SE0003458L - Sändar- och mottagningskopplingskrets för ultraljudsflödesmätare - Google Patents

Sändar- och mottagningskopplingskrets för ultraljudsflödesmätare

Info

Publication number
SE0003458L
SE0003458L SE0003458A SE0003458A SE0003458L SE 0003458 L SE0003458 L SE 0003458L SE 0003458 A SE0003458 A SE 0003458A SE 0003458 A SE0003458 A SE 0003458A SE 0003458 L SE0003458 L SE 0003458L
Authority
SE
Sweden
Prior art keywords
connection
input terminal
ultrasonic
ultrasonic transducers
transmission
Prior art date
Application number
SE0003458A
Other languages
Unknown language ( )
English (en)
Other versions
SE0003458D0 (sv
SE523152C2 (sv
Inventor
Lars Jespersen
Original Assignee
Danfoss 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=8105248&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=SE0003458(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Danfoss As filed Critical Danfoss As
Publication of SE0003458D0 publication Critical patent/SE0003458D0/sv
Publication of SE0003458L publication Critical patent/SE0003458L/sv
Publication of SE523152C2 publication Critical patent/SE523152C2/sv

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)
SE0003458A 1999-10-14 2000-09-27 Sändar- och mottagningskopplingskrets för ultraljudsflödesmätare SE523152C2 (sv)

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 true SE0003458L (sv) 2001-04-15
SE523152C2 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 (sv)
CN (1) CN1188668C (sv)
AT (1) AT410596B (sv)
DE (1) DE10048959C2 (sv)
DK (1) DK199901477A (sv)
PL (1) PL201628B1 (sv)
RO (1) RO121292B1 (sv)
RU (1) RU2200938C2 (sv)
SE (1) SE523152C2 (sv)
UA (1) UA66838C2 (sv)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
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
DE102005051160B3 (de) * 2005-10-24 2007-06-28 Hydrometer Gmbh Wandleransteuerung mit LC Filterung
EP2154492A1 (de) * 2005-10-24 2010-02-17 Hydrometer GmbH Ultraschalldurchflussmesser mit LC-Spannungserhöhung
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
WO2012055413A2 (en) 2010-10-27 2012-05-03 Kamstrup A/S Ultrasonic flow meter with zero impedance measuring electronics
WO2013029664A1 (en) * 2011-08-30 2013-03-07 Siemens Aktiengesellschaft An ultrasonic measurement device and a method for operating the same
CN104169692A (zh) * 2011-12-02 2014-11-26 卡姆鲁普股份有限公司 具有数字化欠采样流量测量的超声波流量计
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
WO2016141981A1 (en) 2015-03-11 2016-09-15 Danfoss A/S Reciprocal transceiver circuit for flow meter
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
US12089991B2 (en) 2022-05-18 2024-09-17 Verasonics, Inc. Ultrasound transmitter with low distortion and concurrent receive

Family Cites Families (14)

* Cited by examiner, † Cited by third party
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
ES2131672T3 (es) * 1993-01-30 1999-08-01 Kromschroeder Ag G Medidor de flujo para fluido.
AU7268994A (en) * 1993-08-02 1995-02-28 G. Kromschroder 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

Also Published As

Publication number Publication date
RO121292B1 (ro) 2007-02-28
CN1293351A (zh) 2001-05-02
PL342588A1 (en) 2001-04-23
US6584861B1 (en) 2003-07-01
DE10048959A1 (de) 2001-05-03
PL201628B1 (pl) 2009-04-30
CN1188668C (zh) 2005-02-09
DE10048959C2 (de) 2003-01-16
DK199901477A (da) 2001-04-15
AT410596B (de) 2003-06-25
SE0003458D0 (sv) 2000-09-27
ATA15602000A (de) 2002-10-15
SE523152C2 (sv) 2004-03-30
RU2200938C2 (ru) 2003-03-20
UA66838C2 (uk) 2004-06-15

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