SE9803750L - Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare. - Google Patents

Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare.

Info

Publication number
SE9803750L
SE9803750L SE9803750A SE9803750A SE9803750L SE 9803750 L SE9803750 L SE 9803750L SE 9803750 A SE9803750 A SE 9803750A SE 9803750 A SE9803750 A SE 9803750A SE 9803750 L SE9803750 L SE 9803750L
Authority
SE
Sweden
Prior art keywords
distance
transducers
fluid
flow meter
temperature compensation
Prior art date
Application number
SE9803750A
Other languages
Unknown language ( )
English (en)
Other versions
SE512920C2 (sv
SE9803750D0 (sv
Inventor
Jerker Delsing
Original Assignee
Jerker Delsing
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 Jerker Delsing filed Critical Jerker Delsing
Priority to SE9803750A priority Critical patent/SE9803750L/sv
Publication of SE9803750D0 publication Critical patent/SE9803750D0/sv
Priority to EP99971503A priority patent/EP1135670A1/en
Priority to AU14338/00A priority patent/AU1433800A/en
Priority to US09/830,429 priority patent/US6532828B1/en
Priority to PCT/SE1999/001981 priority patent/WO2000026618A1/en
Publication of SE512920C2 publication Critical patent/SE512920C2/sv
Publication of SE9803750L publication Critical patent/SE9803750L/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • 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
    • G01F1/662—Constructional details
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Details Of Flowmeters (AREA)
SE9803750A 1998-11-03 1998-11-03 Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare. SE9803750L (sv)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE9803750A SE9803750L (sv) 1998-11-03 1998-11-03 Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare.
EP99971503A EP1135670A1 (en) 1998-11-03 1999-11-03 Device for temperature compensation in an acoustic flow meter
AU14338/00A AU1433800A (en) 1998-11-03 1999-11-03 Device for temperature compensation in an acoustic flow meter
US09/830,429 US6532828B1 (en) 1998-11-03 1999-11-03 Device for temperature compensation in an acoustic flow meter
PCT/SE1999/001981 WO2000026618A1 (en) 1998-11-03 1999-11-03 Device for temperature compensation in an acoustic flow meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9803750A SE9803750L (sv) 1998-11-03 1998-11-03 Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare.

Publications (3)

Publication Number Publication Date
SE9803750D0 SE9803750D0 (sv) 1998-11-03
SE512920C2 SE512920C2 (sv) 2000-06-05
SE9803750L true SE9803750L (sv) 2000-06-05

Family

ID=20413159

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9803750A SE9803750L (sv) 1998-11-03 1998-11-03 Anordning för temperaturkompensering av längdförändring hos en akustisk flödesmätare.

Country Status (5)

Country Link
US (1) US6532828B1 (sv)
EP (1) EP1135670A1 (sv)
AU (1) AU1433800A (sv)
SE (1) SE9803750L (sv)
WO (1) WO2000026618A1 (sv)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10057188C8 (de) * 2000-11-17 2016-10-06 Endress + Hauser Flowtec Ag Ultraschall-Durchflußmeßgerät mit Temperaturkompensation
PT1286159E (pt) * 2001-01-22 2013-10-08 Teijin Ltd Equipamento e método para medir a concentração e caudal de gás por ultra-sons
US7644632B2 (en) * 2005-01-15 2010-01-12 Best John W Viscometric flowmeter
DE102005015456A1 (de) 2005-04-04 2006-10-05 Viasys Healthcare Gmbh Verfahren zur Bestimmung der zeitlichen Lage eines Wellenpakets sowie Flussmessgerät
US7152490B1 (en) 2005-08-15 2006-12-26 Daniel Measurement And Control, Inc. Methods for determining transducer delay time and transducer separation in ultrasonic flow meters
US8019559B1 (en) 2007-05-30 2011-09-13 Racine Federated, Inc. Sonic flow meter and method
DE102007058133A1 (de) * 2007-11-30 2009-06-04 Endress + Hauser Flowtec Ag Messsystem, insbesondere zur Durchflussmessung eines in einer Rohrleitung strö menden Messmediums
DE102007058132A1 (de) * 2007-11-30 2009-06-04 Endress + Hauser Flowtec Ag Messsystem, insbesondere zur Durchflussmessung eines in einer Rohrleitung strömenden Messmediums
US9714855B2 (en) 2015-01-26 2017-07-25 Arad Ltd. Ultrasonic water meter
FR3035963A1 (fr) * 2015-05-07 2016-11-11 Sagemcom Energy & Telecom Sas Dispositif de mesure de vitesse d’un fluide
US10961847B2 (en) * 2017-05-02 2021-03-30 Eng+Rd, Llc Acoustic flow meter tool and related methods

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3771117A (en) * 1972-03-01 1973-11-06 Westinghouse Electric Corp Transducer installation
US4240004A (en) * 1978-09-20 1980-12-16 Westinghouse Electric Corp. Ultrasonic transducer with chemical-setting inorganic cement backing for operation at high temperatures
US4279167A (en) 1979-10-01 1981-07-21 Ramsey Engineering Company Liquid coupling for doppler sonic flowmeter
JPS56115919A (en) 1980-02-18 1981-09-11 Toshiba Corp Ultrasonic current meter for high temperature
DE3013482C2 (de) 1980-04-08 1985-12-12 König, Beate, Dr., 8000 München Ultraschallkopf
US4417480A (en) * 1981-06-02 1983-11-29 Mapco, Inc. Dampened ultrasonic transducer
JPS61147112A (ja) * 1984-12-20 1986-07-04 Fuji Electric Co Ltd 超音波流量計の送受波器
US4825117A (en) * 1987-11-27 1989-04-25 General Electric Company Temperature compensated piezoelectric transducer assembly
DK0606536T3 (da) 1993-01-11 1999-01-11 Landis & Gyr Tech Innovat Måleværdigiver med ultralydtransducer

Also Published As

Publication number Publication date
AU1433800A (en) 2000-05-22
EP1135670A1 (en) 2001-09-26
SE512920C2 (sv) 2000-06-05
SE9803750D0 (sv) 1998-11-03
WO2000026618A1 (en) 2000-05-11
US6532828B1 (en) 2003-03-18

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Legal Events

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