GB9611346D0 - Measuring method and apparatus for detecting interfaces - Google Patents

Measuring method and apparatus for detecting interfaces

Info

Publication number
GB9611346D0
GB9611346D0 GBGB9611346.9A GB9611346A GB9611346D0 GB 9611346 D0 GB9611346 D0 GB 9611346D0 GB 9611346 A GB9611346 A GB 9611346A GB 9611346 D0 GB9611346 D0 GB 9611346D0
Authority
GB
United Kingdom
Prior art keywords
measuring method
detecting interfaces
interfaces
detecting
measuring
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.)
Withdrawn
Application number
GBGB9611346.9A
Other versions
GB2301890A (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.)
Acutest Oy
Original Assignee
Acutest Oy
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 Acutest Oy filed Critical Acutest Oy
Publication of GB9611346D0 publication Critical patent/GB9611346D0/en
Publication of GB2301890A publication Critical patent/GB2301890A/en
Withdrawn legal-status Critical Current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
    • G01F22/00—Methods or apparatus for measuring volume of fluids or fluent solid material, not otherwise provided for
    • 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
    • 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
GB9611346A 1995-06-07 1996-05-31 Ultrasonic liquid interface detector Withdrawn GB2301890A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI952784A FI97829C (en) 1995-06-07 1995-06-07 Measurement method and equipment for determining interfaces

Publications (2)

Publication Number Publication Date
GB9611346D0 true GB9611346D0 (en) 1996-08-07
GB2301890A GB2301890A (en) 1996-12-18

Family

ID=8543554

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9611346A Withdrawn GB2301890A (en) 1995-06-07 1996-05-31 Ultrasonic liquid interface detector

Country Status (4)

Country Link
FI (1) FI97829C (en)
FR (1) FR2735228B1 (en)
GB (1) GB2301890A (en)
NO (1) NO962274L (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005054203A1 (en) * 2005-11-14 2007-05-16 Siemens Ag Device for determining the position of at least one phase boundary by evaluation of sound signals
US20070255458A1 (en) * 2006-04-28 2007-11-01 Haslem Keith R System and method for managing stratified liquids in storage tanks
WO2007142933A2 (en) * 2006-05-31 2007-12-13 Giraffe Liquid Management Systems, Inc. Liquid level detectors and systems for use
GB2472083A (en) * 2009-07-24 2011-01-26 Wayne Rudd Apparatus and methods for determining the location of an interface in a medium

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1361052A (en) * 1971-07-09 1974-07-24 Radun Controls Ltd Transducer devices
DE2508297A1 (en) * 1975-02-26 1976-09-09 Interatom ULTRASONIC LEVEL SENSOR FOR LIQUIDS AND THEIR APPLICATION
NO150532C (en) * 1981-05-22 1984-10-31 Bjoern R Hope DEVICE FOR LEVELS.
FR2540247B1 (en) * 1983-01-31 1985-09-27 Elf France METHOD AND APPARATUS FOR DETECTING CHANGES IN COMPOSITION WITHIN A MEDIUM USING ULTRASOUND
DE4011923A1 (en) * 1990-04-12 1991-10-17 Blohm & Voss Int METHOD FOR DETECTING PHASE INTERFACES OR LAYERS OF DIFFERENT IMMiscible LIQUIDS, SEPARATELY SEPARATING LIQUIDS
FR2661001A1 (en) * 1991-04-11 1991-10-18 Blohm & Voss Int Method for detecting boundary surfaces of immiscible liquid phases
CN1045658C (en) * 1991-07-29 1999-10-13 基·雷/森索尔有限公司 Time gate ultrasonic sensor and method
DE9215290U1 (en) * 1991-11-13 1993-03-18 Hurth Getriebe Und Zahnraeder Gmbh, 8000 Muenchen, De

Also Published As

Publication number Publication date
NO962274D0 (en) 1996-06-03
FI97829C (en) 1997-02-25
FI97829B (en) 1996-11-15
NO962274L (en) 1996-12-09
FR2735228A1 (en) 1996-12-13
FI952784A0 (en) 1995-06-07
GB2301890A (en) 1996-12-18
FR2735228B1 (en) 1997-10-31

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)