DK529784D0 - Fremgangsmaade og apparat til maaling af en fluidstroem - Google Patents

Fremgangsmaade og apparat til maaling af en fluidstroem

Info

Publication number
DK529784D0
DK529784D0 DK529784A DK529784A DK529784D0 DK 529784 D0 DK529784 D0 DK 529784D0 DK 529784 A DK529784 A DK 529784A DK 529784 A DK529784 A DK 529784A DK 529784 D0 DK529784 D0 DK 529784D0
Authority
DK
Denmark
Prior art keywords
measuring
fluid flow
fluid
flow
Prior art date
Application number
DK529784A
Other languages
English (en)
Other versions
DK529784A (da
Inventor
Jeffrey Saul Gutterman
Original Assignee
Gen Motors 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 Gen Motors Corp filed Critical Gen Motors Corp
Publication of DK529784D0 publication Critical patent/DK529784D0/da
Publication of DK529784A publication Critical patent/DK529784A/da

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
    • G01F1/667—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)
DK529784A 1983-11-07 1984-11-07 Fremgangsmaade og apparat til maaling af en fluidstroem DK529784A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/548,994 US4527432A (en) 1983-11-07 1983-11-07 Dual frequency acoustic fluid flow method and apparatus

Publications (2)

Publication Number Publication Date
DK529784D0 true DK529784D0 (da) 1984-11-07
DK529784A DK529784A (da) 1985-05-08

Family

ID=24191224

Family Applications (1)

Application Number Title Priority Date Filing Date
DK529784A DK529784A (da) 1983-11-07 1984-11-07 Fremgangsmaade og apparat til maaling af en fluidstroem

Country Status (6)

Country Link
US (1) US4527432A (da)
EP (1) EP0145170A1 (da)
JP (1) JPS60117110A (da)
AU (1) AU3488884A (da)
CA (1) CA1219331A (da)
DK (1) DK529784A (da)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1196886B (it) * 1986-12-30 1988-11-25 Weber Srl Dispositivo ultrasonico di misurazione della portata di fluido in un condotto
GB9301873D0 (en) * 1993-01-30 1993-03-17 Cambridge Consultants Method and apparatus for fluid flow metering
US5818735A (en) * 1996-06-20 1998-10-06 Peek Measurement, Inc. Method and system for high resolution time-of-flight measurements
DE19815199A1 (de) * 1998-04-04 1999-10-14 Fraunhofer Ges Forschung Ultraschall-Durchflußmesser nach dem Laufzeitkorrelationsverfahren
US7274996B2 (en) 2003-10-20 2007-09-25 Genscape Intangible Holding, Inc. Method and system for monitoring fluid flow
GB2472085A (en) * 2009-07-24 2011-01-26 Wayne Rudd Methods and apparatus for determining the time of receipt of a received signal
DE102009049067A1 (de) * 2009-10-12 2011-04-14 Robert Bosch Gmbh Verfahren und Vorrichtung zur verbesserten Ultraschall- Laufzeitdifferenzmessung
US8494932B2 (en) * 2011-03-18 2013-07-23 International Business Machines Corporation Fluid flow measurement system
DE102011016963A1 (de) * 2011-04-13 2012-10-18 Hydrometer Gmbh Verfahren zur Messung von Durchflussmengen nach dem Prinzip der Ultraschalllaufzeitdifferenz
DE102012105719A1 (de) * 2012-06-28 2014-01-02 Endress + Hauser Flowtec Ag Ultraschall-Durchflussmessgerät
CN104864923A (zh) * 2014-02-24 2015-08-26 通用电气公司 传送和接收超声信号的电路组件及使用该电路组件的系统和方法
US10378938B2 (en) 2014-09-12 2019-08-13 Texas Instruments Incorporated Ultrasonic transducer system and method using selective interleaved excitation pulse frequency
DE102017005208A1 (de) 2016-11-24 2018-05-24 Diehl Metering Gmbh Verfahren zur Laufzeitmessung eines Ultraschallsignals in einem Fluid
GB201713895D0 (en) 2017-08-30 2017-10-11 Sentec Ltd Transducer drive and damping technique
US10564016B2 (en) * 2017-12-06 2020-02-18 Honeywell International Inc. Ultrasonic transducers using adaptive multi-frequency hopping and coding
GB201804449D0 (en) * 2018-03-20 2018-05-02 Univ Warwick Fluid flow speed method and apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR95411E (fr) * 1968-02-26 1970-11-06 Realisations Ultrasoniques Sa Débitmetre a ultra-sons.
US3727458A (en) * 1969-12-12 1973-04-17 British Coal Utilisation Res A Measurement of rates of flow of gases
US3751979A (en) * 1971-11-17 1973-08-14 Raytheon Co Speed measurement system
US3906791A (en) * 1973-10-01 1975-09-23 Panametrics Area averaging ultrasonic flowmeters
DE2449881A1 (de) * 1974-10-21 1976-04-29 Kroebel Werner Anordnung und verfahren zur messung von stromgeschwindigkeiten in stroemenden medien
US4011755A (en) * 1975-10-23 1977-03-15 Panametrics, Inc. Acoustic flowmeter
US4164865A (en) * 1977-02-22 1979-08-21 The Perkin-Elmer Corporation Acoustical wave flowmeter
US4308754A (en) * 1979-10-19 1982-01-05 Panametrics, Inc. Ultrasonic flowmeter
US4372166A (en) * 1981-01-13 1983-02-08 The Perkin-Elmer Corporation Flowmeter system with digital phase shifter and calibration

Also Published As

Publication number Publication date
DK529784A (da) 1985-05-08
JPS60117110A (ja) 1985-06-24
US4527432A (en) 1985-07-09
EP0145170A1 (en) 1985-06-19
CA1219331A (en) 1987-03-17
AU3488884A (en) 1985-05-16

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Legal Events

Date Code Title Description
AHB Application shelved due to non-payment