SE515156C2 - Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium - Google Patents

Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium

Info

Publication number
SE515156C2
SE515156C2 SE9801014A SE9801014A SE515156C2 SE 515156 C2 SE515156 C2 SE 515156C2 SE 9801014 A SE9801014 A SE 9801014A SE 9801014 A SE9801014 A SE 9801014A SE 515156 C2 SE515156 C2 SE 515156C2
Authority
SE
Sweden
Prior art keywords
medium
signal
signals
pulse
phase shift
Prior art date
Application number
SE9801014A
Other languages
English (en)
Swedish (sv)
Other versions
SE9801014D0 (sv
SE9801014L (sv
Inventor
Joergen Lindahl
Original Assignee
Thermo Measurement Ltd
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 Thermo Measurement Ltd filed Critical Thermo Measurement Ltd
Priority to SE9801014A priority Critical patent/SE515156C2/sv
Publication of SE9801014D0 publication Critical patent/SE9801014D0/xx
Priority to US09/743,488 priority patent/US6629467B1/en
Priority to DE69931174T priority patent/DE69931174T2/de
Priority to CZ20003931A priority patent/CZ20003931A3/cs
Priority to CNB99806548XA priority patent/CN100356144C/zh
Priority to AT99914860T priority patent/ATE325331T1/de
Priority to EP99914860A priority patent/EP1116009B1/en
Priority to PCT/SE1999/000473 priority patent/WO1999051945A1/en
Priority to CA2330289A priority patent/CA2330289C/en
Publication of SE9801014L publication Critical patent/SE9801014L/
Priority to NO20005466A priority patent/NO20005466D0/no
Publication of SE515156C2 publication Critical patent/SE515156C2/sv

Links

Classifications

    • 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
    • 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)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
SE9801014A 1998-03-25 1998-03-25 Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium SE515156C2 (sv)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE9801014A SE515156C2 (sv) 1998-03-25 1998-03-25 Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium
CA2330289A CA2330289C (en) 1998-03-25 1999-03-25 A method and a device for determining the flow rate of a flowing medium
CNB99806548XA CN100356144C (zh) 1998-03-25 1999-03-25 一种确定流动介质流速的方法和装置
DE69931174T DE69931174T2 (de) 1998-03-25 1999-03-25 Verfahren und Vorrichtung zur Bestimmung der Durchflussrate eines Fluidums
CZ20003931A CZ20003931A3 (cs) 1998-03-25 1999-03-25 Způsob stanovení rychlosti proudění tekoucího media a zařízení pro jeho provádění
US09/743,488 US6629467B1 (en) 1998-03-25 1999-03-25 Method and a device for determining the flow rate of a flowing medium
AT99914860T ATE325331T1 (de) 1998-03-25 1999-03-25 Verfahren und vorrichtung zur bestimmung des durchflusses eines strömenden mediums
EP99914860A EP1116009B1 (en) 1998-03-25 1999-03-25 A method and a device for determining the flow rate of a flowing medium
PCT/SE1999/000473 WO1999051945A1 (en) 1998-03-25 1999-03-25 A method and a device for determining the flow rate of a flowing medium
NO20005466A NO20005466D0 (no) 1998-03-25 2000-10-30 FremgangsmÕte og anordning for bestemmelse av strømningshastighet for et strømmende medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9801014A SE515156C2 (sv) 1998-03-25 1998-03-25 Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium

Publications (3)

Publication Number Publication Date
SE9801014D0 SE9801014D0 (sv) 1998-03-25
SE9801014L SE9801014L (sv) 1999-09-26
SE515156C2 true SE515156C2 (sv) 2001-06-18

Family

ID=20410701

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9801014A SE515156C2 (sv) 1998-03-25 1998-03-25 Sätt och anordning för bestämning av flödeshastigheten hos ett i en kanal strömmande medium

Country Status (10)

Country Link
US (1) US6629467B1 (cs)
EP (1) EP1116009B1 (cs)
CN (1) CN100356144C (cs)
AT (1) ATE325331T1 (cs)
CA (1) CA2330289C (cs)
CZ (1) CZ20003931A3 (cs)
DE (1) DE69931174T2 (cs)
NO (1) NO20005466D0 (cs)
SE (1) SE515156C2 (cs)
WO (1) WO1999051945A1 (cs)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10249542A1 (de) * 2002-10-23 2004-05-06 Endress + Hauser Flowtec Ag, Reinach Vorrichtung zur Bestimmung und/oder Überwachung des Volumen- und/oder Massenstroms eines Mediums
WO2007009478A1 (de) * 2005-07-21 2007-01-25 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Messeinrichtung zum medienunabhängigen messen einer strömungsgeschwindigkeit eines mediums
US9714855B2 (en) 2015-01-26 2017-07-25 Arad Ltd. Ultrasonic water meter
CN105091970B (zh) * 2015-08-07 2018-06-01 北京控制工程研究所 超声波流量计动态补偿方法
DE102018000414A1 (de) * 2018-01-19 2019-07-25 Diehl Metering Gmbh Verfahren zum Betrieb eines Fluidzählers

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950862A1 (de) 1979-12-18 1981-07-23 Me Meerestechnik Elektronik Gmbh, 2351 Trappenkamp Verfahren und vorrichtung zur bestimmung von schall-laufzeiten
US4527433A (en) * 1983-10-25 1985-07-09 General Motors Corporation Method and apparatus for measuring fluid flow
GB8710064D0 (en) * 1987-04-28 1987-06-03 Micronics Ltd Ultrasonic fluid flowmeter
DE4011526A1 (de) 1990-04-10 1991-10-17 Bosch Gmbh Robert Vorrichtung zur ultraschall-durchflussmessung von stroemenden medien
GB9119742D0 (en) * 1991-09-16 1991-10-30 British Gas Plc Measurement system
TW283763B (cs) * 1992-10-06 1996-08-21 Caldon Inc
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
SE503614C2 (sv) * 1994-10-24 1996-07-15 Jerker Delsing Sätt vid mätning i ett fluidum med hjälp av sing-around- teknik, anordning vid mätinstrument av sing-around-typ och mätinstrument av sing-around-typ
CN1139203A (zh) * 1994-12-13 1997-01-01 汉斯·乔治·康拉德 用于测量多相介质流动的方法和设备
JP3216769B2 (ja) * 1995-03-20 2001-10-09 富士電機株式会社 クランプオン型超音波流量計における温度圧力補償方法
US5602343A (en) * 1995-10-10 1997-02-11 The Curators Of The University Of Missouri Method of, and apparatus for, measuring the velocity of a fluid
US6062091A (en) * 1997-04-22 2000-05-16 Baumoel; Joseph Method and apparatus for determining ultrasonic pulse arrival in fluid using phase correlation

Also Published As

Publication number Publication date
WO1999051945A8 (en) 2000-03-23
SE9801014D0 (sv) 1998-03-25
ATE325331T1 (de) 2006-06-15
EP1116009B1 (en) 2006-05-03
CA2330289C (en) 2010-06-08
NO20005466L (no) 2000-10-30
CN100356144C (zh) 2007-12-19
SE9801014L (sv) 1999-09-26
WO1999051945A1 (en) 1999-10-14
EP1116009A2 (en) 2001-07-18
DE69931174T2 (de) 2006-09-07
CZ20003931A3 (cs) 2001-08-15
DE69931174D1 (de) 2006-06-08
CA2330289A1 (en) 1999-10-14
NO20005466D0 (no) 2000-10-30
CN1302371A (zh) 2001-07-04
US6629467B1 (en) 2003-10-07

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