ID17866A - Metoda pengukuran waktu perambatan sinyal bunyi di dalam fluida dengan cara titik potong nol sinyal bunyi tersebut - Google Patents

Metoda pengukuran waktu perambatan sinyal bunyi di dalam fluida dengan cara titik potong nol sinyal bunyi tersebut

Info

Publication number
ID17866A
ID17866A IDP971946A ID971946A ID17866A ID 17866 A ID17866 A ID 17866A ID P971946 A IDP971946 A ID P971946A ID 971946 A ID971946 A ID 971946A ID 17866 A ID17866 A ID 17866A
Authority
ID
Indonesia
Prior art keywords
point
bear
noise
fluid
measurement method
Prior art date
Application number
IDP971946A
Other languages
English (en)
Inventor
Robert De Vanssay
Jerome Juillard
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
Publication of ID17866A publication Critical patent/ID17866A/id

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)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IDP971946A 1996-06-07 1997-06-06 Metoda pengukuran waktu perambatan sinyal bunyi di dalam fluida dengan cara titik potong nol sinyal bunyi tersebut ID17866A (id)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9607189A FR2749652B1 (fr) 1996-06-07 1996-06-07 Procede de mesure du temps de propagation d'un signal acoustique dans un fluide par passage a zero dudit signal acoustique

Publications (1)

Publication Number Publication Date
ID17866A true ID17866A (id) 1998-01-29

Family

ID=9492905

Family Applications (1)

Application Number Title Priority Date Filing Date
IDP971946A ID17866A (id) 1996-06-07 1997-06-06 Metoda pengukuran waktu perambatan sinyal bunyi di dalam fluida dengan cara titik potong nol sinyal bunyi tersebut

Country Status (9)

Country Link
US (1) US6226598B1 (id)
EP (1) EP0902883B1 (id)
CN (1) CN1221487A (id)
AU (1) AU3265597A (id)
DE (1) DE69711621T2 (id)
FR (1) FR2749652B1 (id)
ID (1) ID17866A (id)
RU (1) RU2182335C2 (id)
WO (1) WO1997046854A1 (id)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6766276B1 (en) * 1999-12-29 2004-07-20 Actaris S.A.S. Method and device for detecting a dysfunction of an ulatrasonic flowmeter
JP3616324B2 (ja) 2000-11-27 2005-02-02 東京計装株式会社 伝播時間差方式による超音波流量計
DE10254054A1 (de) * 2002-11-19 2004-06-03 Endress + Hauser Flowtec Ag, Reinach Vorrichtung zur Bestimmung und/oder Überwachung des Volumen- und/oder des Massendurchflusses eines Mediums
WO2004048902A1 (ja) * 2002-11-26 2004-06-10 Matsushita Electric Industrial Co., Ltd. 超音波流量計および超音波による流量計測方法
US7020448B2 (en) * 2003-03-07 2006-03-28 Conwise Technology Corporation Ltd. Method for detecting a tone signal through digital signal processing
JP4271979B2 (ja) * 2003-04-21 2009-06-03 帝人株式会社 超音波式ガス濃度流量測定方法および装置
DE10338940B3 (de) * 2003-08-22 2005-02-10 Fresenius Medical Care Deutschland Gmbh Verfahren zum Messen einer Signallaufzeit in Blut und Vorrichtung zur Anwendung des Verfahrens
US6950768B2 (en) * 2003-09-08 2005-09-27 Daniel Industries, Inc. Self-tuning ultrasonic meter
MXPA06009516A (es) * 2004-02-24 2007-03-26 Microdose Technologies Inc Inhalador con sensor de flujo direccional.
US7415638B2 (en) * 2004-11-22 2008-08-19 Qualcomm Incorporated Pre-decode error handling via branch correction
US7917321B2 (en) * 2008-02-25 2011-03-29 Daniel Measurement And Control, Inc. Method and system of determining a pattern of arrival time cycle skip in an acoustic flow meter
EP2182349A1 (en) 2008-10-28 2010-05-05 Axsensor AB Method for determining the starting instant of a periodically oscillating signal response
JP4469008B1 (ja) * 2008-11-18 2010-05-26 株式会社オーバル コリオリ流量計
US8665101B2 (en) * 2009-11-16 2014-03-04 Aquarius Spectrum Ltd. System method and device for leak detection and localization in a pipe network
TWI410611B (zh) * 2009-12-11 2013-10-01 Oval Corp Coriolis flowmeter
LT2786100T (lt) 2011-12-02 2022-12-27 Kamstrup A/S Ultragarsinis srauto matuoklis su skaitmeninių mažesnės skyros srauto matavimų funkcija
DE102013013927A1 (de) * 2013-08-21 2015-02-26 Acam-Messelectronic Gmbh Verfahren und Vorrichtung zum Messen der Fließgeschwindigkeit einer Flüssigkeit mittels Ultraschall
DK201470196A1 (en) * 2013-10-14 2015-04-20 Flonidan As Algorithm for calculating Amplitudes, Phase- or time differences
JP6325884B2 (ja) * 2014-05-09 2018-05-16 パナソニック株式会社 ガス遮断装置
CN108885129B (zh) * 2016-03-31 2021-02-05 丹佛斯有限公司 用于监测超声流量计的方法
CN109387829B (zh) * 2017-08-03 2022-12-06 宏碁股份有限公司 距离检测装置及其距离检测方法
FR3074913B1 (fr) * 2017-12-08 2019-11-22 Sagemcom Energy & Telecom Sas Procede de mesure d'une vitesse d'un fluide
FR3109631B1 (fr) * 2020-04-22 2022-04-15 Sagemcom Energy & Telecom Sas Procédé de mesure ultrasonique avec prise en compte de la quantité de bulles gazeuses
CN111879368B (zh) * 2020-07-23 2022-07-12 北京瑞德联数据科技有限公司 一种流量测量中相移检测方法、装置及设备
CN111964738B (zh) * 2020-08-14 2022-10-11 中国计量大学 一种基于超声回波信号相似度的动态阈值设置方法
CN113124948B (zh) * 2021-05-20 2022-08-30 中国计量大学 一种基于fpga与互相关法的高精度时差测量方法
CN115773793B (zh) * 2022-11-29 2023-07-21 青岛鼎信通讯科技有限公司 一种超声水表信号幅度动态调节方法

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4028938A (en) * 1976-01-26 1977-06-14 Ocean Research Equipment, Inc. Acoustical flow meter
NL7810630A (nl) * 1978-10-25 1980-04-29 Rheometron Ag Inrichting voor het meten van de snelheid van fluidumstromingen.
US4432243A (en) * 1979-02-28 1984-02-21 Ocean Research Equipment, Inc. Flow calculator with velocity curve fitting circuit means
US4308754A (en) * 1979-10-19 1982-01-05 Panametrics, Inc. Ultrasonic flowmeter
US4452090A (en) * 1982-05-17 1984-06-05 Airco, Inc. Ultrasonic flowmeter
JPS59195126A (ja) * 1983-04-21 1984-11-06 Yokogawa Hokushin Electric Corp 超音波流量計
US4787252A (en) * 1987-09-30 1988-11-29 Panametrics, Inc. Differential correlation analyzer
US5012449A (en) * 1989-06-30 1991-04-30 Ferranti O.R.E. Inc. Sonic flow meter
GB2237639B (en) * 1989-10-31 1994-07-06 British Gas Plc Measurement system
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
US5753824A (en) * 1996-06-12 1998-05-19 Welch Allyn, Inc. Sampling method and apparatus for use with ultrasonic flowmeters

Also Published As

Publication number Publication date
DE69711621D1 (de) 2002-05-08
AU3265597A (en) 1998-01-05
EP0902883B1 (fr) 2002-04-03
DE69711621T2 (de) 2002-11-28
FR2749652A1 (fr) 1997-12-12
CN1221487A (zh) 1999-06-30
WO1997046854A1 (fr) 1997-12-11
FR2749652B1 (fr) 1998-08-21
EP0902883A1 (fr) 1999-03-24
RU2182335C2 (ru) 2002-05-10
US6226598B1 (en) 2001-05-01

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