GB2036325B - Means for detecting liquid levels in a container - Google Patents

Means for detecting liquid levels in a container

Info

Publication number
GB2036325B
GB2036325B GB7940026A GB7940026A GB2036325B GB 2036325 B GB2036325 B GB 2036325B GB 7940026 A GB7940026 A GB 7940026A GB 7940026 A GB7940026 A GB 7940026A GB 2036325 B GB2036325 B GB 2036325B
Authority
GB
United Kingdom
Prior art keywords
container
liquid levels
detecting liquid
detecting
levels
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
GB7940026A
Other versions
GB2036325A (en
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.)
SMS Siemag AG
Original Assignee
Schloemann Siemag 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 Schloemann Siemag AG filed Critical Schloemann Siemag AG
Publication of GB2036325A publication Critical patent/GB2036325A/en
Application granted granted Critical
Publication of GB2036325B publication Critical patent/GB2036325B/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
    • G01F23/2965—Measuring attenuation of transmitted 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
    • G01F23/2961—Acoustic waves for discrete levels
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measuring Fluid Pressure (AREA)
  • Jet Pumps And Other Pumps (AREA)
  • Level Indicators Using A Float (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
GB7940026A 1978-11-20 1979-11-20 Means for detecting liquid levels in a container Expired GB2036325B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782850238 DE2850238A1 (en) 1978-11-20 1978-11-20 CONTROL COLUMN FOR DETECTING LEVELS IN PRESSURE LIQUID TANKS OF PRESSURE STORAGE SYSTEMS

Publications (2)

Publication Number Publication Date
GB2036325A GB2036325A (en) 1980-06-25
GB2036325B true GB2036325B (en) 1983-05-11

Family

ID=6055121

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7940026A Expired GB2036325B (en) 1978-11-20 1979-11-20 Means for detecting liquid levels in a container

Country Status (9)

Country Link
JP (1) JPS5574422A (en)
BR (1) BR7907482A (en)
DE (1) DE2850238A1 (en)
ES (1) ES484972A1 (en)
FR (1) FR2441837A1 (en)
GB (1) GB2036325B (en)
IN (1) IN153398B (en)
IT (1) IT1126331B (en)
SE (1) SE7908638L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11609209B2 (en) * 2018-09-20 2023-03-21 4Subsea As Flooded member detection by means of ultrasound

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2126342A (en) * 1982-09-06 1984-03-21 Innovative Tech Ltd Liquid level detector
GB2177510A (en) * 1985-07-01 1987-01-21 Partridge Wilson And Company L Detecting the presence or absence of a liquid
GB8828282D0 (en) * 1988-12-03 1989-01-05 Sensotect Ltd Fluid level monitor
US5438868A (en) * 1993-11-01 1995-08-08 Zevex, Inc. Noninvasive ultrasonic liquid level indicator
DE10159359A1 (en) * 2001-12-04 2003-06-12 Tetra Laval Holdings & Finance Device for measuring the filling level of liquid in a closed-off space, such as a food container comprises an ultrasonic transducer mounted on the outside of a filling pipe so that it and its connections are practically flush

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5026225A (en) * 1973-07-10 1975-03-19

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11609209B2 (en) * 2018-09-20 2023-03-21 4Subsea As Flooded member detection by means of ultrasound

Also Published As

Publication number Publication date
IT7927411A0 (en) 1979-11-19
FR2441837B3 (en) 1981-09-04
GB2036325A (en) 1980-06-25
ES484972A1 (en) 1980-06-16
DE2850238A1 (en) 1980-05-22
BR7907482A (en) 1980-08-05
IT1126331B (en) 1986-05-21
SE7908638L (en) 1980-05-21
FR2441837A1 (en) 1980-06-13
IN153398B (en) 1984-07-14
JPS5574422A (en) 1980-06-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee