DE69417543D1 - Flüssigkeitsströmungsmesser - Google Patents

Flüssigkeitsströmungsmesser

Info

Publication number
DE69417543D1
DE69417543D1 DE69417543T DE69417543T DE69417543D1 DE 69417543 D1 DE69417543 D1 DE 69417543D1 DE 69417543 T DE69417543 T DE 69417543T DE 69417543 T DE69417543 T DE 69417543T DE 69417543 D1 DE69417543 D1 DE 69417543D1
Authority
DE
Germany
Prior art keywords
flow meter
liquid flow
meter
liquid
flow
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 - Lifetime
Application number
DE69417543T
Other languages
English (en)
Other versions
DE69417543T2 (de
Inventor
James Collier
Christopher Davies
Christopher Fryer
Alain Waha
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.)
Elster Kromschroeder GmbH
Original Assignee
G Kromschroeder AG
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
Priority claimed from GB939301873A external-priority patent/GB9301873D0/en
Application filed by G Kromschroeder AG filed Critical G Kromschroeder AG
Application granted granted Critical
Publication of DE69417543D1 publication Critical patent/DE69417543D1/de
Publication of DE69417543T2 publication Critical patent/DE69417543T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01F1/662—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
    • 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
    • G01F1/668—Compensating or correcting for variations in velocity of sound
    • 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
    • G01P5/248—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 by measuring phase differences

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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
DE69417543T 1993-01-30 1994-01-27 Flüssigkeitsströmungsmesser Expired - Lifetime DE69417543T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB939301873A GB9301873D0 (en) 1993-01-30 1993-01-30 Method and apparatus for fluid flow metering
GB9316001A GB2275108A (en) 1993-01-30 1993-08-02 Fluid flow meter
PCT/GB1994/000157 WO1994017372A1 (en) 1993-01-30 1994-01-27 Fluid flow meter

Publications (2)

Publication Number Publication Date
DE69417543D1 true DE69417543D1 (de) 1999-05-06
DE69417543T2 DE69417543T2 (de) 1999-07-15

Family

ID=26302363

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69417543T Expired - Lifetime DE69417543T2 (de) 1993-01-30 1994-01-27 Flüssigkeitsströmungsmesser
DE69402534T Expired - Lifetime DE69402534T2 (de) 1993-01-30 1994-01-27 Fluessigkeitsstroemungsmesser

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69402534T Expired - Lifetime DE69402534T2 (de) 1993-01-30 1994-01-27 Fluessigkeitsstroemungsmesser

Country Status (13)

Country Link
US (2) US5777237A (de)
EP (2) EP0681684B1 (de)
JP (1) JP3283519B2 (de)
CN (1) CN1116877A (de)
AU (2) AU5864994A (de)
CZ (1) CZ188195A3 (de)
DE (2) DE69417543T2 (de)
ES (1) ES2131672T3 (de)
FR (4) FR2701111A1 (de)
HU (1) HUT73364A (de)
PL (1) PL173732B1 (de)
SK (1) SK95995A3 (de)
WO (2) WO1994017372A1 (de)

Families Citing this family (40)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724016B1 (fr) * 1994-08-23 1996-10-25 Schlumberger Ind Sa Dispositif de mesure ultrasonore d'une quantite volumique d'un fluide a proprietes acoustiques ameliorees
US5969263A (en) * 1995-04-08 1999-10-19 Schlumberger Industries, S.A. Ultrasonic fluid counter for attenuating parasitic ultrasonic waves
GB2313910A (en) * 1996-06-07 1997-12-10 Kromschroeder Ag G Acoustic fluid flowmeter
JP3175632B2 (ja) * 1997-04-18 2001-06-11 松下電器産業株式会社 シーンチェンジ検出方法およびシーンチェンジ検出装置
US6338277B1 (en) 1997-06-06 2002-01-15 G. Kromschroder Aktiengesellschaft Flowmeter for attenuating acoustic propagations
US6382033B1 (en) * 1997-10-09 2002-05-07 Krohne Mebtechnik Gmbh & Co. Kg Sound damper for ultrasonic waves
DE19857963A1 (de) * 1998-12-16 2000-06-21 Bayer Ag Agrochemische Formulierungen
AU4612700A (en) * 1999-05-17 2000-12-05 Matsushita Electric Industrial Co., Ltd. Flowmeter
DK199901477A (da) * 1999-10-14 2001-04-15 Danfoss As Sende- og modtagekredsløb for ultralydsflowmåler
JP3570315B2 (ja) * 1999-12-07 2004-09-29 株式会社村田製作所 超音波式流量計およびそれを用いたガスメータ
US6854338B2 (en) * 2000-07-14 2005-02-15 The Board Of Trustees Of The Leland Stanford Junior University Fluidic device with integrated capacitive micromachined ultrasonic transducers
EP1279368A3 (de) * 2001-07-17 2004-09-15 ndd Medizintechnik AG Vorrichtung zur Messung der Strömungsgeschwindigkeit und/oder der Molmasse von Gasen- oder Gasgemischen
DK200101581A (da) 2001-10-26 2003-04-27 Danfoss As Transceiverkredsløb til ultralydsflowmåler
KR100694937B1 (ko) 2003-02-24 2007-03-14 마츠시타 덴끼 산교 가부시키가이샤 초음파식 유체 계측 장치
JP4186645B2 (ja) * 2003-02-24 2008-11-26 松下電器産業株式会社 超音波流量計測装置
JP4604520B2 (ja) * 2004-03-10 2011-01-05 パナソニック株式会社 流れ計測装置
DE102004026556B3 (de) * 2004-05-27 2006-01-12 Krohne Ag Sende- und Empfangsschaltung für ein Ultraschalldurchflußmeßgerät und Verfahren zum Betreiben einer solchen Sende- und Empfangsschaltung
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
DE102007020491A1 (de) * 2007-04-27 2008-10-30 Hydrometer Gmbh Verfahren zur Bestimmung einer Eigenschaft eines strömenden Mediums sowie Ultraschallzähler
US8135245B2 (en) * 2008-12-05 2012-03-13 General Electric Company Fiber optic sensing system
US8181536B2 (en) * 2009-12-19 2012-05-22 Cameron International Corporation Ultrasonic Flow Meter including a transducer having conical face
CN101806605A (zh) * 2010-04-16 2010-08-18 山东万华电子信息科技有限公司 平行对射式超声波流量传感器
US7954387B1 (en) * 2010-08-18 2011-06-07 General Electric Company Ultrasonic transducer device
PL2633275T3 (pl) 2010-10-27 2016-06-30 Kamstrup As Przepływomierz ultradźwiękowy z zerową impedancją elektroniki pomiarowej
TW201219780A (en) * 2010-11-12 2012-05-16 Tatung Co Ultrasonic gas flow measurement device
US20140069207A1 (en) 2011-03-18 2014-03-13 Soneter, LLC Methods and apparatus for fluid flow measurement
CN103459988B (zh) * 2011-04-05 2016-08-17 松下电器产业株式会社 超声波流量计测装置
US8505391B1 (en) * 2012-03-30 2013-08-13 Joseph Baumoel Flange mounted ultrasonic flowmeter
CN102778263B (zh) * 2012-08-10 2014-05-14 深圳市建恒测控股份有限公司 轴向外夹式传感装置
US9494454B2 (en) 2013-12-06 2016-11-15 Joseph Baumoel Phase controlled variable angle ultrasonic flow meter
US9310236B2 (en) 2014-09-17 2016-04-12 Joseph Baumoel Ultrasonic flow meter using reflected beams
US10281303B2 (en) * 2015-03-23 2019-05-07 Rosemount Aerospace, Inc. Air data probe with improved performance at angle of attack operation
US9752907B2 (en) 2015-04-14 2017-09-05 Joseph Baumoel Phase controlled variable angle ultrasonic flow meter
GB2558473B (en) * 2015-09-14 2021-12-22 Cameron Tech Ltd Flow meter system
US10006791B2 (en) 2015-09-23 2018-06-26 Texas Instruments Incorporated Ultrasonic flow meter auto-tuning for reciprocal operation of the meter
US11415442B2 (en) * 2020-10-30 2022-08-16 Honeywell International Inc. Ultrasonic flow tube having a plurality of outer pipes surrounding a center pipe positioned between an inlet wall and an outlet wall having transducers therein
US12018975B2 (en) 2021-03-11 2024-06-25 Honeywell International Inc. Ultrasound and thermal massflow in one flow channel
US20220373372A1 (en) * 2021-05-19 2022-11-24 Honeywell International Inc. Fluid sensor for bubble and occlusion detection
US12455180B2 (en) * 2022-12-02 2025-10-28 Honeywell International Inc. System and method for switched measuring of flow tubes of a flow meter

