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AU586040B2 - Device for determination of fill level of a liquid in a container - Google Patents
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AU586040B2 - Device for determination of fill level of a liquid in a container - Google Patents

Device for determination of fill level of a liquid in a container

Info

Publication number
AU586040B2
AU586040B2 AU63865/86A AU6386586A AU586040B2 AU 586040 B2 AU586040 B2 AU 586040B2 AU 63865/86 A AU63865/86 A AU 63865/86A AU 6386586 A AU6386586 A AU 6386586A AU 586040 B2 AU586040 B2 AU 586040B2
Authority
AU
Australia
Prior art keywords
container
determination
liquid
fill level
fill
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 - Fee Related
Application number
AU63865/86A
Other versions
AU6386586A (en
Inventor
Reiner Liebl
Klaus Ziegler
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.)
Mannesmann VDO AG
Original Assignee
Mannesmann VDO AG
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 Mannesmann VDO AG filed Critical Mannesmann VDO AG
Publication of AU6386586A publication Critical patent/AU6386586A/en
Application granted granted Critical
Publication of AU586040B2 publication Critical patent/AU586040B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01F23/2968—Transducers specially adapted for acoustic level indicators
    • 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
    • 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
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing 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
    • G01F23/28—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
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
  • Details Of Rigid Or Semi-Rigid Containers (AREA)
AU63865/86A 1985-10-31 1986-10-09 Device for determination of fill level of a liquid in a container Expired - Fee Related AU586040B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3538740 1985-10-31
DE19853538740 DE3538740A1 (en) 1985-10-31 1985-10-31 DEVICE FOR DETECTING THE LEVEL IN A CONTAINER

Publications (2)

Publication Number Publication Date
AU6386586A AU6386586A (en) 1987-05-07
AU586040B2 true AU586040B2 (en) 1989-06-29

Family

ID=6284920

Family Applications (1)

Application Number Title Priority Date Filing Date
AU63865/86A Expired - Fee Related AU586040B2 (en) 1985-10-31 1986-10-09 Device for determination of fill level of a liquid in a container

Country Status (4)

Country Link
EP (1) EP0220499A3 (en)
AU (1) AU586040B2 (en)
BR (1) BR8605330A (en)
DE (1) DE3538740A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3538741A1 (en) * 1985-10-31 1987-05-14 Vdo Schindling DEVICE FOR DETECTING THE LEVEL IN A CONTAINER AND CONTAINER WITH SUCH
DE10138360A1 (en) * 2001-08-04 2003-02-27 Daimler Chrysler Ag Fuel tank filling level measuring system uses mechanical resonator elements provided by part of outside wall of housing immersed in liquid in tank
EP2604987A1 (en) * 2011-12-16 2013-06-19 Harro Höfliger Verpackungsmaschinen GmbH Sensor, container and method for determining a filling level of a material

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6386186A (en) * 1985-10-31 1987-05-07 Vdo Adolf Schindling Aktiengesellschaft Device for detecting the fill level of a liquid in a container and a container fitted with such a device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK148428C (en) * 1983-02-03 1985-11-25 Grundfos As LEVEL DETECTOR WITH A PIEZOELECTRIC CRYSTAL
FR2572519B1 (en) * 1984-10-25 1989-09-22 Jaeger LEVEL DETECTOR WITH ELECTRO-MECHANICAL TRANSDUCER

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU6386186A (en) * 1985-10-31 1987-05-07 Vdo Adolf Schindling Aktiengesellschaft Device for detecting the fill level of a liquid in a container and a container fitted with such a device

Also Published As

Publication number Publication date
EP0220499A2 (en) 1987-05-06
EP0220499A3 (en) 1989-04-26
DE3538740A1 (en) 1987-05-07
AU6386586A (en) 1987-05-07
BR8605330A (en) 1987-08-04

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