SE523152C2 - Sändar- och mottagningskopplingskrets för ultraljudsflödesmätare - Google Patents
Sändar- och mottagningskopplingskrets för ultraljudsflödesmätareInfo
- Publication number
- SE523152C2 SE523152C2 SE0003458A SE0003458A SE523152C2 SE 523152 C2 SE523152 C2 SE 523152C2 SE 0003458 A SE0003458 A SE 0003458A SE 0003458 A SE0003458 A SE 0003458A SE 523152 C2 SE523152 C2 SE 523152C2
- Authority
- SE
- Sweden
- Prior art keywords
- ultrasonic
- amplifier
- connection
- converter
- switching circuit
- Prior art date
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)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DK199901477A DK199901477A (da) | 1999-10-14 | 1999-10-14 | Sende- og modtagekredsløb for ultralydsflowmåler |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0003458D0 SE0003458D0 (sv) | 2000-09-27 |
SE0003458L SE0003458L (sv) | 2001-04-15 |
SE523152C2 true SE523152C2 (sv) | 2004-03-30 |
Family
ID=8105248
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0003458A SE523152C2 (sv) | 1999-10-14 | 2000-09-27 | Sändar- och mottagningskopplingskrets för ultraljudsflödesmätare |
Country Status (10)
Country | Link |
---|---|
US (1) | US6584861B1 (pl) |
CN (1) | CN1188668C (pl) |
AT (1) | AT410596B (pl) |
DE (1) | DE10048959C2 (pl) |
DK (1) | DK199901477A (pl) |
PL (1) | PL201628B1 (pl) |
RO (1) | RO121292B1 (pl) |
RU (1) | RU2200938C2 (pl) |
SE (1) | SE523152C2 (pl) |
UA (1) | UA66838C2 (pl) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DK200101581A (da) * | 2001-10-26 | 2003-04-27 | Danfoss As | Transceiverkredsløb til ultralydsflowmåler |
DK174756B1 (da) * | 2002-06-30 | 2003-10-20 | Siemens Flow Instr As | Fremgangsmåde til måling af flow ved hjælp af en ultralydsflowmåler |
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 |
DE102004026556B3 (de) * | 2004-05-27 | 2006-01-12 | Krohne Ag | Sende- und Empfangsschaltung für ein Ultraschalldurchflußmeßgerät und Verfahren zum Betreiben einer solchen Sende- und Empfangsschaltung |
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 |
EP2154492A1 (de) | 2005-10-24 | 2010-02-17 | Hydrometer GmbH | Ultraschalldurchflussmesser mit LC-Spannungserhöhung |
DE102005051160B3 (de) * | 2005-10-24 | 2007-06-28 | Hydrometer Gmbh | Wandleransteuerung mit LC Filterung |
DE102006041531B4 (de) * | 2006-09-05 | 2008-10-02 | Continental Automotive Gmbh | Schaltungsanordnung zum bidirektionalen Betrieb von an den Enden einer Messstrecke angeordneten Schallwandlern |
US7911306B2 (en) * | 2008-01-08 | 2011-03-22 | Daniel Measurement And Control, Inc. | Transformer board |
EP2236994A1 (en) | 2009-04-02 | 2010-10-06 | Kamstrup A/S | Flow meter with common protection membrane |
EP2633275B1 (en) * | 2010-10-27 | 2015-12-16 | Kamstrup A/S | Ultrasonic flow meter with zero impedance measuring electronics |
CN103765170B (zh) * | 2011-08-30 | 2016-08-17 | 西门子公司 | 超声波测量装置及其操作方法 |
US9733112B2 (en) * | 2011-12-02 | 2017-08-15 | Kamstrup A/S | Ultrasonic flow meter with digitally under-sampled flow measurements |
DE102012111427A1 (de) * | 2012-11-26 | 2014-05-28 | Endress + Hauser Flowtec Ag | Feldgerät, insbesondere Ultraschall-Durchflussmessgerät |
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 |
US9437802B2 (en) | 2013-08-21 | 2016-09-06 | Fujifilm Dimatix, Inc. | Multi-layered thin film piezoelectric devices and methods of making the same |
US9475093B2 (en) * | 2013-10-03 | 2016-10-25 | Fujifilm Dimatix, Inc. | Piezoelectric ultrasonic transducer array with switched operational modes |
US9525119B2 (en) | 2013-12-11 | 2016-12-20 | Fujifilm Dimatix, Inc. | Flexible micromachined transducer device and method for fabricating same |
