[go: up one dir, main page]

FI97829B - Mätningsmetod och -apparatur för bestämning av gränsytor - Google Patents

Mätningsmetod och -apparatur för bestämning av gränsytor

Info

Publication number
FI97829B
FI97829B FI952784A FI952784A FI97829B FI 97829 B FI97829 B FI 97829B FI 952784 A FI952784 A FI 952784A FI 952784 A FI952784 A FI 952784A FI 97829 B FI97829 B FI 97829B
Authority
FI
Finland
Prior art keywords
equipment
measurement method
determining interfaces
interfaces
determining
Prior art date
Application number
FI952784A
Other languages
English (en)
Finnish (fi)
Other versions
FI97829C (sv
FI952784A0 (sv
Inventor
Matti Nissinen
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
Priority to FI952784A priority Critical patent/FI97829C/sv
Publication of FI952784A0 publication Critical patent/FI952784A0/sv
Priority to GB9611346A priority patent/GB2301890A/en
Priority to NO962274A priority patent/NO962274L/no
Priority to FR9607058A priority patent/FR2735228B1/fr
Publication of FI97829B publication Critical patent/FI97829B/sv
Application granted granted Critical
Publication of FI97829C publication Critical patent/FI97829C/sv

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

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
FI952784A 1995-06-07 1995-06-07 Mätningsmetod och -apparatur för bestämning av gränsytor FI97829C (sv)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI952784A FI97829C (sv) 1995-06-07 1995-06-07 Mätningsmetod och -apparatur för bestämning av gränsytor
GB9611346A GB2301890A (en) 1995-06-07 1996-05-31 Ultrasonic liquid interface detector
NO962274A NO962274L (no) 1995-06-07 1996-06-03 Fremgangsmåte og anordning for å detektere grensesjikt
FR9607058A FR2735228B1 (fr) 1995-06-07 1996-06-07 Procede et appareil de mesure permettant de detecter des interfaces

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI952784 1995-06-07
FI952784A FI97829C (sv) 1995-06-07 1995-06-07 Mätningsmetod och -apparatur för bestämning av gränsytor

Publications (3)

Publication Number Publication Date
FI952784A0 FI952784A0 (sv) 1995-06-07
FI97829B true FI97829B (sv) 1996-11-15
FI97829C FI97829C (sv) 1997-02-25

Family

ID=8543554

Family Applications (1)

Application Number Title Priority Date Filing Date
FI952784A FI97829C (sv) 1995-06-07 1995-06-07 Mätningsmetod och -apparatur för bestämning av gränsytor

Country Status (4)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005054203A1 (de) * 2005-11-14 2007-05-16 Siemens Ag Vorrichtung zum Ermitteln der Lage mindestens einer Phasengrenze durch Auswertung von Schallsignalen
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 (de) * 1975-02-26 1976-09-09 Interatom Ultraschall-fuellstandfuehler fuer fluessigkeiten und dessen anwendung
NO150532C (no) * 1981-05-22 1984-10-31 Bjoern R Hope Anordning ved nivaamaaler.
FR2540247B1 (fr) * 1983-01-31 1985-09-27 Elf France Procede et appareil pour la detection de changements de composition au sein d'un milieu, a l'aide de l'ultra-son
DE4011923A1 (de) * 1990-04-12 1991-10-17 Blohm & Voss Int Verfahren zur detektion von phasengrenzflaechen oder schichtungen von unterschiedlichen nicht mischbaren und sich durch schwerkraftseparation trennenden fluessigkeiten
FR2661001A1 (fr) * 1991-04-11 1991-10-18 Blohm & Voss Int Procede de detection de surfaces limites de phases de liquides non miscibles.
CN1045658C (zh) * 1991-07-29 1999-10-13 基·雷/森索尔有限公司 带有自动自测功能的探测方法及其超声探测器
DE9215290U1 (de) * 1991-11-13 1993-03-18 ZF Hurth Bahntechnik GmbH, 80809 München Zahnradgetriebe

Also Published As

Publication number Publication date
GB2301890A (en) 1996-12-18
NO962274D0 (no) 1996-06-03
FI97829C (sv) 1997-02-25
FI952784A0 (sv) 1995-06-07
GB9611346D0 (en) 1996-08-07
NO962274L (no) 1996-12-09
FR2735228B1 (fr) 1997-10-31
FR2735228A1 (fr) 1996-12-13

Similar Documents

Publication Publication Date Title
NO963175D0 (no) Analyse- og målemetode
DE69634185D1 (de) Testeinrichtung
DE69533910D1 (de) Messfühlersystem und Messverfahren
NO302055B1 (no) Fremgangsmåte og system for geometrimåling
NO963663L (no) Fremgangsmåte og anordning for måling av resistivitet
FI981133A0 (sv) Märförfarande och -system
DE69617148D1 (de) Fühlerprobe
NO970726D0 (no) Test-fremgangsmåte
DE19531845B4 (de) Verbrennungsaussetzererkennungsverfahren
EE9900209A (et) Dielektrokineetilist efekti kasutav seade ja meetod objekti asukoha määramiseks
PT737862E (pt) Metodo e aparelho para medir o indice de octano
GB2300484B (en) Method and device for measurement value detection
DE69629407D1 (de) Entfernungsmessgerät
DE69534473D1 (de) Echtzeitmessverfahren
DE69633251D1 (de) Analyseapparat
NO954659D0 (no) Måleutstyr for brönn
GB2330915B (en) Pluck-resistance measuring instrument and method for snap members
DE69629434D1 (de) Entfernungsmessgerät
FI97829B (sv) Mätningsmetod och -apparatur för bestämning av gränsytor
AU4085397A (en) Method and apparatus for determining emission measurement accuracy
FI973993A (sv) Förfarande och anordning för mätning av ferromagnetiska objekt
FI97085B (sv) Förfarande och avbildningsanordning för att bestämma distans och bruk av densamma
ID18197A (id) Peralatan untuk dan metoda pengukuran fokus
GB2300266B (en) Method and apparatus for the measurement of humidity
BR9407815A (pt) Método de ensaio

Legal Events

Date Code Title Description
BB Publication of examined application