DK1157258T3 - Metode og apparat til måling af udbredelsestiden for et signal, især et ultralydssignal - Google Patents

Metode og apparat til måling af udbredelsestiden for et signal, især et ultralydssignal

Info

Publication number
DK1157258T3
DK1157258T3 DK00907735T DK00907735T DK1157258T3 DK 1157258 T3 DK1157258 T3 DK 1157258T3 DK 00907735 T DK00907735 T DK 00907735T DK 00907735 T DK00907735 T DK 00907735T DK 1157258 T3 DK1157258 T3 DK 1157258T3
Authority
DK
Denmark
Prior art keywords
signal
propagation time
receive signal
tint
measurement
Prior art date
Application number
DK00907735T
Other languages
Danish (da)
English (en)
Inventor
Christophe Leleu
Original Assignee
Schlumberger Ind Sa
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 Schlumberger Ind Sa filed Critical Schlumberger Ind Sa
Application granted granted Critical
Publication of DK1157258T3 publication Critical patent/DK1157258T3/da

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H5/00—Measuring propagation velocity of ultrasonic, sonic or infrasonic waves, e.g. of pressure waves
    • 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)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
DK00907735T 1999-03-03 2000-02-25 Metode og apparat til måling af udbredelsestiden for et signal, især et ultralydssignal DK1157258T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9902672A FR2790554B1 (fr) 1999-03-03 1999-03-03 Methode et dispositif de mesure du temps de propagation d'un signal, en particulier d'un signal ultrasonore
PCT/FR2000/000484 WO2000052431A1 (fr) 1999-03-03 2000-02-25 Methode et dispositif de mesure du temps de propagation d'un signal, en particulier d'un signal ultrasonore

Publications (1)

Publication Number Publication Date
DK1157258T3 true DK1157258T3 (da) 2003-12-08

Family

ID=9542802

Family Applications (1)

Application Number Title Priority Date Filing Date
DK00907735T DK1157258T3 (da) 1999-03-03 2000-02-25 Metode og apparat til måling af udbredelsestiden for et signal, især et ultralydssignal

Country Status (12)

Country Link
US (1) US6842716B1 (ru)
EP (1) EP1157258B1 (ru)
JP (1) JP2002538453A (ru)
CN (1) CN1342262A (ru)
AT (1) ATE247276T1 (ru)
AU (1) AU2922000A (ru)
BR (1) BR0008284A (ru)
DE (1) DE60004490T2 (ru)
DK (1) DK1157258T3 (ru)
FR (1) FR2790554B1 (ru)
RU (1) RU2243513C2 (ru)
WO (1) WO2000052431A1 (ru)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7838296B2 (en) * 2002-08-28 2010-11-23 Separation Technology, Inc. Methods and apparatus for ultrasonic determination of red blood cell indices
WO2005119182A1 (ja) * 2004-06-01 2005-12-15 Avance Techne Accent Corp. 流体の流量測定方法及び流量測定装置
CN100390510C (zh) * 2005-05-16 2008-05-28 中国科学院力学研究所 一种超声速流场中有源声波检测方法
CN1987762B (zh) * 2005-12-23 2011-01-12 深圳市朗科科技股份有限公司 用超声波确定手写轨迹的输入方法及装置
JP5568986B2 (ja) * 2007-08-30 2014-08-13 日本電気株式会社 超音波伝播時間測定システム
JPWO2010098346A1 (ja) * 2009-02-25 2012-09-06 日本電気株式会社 超音波伝播時間測定システム
RU2410647C1 (ru) * 2009-06-01 2011-01-27 Общество С Ограниченной Ответственностью "Научно-Производственное Предприятие "Уралтехнология" Способ измерения расхода жидких сред и ультразвуковой расходомер (варианты)
WO2011043362A1 (ja) * 2009-10-07 2011-04-14 日本電気株式会社 超音波送信装置、超音波伝播時間測定システムおよび超音波伝播時間測定方法
CN101813515B (zh) * 2010-04-30 2012-06-27 重庆理工大学 一种精密测量超声波传输时间的方法及装置
EP3115755B1 (en) * 2015-07-06 2022-02-16 ABB Schweiz AG System and method for measuring a speed of sound in a liquid or gaseous medium
JP7012497B2 (ja) * 2017-10-04 2022-01-28 上田日本無線株式会社 伝搬時間測定装置、気体濃度測定装置および伝搬時間測定プログラム
JP7026820B2 (ja) 2019-11-15 2022-02-28 シェンチェン グディックス テクノロジー カンパニー，リミテッド 流速検出回路および関連するチップ及び流速計
CN110987099B (zh) * 2019-11-15 2021-08-10 深圳市汇顶科技股份有限公司 流速侦测电路以及相关芯片以及流量计

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD290947A5 (de) * 1989-12-27 1991-06-13 Brennstoffinstitut Freiberg,De Schaltungsanordnung zur bestimmung des einsatzpunktes eines ultraschall-empfangssignales
DK0452531T3 (da) * 1990-04-20 1995-06-19 Siemens Ag Fremgangsmåde til løbstidsmåling af et elektrisk signal
US5777238A (en) * 1996-06-12 1998-07-07 Welch Allyn, Inc. Driver-receiver apparatus for use with ultrasonic flowmeters
FR2750495B1 (fr) * 1996-07-01 1998-08-21 Schlumberger Ind Sa Procede et dispositif de mesure d'un debit de fluide en ecoulement
FR2787880B1 (fr) * 1998-12-29 2001-03-02 Schlumberger Ind Sa Dispositif et procede de mesure ultrasonore de debit de fluide comportant un convertisseur analogique numerique sigma-delta passe bande

Also Published As

Publication number Publication date
JP2002538453A (ja) 2002-11-12
AU2922000A (en) 2000-09-21
FR2790554A1 (fr) 2000-09-08
EP1157258A1 (fr) 2001-11-28
WO2000052431A1 (fr) 2000-09-08
US6842716B1 (en) 2005-01-11
FR2790554B1 (fr) 2001-06-29
DE60004490D1 (de) 2003-09-18
RU2243513C2 (ru) 2004-12-27
DE60004490T2 (de) 2004-04-08
CN1342262A (zh) 2002-03-27
ATE247276T1 (de) 2003-08-15
EP1157258B1 (fr) 2003-08-13
BR0008284A (pt) 2002-01-15

Similar Documents

Publication Publication Date Title
DK1157258T3 (da) Metode og apparat til måling af udbredelsestiden for et signal, især et ultralydssignal
US5955669A (en) Method and apparatus for acoustic wave measurement
JPS6156450B2 (ru)
RU2001126568A (ru) Способ и устройство для измерения времени распространения сигнала, в частности, ультразвукового сигнала
JPH08105871A (ja) 音響電気効果型超音波送受信装置及び超音波送受信方法
SU808866A1 (ru) Измеритель скорости звука
JPH0915011A (ja) 超音波送受信装置
JP2011030755A (ja) 非接触式超音波眼圧計
JPH03167418A (ja) クラッド厚さ測定装置
JPS6242015A (ja) 超音波流量計の温度補正方法
RU2121659C1 (ru) Способ ультразвукового контроля толщины изделий
SU1619163A1 (ru) Способ ультразвукового контрол изделий
SU1188641A1 (ru) Способ измерени скорости распространени акустических волн в диэлектриках и устройство его реализующее
SU449326A1 (ru) Ультразвуковой импульсный измеритель дальности
RU1812446C (ru) Способ измерени приращени скорости ультразвуковых волн
SU590659A1 (ru) Способ ультразвукового контрол качества стыковых сварных швов
SU1668936A1 (ru) Устройство дл ультразвукового контрол материалов
RU2530450C1 (ru) Способ измерения толщины изделия с помощью ультразвуковых импульсов
JP2849417B2 (ja) 超音波検知器
SU573071A1 (ru) Устройство дл ультразвукового контрол качества материалов
SU1130739A1 (ru) Акустический измеритель длины прот женных изделий
SU451031A1 (ru) Ультразвуковой измеритель дальности
RU2359222C2 (ru) Способ измерения линейных перемещений и устройство для его реализации
RU2365912C1 (ru) Ультразвуковое устройство для контроля качества материалов
SU1377622A1 (ru) Способ определени температуры