELEVADA MEDICION EN EXACTITUD Y UNA ELEVADA DISOCIACION, ESTA PREVISTO QUE EN LA ZONA INFERIOR DEL RECIPIENTE (1) ESTE COLOCADO UN ELECTRODO DE ACCIONAMIENTO (5) ESENCIALMENTE COAXIAL AL ELECTRODO SENSOR (3, 4) Y QUE EL ELECTRODO DE COMPENSACION (6) SE ENCUENTRE ENTRE EL ELECTRODO DE ACCIONAMIENTO (5) Y LA PARED (8) DEL RECIPIENTE (1), CON LO QUE AMBOS ELECTRODOS (5, 6) FORMAN CONDENSADORES CON EL ELECTRODO SENSOR (3, 4) O CON LA PARED (8) DEL RECIPIENTE (1).
ES198787890200T 1986-09-17 1987-08-31 Aparato de medida de niveles para liquidos electricamente no conductores. Expired - Lifetime ES2001328T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0249286A AT397718B (de) 1986-09-17 1986-09-17 Niveau-messgerät für elektrisch nicht leitende flüssigkeiten

Publications (2)

Publication Number Publication Date
ES2001328A4 ES2001328A4 (es) 1988-05-16
ES2001328T3 true ES2001328T3 (es) 1992-08-16

Family

ID=3535267

Family Applications (1)

Application Number Title Priority Date Filing Date
ES198787890200T Expired - Lifetime ES2001328T3 (es) 1986-09-17 1987-08-31 Aparato de medida de niveles para liquidos electricamente no conductores.

Country Status (7)

Country Link
US (1) US4795967A (es)
EP (1) EP0261099B1 (es)
JP (1) JPS6388406A (es)
CN (1) CN1013996B (es)
AT (1) AT397718B (es)
DE (1) DE3776614D1 (es)
ES (1) ES2001328T3 (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9714537B1 (pt) * 1997-01-28 2009-05-05 sensor de nìvel capacitivo para a determinação de uma camada limite em um tanque separador.
US6237412B1 (en) * 1997-07-16 2001-05-29 Nitta Corporation Level sensor
DE19757190A1 (de) * 1997-12-22 1999-06-24 Abb Research Ltd Kapazitiver Füllstandssensor mit integrierter Schmutzfilmdetektion
FR2782804B1 (fr) * 1998-09-01 2000-09-29 Inst Francais Du Petrole Dispositif de separation et de mesure du volume des differentes phases d'un melange de fluides
CN1320338C (zh) * 2004-06-04 2007-06-06 刘瑞 三端式水位电极
US7373817B2 (en) 2004-07-09 2008-05-20 Touchsensor Technologies, Llc Solid state fluid level sensor
CN1318825C (zh) * 2004-07-09 2007-05-30 刘立峰 三端式水位电极电接点水位计
KR100834743B1 (ko) * 2006-12-21 2008-06-05 삼성전자주식회사 커패시턴스 측정 회로 및 그에 따른 커패시턴스 측정 방법
DE102008003802A1 (de) * 2008-01-10 2009-07-16 Robert Bosch Gmbh Kapazitiver Füllstandsensor und Verfahren zum Schätzen eines Füllstandes
US8590375B2 (en) 2011-03-22 2013-11-26 Rochester Gauges, Inc. Self-calibrating capacitive liquid level sensor assembly and method
CN102636236B (zh) * 2012-04-28 2013-09-18 天津恒立远大仪表有限公司 基于连续测量电容量的浮法移窗界面分析仪
US9103738B2 (en) * 2012-09-07 2015-08-11 Dynisco Instruments Llc Capacitive pressure sensor with intrinsic temperature compensation
US8984952B2 (en) 2012-09-07 2015-03-24 Dynisco Instruments Llc Capacitive pressure sensor
US8943895B2 (en) 2012-09-07 2015-02-03 Dynisco Instruments Llc Capacitive pressure sensor
DE112017004125T5 (de) * 2016-08-17 2019-05-09 Ksr Ip Holdings Llc Kapazitiver Füllstandssensor für schnelles Ansprechverhalten
US11674838B2 (en) 2019-04-04 2023-06-13 Poseidon Systems Llc Capacitive fringe field oil level sensor with integrated humidity and temperature sensing
EP4118401A4 (en) * 2020-03-11 2024-04-10 Analog Devices, Inc. MEDICINE DISPENSING MONITORING SYSTEM
DE102020128243A1 (de) * 2020-10-27 2022-04-28 Kautex Textron Gmbh & Co. Kg Betriebsflüssigkeitsbehälter mit kapazitivem Füllstandsensor, Kraftfahrzeug mit einem Betriebsflüssigkeitsbehälter und Verfahren zur Funktionsprüfung eines Betriebsflüssigkeitsbehälters

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2700901A (en) * 1952-05-02 1955-02-01 Edward J Rickner Liquid level measuring apparatus
US2866337A (en) * 1954-08-31 1958-12-30 Avien Inc Compensated liquid quantity measuring apparatus
GB1440574A (en) * 1972-07-01 1976-06-23 Lucas Electrical Ltd Liquid level detecting circuits
DE2550936C3 (de) * 1975-11-13 1978-08-31 Vega Vertrieb Und Fertigung Elektronischer Geraete Und Apparate Grieshaber Kg, 7620 Wolfach Zur kapazitiven Füllstandsmessung eines Behälters verwendete Schaltungsanordnung
GB2043259B (en) * 1978-11-24 1983-08-03 Drexelbrook Controls Level measurement system
US4235106A (en) * 1978-12-08 1980-11-25 Drexelbrook Controls, Inc. System and method for obtaining compensated level measurements
AT367211B (de) * 1979-08-29 1982-06-11 List Hans Kapazitiver messwandler
US4296472A (en) * 1979-10-01 1981-10-20 Rockwell International Corporation Non-intrusive fluid measuring system
US4347741A (en) * 1980-07-17 1982-09-07 Endress & Hauser, Inc. Control system for a capacitive level sensor
JPS5852520A (ja) * 1981-09-25 1983-03-28 Tatsuno:Kk 液量測定装置
US4555661A (en) * 1983-04-11 1985-11-26 Forte Technology, Inc. Method and apparatus for determining dielectric constant
DE3322657A1 (de) * 1983-06-23 1985-01-10 VEGA Grieshaber GmbH & Co, 7620 Wolfach Vorrichtung zur ueberwachung einer laenglichen, fuer die kapazitive fuellstandsmessung in einem behaelter vorgesehenen sonde auf abriss

Also Published As

Publication number Publication date
EP0261099B1 (de) 1992-02-05
ES2001328A4 (es) 1988-05-16
EP0261099A3 (en) 1989-11-15
US4795967A (en) 1989-01-03
CN1013996B (zh) 1991-09-18
DE3776614D1 (de) 1992-03-19
AT397718B (de) 1994-06-27
JPS6388406A (ja) 1988-04-19
EP0261099A2 (de) 1988-03-23
CN87106416A (zh) 1988-03-30
ATA249286A (de) 1993-10-15
JPH0468570B2 (es) 1992-11-02

Similar Documents

Publication Publication Date Title
ES2001328T3 (es) Aparato de medida de niveles para liquidos electricamente no conductores.
US4010650A (en) Apparatus for generating an electrical signal indicative of liquid level
US4553552A (en) Hemodialysis meter
ATE200582T1 (de) Vorrichtung zum übertragen von flüssigkeiten mit flüssigkeitsstandsmesser
FR2598227B1 (fr) Procede de detection et/ou d'identification d'une substance biologique dans un milieu liquide a l'aide de mesures electriques, et dispositif destine a la mise en oeuvre de ce procede
MX9201923A (es) Medicion dinamica y sin contacto del desplazamiento o de la permitividad mediante el uso de un detector capacitivo.
CA1262512A (en) Device for measuring the water content of ink samples
ES2067064T3 (es) Disposicion de medicion electrica para medir o calcular el nivel u otros datos mecanicos de un liquido electricamente conductor.
ATE29177T1 (de) Vorrichtung zur messung der feuchte hoernigen gutes.
ES353655A1 (es) Perfeccionamientos en la construccion de electrodos de me- dida del ph bajo presion.
GB1460892A (en) Apparatus for m'asuring the electrical conductivity of a liquor sample
SE8305156D0 (sv) Anordning for att ta reda pa och utnyttja fyllnadsnivan i behallare
DE3881251D1 (de) Sensor zur messung des stromes oder der spannung von auf einem referenzsubstrat vorhandenen elektrisch leitenden schichten.
ES277606Y (es) Sonda de medicion electrica de la conductibilidad
WO1996013193A3 (en) Non-invasive device and method for quantitative determination of oxidants and/or antioxidants in the skin
GB1185240A (en) Devices for Measuring Electrical Properties of a Material
DE3855189D1 (de) Auf basis einer nicht-isotropen lösung eines polarisierbaren materials hergestellte elektrische bauelemente
JPS5734412A (en) Measuring method for liquid level
RU93040949A (ru) Устройство для измерения удельной электропроводности жидких сред
CA969614A (en) Probe for checking the level of electrically conductive liquids
ATE82803T1 (de) Einrichtung zum messen der aktivitaet und des volumens radioaktiver fluessigkeiten.
GB847107A (en) Means for determining the depth of fluent material in a container
FR2592712A1 (fr) Procede de mesure de niveau d'un liquide et limnimetre pour la mise en oeuvre de ce procede
SU605103A1 (ru) Сигнализатор уровн электропровод щих жидкостей
SU427292A1 (ru) Емкостной датчик

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 261099

Country of ref document: ES