ATE366407T1 - Durchflussmesser und verfahren zum betreiben eines durchflussmessers - Google Patents
Durchflussmesser und verfahren zum betreiben eines durchflussmessersInfo
- Publication number
- ATE366407T1 ATE366407T1 AT97610055T AT97610055T ATE366407T1 AT E366407 T1 ATE366407 T1 AT E366407T1 AT 97610055 T AT97610055 T AT 97610055T AT 97610055 T AT97610055 T AT 97610055T AT E366407 T1 ATE366407 T1 AT E366407T1
- Authority
- AT
- Austria
- Prior art keywords
- flow meter
- transducer
- transducers
- transmitted
- transmitting
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 230000000694 effects Effects 0.000 abstract 2
- 230000002411 adverse Effects 0.000 abstract 1
- 239000007788 liquid Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
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)
- Paper (AREA)
- Flow Control (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96610047 | 1996-12-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE366407T1 true ATE366407T1 (de) | 2007-07-15 |
Family
ID=38230278
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT97610055T ATE366407T1 (de) | 1996-12-05 | 1997-12-05 | Durchflussmesser und verfahren zum betreiben eines durchflussmessers |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP1843135A1 (de) |
AT (1) | ATE366407T1 (de) |
DE (2) | DE97610055T1 (de) |
DK (1) | DK0846936T4 (de) |
ES (1) | ES2289758T3 (de) |
Families Citing this family (13)
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 |
EP2000784B2 (de) * | 2007-06-06 | 2021-12-15 | Kamstrup A/S | Ultraschalldurchflussmesser mit 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 |
DK2343515T3 (da) * | 2010-01-11 | 2020-12-14 | Kamstrup As | Flowmåler med variable driftstilstande |
EP2383550A1 (de) | 2010-04-28 | 2011-11-02 | Miitors ApS | Ultraschall-Durchflussmesser |
EP2633275B1 (de) | 2010-10-27 | 2015-12-16 | Kamstrup A/S | Ultraschall-durchflussmesser mit null-impedanz messelektronik |
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)
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 |
US5052230A (en) * | 1988-07-08 | 1991-10-01 | Flowtec Ag | Method and arrangement for flow rate measurement by means of ultrasonic waves |
DE3823177A1 (de) | 1988-07-08 | 1990-01-11 | Flowtec Ag | Ultraschall-durchflussmessung unter auswertung von phasenverschiebungen |
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 |
-
1997
- 1997-12-05 DK DK97610055.2T patent/DK0846936T4/en active
- 1997-12-05 ES ES97610055T patent/ES2289758T3/es not_active Expired - Lifetime
- 1997-12-05 AT AT97610055T patent/ATE366407T1/de not_active IP Right Cessation
- 1997-12-05 DE DE97610055T patent/DE97610055T1/de active Pending
- 1997-12-05 EP EP07111533A patent/EP1843135A1/de not_active Withdrawn
- 1997-12-05 DE DE69737879.9T patent/DE69737879T8/de active Active
- 1997-12-05 EP EP97610055.2A patent/EP0846936B2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69737879T8 (de) | 2015-11-12 |
EP0846936B2 (de) | 2015-07-08 |
DE69737879D1 (de) | 2007-09-06 |
DE69737879T2 (de) | 2008-04-03 |
DE97610055T1 (de) | 2007-08-02 |
DK0846936T3 (da) | 2007-11-05 |
EP0846936A1 (de) | 1998-06-10 |
EP1843135A1 (de) | 2007-10-10 |
ES2289758T3 (es) | 2008-02-01 |
DK0846936T4 (en) | 2015-10-12 |
EP0846936B1 (de) | 2007-07-04 |
DE69737879T3 (de) | 2015-10-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |