NL7700306A - Acoustische stromingsmeter. - Google Patents

Acoustische stromingsmeter.

Info

Publication number
NL7700306A
NL7700306A NL7700306A NL7700306A NL7700306A NL 7700306 A NL7700306 A NL 7700306A NL 7700306 A NL7700306 A NL 7700306A NL 7700306 A NL7700306 A NL 7700306A NL 7700306 A NL7700306 A NL 7700306A
Authority
NL
Netherlands
Prior art keywords
flow meter
acoustic flow
acoustic
meter
flow
Prior art date
Application number
NL7700306A
Other languages
English (en)
Original Assignee
Ocean Research Equipment 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 Ocean Research Equipment Inc filed Critical Ocean Research Equipment Inc
Publication of NL7700306A publication Critical patent/NL7700306A/nl

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
NL7700306A 1976-01-26 1977-01-13 Acoustische stromingsmeter. NL7700306A (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/652,291 US4028938A (en) 1976-01-26 1976-01-26 Acoustical flow meter

Publications (1)

Publication Number Publication Date
NL7700306A true NL7700306A (nl) 1977-07-28

Family

ID=24616295

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7700306A NL7700306A (nl) 1976-01-26 1977-01-13 Acoustische stromingsmeter.

Country Status (3)

Country Link
US (1) US4028938A (nl)
GB (1) GB1538984A (nl)
NL (1) NL7700306A (nl)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2703439C3 (de) * 1977-01-28 1979-08-09 Danfoss A/S, Nordborg (Daenemark) Vorrichtung zum Messen von physikalischen Größen einer Flüssigkeit mit zwei Ultraschallwandlern
JPS5829854B2 (ja) * 1977-07-26 1983-06-25 富士電機株式会社 超音波式測定装置
FR2414190A1 (fr) * 1978-01-06 1979-08-03 Ultraflux Appareil de mesure du debit d'un gaz par transmission d'impulsions ultrasonores et mesure de la difference des temps de parcours amont et aval
US4271708A (en) * 1978-05-16 1981-06-09 Fuji Electric Co., Ltd. Ultrasonic measuring apparatus
JPS5827449B2 (ja) * 1978-08-09 1983-06-09 富士電機株式会社 超音波伝搬時間検出回路装置
US4232548A (en) * 1979-03-01 1980-11-11 Joseph Baumoel Liquid flow meter
JPS6018005B2 (ja) * 1979-12-16 1985-05-08 株式会社荏原製作所 透過形測定モ−ドと反射形測定モ−ドとを自動切換可能な超音波流速流量計
DE3016968C2 (de) * 1980-05-02 1982-11-04 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Meßanordnung für die Geschwindigkeit von strömungsfähigen Medien mittels Laufzeitbestimmung von Schallwellen
DE3132526C2 (de) * 1981-08-18 1984-11-15 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren und Vorrichtung zum Messen von Laufzeitdifferenzen von Ultraschallimpulsen zur Bestimmung von Strömungsfeldern, insbes. von Geschwindigkeitskomponenten in gasförmigen Medien
US4515021A (en) * 1983-07-29 1985-05-07 Panametrics, Inc. Intervalometer time measurement apparatus and method
US4583410A (en) * 1984-05-29 1986-04-22 Nusonics, Inc. Timing circuit for acoustic flow meters
US5012449A (en) * 1989-06-30 1991-04-30 Ferranti O.R.E. Inc. Sonic flow meter
EP0543109A1 (de) * 1991-11-18 1993-05-26 Landis & Gyr Technology Innovation AG Messwertgeber zur Bestimmung der Durchflussmenge einer strömenden Flüssigkeit
US5440936A (en) * 1992-11-16 1995-08-15 Triton Technology, Inc. Compact x-cross transducer array for a transit time flowmeter, particularly for use during in-vivo blood flow measurement
CA2107043A1 (en) * 1993-09-27 1995-03-28 Wolfgang Stedtnitz Method and apparatus for measuring water velocities and discharges in rivers and the like
US5780747A (en) * 1995-12-18 1998-07-14 Changmin Co., Ltd. Open channel multichannel ultrasonic flowrate measurement apparatus and method
US5918281A (en) * 1996-05-28 1999-06-29 Nabulsi; Haz Personal speedometer
FR2749652B1 (fr) * 1996-06-07 1998-08-21 Schlumberger Ind Sa Procede de mesure du temps de propagation d'un signal acoustique dans un fluide par passage a zero dudit signal acoustique
DE19636945A1 (de) * 1996-09-11 1998-03-12 Siemens Ag Verfahren und Einrichtung zur Messung der Laufzeitdifferenz eines elektrischen, elektromagnetischen oder akustischen Signals
AUPO643097A0 (en) * 1997-04-24 1997-05-22 Precision Farming Australia Pty Ltd Cotton flow sensor
US6026693A (en) * 1997-06-04 2000-02-22 Baumoel; Douglas S. Pipe spool section having square or rectangular cross-section for clamp on transducer and method for flow measurement
GB2328753B (en) * 1997-09-01 2001-05-09 Abb Kent Taylor Ltd Improvements in or relating to fluid flow measurement
DE10106308C1 (de) * 2001-02-12 2002-07-11 Siemens Ag Verfahren und Einrichtung zur Messung der Laufzeit eines akustischen Signals
AU2003253779A1 (en) * 2003-07-03 2005-02-15 Daniel Industries, Inc. Peak switch detector for transit time ultrasonic meters
DE10338940B3 (de) * 2003-08-22 2005-02-10 Fresenius Medical Care Deutschland Gmbh Verfahren zum Messen einer Signallaufzeit in Blut und Vorrichtung zur Anwendung des Verfahrens
US7290455B2 (en) * 2005-08-22 2007-11-06 Daniel Measurement And Control, Inc. Driver configuration for an ultrasonic flow meter
FR2974633B1 (fr) * 2011-04-28 2013-10-18 Snecma Procede de determination d'une vitesse d'ecoulement d'un fluide et dispositif permettant sa mise en oeuvre
DE102013013927A1 (de) * 2013-08-21 2015-02-26 Acam-Messelectronic Gmbh Verfahren und Vorrichtung zum Messen der Fließgeschwindigkeit einer Flüssigkeit mittels Ultraschall
RU2600503C2 (ru) * 2014-12-11 2016-10-20 Общество с ограниченной ответственностью "Татинтек" Ультразвуковой расходомер
FR3080455B1 (fr) * 2018-04-20 2020-07-17 Universite Du Mans Anemometre a ultrason
DE202020000805U1 (de) * 2020-02-28 2020-05-14 Diehl Metering Gmbh Messeinrichtung, insbesondere Durchflussmesser, mit wenigstens einem Ultraschallwandler

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3564912A (en) * 1968-10-28 1971-02-23 Westinghouse Electric Corp Fluid flow measurement system
JPS5113430B1 (nl) * 1970-02-10 1976-04-28
US3697936A (en) * 1970-02-27 1972-10-10 Nusonics Sound velocimeter
US3869915A (en) * 1973-01-23 1975-03-11 Joseph Baumoel Digital flowmeter
US3918304A (en) * 1973-11-23 1975-11-11 Westinghouse Electric Corp Flowmeter computer

Also Published As

Publication number Publication date
GB1538984A (en) 1979-01-24
US4028938A (en) 1977-06-14

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Legal Events

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