AU2971900A - Method and apparatus for measuring fluid levels in vessels - Google Patents

Method and apparatus for measuring fluid levels in vessels

Info

Publication number
AU2971900A
AU2971900A AU29719/00A AU2971900A AU2971900A AU 2971900 A AU2971900 A AU 2971900A AU 29719/00 A AU29719/00 A AU 29719/00A AU 2971900 A AU2971900 A AU 2971900A AU 2971900 A AU2971900 A AU 2971900A
Authority
AU
Australia
Prior art keywords
vessels
fluid levels
measuring fluid
levels
measuring
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.)
Abandoned
Application number
AU29719/00A
Inventor
John Mazrum
Robert Walty
Eric Weiner
Larry Wiese
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.)
SGI International Inc
Original Assignee
SGI International Inc
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 SGI International Inc filed Critical SGI International Inc
Publication of AU2971900A publication Critical patent/AU2971900A/en
Abandoned 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
    • G01F23/266—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
    • 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
AU29719/00A 1999-01-21 2000-01-21 Method and apparatus for measuring fluid levels in vessels Abandoned AU2971900A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23512799A 1999-01-21 1999-01-21
US09235127 1999-01-21
PCT/US2000/001784 WO2000043735A2 (en) 1999-01-21 2000-01-21 Method and apparatus for measuring fluid levels in vessels

Publications (1)

Publication Number Publication Date
AU2971900A true AU2971900A (en) 2000-08-07

Family

ID=22884206

Family Applications (1)

Application Number Title Priority Date Filing Date
AU29719/00A Abandoned AU2971900A (en) 1999-01-21 2000-01-21 Method and apparatus for measuring fluid levels in vessels

Country Status (2)

Country Link
AU (1) AU2971900A (en)
WO (1) WO2000043735A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1400787A1 (en) * 2002-09-17 2004-03-24 Nanmat Technology Co., Ltd. Method for detecting quantity variation of high purity liquid chemicals and devices to carry out the method
DE10258418A1 (en) * 2002-12-13 2004-07-08 Beru Ag media sensor
DE10324731A1 (en) * 2003-05-31 2004-12-16 Braun Gmbh Method and circuit arrangement for the detection of a filling level of a liquid
DE102008049623A1 (en) * 2008-09-30 2010-04-01 Endress + Hauser Gmbh + Co. Kg Method for manufacturing a capacitive measuring device
GB0822415D0 (en) * 2008-12-09 2009-01-14 Denby Carl Storage tank monitoring apparatus
US8549910B2 (en) 2010-01-07 2013-10-08 Federal-Mogul Corporation Fuel system electro-static potential differential level sensor element and hardware/software configuration
US9035800B2 (en) * 2012-10-12 2015-05-19 The Boeing Company Fuel tank monitoring system
AU2014101631A4 (en) * 2013-03-06 2019-05-16 Levno Limited Fluid monitoring system
AU2019236214B2 (en) * 2018-03-16 2022-03-31 Pitco Frialator, Inc. Fluid top-off detection and control system
WO2022149011A1 (en) * 2021-11-27 2022-07-14 Basiri Salar Liquid level measurement apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3747407A (en) * 1971-11-26 1973-07-24 Consolidated Airborne Syst Inc Probe mounted electronics for fuel gage system
US3863147A (en) * 1973-02-16 1975-01-28 Jensen Iii Owen F Capacitance sensing apparatus
US4296472A (en) * 1979-10-01 1981-10-20 Rockwell International Corporation Non-intrusive fluid measuring system
US4383444A (en) * 1980-04-21 1983-05-17 Robertshaw Controls Company Microprocessor based capacitance level detection system
DE3024794A1 (en) * 1980-06-30 1982-01-28 Gebrüder Bühler AG, 9240 Uzwil METHOD AND DEVICE FOR DETERMINING CHARACTERISTICS, ESPECIALLY OF CEREALS
US4485673A (en) * 1981-05-13 1984-12-04 Drexelbrook Engineering Company Two-wire level measuring instrument
US4745895A (en) * 1985-10-15 1988-05-24 Briggs & Stratton Corp. Liquid monitoring apparatus
ES2206702T3 (en) * 1996-04-03 2004-05-16 Robertshaw Controls Company FLUID SENSOR

Also Published As

Publication number Publication date
WO2000043735A2 (en) 2000-07-27
WO2000043735A3 (en) 2001-07-26

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase