NL7204832A - - Google Patents

Info

Publication number
NL7204832A
NL7204832A NL7204832A NL7204832A NL7204832A NL 7204832 A NL7204832 A NL 7204832A NL 7204832 A NL7204832 A NL 7204832A NL 7204832 A NL7204832 A NL 7204832A NL 7204832 A NL7204832 A NL 7204832A
Authority
NL
Netherlands
Application number
NL7204832A
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 filed Critical
Publication of NL7204832A publication Critical patent/NL7204832A/xx

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D37/00—Arrangements in connection with fuel supply for power plant
    • B64D37/005—Accessories not provided for in the groups B64D37/02 - B64D37/28

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
NL7204832A 1971-04-19 1972-04-11 NL7204832A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13509671A 1971-04-19 1971-04-19

Publications (1)

Publication Number Publication Date
NL7204832A true NL7204832A (fr) 1972-10-23

Family

ID=22466520

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7204832A NL7204832A (fr) 1971-04-19 1972-04-11

Country Status (6)

Country Link
US (1) US3703829A (fr)
DE (1) DE2217999A1 (fr)
FR (1) FR2133590A1 (fr)
GB (1) GB1373574A (fr)
IT (1) IT952639B (fr)
NL (1) NL7204832A (fr)

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US3832900A (en) * 1971-06-28 1974-09-03 Sperry Rand Corp Apparatus and method for measuring the level of a contained liquid
US3874237A (en) * 1973-02-15 1975-04-01 Canadian Patents Dev Liquid level height measuring apparatus
US3853005A (en) * 1973-08-29 1974-12-10 Measurand Syst Interface measuring apparatus
US3922914A (en) * 1974-09-18 1975-12-02 Us Interior Bed level monitor
US4006637A (en) * 1975-05-16 1977-02-08 Yohei Kinosita Electro-mechanical displacement transducer
DK149870C (da) * 1976-12-30 1987-03-23 Danske Sukkerfab Fremgangsmaade til koncentrationsmaaling i et medium
US4135397A (en) * 1977-06-03 1979-01-23 Krake Guss L Level measuring system
DE3006928A1 (de) * 1980-02-25 1981-09-10 Josef 7114 Pfedelbach Wöhrl Verfahren zur ueberpruefung und eichung einer vorrichtung zur messung und anzeige des gewichtes von fluessigkeiten in tanks
ATE6545T1 (de) * 1980-06-25 1984-03-15 Equipment Industriel Normand Elektronische messonde, die einen ultraschall sender-empfaenger aufweist.
US4543823A (en) * 1982-04-28 1985-10-01 General Motors Corporation Microwave probe for detecting oil level
US4503384A (en) * 1982-04-28 1985-03-05 General Motors Corporation Microwave probe for measurement of dielectric constants
US4544880A (en) * 1982-04-28 1985-10-01 General Motors Corporation Microwave probe for measurement of dielectric constants
US4495807A (en) * 1983-02-24 1985-01-29 The United States Of America As Represented By The United States Department Of Energy Precision liquid level sensor
US4489601A (en) * 1983-07-18 1984-12-25 Sperry Corporation Apparatus and method of measuring the level of a liquid
US4809174A (en) * 1986-04-29 1989-02-28 The Boeing Company Aircraft energy loading method and apparatus
GB2260235B (en) * 1991-09-26 1995-07-12 Schlumberger Ind Ltd Measurement of liquid level
MY108816A (en) * 1992-05-28 1996-11-30 Shell Int Research An apparatus for measuring the water bottom of a product storage tank and providing water bottom informaiton
US6474158B2 (en) 1995-09-19 2002-11-05 Czarnek And Orkin Laboratories, Inc. Apparatus for measuring displacement and method of use thereof
US6192754B1 (en) * 1995-09-19 2001-02-27 Czarnek And Orkin Laboratories, Inc. Sensor system for measuring displacements
DE19541669C2 (de) * 1995-11-09 2001-01-25 Krohne Ag Durchführung für ein elektrisches Hochfrequenzmeßsignal
US5717337A (en) * 1996-01-16 1998-02-10 Kelly; John M. Time-domain reflectometer based measurement system
US5910188A (en) * 1996-04-30 1999-06-08 Triumph Controls, Inc. Flexible probe with separation adjustment
US5818241A (en) * 1996-05-30 1998-10-06 Kelly; John M. Moisture sensor using helical transmission line
US5811677A (en) * 1996-10-07 1998-09-22 Bindicator Company Material interface level sensing
US5819582A (en) * 1997-03-31 1998-10-13 Kelly; John M. Slow wave time-domain reflectometer point level sensor
DE19820839A1 (de) * 1998-05-04 1999-11-11 Fafnir Gmbh Füllstand-Meßvorrichtung
US6452467B1 (en) 1999-04-01 2002-09-17 Mcewan Technologies, Llc Material level sensor having a wire-horn launcher
US6644114B1 (en) 1999-12-30 2003-11-11 Mcewan Technologies, Llc Direct PWM reflectometer
US6504409B1 (en) 2001-04-17 2003-01-07 K-Tek Corporation Controller for generating a periodic signal with an adjustable duty cycle
US6853227B2 (en) 2001-04-17 2005-02-08 K-Tek Corporation Controller for generating a periodic signal with an adjustable duty cycle
