CA1130441A - Liquid storage tank contents gauge - Google Patents

Liquid storage tank contents gauge

Info

Publication number
CA1130441A
CA1130441A CA295,662A CA295662A CA1130441A CA 1130441 A CA1130441 A CA 1130441A CA 295662 A CA295662 A CA 295662A CA 1130441 A CA1130441 A CA 1130441A
Authority
CA
Canada
Prior art keywords
liquid
tank
signal
transducer
volume
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
Application number
CA295,662A
Other languages
English (en)
French (fr)
Inventor
Colin J. Macleod
Aeneas M. Rosie
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.)
MCDERMOTT ALISTAIR F
Original Assignee
MCDERMOTT ALISTAIR F
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
Priority claimed from GB315677A external-priority patent/GB1600131A/en
Application filed by MCDERMOTT ALISTAIR F filed Critical MCDERMOTT ALISTAIR F
Application granted granted Critical
Publication of CA1130441A publication Critical patent/CA1130441A/en
Expired 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
    • G01F23/28—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 the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2962—Measuring transit time of reflected waves
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
CA295,662A 1977-01-26 1978-01-25 Liquid storage tank contents gauge Expired CA1130441A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB315677A GB1600131A (en) 1977-01-26 1977-01-26 Liquid storage tank contents gauge
GB3156/77 1977-01-26
GB3352177 1977-08-10
GB33521/77 1977-08-10

Publications (1)

Publication Number Publication Date
CA1130441A true CA1130441A (en) 1982-08-24

Family

ID=26238100

Family Applications (1)

Application Number Title Priority Date Filing Date
CA295,662A Expired CA1130441A (en) 1977-01-26 1978-01-25 Liquid storage tank contents gauge

Country Status (5)

Country Link
JP (1) JPS53101463A (nl)
CA (1) CA1130441A (nl)
DE (1) DE2803374A1 (nl)
FR (1) FR2379056A1 (nl)
NL (1) NL7800887A (nl)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2932243C2 (de) * 1979-08-09 1982-04-22 Eugen 2805 Stuhr Rapp Füllstands- und Temperaturmeßgerät für Tankanlagen
GB2084322B (en) * 1980-09-18 1984-08-30 Avery Hardoll Ltd Fluid measuring system
US4448207A (en) * 1981-11-03 1984-05-15 Vital Metrics, Inc. Medical fluid measuring system
FR2522139A1 (fr) * 1982-02-22 1983-08-26 Thomson Brandt Procede et dispositif de mesure du volume d'un liquide dans un reservoir par resonance acoustique
US5095747A (en) * 1989-12-26 1992-03-17 Barnstead Thermolyne Corporation Cryogenic liquid level sensing apparatus

Also Published As

Publication number Publication date
DE2803374A1 (de) 1978-07-27
NL7800887A (nl) 1978-07-28
JPS53101463A (en) 1978-09-04
FR2379056A1 (fr) 1978-08-25

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Legal Events

Date Code Title Description
MKEX Expiry