NO20054019L - Elektronisk fremgangsmate og system for detektering av ledende eller dielektriske omgivelser med en dielektrisk konstant som er hoyere enn luftens - Google Patents

Elektronisk fremgangsmate og system for detektering av ledende eller dielektriske omgivelser med en dielektrisk konstant som er hoyere enn luftens

Info

Publication number
NO20054019L
NO20054019L NO20054019A NO20054019A NO20054019L NO 20054019 L NO20054019 L NO 20054019L NO 20054019 A NO20054019 A NO 20054019A NO 20054019 A NO20054019 A NO 20054019A NO 20054019 L NO20054019 L NO 20054019L
Authority
NO
Norway
Prior art keywords
capacitor
dielectric
control system
air
environments
Prior art date
Application number
NO20054019A
Other languages
English (en)
Norwegian (no)
Inventor
Zbigniew Zsela
Kazimierz Zajac
Wlodzimierz Kalita
Zbigniew Lassota
Michal Lassota
Original Assignee
Fetco Inc Sp Zoo
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 Fetco Inc Sp Zoo filed Critical Fetco Inc Sp Zoo
Publication of NO20054019L publication Critical patent/NO20054019L/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
    • G01F23/266—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

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)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Elimination Of Static Electricity (AREA)
  • Measuring Oxygen Concentration In Cells (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
NO20054019A 2003-02-07 2005-08-30 Elektronisk fremgangsmate og system for detektering av ledende eller dielektriske omgivelser med en dielektrisk konstant som er hoyere enn luftens NO20054019L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PL358634A PL204266B1 (pl) 2003-02-07 2003-02-07 Sposób i układ elektroniczny do wykrywania obecności środowiska przewodzącego lub dielektrycznego o przenikalności dielektrycznej większej od powietrza
PCT/PL2004/000003 WO2004070774A2 (en) 2003-02-07 2004-01-21 Capacitive level detector

Publications (1)

Publication Number Publication Date
NO20054019L true NO20054019L (no) 2005-08-30

Family

ID=32845209

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20054019A NO20054019L (no) 2003-02-07 2005-08-30 Elektronisk fremgangsmate og system for detektering av ledende eller dielektriske omgivelser med en dielektrisk konstant som er hoyere enn luftens

Country Status (8)

Country Link
US (1) US7401513B2 (pl)
EP (1) EP1629521A2 (pl)
CN (1) CN100455998C (pl)
CA (1) CA2515162C (pl)
NO (1) NO20054019L (pl)
PL (1) PL204266B1 (pl)
RU (1) RU2304285C2 (pl)
WO (1) WO2004070774A2 (pl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100559134C (zh) * 2004-10-14 2009-11-11 班奥麦迪克公司 用于饮料分配器的液位测量设备
DE102007059709B4 (de) * 2006-12-10 2014-07-10 Ifm Electronic Gmbh Kapazitiver Sensor
TW201038927A (en) * 2009-04-21 2010-11-01 Young Bright Technology Corp Liquid measure system and method thereof
GB201015009D0 (en) 2010-09-09 2010-10-20 Randox Lab Ltd Capacitive liquid level sensor
RU2538411C2 (ru) * 2013-04-09 2015-01-10 Михаил Михайлович РУМЯНЦЕВ Устройство для измерения уровня жидких масел, находящихся в непрозрачных емкостях
DE102014107927A1 (de) * 2014-06-05 2015-12-17 Endress + Hauser Gmbh + Co. Kg Verfahren und Vorrichtung zur Überwachung des Füllstandes eines Mediums in einem Behälter
WO2018204720A1 (en) * 2017-05-03 2018-11-08 Nypro Inc. Apparatus, system, and method of providing a liquid level monitor
DE102017223855A1 (de) * 2017-12-28 2019-07-04 Kautex Textron Gmbh & Co. Kg Betriebsflüssigkeitsbehälter mit integriertem System zur Erfassung des Füllstandes
CN112236654A (zh) 2018-05-03 2021-01-15 耐普罗公司 用于提供内容物量监视器的装置、系统和方法
US20210072067A1 (en) 2018-05-03 2021-03-11 Nypro Inc. Apparatus, system, and method of providing a solids level monitor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001676A (en) 1975-08-27 1977-01-04 General Motors Corporation Solid-state threshold detector
GB2090415A (en) * 1980-12-30 1982-07-07 Haynes Joel Erwin Liquid level meter
FR2538542B1 (fr) 1982-12-28 1985-12-13 Feuillee Michel Dispositif de mesure a capteur capacitif ou resistif et a sortie numerique pour mesures de grandeurs physiques
US4806847A (en) * 1986-12-09 1989-02-21 Caterpillar Inc. Dielectric liquid level sensor and method
US4963729A (en) 1989-03-03 1990-10-16 Simmonds Precision Products, Inc. Optically powered sensor system with improved signal conditioning
US5461321A (en) * 1993-09-17 1995-10-24 Penberthy, Inc. Apparatus and method for measuring capacitance from the duration of a charge-discharge charge cycle
US5613398A (en) * 1994-01-24 1997-03-25 Chrysler Corporation Smart fuel tank module

Also Published As

Publication number Publication date
CN1774619A (zh) 2006-05-17
PL358634A1 (pl) 2004-08-09
WO2004070774A2 (en) 2004-08-19
US7401513B2 (en) 2008-07-22
EP1629521A2 (en) 2006-03-01
RU2005128308A (ru) 2006-01-27
PL204266B1 (pl) 2009-12-31
WO2004070774A3 (en) 2006-02-02
CN100455998C (zh) 2009-01-28
CA2515162C (en) 2010-01-26
RU2304285C2 (ru) 2007-08-10
US20060106547A1 (en) 2006-05-18
CA2515162A1 (en) 2004-08-19

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Legal Events

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