US6799458B2 (en) * 2001-05-04 2004-10-05 Delphi Technologies, Inc. Oil level/condition sensor
US7918133B2 (en) * 2008-04-04 2011-04-05 Ez Form Cable Corporation Liquid level sensing apparatus
US20110057672A1 (en) * 2009-09-10 2011-03-10 Soilmoisture Equipment Corp. Coaxial sensor for time-domain reflectometry
US8525527B2 (en) * 2009-11-30 2013-09-03 Soilmoisture Equipment Corporation Helical sensor for testing a composite medium
DE102010000034A1 (de) 2010-01-11 2011-07-14 Universität Bayreuth, 95447 Vorrichtung und Verfahren zur Bestimmung des Füllstandes einer Flüssigkeit und Abfüllanlage zum Abfüllen von Flüssigkeiten in Behälter
NO331262B1 (no) * 2010-04-12 2011-11-14 Kongsberg Maritime As Metode og apparat for å måle tettheten til en væske
EP2764375A1 (fr) * 2011-10-05 2014-08-13 Wicor Americas Inc. Système de surveillance diélectrique et procédé pour celui-ci
US9086314B2 (en) 2011-12-02 2015-07-21 Czarnek & Orkin Laboratories, Inc. Battery-less active float for inductive sensor for monitoring fluid level and displacement
US8963769B2 (en) * 2012-10-16 2015-02-24 Magnetrol International, Incorporated Guided wave radar interface measurement medium identification
EP2796840B1 (fr) * 2013-04-24 2018-06-06 VEGA Grieshaber KG Convertisseur de modes pour un radar de niveau de remplissage
US20160305812A1 (en) * 2015-04-17 2016-10-20 Honeywell Asca Inc. Multiplexed level sensing probes
US10386180B2 (en) 2016-11-28 2019-08-20 Honeywell International Inc. Apparatus and method for measuring thin material thicknesses in inventory management applications
US10309821B2 (en) 2016-12-07 2019-06-04 Honeywell International Inc. Sensor for inventory management applications with remote mounting and asymmetric reflection modeling
US10403953B2 (en) * 2016-12-22 2019-09-03 Rosemount Tank Radar Ab Tank with a guided wave radar level gauge
DE102017119502A1 (de) * 2017-08-25 2019-02-28 Krohne S. A. S. TDR-Füllstandmessgerät und Verfahren zum Betreiben eines TDR-Füllstandmessgeräts
US11231311B2 (en) 2019-05-31 2022-01-25 Perceptive Sensor Technologies Llc Non-linear ultrasound method and apparatus for quantitative detection of materials
EP3977068A4 (fr) 2019-05-31 2023-06-21 Perceptive Sensor Technologies LLC Procédé et appareil à ultrasons non linéaires permettant la détection quantitative de matériaux (liquides, gaz, plasma)
DE102019124825B4 (de) * 2019-09-16 2024-03-07 Endress+Hauser SE+Co. KG Messgerät zur Bestimmung eines Dielelektrizitätswertes
US11729537B2 (en) 2020-12-02 2023-08-15 Perceptive Sensor Technologies, Inc. Variable angle transducer interface block
US11585690B2 (en) 2020-12-04 2023-02-21 Perceptive Sensor Technologies, Inc. Multi-path acoustic signal improvement for material detection
WO2022120272A1 (fr) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Mesure de la température acoustique dans des environnements en couches
US11788904B2 (en) 2020-12-04 2023-10-17 Perceptive Sensor Technologies, Inc. Acoustic temperature measurement in layered environments
WO2022120265A1 (fr) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Détection de propriétés de matériau à rebondissement multiple dans une paroi et amplification de signal acoustique
WO2022120257A1 (fr) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Systèmes et procédés de détermination d'inclinaison de niveau de toit flottant et de caractérisation de l'écoulement
WO2022120259A1 (fr) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Appareil, système et procédé de détection d'objets et d'activité à l'intérieur d'un récipient
US11604294B2 (en) 2020-12-04 2023-03-14 Perceptive Sensor Technologies, Inc. Determining layer characteristics in multi-layered environments
EP4271992A1 (fr) 2020-12-30 2023-11-08 Perceptive Sensor Technologies, Inc. Évaluation de qualité de fluides à l'aide de signaux
WO2023154514A1 (fr) 2022-02-11 2023-08-17 Perceptive Sensor Technologies, Inc. Détection de signal acoustique de composition de matériau dans des conditions statiques et dynamiques
WO2024091308A1 (fr) 2022-07-19 2024-05-02 Perceptive Sensor Technologies, Inc. Identification de matériau par signal acoustique avec coupleur de nanotubes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3296862A (en) * 1963-10-02 1967-01-10 Atomic Power Dev Ass Inc Fluid level measuring apparatus
US3424002A (en) * 1965-06-01 1969-01-28 Marathon Oil Co Apparatus for the determination of location of interfaces between different materials
US3603899A (en) * 1969-04-18 1971-09-07 Bell Telephone Labor Inc High q microwave cavity

Also Published As

Publication number Publication date
DE2217999A1 (de) 1972-10-26
GB1373574A (en) 1974-11-13
US3703829A (en) 1972-11-28
FR2133590A1 (fr) 1972-12-01
IT952639B (it) 1973-07-30

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