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DE69737879D1 - Durchflussmesser und Verfahren zum Betreiben eines Durchflussmessers - Google Patents

Durchflussmesser und Verfahren zum Betreiben eines Durchflussmessers

Info

Publication number
DE69737879D1
DE69737879D1 DE69737879T DE69737879T DE69737879D1 DE 69737879 D1 DE69737879 D1 DE 69737879D1 DE 69737879 T DE69737879 T DE 69737879T DE 69737879 T DE69737879 T DE 69737879T DE 69737879 D1 DE69737879 D1 DE 69737879D1
Authority
DE
Germany
Prior art keywords
flow meter
transducer
transducers
transmitted
transmitting
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
DE69737879T
Other languages
English (en)
Other versions
DE69737879T3 (de
DE69737879T8 (de
DE69737879T2 (de
Inventor
Soren Tonnes Nielsen
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.)
Kamstrup AS
Original Assignee
Kamstrup AS
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=38230278&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69737879(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kamstrup AS filed Critical Kamstrup AS
Publication of DE69737879D1 publication Critical patent/DE69737879D1/de
Application granted granted Critical
Publication of DE69737879T2 publication Critical patent/DE69737879T2/de
Publication of DE69737879T3 publication Critical patent/DE69737879T3/de
Publication of DE69737879T8 publication Critical patent/DE69737879T8/de
Active legal-status Critical Current

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
    • 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
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)
  • Paper (AREA)
DE69737879.9T 1996-12-05 1997-12-05 Durchflussmesser und Verfahren zum Betreiben eines Durchflussmessers Active DE69737879T8 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP96610047 1996-12-05
EP96610047 1996-12-05
EP97610055.2A EP0846936B2 (de) 1996-12-05 1997-12-05 Durchflussmesser und Verfahren zum Betreiben eines Durchflussmessers

Publications (4)

Publication Number Publication Date
DE69737879D1 true DE69737879D1 (de) 2007-09-06
DE69737879T2 DE69737879T2 (de) 2008-04-03
DE69737879T3 DE69737879T3 (de) 2015-10-01
DE69737879T8 DE69737879T8 (de) 2015-11-12

Family

ID=38230278

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69737879.9T Active DE69737879T8 (de) 1996-12-05 1997-12-05 Durchflussmesser und Verfahren zum Betreiben eines Durchflussmessers
DE97610055T Pending DE97610055T1 (de) 1996-12-05 1997-12-05 Durchflussmesser, Verfahren zur Messung einer Strömung und Verfahren zum Betreiben eines Durchflussmessers

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE97610055T Pending DE97610055T1 (de) 1996-12-05 1997-12-05 Durchflussmesser, Verfahren zur Messung einer Strömung und Verfahren zum Betreiben eines Durchflussmessers

Country Status (5)

Country Link
EP (2) EP0846936B2 (de)
AT (1) ATE366407T1 (de)
DE (2) DE69737879T8 (de)
DK (1) DK0846936T4 (de)
ES (1) ES2289758T3 (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10236563B4 (de) * 2002-08-08 2006-07-20 Hydrometer Gmbh Sende- und Empfangsschaltung für einen Ultraschall-Durchflussmesser
DE10253742B3 (de) * 2002-11-19 2004-03-18 Hydrometer Gmbh Sende- und Empfangsschaltung für Ultraschall-Durchflussmesser
GB2402222B (en) * 2003-05-30 2007-04-25 Abb Ltd Phase measurement in measuring device
DE102006041531B4 (de) 2006-09-05 2008-10-02 Continental Automotive Gmbh Schaltungsanordnung zum bidirektionalen Betrieb von an den Enden einer Messstrecke angeordneten Schallwandlern
DK2000784T4 (da) * 2007-06-06 2022-03-14 Kamstrup As Ultralydsgennemstrømningsmåler med temperaturkompensation
EP2236994A1 (de) 2009-04-02 2010-10-06 Kamstrup A/S Durchflussmesser mit allgemeiner Schutzmembran
EP2339301A1 (de) 2009-12-23 2011-06-29 Kamstrup A/S Ultraschalldurchflussmesser mit gleichzeitig angetriebenen Ultraschallwandlern
LT2343515T (lt) * 2010-01-11 2020-12-28 Kamstrup A/S Kintamos veikimo būsenos srauto matuoklis
EP2383550A1 (de) 2010-04-28 2011-11-02 Miitors ApS Ultraschall-Durchflussmesser
DK2633275T3 (en) 2010-10-27 2016-02-29 Kamstrup As ULTRASONIC FLOWMETER WITH NULIMPEDANS meter electronics
EP2581715A1 (de) 2011-10-13 2013-04-17 Miitors ApS Ultraschalldurchflussmesser
US8928137B2 (en) 2013-05-15 2015-01-06 Kamstrup A/S Flow meter with ultrasound transducer directly connected to and fixed to measurement circuit board
EP4296631A3 (de) 2018-12-20 2024-04-03 Apator Miitors ApS Ultraschalldurchflussmesser mit schaltbaren wandlern

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052896A (en) * 1975-11-26 1977-10-11 Badger Meter, Inc. Ultrasonic flow meter
CH604133A5 (de) † 1977-05-10 1978-08-31 Landis & Gyr Ag
US4227407A (en) 1978-11-30 1980-10-14 Cornell Research Foundation, Inc. Volume flow measurement system
DE3025788C2 (de) 1980-07-08 1985-07-04 Danfoss A/S, Nordborg Ultraschall-Meßgerät
DE3823177A1 (de) 1988-07-08 1990-01-11 Flowtec Ag Ultraschall-durchflussmessung unter auswertung von phasenverschiebungen
WO1990000723A1 (de) 1988-07-08 1990-01-25 Flowtec Ag Verfahren und anordnung zur durchflussmessung mittels ultraschallwellen
DE59000807D1 (de) 1989-05-09 1993-03-11 Flowtec Ag Ultraschall-durchflussmessgeraet.
US5035147A (en) 1990-02-09 1991-07-30 Curtin Matheson Scientific, Inc. Method and system for digital measurement of acoustic burst travel time in a fluid medium
DE59100815D1 (de) 1991-02-08 1994-02-17 Flowtec Ag Betriebsschaltung für Ultraschall-Volumendurchflussmessgeräte.
DK56593A (da) * 1992-08-25 1994-02-26 Kamstrup Metro As Strømningsmåler
DK9400101U3 (da) 1993-05-14 1994-09-09 Kamstrup Metro As Kredsløb til aftastning af signalerne fra en ultralydomsætter- eller transducer til strømningsmåling
DE4400448C1 (de) † 1994-01-10 1995-07-13 Siemens Ag Ansteuer- und Auswerteanordnung für zwei als Sender und Empfänger betreibbare Ultraschallwandler
DE19530054C2 (de) † 1995-08-16 1999-06-17 Hydrometer Gmbh Verfahren zur Ultraschall-Messung von Durchflußmengen von strömenden Fluiden

Also Published As

Publication number Publication date
DE69737879T3 (de) 2015-10-01
EP0846936B2 (de) 2015-07-08
DE69737879T8 (de) 2015-11-12
DK0846936T3 (da) 2007-11-05
EP0846936A1 (de) 1998-06-10
DE69737879T2 (de) 2008-04-03
ATE366407T1 (de) 2007-07-15
DE97610055T1 (de) 2007-08-02
ES2289758T3 (es) 2008-02-01
EP1843135A1 (de) 2007-10-10
DK0846936T4 (en) 2015-10-12
EP0846936B1 (de) 2007-07-04

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Legal Events

Date Code Title Description
8363 Opposition against the patent