AU2002228678A1 - Method for detecting faulty liquid level sensors - Google Patents

Method for detecting faulty liquid level sensors

Info

Publication number
AU2002228678A1
AU2002228678A1 AU2002228678A AU2867802A AU2002228678A1 AU 2002228678 A1 AU2002228678 A1 AU 2002228678A1 AU 2002228678 A AU2002228678 A AU 2002228678A AU 2867802 A AU2867802 A AU 2867802A AU 2002228678 A1 AU2002228678 A1 AU 2002228678A1
Authority
AU
Australia
Prior art keywords
liquid level
level sensors
detecting faulty
faulty liquid
detecting
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
AU2002228678A
Inventor
Mark A. Colman
Thomas Lee
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.)
Clark Reliance LLC
Original Assignee
Clark Reliance LLC
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 Clark Reliance LLC filed Critical Clark Reliance LLC
Publication of AU2002228678A1 publication Critical patent/AU2002228678A1/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
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/20—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of apparatus for measuring liquid level
    • G01F25/24—Testing proper functioning of electronic circuits
    • 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
    • G01F23/0046—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 with a stationary probe, where a liquid specimen is separated from the mean mass and measured
    • 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
    • G01F23/24—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 resistance of resistors due to contact with conductor fluid
    • G01F23/241—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 resistance of resistors due to contact with conductor fluid 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
    • G01F23/80—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
AU2002228678A 2000-11-29 2001-11-29 Method for detecting faulty liquid level sensors Abandoned AU2002228678A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US25027000P 2000-11-29 2000-11-29
US60/250,270 2000-11-29
PCT/US2001/044873 WO2002044657A2 (en) 2000-11-29 2001-11-29 Method for detecting faulty liquid level sensors

Publications (1)

Publication Number Publication Date
AU2002228678A1 true AU2002228678A1 (en) 2002-06-11

Family

ID=22947053

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002228678A Abandoned AU2002228678A1 (en) 2000-11-29 2001-11-29 Method for detecting faulty liquid level sensors

Country Status (5)

Country Link
US (1) US6575010B2 (en)
AU (1) AU2002228678A1 (en)
CA (1) CA2430079A1 (en)
GB (1) GB2388946B (en)
WO (1) WO2002044657A2 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7217104B2 (en) * 2002-12-02 2007-05-15 Ross Carl M Method and system for liquid leak detection, notification and removal
FR2895306B1 (en) * 2005-12-27 2008-04-04 Goss Int Montataire Sa PRINTING UNIT HAVING DIFFERENT AMPLITUDES FOR MOVING LOW-HOLDER CYLINDERS TO REACH AN OUTSTANDING PRESSURE CONFIGURATION AND CORRESPONDING PRESS PRESS.
FR2895308B1 (en) * 2005-12-27 2009-07-03 Goss Int Montataire Sa PRINTING UNIT WITH TUBULAR BLANCHET OFF-PRESSURE CONFIGURATION FOR PASSING A PAPER STRIP AND CORRESPONDING PRINTING PRESS.
FR2895307B1 (en) * 2005-12-27 2008-03-14 Goss Int Montataire Sa PRESSURE UNIT WITH OFF-PRESSURE CONFIGURATION FOR LIMITING THE RISK OF DAMAGE TO CYLINDERS BY WINDING OF THE PAPER STRIP, AND PRESS PRESS OF CORRESPONDING.
FR2895309B1 (en) * 2005-12-27 2009-07-03 Goss Int Montataire Sa PRINTING UNIT HAVING OFF-STOP PRESSURE CONFIGURATION AND AN OFF-PRESSURE WHITE CHANGE CONFIGURATION AND CORRESPONDING PRINTING PRESS
US8047046B2 (en) * 2008-02-08 2011-11-01 GM Global Technology Operations LLC Systems and method for monitoring urea level
TW201210722A (en) * 2010-09-03 2012-03-16 Rexon Ind Corp Ltd Tile cutter with a liquid level display
JP5158218B2 (en) * 2011-01-10 2013-03-06 株式会社デンソー Liquid level measuring device
US9329069B2 (en) 2012-12-10 2016-05-03 Clark-Reliance Corporation Liquid level system with blowdown feature
KR101948002B1 (en) * 2014-04-11 2019-02-15 코웨이 주식회사 Water storage tank and method for controlling full water level of the same
US9770980B2 (en) 2014-09-18 2017-09-26 Ford Global Technologies, Llc System and methods for determining fuel fill level and diagnosing fill level indicator
US20170157527A1 (en) * 2015-12-07 2017-06-08 National Environmental Products, Ltd. Humidification System with Pressure Condensate Return and Method Therefor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1056032A (en) * 1964-04-08 1967-01-25 Central Electr Generat Board Improvements in or relating to fluid indicating apparatus
GB1257737A (en) * 1969-04-11 1971-12-22 Central Electricity Generating Board Improvements in or relating to apparatus for measuring or responsive to the level of a liquid
US3614887A (en) * 1969-05-13 1971-10-26 Gen Electric Bite for liquid level and quantity measuring system
GB1438271A (en) * 1972-05-10 1976-06-03 Central Electr Generat Board Alarm and/or control apparatus
GB1605145A (en) * 1978-05-11 1982-02-10 Bullen P M Alarm and/or control apparatus
GB2083225B (en) * 1980-08-11 1985-02-06 Central Electr Generat Board Fluid level sensor
US4507521A (en) * 1982-09-29 1985-03-26 The Clark-Reliance Corp. High pressure electrical conductivity probe
US4872120A (en) * 1984-12-20 1989-10-03 Gull Inc. Multiplexed junction probe for fuel gaging system and system containing same
US5146785A (en) * 1991-01-30 1992-09-15 Spectrol Electronics Corp. Fluid level sensor with stair step output
US5485401A (en) * 1993-06-14 1996-01-16 Scully Signal Company Method and apparatus for testing overfill protection devices
FR2762937B1 (en) * 1997-05-05 1999-06-11 Alsthom Cge Alcatel ACTIVE ANTENNA WITH RADIANT ELEMENTS NETWORK WITH REDUNDANT ARCHITECTURE
GB9915254D0 (en) * 1999-07-01 1999-09-01 Smiths Industries Plc Fluid-gauging systems and methods

Also Published As

Publication number Publication date
WO2002044657A3 (en) 2003-03-20
US20020134132A1 (en) 2002-09-26
US6575010B2 (en) 2003-06-10
GB2388946A (en) 2003-11-26
WO2002044657A2 (en) 2002-06-06
GB0314332D0 (en) 2003-07-23
GB2388946B (en) 2004-05-12
WO2002044657A9 (en) 2004-03-04
CA2430079A1 (en) 2002-06-06

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