NL1004544C2 - Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum. - Google Patents

Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum. Download PDF

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Publication number
NL1004544C2
NL1004544C2 NL1004544A NL1004544A NL1004544C2 NL 1004544 C2 NL1004544 C2 NL 1004544C2 NL 1004544 A NL1004544 A NL 1004544A NL 1004544 A NL1004544 A NL 1004544A NL 1004544 C2 NL1004544 C2 NL 1004544C2
Authority
NL
Netherlands
Prior art keywords
channel
transducers
pad
path
determining
Prior art date
Application number
NL1004544A
Other languages
English (en)
Dutch (nl)
Inventor
Geeuwke De Ir Boer
Original Assignee
Instromet Ultrasonics Bv
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 Instromet Ultrasonics Bv filed Critical Instromet Ultrasonics Bv
Priority to NL1004544A priority Critical patent/NL1004544C2/nl
Priority to CA 2217614 priority patent/CA2217614C/en
Priority to DE69739054T priority patent/DE69739054D1/de
Priority to EP97203482A priority patent/EP0843160B1/en
Priority to NO19975222A priority patent/NO325042B1/no
Priority to US09/042,935 priority patent/US6041663A/en
Application granted granted Critical
Publication of NL1004544C2 publication Critical patent/NL1004544C2/nl

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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)
  • Details Of Flowmeters (AREA)
NL1004544A 1996-11-15 1996-11-15 Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum. NL1004544C2 (nl)

Priority Applications (6)

Application Number Priority Date Filing Date Title
NL1004544A NL1004544C2 (nl) 1996-11-15 1996-11-15 Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum.
CA 2217614 CA2217614C (en) 1996-11-15 1997-10-08 Method and device for determining the flow velocity and/or throughput of a flowing fluid
DE69739054T DE69739054D1 (de) 1996-11-15 1997-11-10 Verfahren und Vorrichtung zum Messen der Durchflussrate und des Volumens durchströmender Flüssigkeiten
EP97203482A EP0843160B1 (en) 1996-11-15 1997-11-10 Method and device for determining the flow velocity and/or throughput of a flowing fluid
NO19975222A NO325042B1 (no) 1996-11-15 1997-11-13 Fremgangsmate og anordning for a bestemme stromningshastighet og/eller gjennomstromning for et strommende fluid
US09/042,935 US6041663A (en) 1996-11-15 1998-03-17 Method and device for determining the flow velocity and/or throughput of a flowing fluid

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
NL1004544 1996-11-15
NL1004544A NL1004544C2 (nl) 1996-11-15 1996-11-15 Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum.
US09/042,935 US6041663A (en) 1996-11-15 1998-03-17 Method and device for determining the flow velocity and/or throughput of a flowing fluid
US4293598 1998-03-17

Publications (1)

Publication Number Publication Date
NL1004544C2 true NL1004544C2 (nl) 1998-05-18

Family

ID=26642483

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1004544A NL1004544C2 (nl) 1996-11-15 1996-11-15 Werkwijze en inrichting voor het bepalen van de stroomsnelheid en/of doorvoer van een stromend fluïdum.

Country Status (4)

Country Link
US (1) US6041663A (no)
EP (1) EP0843160B1 (no)
NL (1) NL1004544C2 (no)
NO (1) NO325042B1 (no)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10145565A1 (de) 2001-09-14 2003-04-10 Sick Ag Messaufnehmer und Vorrichtung zum Messen der Strömungsgeschwindigkeit und/oder des Durchflusses eines Fluids
DE10235059B4 (de) * 2002-07-31 2006-04-06 Hydrometer Gmbh Ringförmige oder kreisförmige Ultraschall-Messstrecke mit mehrfachem Schallpfad
DE102005018396A1 (de) * 2005-04-20 2006-10-26 Endress + Hauser Flowtec Ag Verfahren zur Bestimmung des Volumen- oder Massedurchflusses eines Mediums
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
EP2278280B1 (en) 2009-07-23 2019-09-04 Elster NV/SA Device and method for determining a flow characteristic of a fluid in a conduit

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102186A (en) * 1976-07-23 1978-07-25 E. I. Du Pont De Nemours And Company Method and system for measuring flow rate
JPS56145318A (en) * 1980-04-15 1981-11-12 Yokogawa Hokushin Electric Corp Multibeam ultrasonic flowmeter
US4610167A (en) * 1984-07-23 1986-09-09 Westinghouse Electric Corp. Apparatus for measuring flow velocity of fluids
EP0639776A1 (en) * 1993-08-17 1995-02-22 Instromet Ultrasonics B.V. Method and device for determining characteristics of the flow of a medium

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102186A (en) * 1976-07-23 1978-07-25 E. I. Du Pont De Nemours And Company Method and system for measuring flow rate
JPS56145318A (en) * 1980-04-15 1981-11-12 Yokogawa Hokushin Electric Corp Multibeam ultrasonic flowmeter
US4610167A (en) * 1984-07-23 1986-09-09 Westinghouse Electric Corp. Apparatus for measuring flow velocity of fluids
EP0639776A1 (en) * 1993-08-17 1995-02-22 Instromet Ultrasonics B.V. Method and device for determining characteristics of the flow of a medium

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN vol. 006, no. 022 (P - 101) 9 February 1982 (1982-02-09) *

Also Published As

Publication number Publication date
US6041663A (en) 2000-03-28
NO975222L (no) 1998-05-18
NO325042B1 (no) 2008-01-21
EP0843160B1 (en) 2008-10-22
EP0843160A1 (en) 1998-05-20
NO975222D0 (no) 1997-11-13

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Effective date: 20100601