EA035531B1 (ru) * | 2015-03-11 | 2020-06-30 | Данфосс А/С | Взаимная схема приемопередатчика для расходомера |
US10006791B2 (en) * | 2015-09-23 | 2018-06-26 | Texas Instruments Incorporated | Ultrasonic flow meter auto-tuning for reciprocal operation of the meter |
CN107677876A (zh) * | 2016-08-02 | 2018-02-09 | 重庆无线绿洲通信技术有限公司 | 一种双极性信号的动态测量方法及装置 |
DE102019005905A1 (de) * | 2019-08-21 | 2021-02-25 | Diehl Metering Gmbh | Messeinrichtung zur Ermittlung einer Fluidgröße |
US20230371922A1 (en) * | 2022-05-18 | 2023-11-23 | Verasonics, Inc. | Ultrasound transmitter with low distortion and concurrent receive |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3981191A (en) * | 1975-07-05 | 1976-09-21 | Danfoss A/S | Method and apparatus for the ultrasonic measurement of the flow velocity of fluent media |
DE2637107C2 (de) * | 1976-08-18 | 1978-09-14 | Danfoss A/S, Nordborg (Daenemark) | Schaltungsanordnung zum Ermitteln physikalischer Größen strömender Medien nach der Ultraschallmethode |
JPS5920149A (ja) * | 1982-07-28 | 1984-02-01 | 富士通株式会社 | 超音波パルスドプラ血流計 |
US4515021A (en) * | 1983-07-29 | 1985-05-07 | Panametrics, Inc. | Intervalometer time measurement apparatus and method |
GB8333696D0 (en) * | 1983-12-17 | 1984-01-25 | Glasshome Ltd | Transistor amplifier |
DE59100815D1 (de) * | 1991-02-08 | 1994-02-17 | Flowtec Ag | Betriebsschaltung für Ultraschall-Volumendurchflussmessgeräte. |
US5777892A (en) * | 1992-03-30 | 1998-07-07 | Isco, Inc. | Doppler shift velocity measuring system with correction factors |
AU678807B2 (en) * | 1993-01-30 | 1997-06-12 | G. Kromschroder Aktiengesellschaft | Fluid flow meter |
EP0712486B1 (en) * | 1993-08-02 | 1998-09-23 | G. Kromschröder Aktiengesellschaft | Improvements relating to fluid flow monitoring |
US5552645A (en) * | 1994-06-08 | 1996-09-03 | Siemens Medical Systems, Inc. | Automatic probe activation |
DE4420329C1 (de) * | 1994-06-10 | 1995-10-26 | Hydrometer Gmbh | Verfahren zur Ultraschall-Messung von Durchflußmengen von strömenden Fluiden |
FR2748816B1 (fr) * | 1996-05-17 | 1998-07-31 | Schlumberger Ind Sa | Dispositif ultrasonore de mesure de la vitesse d'ecoulement d'un fluide |
US5753824A (en) * | 1996-06-12 | 1998-05-19 | Welch Allyn, Inc. | Sampling method and apparatus for use with ultrasonic flowmeters |
DE19810798A1 (de) * | 1997-03-14 | 1998-09-24 | Siemens Ag | Schaltungsanordnung zur Steuerung und Auswertung für Ultraschall-Volumenstrommeßgeräte |
-
1999
- 1999-10-14 DK DK199901477A patent/DK199901477A/da not_active Application Discontinuation
-
2000
- 2000-09-14 AT AT0156000A patent/AT410596B/de not_active IP Right Cessation
- 2000-09-15 PL PL342588A patent/PL201628B1/pl unknown
- 2000-09-19 UA UA2000095372A patent/UA66838C2/uk unknown
- 2000-09-21 RO ROA200000919A patent/RO121292B1/ro unknown
- 2000-09-27 SE SE0003458A patent/SE523152C2/sv not_active IP Right Cessation
- 2000-10-03 US US09/678,759 patent/US6584861B1/en not_active Expired - Lifetime
- 2000-10-04 DE DE10048959A patent/DE10048959C2/de not_active Expired - Fee Related
- 2000-10-13 RU RU2000125676/28A patent/RU2200938C2/ru not_active IP Right Cessation
- 2000-10-16 CN CNB001306928A patent/CN1188668C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
PL342588A1 (en) | 2001-04-23 |
CN1188668C (zh) | 2005-02-09 |
ATA15602000A (de) | 2002-10-15 |
DK199901477A (da) | 2001-04-15 |
DE10048959A1 (de) | 2001-05-03 |
SE0003458D0 (sv) | 2000-09-27 |
DE10048959C2 (de) | 2003-01-16 |
RO121292B1 (ro) | 2007-02-28 |
SE0003458L (sv) | 2001-04-15 |
UA66838C2 (uk) | 2004-06-15 |
US6584861B1 (en) | 2003-07-01 |
CN1293351A (zh) | 2001-05-02 |
AT410596B (de) | 2003-06-25 |
PL201628B1 (pl) | 2009-04-30 |
RU2200938C2 (ru) | 2003-03-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |