DE69527566T2 - Flüssigkeitsniveau-Ultraschall-Fühler ohne Ruherohr - Google Patents

Flüssigkeitsniveau-Ultraschall-Fühler ohne Ruherohr

Info

Publication number
DE69527566T2
DE69527566T2 DE69527566T DE69527566T DE69527566T2 DE 69527566 T2 DE69527566 T2 DE 69527566T2 DE 69527566 T DE69527566 T DE 69527566T DE 69527566 T DE69527566 T DE 69527566T DE 69527566 T2 DE69527566 T2 DE 69527566T2
Authority
DE
Germany
Prior art keywords
liquid level
ultrasound probe
resting tube
level ultrasound
resting
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 - Fee Related
Application number
DE69527566T
Other languages
English (en)
Other versions
DE69527566D1 (de
Inventor
Frederic Lloyd Ii Lichtenfels
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.)
Simmonds Precision Products Inc
Original Assignee
Simmonds Precision Products Inc
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 Simmonds Precision Products Inc filed Critical Simmonds Precision Products Inc
Application granted granted Critical
Publication of DE69527566D1 publication Critical patent/DE69527566D1/de
Publication of DE69527566T2 publication Critical patent/DE69527566T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G01F23/2968—Transducers specially adapted for acoustic level indicators
    • 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
    • G01F23/80—Arrangements for signal processing
    • G01F23/802—Particular electronic circuits for digital processing equipment
    • G01F23/804—Particular electronic circuits for digital processing equipment containing circuits handling parameters other than liquid level
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/87—Combinations of sonar systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Electromagnetism (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
DE69527566T 1994-04-06 1995-03-21 Flüssigkeitsniveau-Ultraschall-Fühler ohne Ruherohr Expired - Fee Related DE69527566T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22388694A 1994-04-06 1994-04-06

Publications (2)

Publication Number Publication Date
DE69527566D1 DE69527566D1 (de) 2002-09-05
DE69527566T2 true DE69527566T2 (de) 2003-04-10

Family

ID=22838375

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69527566T Expired - Fee Related DE69527566T2 (de) 1994-04-06 1995-03-21 Flüssigkeitsniveau-Ultraschall-Fühler ohne Ruherohr

Country Status (3)

Country Link
US (1) US6581459B1 (de)
EP (1) EP0676624B1 (de)
DE (1) DE69527566T2 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018202209B3 (de) 2018-02-13 2019-05-29 Continental Automotive Gmbh Vorrichtung zum Bestimmen einer Höhe und/oder Qualität eines Fluids in einem Fluidbehälter
DE102018216624B4 (de) 2018-09-27 2022-12-08 Vitesco Technologies Germany Gmbh Verfahren und Vorrichtung zum Bestimmen des Füllstands und/oder der Qualität eines Fluids in einem Fluidbehälter

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US5807506A (en) * 1997-04-01 1998-09-15 Xerox Corporation Conductive polymers
US6516661B1 (en) 1999-01-28 2003-02-11 Simmonds Precision Products, Inc. Volume measurement system and method for volume element counting
US7383727B2 (en) * 1999-05-20 2008-06-10 Seiko Epson Corporation Liquid cotainer having a liquid consumption detecting device therein
KR100439616B1 (ko) 2000-05-18 2004-07-12 세이코 엡슨 가부시키가이샤 설치 구조체, 모듈체, 및 액체 용기
CN1198730C (zh) 2000-05-18 2005-04-27 精工爱普生株式会社 检测墨水消耗的方法和装置
US7137679B2 (en) 2000-05-18 2006-11-21 Seiko Epson Corporation Ink consumption detecting method, and ink jet recording apparatus
DE60137839D1 (de) 2000-05-18 2009-04-16 Seiko Epson Corp Verfahren zur detektion des tintenverbrauchs und tintenstrahlaufzeichnungsvorrichtung
ATE322986T1 (de) 2000-06-15 2006-04-15 Seiko Epson Corp Verfahren zur flüssigkeitszufuhr, flüssigkeitsbehälter und verfahren zu seiner herstellung
EP1176403A3 (de) 2000-07-28 2003-03-19 Seiko Epson Corporation Flüssigkeitsverbrauchdetektor
US6951131B2 (en) * 2002-09-06 2005-10-04 Delphi Technologies, Inc. Fuel level indication assembly
US6925869B2 (en) * 2003-01-28 2005-08-09 The Boeing Company Ultrasonic fuel-gauging system
US6925870B2 (en) * 2003-09-23 2005-08-09 Battelle Memorial Institute Ultrasonic fill level device and method
JP4468092B2 (ja) * 2004-06-30 2010-05-26 株式会社東芝 水素製造装置
US7360417B2 (en) 2005-01-10 2008-04-22 Gems Sensors, Inc. Fluid level detector
ES2356768T3 (es) * 2005-02-28 2011-04-13 A.P.M. Automation Solutions Ltd. Sistema y procedimiento para medir la altura de un recipiente.
DE102005042637A1 (de) * 2005-09-07 2007-03-22 Hella Kgaa Hueck & Co. Verfahren zur Messung der Füllhöhe und der Neigung einer Oberfläche einer Flüssigkeit
US7542870B2 (en) * 2006-02-28 2009-06-02 Ssi Technologies, Inc. Immersed fuel level sensor
US7607347B2 (en) 2006-03-07 2009-10-27 Gems Sensors, Inc. Fluid level detector
DE102007028217A1 (de) * 2007-06-20 2009-01-02 Truma Gerätetechnik GmbH & Co. KG Ultraschall-Füllstandsmessvorrichtung mit Grenzstandserkennung
GB0802253D0 (en) * 2008-02-07 2008-03-12 Johnson Matthey Plc Level measurement system and apparatus
US9880044B2 (en) 2011-11-14 2018-01-30 Street Smart Sensors Llc Acoustic array sensor
WO2014043356A1 (en) 2012-09-12 2014-03-20 Street Smart Sensors Llc Acoustic flexural order level sensor
WO2014117213A1 (en) 2013-01-29 2014-08-07 Binmartine Pty Ltd A sensor, a sensor system, and a method of sensing
US9952084B2 (en) * 2013-10-10 2018-04-24 Apm Automation Solutions Ltd Increasing signal to noise ratio of acoustic echoes by a group of spaced apart acoustic transceiver arrays
US9952083B2 (en) 2013-10-10 2018-04-24 Apm Automation Solutions Ltd Movable system for measuring a content of a bin
US9952318B2 (en) 2013-10-10 2018-04-24 Apm Automation Solutions Ltd Group of spaced apart acoustic transceiver arrays and a method for measuring a content of a bin
US20150241209A1 (en) * 2014-02-25 2015-08-27 Astronics Advanced Electronic Systems Corp. Apparatus and method to monitor the occupied volume within a fixed or variable volume
ES2897911T3 (es) 2015-12-09 2022-03-03 Flolevel Tech Pty Ltd Sistema y método para determinar la concentración
US10323975B2 (en) 2016-12-29 2019-06-18 Kegsafe Llc Non-intrusive ultrasonic measuring of fluids in a beverage keg
DE102018214300A1 (de) * 2018-08-23 2020-02-27 Continental Automotive Gmbh Verfahren zum Betreiben einer Fluidsensorvorrichtung und Fluidsensorvorrichtung
CN112639460A (zh) * 2018-09-06 2021-04-09 Abb瑞士股份有限公司 用于无创测量的换能器
US11122512B2 (en) * 2018-12-21 2021-09-14 Qualcomm Incorporated Modem-based form factor sensor

