ATE252723T1 - Verfahren und vorrichtung zur messung der geschwindigkeit einer strömenden flüssigkeit - Google Patents

Verfahren und vorrichtung zur messung der geschwindigkeit einer strömenden flüssigkeit

Info

Publication number
ATE252723T1
ATE252723T1 AT98201713T AT98201713T ATE252723T1 AT E252723 T1 ATE252723 T1 AT E252723T1 AT 98201713 T AT98201713 T AT 98201713T AT 98201713 T AT98201713 T AT 98201713T AT E252723 T1 ATE252723 T1 AT E252723T1
Authority
AT
Austria
Prior art keywords
stream
liquid
determined
moving
measuring
Prior art date
Application number
AT98201713T
Other languages
English (en)
Inventor
John William Byrd
Original Assignee
Ads Corp
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 Ads Corp filed Critical Ads Corp
Application granted granted Critical
Publication of ATE252723T1 publication Critical patent/ATE252723T1/de

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
    • G01F1/002—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow wherein the flow is in an open channel
    • 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
    • G01F1/663—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 by measuring Doppler frequency shift
    • 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)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)
AT98201713T 1997-05-21 1998-05-21 Verfahren und vorrichtung zur messung der geschwindigkeit einer strömenden flüssigkeit ATE252723T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/861,418 US5821427A (en) 1997-05-21 1997-05-21 Liquid velocity measurement using curve fitting for peak velocity detection

Publications (1)

Publication Number Publication Date
ATE252723T1 true ATE252723T1 (de) 2003-11-15

Family

ID=25335739

Family Applications (1)

Application Number Title Priority Date Filing Date
AT98201713T ATE252723T1 (de) 1997-05-21 1998-05-21 Verfahren und vorrichtung zur messung der geschwindigkeit einer strömenden flüssigkeit

Country Status (4)

Country Link
US (1) US5821427A (de)
EP (1) EP0880014B1 (de)
AT (1) ATE252723T1 (de)
DE (1) DE69819073T2 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6647804B1 (en) * 1999-02-10 2003-11-18 Rd Instruments, Inc. System and method for flow measurement in a pipe
GB2359435B (en) * 2000-02-16 2002-05-22 Schlumberger Holdings Microwave doppler flowmeter for multiphase flow
EP1368628A2 (de) 2001-03-09 2003-12-10 ADS Corporation Verfahren und vorrichtung zur strömungsüberwachung eines abwasserkanals
FR2826455B1 (fr) * 2001-06-25 2003-09-26 Univ Pasteur Procede et dispositif de mesure des vitesses de liquides dans des conduites et des canaux
DE10134264B4 (de) * 2001-07-18 2008-06-26 Nivus Gmbh Strömungsmesser
CN1309918C (zh) * 2001-08-30 2007-04-11 东陶机器株式会社 便器洗净装置
FI20020579L (fi) * 2002-03-26 2003-09-27 Vaisala Oyj Ultraäänivirtausmittari ja menetelmä virtauksen mittaamiseksi
US7096128B2 (en) * 2004-02-11 2006-08-22 Saylor David J Process for the assessment of gravity-type collection networks
EP1719979A4 (de) * 2004-02-27 2008-02-27 Fuji Electric Systems Co Ltd Sowohl mit der impulsdopplermethode als auch der ausbreitungszeit-differenzmethode kompatibler ultraschall-strömungsmesser, verfahren und programm zur automatischen auswahl der messmethode in dem strömungsmesser und elektronische einrichtung für den strömungsmesser
US7836760B2 (en) * 2007-10-23 2010-11-23 Saylor David J Method and device for the assessment of fluid collection networks
DE102008058376A1 (de) 2008-11-20 2010-06-02 Nivus Gmbh Verfahren und Vorrichtung zur Fluidströmungsmessung
US8215183B2 (en) * 2009-07-03 2012-07-10 Ads Llc Augmented surface sensor for measuring flow velocity
EP2345876B1 (de) * 2010-01-18 2019-09-11 Flow-Tronic S.A. Verfahren zur Vermeidung von sprunghaften Messergebnissen und Verbesserung der Präzision von hybriden Durchflussmessern
BR112013004992A2 (pt) * 2010-09-03 2016-05-31 Los Alamos Nat Security Llc método e aparelho para detectar partículas suspensas em um primeiro fluido estático ou em movimento
US8874390B2 (en) 2011-03-23 2014-10-28 Hach Company Instrument and method for processing a doppler measurement signal
US9453853B2 (en) * 2011-08-09 2016-09-27 Hach Company Target set processing in a fluid flow velocity instrument to reduce noise
US10295385B2 (en) 2016-06-30 2019-05-21 Hach Company Flow meter with adaptable beam characteristics
US10408648B2 (en) 2016-06-30 2019-09-10 Hach Company Flow meter with adaptable beam characteristics
US10161770B2 (en) 2016-06-30 2018-12-25 Ott Hydromet Gmbh Flow meter with adaptable beam characteristics
US10648847B2 (en) 2016-09-25 2020-05-12 Ads Llc Level sensor with parabolic reflector
US11231311B2 (en) 2019-05-31 2022-01-25 Perceptive Sensor Technologies Llc Non-linear ultrasound method and apparatus for quantitative detection of materials
US11729537B2 (en) 2020-12-02 2023-08-15 Perceptive Sensor Technologies, Inc. Variable angle transducer interface block
WO2022120257A1 (en) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Systems and methods for determining floating roof level tilt and characterizing runoff
US11604294B2 (en) 2020-12-04 2023-03-14 Perceptive Sensor Technologies, Inc. Determining layer characteristics in multi-layered environments
US11525743B2 (en) 2020-12-04 2022-12-13 Perceptive Sensor Technologies, Inc. Acoustic temperature measurement in layered environments
WO2022120273A1 (en) 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Multi-path acoustic signal improvement for material detection
US11788904B2 (en) 2020-12-04 2023-10-17 Perceptive Sensor Technologies, Inc. Acoustic temperature measurement in layered environments
WO2022120259A1 (en) * 2020-12-04 2022-06-09 Perceptive Sensor Technologies, Inc. Apparatus, system, and method for the detection of objects and activity within a container
US11536696B2 (en) 2020-12-04 2022-12-27 Perceptive Sensor Technologies, Inc. In-wall multi-bounce material property detection and acoustic signal amplification
CN116940810A (zh) 2020-12-04 2023-10-24 感知传感器技术股份有限公司 多次反射声音信号材料检测
US11946905B2 (en) 2020-12-30 2024-04-02 Perceptive Sensor Technologies, Inc. Evaluation of fluid quality with signals
US11885653B2 (en) 2021-09-24 2024-01-30 Hydro Radar, LLC Flow and level monitoring fluid system including nadir-facing and angle flow sensors with MIMO phase radar sensors
US11860014B2 (en) 2022-02-11 2024-01-02 Perceptive Sensor Technologies, Inc. Acoustic signal detection of material composition in static and dynamic conditions
WO2024091308A1 (en) 2022-07-19 2024-05-02 Perceptive Sensor Technologies, Inc. Acoustic signal material identification with nanotube couplant
CN119667197B (zh) * 2025-02-17 2025-04-15 福建求真求实科技有限公司 一种水管水流检测仪器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020374A (en) * 1989-11-17 1991-06-04 Ads Environmental Services, Inc. Velocity measurement system
US5226328A (en) * 1989-11-17 1993-07-13 Ads Environmental Services, Inc. Velocity measurement system
US5271404A (en) * 1992-06-25 1993-12-21 Cardiometrics, Inc. Method and apparatus for processing signal data to form an envelope on line
GB2276055B (en) * 1993-03-12 1997-02-19 Univ York Speed measurement
FR2709556B1 (fr) * 1993-08-30 1995-11-10 Remtech Procédé de détermination à distance de la vitesse tridimensionnelle d'un fluide tel que l'air ou l'eau.
US5421211A (en) * 1994-10-06 1995-06-06 Marsh - Mcbirney, Inc. Liquid flowmeter including doppler signal processing, and method
US5582176A (en) * 1995-08-15 1996-12-10 Medasonics Methods and apparatus for automatically determining edge frequency in doppler ultrasound signals

Also Published As

Publication number Publication date
US5821427A (en) 1998-10-13
EP0880014B1 (de) 2003-10-22
EP0880014A1 (de) 1998-11-25
DE69819073D1 (de) 2003-11-27
DE69819073T2 (de) 2004-05-13

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