AU4977293A - Density measurement - Google Patents

Density measurement

Info

Publication number
AU4977293A
AU4977293A AU49772/93A AU4977293A AU4977293A AU 4977293 A AU4977293 A AU 4977293A AU 49772/93 A AU49772/93 A AU 49772/93A AU 4977293 A AU4977293 A AU 4977293A AU 4977293 A AU4977293 A AU 4977293A
Authority
AU
Australia
Prior art keywords
density measurement
density
measurement
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
AU49772/93A
Inventor
Andrew James Shepherd
Alan Gilbert Wells
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.)
Whessoe Ltd
Original Assignee
Whessoe Ltd
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 Whessoe Ltd filed Critical Whessoe Ltd
Publication of AU4977293A publication Critical patent/AU4977293A/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
    • G01F23/0023—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 probe suspended by a wire or thread
    • 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
    • G01F23/14—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 measurement of pressure
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
    • G01N9/26—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity by measuring pressure differences

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
AU49772/93A 1992-09-11 1993-09-09 Density measurement Abandoned AU4977293A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB929219242A GB9219242D0 (en) 1992-09-11 1992-09-11 Density measurement and transmission of information
GB9219242 1992-09-11
PCT/GB1993/001906 WO1994007122A1 (en) 1992-09-11 1993-09-09 Density measurement

Publications (1)

Publication Number Publication Date
AU4977293A true AU4977293A (en) 1994-04-12

Family

ID=10721755

Family Applications (1)

Application Number Title Priority Date Filing Date
AU49772/93A Abandoned AU4977293A (en) 1992-09-11 1993-09-09 Density measurement

Country Status (4)

Country Link
AU (1) AU4977293A (en)
GB (1) GB9219242D0 (en)
IL (1) IL106988A0 (en)
WO (1) WO1994007122A1 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ZA9610562B (en) * 1995-12-13 1997-06-20 Baker Hughes Inc Method and apparatus for determining the profile of a sludge bed in a thickener
US6234019B1 (en) * 1999-02-19 2001-05-22 Smar Research Corporation System and method for determining a density of a fluid
US6357536B1 (en) * 2000-02-25 2002-03-19 Baker Hughes, Inc. Method and apparatus for measuring fluid density and determining hole cleaning problems
DE102005050400A1 (en) * 2005-10-19 2007-04-26 Endress + Hauser Gmbh + Co. Kg Device for determining and/or monitoring the weight of a medium in a container used in measuring and automation systems comprises a level measuring unit, a density measuring unit and an evaluation unit
CN102080979B (en) * 2010-11-18 2012-04-25 杭州中美华东制药有限公司 Method for measuring liquid level of fermentation tank
CN103415763B (en) * 2011-03-09 2016-10-26 布鲁塞尔自由大学 For the method determining suspended substance in liquid load concentration
CN102359923A (en) * 2011-06-20 2012-02-22 东莞广州中医药大学中医药数理工程研究院 Device for measuring density and liquid level of liquid medicine on line in process of producing Chinese medicines
US10274355B2 (en) * 2015-10-05 2019-04-30 Honeywell International Inc. Density compensation for electromechanical liquid level gauges
RU2698737C1 (en) * 2019-01-10 2019-08-29 Федеральное государственное бюджетное учреждение науки Федеральный исследовательский центр химической физики им. Н.Н. Семенова Российской академии наук (ФИЦ ХФ РАН) Device for control of density of emulsion explosive substance or other liquids in vertical wells and method of monitoring density
CN112683732A (en) * 2020-12-19 2021-04-20 西安西热控制技术有限公司 Method for measuring density of desulfurized limestone slurry of thermal power plant
EP4363810A1 (en) * 2021-06-28 2024-05-08 Clean Air Zone Inc. Level sensor
CN114166288A (en) * 2021-11-30 2022-03-11 电通传感器(深圳)有限公司 Novel multifunctional metering instrument for oil tank of gas station
CN117871329B (en) * 2024-03-13 2024-05-24 南京愚工智能技术有限公司 Density on-line monitoring device and monitoring method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2049511A5 (en) * 1969-06-12 1971-03-26 Schlumberger Prospection
NL8005603A (en) * 1980-10-09 1982-05-03 Ir Romke Van Der Veen METHOD AND APPARATUS FOR MEASURING THE DENSITY OF DREDGING MATERIAL
US4471656A (en) * 1983-02-11 1984-09-18 Oil Recovery Systems, Inc. Apparatus for fluid mass measurement
JPS6199838A (en) * 1984-10-22 1986-05-17 Oval Eng Co Ltd Instrument for measuring inside of tank
US4942351A (en) * 1989-03-28 1990-07-17 Robertshaw Controls Company System for monitoring a level of material, device therefor and methods of making the same
NL8902592A (en) * 1989-10-19 1991-05-16 Stichting Waterbouwkundig Lab Water-density-determination probe - uses pressure absolute pressure and inclination pick=ups with hook at end for cable suspension
US5211678A (en) * 1991-08-14 1993-05-18 Halliburton Company Apparatus, method and system for monitoring fluid

Also Published As

Publication number Publication date
IL106988A0 (en) 1993-12-28
GB9219242D0 (en) 1992-10-28
WO1994007122A1 (en) 1994-03-31

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