AU2002214518A1 - Flow velocity meter - Google Patents

Flow velocity meter

Info

Publication number
AU2002214518A1
AU2002214518A1 AU2002214518A AU1451802A AU2002214518A1 AU 2002214518 A1 AU2002214518 A1 AU 2002214518A1 AU 2002214518 A AU2002214518 A AU 2002214518A AU 1451802 A AU1451802 A AU 1451802A AU 2002214518 A1 AU2002214518 A1 AU 2002214518A1
Authority
AU
Australia
Prior art keywords
flow velocity
velocity meter
meter
flow
velocity
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.)
Abandoned
Application number
AU2002214518A
Inventor
Per-Ake Stromberg
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2002214518A1 publication Critical patent/AU2002214518A1/en
Abandoned legal-status Critical Current

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
AU2002214518A 2000-11-15 2001-11-15 Flow velocity meter Abandoned AU2002214518A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE0004219A SE517922C2 (en) 2000-11-15 2000-11-15 Method and apparatus for determining the velocity of a fluid
SE0004219 2000-11-15
PCT/SE2001/002541 WO2002040948A1 (en) 2000-11-15 2001-11-15 Flow velocity meter

Publications (1)

Publication Number Publication Date
AU2002214518A1 true AU2002214518A1 (en) 2002-05-27

Family

ID=20281865

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002214518A Abandoned AU2002214518A1 (en) 2000-11-15 2001-11-15 Flow velocity meter

Country Status (4)

Country Link
EP (1) EP1342057A1 (en)
AU (1) AU2002214518A1 (en)
SE (1) SE517922C2 (en)
WO (1) WO2002040948A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004010291B4 (en) * 2004-03-03 2016-12-22 Robert Bosch Gmbh Ultrasonic flow sensor with multiple pulses
SE532010C2 (en) * 2007-09-24 2009-09-29 Per-Aake Stroemberg Flow rate meters working according to the sing-around principle
JP7129514B1 (en) 2021-03-24 2022-09-01 東京計装株式会社 Ultrasonic flow measurement device
CN113504389A (en) * 2021-07-27 2021-10-15 美卓伦仪表（常州）有限公司 Circuit and method for measuring ultrasonic wave propagation time

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3783687A (en) * 1972-05-26 1974-01-08 Fischer & Porter Co Electromagnetic flowmeter with square-wave excitation
NZ243293A (en) * 1991-06-25 1995-03-28 Commw Scient Ind Res Org Fluid flow meter: time of travel of acoustic wave packet through fluid
NZ243294A (en) * 1991-06-25 1995-04-27 Commw Scient Ind Res Org Time of flight of acoustic wave packets through fluid: reduction of higher order acoustic mode effects
US5700952A (en) * 1995-11-28 1997-12-23 Sawtek Inc. Time domain delay measurement apparatus and associated method

Also Published As

Publication number Publication date
SE0004219D0 (en) 2000-11-15
SE517922C2 (en) 2002-08-06
SE0004219L (en) 2002-05-16
WO2002040948A1 (en) 2002-05-23
EP1342057A1 (en) 2003-09-10

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