DE68903015D1 - Fluessigkeitsniveauschalter, basierend auf elastischen lamb-wellen zur detektion der anwesenheit einer fluessigkeit. - Google Patents

Fluessigkeitsniveauschalter, basierend auf elastischen lamb-wellen zur detektion der anwesenheit einer fluessigkeit.

Info

Publication number
DE68903015D1
DE68903015D1 DE8989400646T DE68903015T DE68903015D1 DE 68903015 D1 DE68903015 D1 DE 68903015D1 DE 8989400646 T DE8989400646 T DE 8989400646T DE 68903015 T DE68903015 T DE 68903015T DE 68903015 D1 DE68903015 D1 DE 68903015D1
Authority
DE
Germany
Prior art keywords
liquid
detecting
level switch
switch based
lamb waves
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 - Lifetime
Application number
DE8989400646T
Other languages
English (en)
Other versions
DE68903015T2 (de
Inventor
Eugene Jean Dieulesaint
Daniel Rene Royer
Olivier R Legras
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.)
Honeywell Marine SAS
Original Assignee
Materiel & Auxiliaire
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 Materiel & Auxiliaire filed Critical Materiel & Auxiliaire
Publication of DE68903015D1 publication Critical patent/DE68903015D1/de
Application granted granted Critical
Publication of DE68903015T2 publication Critical patent/DE68903015T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F23/2961—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
    • G01F23/22—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S367/00—Communications, electrical: acoustic wave systems and devices
    • Y10S367/908—Material level detection, e.g. 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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE8989400646T 1988-03-08 1989-03-08 Fluessigkeitsniveauschalter, basierend auf elastischen lamb-wellen zur detektion der anwesenheit einer fluessigkeit. Expired - Lifetime DE68903015T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8802962A FR2628527B1 (fr) 1988-03-08 1988-03-08 Dispositif contacteur a ondes elastiques de lamb pour la detection de la presence d'un liquide a un niveau predetermine

Publications (2)

Publication Number Publication Date
DE68903015D1 true DE68903015D1 (de) 1992-11-05
DE68903015T2 DE68903015T2 (de) 1993-05-06

Family

ID=9364036

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8989400646T Expired - Lifetime DE68903015T2 (de) 1988-03-08 1989-03-08 Fluessigkeitsniveauschalter, basierend auf elastischen lamb-wellen zur detektion der anwesenheit einer fluessigkeit.

Country Status (5)

Country Link
US (1) US4954997A (de)
EP (1) EP0332534B1 (de)
DE (1) DE68903015T2 (de)
ES (1) ES2035591T3 (de)
FR (1) FR2628527B1 (de)

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US5349994A (en) * 1990-09-28 1994-09-27 Dover Corporation Control system for filling tanks with liquids
US5483226A (en) * 1991-04-11 1996-01-09 Menut; Jean-Baptiste Ultrasonic detector, detection method for liquid media and ultrasonic transmitter control method
US5269188A (en) * 1991-07-29 1993-12-14 Rosemount Inc. Continuous self test time gate ultrasonic sensor and method
US5437178A (en) * 1992-07-06 1995-08-01 Kay-Ray/Sensall, Inc. Controller for ultrasonic sensors
US5463905A (en) * 1993-02-23 1995-11-07 Baird; James D. Portable non-invasive flowmeter for partially filled pipe
US5456114A (en) * 1993-04-23 1995-10-10 Panametrics, Inc. Elastic wave sensing system
US5428984A (en) * 1993-08-30 1995-07-04 Kay-Ray/Sensall, Inc. Self test apparatus for ultrasonic sensor
US5532538A (en) * 1994-10-28 1996-07-02 Jin; Yu Sensing and signal processing devices using quasi-SH (shear horizontal) acoustic waves
US6192751B1 (en) * 1997-11-18 2001-02-27 Scientific Solutions, Inc. Non-invasive low frequency elastic wave fluid level sensing system for sludge laden environments
DE19961856A1 (de) * 1999-12-22 2001-06-28 Endress Hauser Gmbh Co Prismen-Lambwellensensor
DE19961857A1 (de) * 1999-12-22 2001-06-28 Endress Hauser Gmbh Co Verfahren zur Erregung von Lambwellen in einer Platte, insbesondere in einer Behälterwand, und Vorrichtung zur Durchführung des Verfahrens und zum Empfang der erregten Lambwellen
US6915689B2 (en) * 2002-11-21 2005-07-12 Saab Rosemount Tank Radar Ab Apparatus and method for radar-based level gauging
EP1709149A4 (de) 2003-12-23 2008-03-26 Inesa Inc Nichtinvasives verfahren für nachweis und messung von füllstoffen in gefässen
EP1975629A1 (de) 2007-03-30 2008-10-01 F.Hoffmann-La Roche Ag Verfahren und Vorrichtung zur Detektion des Kontakts einer Pipettiernadel mit einer Flüssigkeit in einem Behälter
US7963165B2 (en) * 2007-09-25 2011-06-21 Los Alamos National Security, Llc Non-contact feature detection using ultrasonic Lamb waves
DE102008016829A1 (de) * 2008-04-01 2009-10-08 KROHNE Meßtechnik GmbH & Co. KG Füllstandschalter und Sensorelement für einen Füllstandschalter
DE102012211848B4 (de) * 2012-07-06 2019-08-01 KSB SE & Co. KGaA Füllstandmessung
EP2954317A4 (de) 2013-02-06 2016-10-12 Ultimo Measurement Llc Nichtinvasives verfahren und vorrichtung zur messung der physikalischen eigenschaften von freistrommaterialien in gefässen
US9816848B2 (en) 2014-01-23 2017-11-14 Ultimo Measurement Llc Method and apparatus for non-invasively measuring physical properties of materials in a conduit
EP3115755B1 (de) * 2015-07-06 2022-02-16 ABB Schweiz AG System und verfahren zur messung einer schallgeschwindigkeit in einer flüssigen oder gasförmigen medium
EP3115754B8 (de) * 2015-07-06 2023-08-30 ABB Schweiz AG System und verfahren zur nicht-intrusiven und kontinuierlichen füllstandsmessung in einem zylindrischen behälter
EP3115753B1 (de) 2015-07-06 2022-01-05 ABB Schweiz AG System und verfahren zur nicht-invasiven und kontinuierlichen füllstandsmessung einer flüssigkeit
RU2608343C1 (ru) * 2015-07-31 2017-01-17 Общество с ограниченной ответственностью "Научно-исследовательский центр Техноавтомат" (ООО "НИЦ Техноавтомат") Способ контроля уровня жидкости в резервуарах по характеристикам волн лэмба и устройство для его осуществления
US20180111345A1 (en) * 2016-10-25 2018-04-26 Robert L. Barnett System and method for detecting the presence and/or measuring the quantity of liquid within a tire
US11231311B2 (en) 2019-05-31 2022-01-25 Perceptive Sensor Technologies Llc Non-linear ultrasound method and apparatus for quantitative detection of materials
RU2739562C1 (ru) * 2020-07-21 2020-12-25 Общество с ограниченной ответственностью "Научно-исследовательский центр Техноавтомат" (ООО "НИЦ Техноавтомат") Способ контроля уровня жидкости в резервуарах по характеристикам волн лэмба и устройство для ультразвукового контроля уровня жидкости в резервуарах
WO2022120074A1 (en) 2020-12-02 2022-06-09 Perceptive Sensor Technologies Llc Variable angle transducer interface block
CN116829915A (zh) 2020-12-04 2023-09-29 感知传感器技术股份有限公司 在分层环境中的声学温度测量
WO2022120259A1 (en) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Apparatus, system, and method for the detection of objects and activity within a container
US11549839B2 (en) 2020-12-04 2023-01-10 Perceptive Sensor Technologies, Inc. Systems and methods for determining floating roof level tilt and characterizing runoff
US11788904B2 (en) 2020-12-04 2023-10-17 Perceptive Sensor Technologies, Inc. Acoustic temperature measurement in layered environments
US11604294B2 (en) 2020-12-04 2023-03-14 Perceptive Sensor Technologies, Inc. Determining layer characteristics in multi-layered environments
WO2022120273A1 (en) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Multi-path acoustic signal improvement for material detection
WO2022120265A1 (en) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. In-wall multi-bounce material property detection and acoustic signal amplification
US11994494B2 (en) * 2020-12-04 2024-05-28 Perceptive Sensor Technologies, Inc. Multi-bounce acoustic signal material detection
EP4271992A1 (de) 2020-12-30 2023-11-08 Perceptive Sensor Technologies, Inc. Auswertung der fluidqualität mit signalen
WO2023154514A1 (en) 2022-02-11 2023-08-17 Perceptive Sensor Technologies, Inc. Acoustic signal detection of material composition in static and dynamic conditions
WO2024091308A1 (en) 2022-07-19 2024-05-02 Perceptive Sensor Technologies, Inc. Acoustic signal material identification with nanotube couplant

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US3744301A (en) * 1971-09-09 1973-07-10 Atomic Energy Commission Ultrasonic void fraction detector
GB1555549A (en) * 1976-07-16 1979-11-14 Vni I Konstrukt I Method of and device for detecting a fluid liquid interface in a container
US4320659A (en) * 1978-02-27 1982-03-23 Panametrics, Inc. Ultrasonic system for measuring fluid impedance or liquid level
GB2076536A (en) * 1980-05-21 1981-12-02 Detectronic Ltd Method of Detecting a Body of Liquid
US4316183A (en) * 1980-10-24 1982-02-16 Bestobell Mobrey Limited Liquid level sensor
GB2137348B (en) * 1983-03-30 1986-09-24 Atomic Energy Authority Uk Ultrasonic liquid interface detector
US4679430A (en) * 1983-03-30 1987-07-14 United Kingdom Atomic Energy Authority Ultrasonic liquid interface detector
US4735097A (en) * 1985-08-12 1988-04-05 Panametrics, Inc. Method and apparatus for measuring fluid characteristics using surface generated volumetric interrogation signals

Also Published As

Publication number Publication date
FR2628527A1 (fr) 1989-09-15
EP0332534A1 (de) 1989-09-13
FR2628527B1 (fr) 1994-02-25
ES2035591T3 (es) 1993-04-16
US4954997A (en) 1990-09-04
EP0332534B1 (de) 1992-09-30
DE68903015T2 (de) 1993-05-06

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8327 Change in the person/name/address of the patent owner

Owner name: ENRAF AUXITROL MARINE, SAINT-CLOUD, FR