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GB1377054A (en) * 1973-07-24 1974-12-11 Ford Motor Co Vehicle fuel level indicating systems
DE2703439C3 (de) 1977-01-28 1979-08-09 Danfoss A/S, Nordborg (Daenemark) Vorrichtung zum Messen von physikalischen Größen einer Flüssigkeit mit zwei Ultraschallwandlern
JPS5569024A (en) 1978-11-20 1980-05-24 Toshiba Corp Ultrasonic wave type liquid level meter
US4364273A (en) 1980-02-15 1982-12-21 Redding Robert J Apparatus for locating interfaces in media
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JPS617422A (ja) 1984-06-20 1986-01-14 Ngk Spark Plug Co Ltd 液面レベル検出方法
US4815323A (en) * 1985-06-28 1989-03-28 Simmonds Precision Products, Inc. Ultrasonic fuel quantity gauging system
US4715226A (en) * 1986-08-15 1987-12-29 Xecutek Corporation Ultrasonic apparatus for determining the amount of liquid in a container of known volume
GB8709903D0 (en) 1987-04-27 1987-06-03 Gec Avionics Sensor apparatus
GB8805105D0 (en) * 1988-03-03 1988-03-30 Scan Technologies Ltd Improvements relating to instruments
GB8828282D0 (en) 1988-12-03 1989-01-05 Sensotect Ltd Fluid level monitor
SE466418B (sv) 1989-02-23 1992-02-10 Bror Allan Eriksson Foerfaringssaett foer undersoekning av en vaetskefyllning i en behaallare samt anordning foer att med hjaelp av ultraljudvaagor bestaemma nivaan av en eller flera graensytor hos en vaetskefyllning i en behaallare
DE4025326C2 (de) * 1990-05-10 1994-03-03 Krieg Gunther Verfahren und Vorrichtung zum Messen der Flüssigkeitshöhe einer bewegten Flüssigkeit in einem Behälter
DE4014990A1 (de) * 1990-05-10 1991-11-14 Herbert Prof Dr Zott Vorrichtung zur bestimmung des fluessigkeitsstandes einer fluessigkeit in einem behaelter
US5335545A (en) * 1990-09-04 1994-08-09 Magnetrol International, Inc. Ultrasonic detector with frequency matching
US5400376A (en) * 1993-04-02 1995-03-21 Simmonds Precision Products, Inc. Ultrasonic fuel gauging system using state machine control

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018202209B3 (de) 2018-02-13 2019-05-29 Continental Automotive Gmbh Vorrichtung zum Bestimmen einer Höhe und/oder Qualität eines Fluids in einem Fluidbehälter
US11506529B2 (en) 2018-02-13 2022-11-22 Vitesco Technologies GmbH Apparatus for determining a level and/or quality of a fluid in a fluid container
DE102018216624B4 (de) 2018-09-27 2022-12-08 Vitesco Technologies Germany Gmbh Verfahren und Vorrichtung zum Bestimmen des Füllstands und/oder der Qualität eines Fluids in einem Fluidbehälter

Also Published As

Publication number Publication date
DE69527566D1 (de) 2002-09-05
EP0676624B1 (de) 2002-07-31
EP0676624A2 (de) 1995-10-11
EP0676624A3 (de) 1996-03-20
US6581459B1 (en) 2003-06-24

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee