FR2002783A1 - - Google Patents

Info

Publication number
FR2002783A1
FR2002783A1 FR6905083A FR6905083A FR2002783A1 FR 2002783 A1 FR2002783 A1 FR 2002783A1 FR 6905083 A FR6905083 A FR 6905083A FR 6905083 A FR6905083 A FR 6905083A FR 2002783 A1 FR2002783 A1 FR 2002783A1
Authority
FR
France
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Withdrawn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
FR6905083A
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.)
Bendix Corp
Original Assignee
Bendix Corp
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 Bendix Corp filed Critical Bendix Corp
Publication of FR2002783A1 publication Critical patent/FR2002783A1/fr
Withdrawn legal-status Critical Current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
    • G01F23/284—Electromagnetic waves

Landscapes

  • Physics & Mathematics (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 Electric Means (AREA)
FR6905083A 1968-02-28 1969-02-27 Withdrawn FR2002783A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US70890868A 1968-02-28 1968-02-28

Publications (1)

Publication Number Publication Date
FR2002783A1 true FR2002783A1 (fr) 1969-10-31

Family

ID=24847648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6905083A Withdrawn FR2002783A1 (fr) 1968-02-28 1969-02-27

Country Status (5)

Country Link
US (1) US3540275A (fr)
CA (1) CA922373A (fr)
DE (1) DE1908881B2 (fr)
FR (1) FR2002783A1 (fr)
GB (1) GB1217986A (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3744301A (en) * 1971-09-09 1973-07-10 Atomic Energy Commission Ultrasonic void fraction detector
BE794254A (fr) * 1972-01-22 1973-05-16 Fur Pat Fab Procede et dispositif pour mesurer l'ecartement entre une partie localement fixe et une partie mobile
SE403655B (sv) * 1976-05-20 1978-08-28 Atomenergi Ab Anordning for elektromagnetisk metning av niva och/eller avstand i samband med i en behallare innehallet, flytande ledande material
US4229798A (en) * 1978-01-30 1980-10-21 Alistair Francis McDermott Liquid storage tank contents gauge
SE445262B (sv) * 1980-10-29 1986-06-09 Brajnandan Sinha Anordning for metning och indikering av fluidumnivan i kerl
US4729245A (en) * 1986-01-02 1988-03-08 Massachusetts Institute Of Technology Method and apparatus for monitoring liquid volume/mass in tanks
US5575310A (en) * 1986-03-04 1996-11-19 Deka Products Limited Partnership Flow control system with volume-measuring system using a resonatable mass
US5349852A (en) * 1986-03-04 1994-09-27 Deka Products Limited Partnership Pump controller using acoustic spectral analysis
US4811595A (en) * 1987-04-06 1989-03-14 Applied Acoustic Research, Inc. System for monitoring fluent material within a container
US5035140A (en) * 1988-11-03 1991-07-30 The Boeing Company Self cleaning liquid level detector
US5095747A (en) * 1989-12-26 1992-03-17 Barnstead Thermolyne Corporation Cryogenic liquid level sensing apparatus
US5560247A (en) * 1992-09-16 1996-10-01 Honda Giken Kogyo Kabushiki Kaisha Exhaust gas sampling device for outboard motor
DE19519099C1 (de) * 1995-05-24 1996-08-29 Vdo Schindling Resistiver Feuchtesensor
FR2735227B1 (fr) * 1995-06-08 1997-08-14 Europ Agence Spatiale Procede de mesure de la quantite de carburant dans un reservoir d'un engin spatial tel qu'un satellite
DE29517056U1 (de) * 1995-10-27 1995-12-21 EBT Licht-Technik GmbH, 67098 Bad Dürkheim Baustein mit einem Leuchtelement
CN101218487B (zh) * 2005-05-10 2010-05-19 协瑞德桥堡国际公司 感测燃料箱中液体的液位和组成的系统和方法
DE602005009675D1 (de) * 2005-06-03 2008-10-23 Fondazione Torino Wireless Verfahren und Vorrichtung zur Füllstandsdetektion einer Metallschmelze in einem Behälter und zur Dickenmessung der darauf schwimmenden Stahlschlacken
JP5360789B2 (ja) 2006-07-06 2013-12-04 独立行政法人産業技術総合研究所 ｐ型酸化亜鉛薄膜及びその作製方法
US8482298B2 (en) * 2006-12-18 2013-07-09 Schrader Electronics Ltd. Liquid level and composition sensing systems and methods using EMF wave propagation
US8353209B1 (en) 2009-09-30 2013-01-15 United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration Radio frequency tank eigenmode sensor for propellant quantity gauging
US9057638B2 (en) 2012-11-09 2015-06-16 Robert H. Cameron System and method for determining the level of a substance in a container based on measurement of resonance from an acoustic circuit that includes unfilled space within the container that changes size as substance is added or removed from the container
US10184821B2 (en) 2012-11-09 2019-01-22 Robert H. Cameron System and method for determining the level of a substance in a container based on measurement of resonance from an acoustic circuit that includes unfilled space within the container that changes size as substance is added or removed from the container
US9322697B2 (en) 2012-11-09 2016-04-26 Robert H. Cameron System and method for determining the level of a substance in a container based on measurement of resonance from an acoustic circuit that includes unfilled space within the container that changes size as substance is added or removed from the container
RU2531033C2 (ru) * 2013-01-31 2014-10-20 Федеральное государственное бюджетное учреждение науки Институт проблем управления им. В.А. Трапезникова Российской академии наук Устройство для измерения количества вещества в металлической емкости
RU2545499C1 (ru) * 2013-11-15 2015-04-10 Федеральное государственное бюджетное учреждение науки Институт проблем управления им. В.А. Трапезникова Российской академии наук Способ определения наружного объема цилиндрического изделия
RU2629706C1 (ru) * 2016-05-10 2017-08-31 Федеральное государственное бюджетное учреждение науки Институт проблем управления им. В.А. Трапезникова Российской академии наук Способ измерения уровня вещества в емкости

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1037162B (de) * 1954-09-01 1958-08-21 Manfred Siebker Dipl Phys Akustisches Messverfahren zur Bestimmung des Fuellungsgrades von Behaeltern, insbesondere von Staubbunkern
US3241368A (en) * 1963-08-02 1966-03-22 John H Newitt Apparatus and method for measuring the level of a liquid
US3312107A (en) * 1964-09-25 1967-04-04 Gen Dynamics Corp Liquid storage and measuring system

Also Published As

Publication number Publication date
DE1908881B2 (de) 1971-06-03
GB1217986A (en) 1971-01-06
DE1908881A1 (de) 1969-10-02
CA922373A (en) 1973-03-06
US3540275A (en) 1970-11-17

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Legal Events

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ST Notification of lapse