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US3817098A (en) * 1972-08-09 1974-06-18 Saratoga Systems Axial fluid flow and sound speed
DE2963483D1 (en) * 1978-07-22 1982-09-30 Robert James Redding Fluid flow measuring apparatus
DE3025788C2 (de) * 1980-07-08 1985-07-04 Danfoss A/S, Nordborg Ultraschall-Meßgerät
US4365541A (en) * 1980-12-12 1982-12-28 Caterpillar Tractor Co. Filter arrangement for an air circulatory system
US4365518A (en) * 1981-02-23 1982-12-28 Mapco, Inc. Flow straighteners in axial flowmeters
IT1144295B (it) * 1981-07-10 1986-10-29 Fiat Ricerche Dispositivo ultrasonico per la misura della portata di un fluido in un condotto
US4523478A (en) * 1983-08-18 1985-06-18 Nusonics, Inc. Sonic flow meter having improved flow straighteners
CH666549A5 (de) * 1985-01-02 1988-07-29 Landis & Gyr Ag Verfahren und einrichtung zur temperaturunabhaengigen messung einer mittleren stroemungsgeschwindigkeit einer fluessigkeit.
US4633719A (en) * 1985-03-27 1987-01-06 Badger Meter, Inc. Digital flow meter circuit and method for measuring flow
CH670156A5 (de) * 1986-06-17 1989-05-12 Landis & Gyr Gmbh
DE3704472A1 (de) * 1987-02-13 1988-08-25 Standard Elektrik Lorenz Ag Messeinrichtung zur messung der relativgeschwindigkeit
GB2209216A (en) * 1987-08-28 1989-05-04 Gen Electric Co Plc Ultrasonic flowmeter combined with a pressure sensor
GB2209217A (en) * 1987-08-28 1989-05-04 Gen Electric Co Plc An ultrasonic fluid flow meter
US5168762A (en) * 1988-06-09 1992-12-08 British Gas Plc Speed measurement device
GB8813640D0 (en) * 1988-06-09 1988-07-13 Gill M J Speed measurement device
DE59100815D1 (de) * 1991-02-08 1994-02-17 Flowtec Ag Betriebsschaltung für Ultraschall-Volumendurchflussmessgeräte.
DE4114650A1 (de) * 1991-05-05 1992-11-12 Krieg Gunther Verfahren und vorrichtung zur messung von volumenstroemen in fluessigkeiten und gasen
GB9119742D0 (en) * 1991-09-16 1991-10-30 British Gas Plc Measurement system
FR2683046B1 (fr) * 1991-10-25 1994-02-04 Schlumberger Industries Dispositif de mesure de la vitesse d'un fluide.
WO1994009342A1 (en) * 1992-10-20 1994-04-28 Endress + Hauser Limited Acoustic flowmeter

Also Published As

Publication number Publication date
WO1994017371A1 (en) 1994-08-04
DE69417543T2 (de) 1999-07-15
ES2131672T3 (es) 1999-08-01
US5811689A (en) 1998-09-22
CN1116877A (zh) 1996-02-14
JP3283519B2 (ja) 2002-05-20
DE69402534D1 (de) 1997-05-15
AU5865094A (en) 1994-08-15
EP0681684A1 (de) 1995-11-15
PL173732B1 (pl) 1998-04-30
SK95995A3 (en) 1995-12-06
AU678807B2 (en) 1997-06-12
CZ188195A3 (en) 1996-04-17
EP0681685B1 (de) 1999-03-31
US5777237A (en) 1998-07-07
FR2701111A1 (fr) 1994-08-05
EP0681685A1 (de) 1995-11-15
FR2713761B1 (fr) 1998-05-07
FR2713761A1 (fr) 1995-06-16
FR2713763A1 (fr) 1995-06-16
HU9502264D0 (en) 1995-09-28
WO1994017372A1 (en) 1994-08-04
DE69402534T2 (de) 1998-04-23
AU5864994A (en) 1994-08-15
FR2713762A1 (fr) 1995-06-16
PL310051A1 (en) 1995-11-13
HUT73364A (en) 1996-07-29
JPH08512126A (ja) 1996-12-17
EP0681684B1 (de) 1997-04-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition