ES2021314B3 - Procedimiento de diferencia de fases de ultrasonidos, para la medicion de velocidades de caudal alta - Google Patents

Procedimiento de diferencia de fases de ultrasonidos, para la medicion de velocidades de caudal alta

Info

Publication number
ES2021314B3
ES2021314B3 ES87112837T ES87112837T ES2021314B3 ES 2021314 B3 ES2021314 B3 ES 2021314B3 ES 87112837 T ES87112837 T ES 87112837T ES 87112837 T ES87112837 T ES 87112837T ES 2021314 B3 ES2021314 B3 ES 2021314B3
Authority
ES
Spain
Prior art keywords
phase difference
high flow
measuring high
flow speeds
ultrasonic phase
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES87112837T
Other languages
English (en)
Inventor
Valentin Magori
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Siemens Corp
Original Assignee
Siemens AG
Siemens Corp
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 Siemens AG, Siemens Corp filed Critical Siemens AG
Application granted granted Critical
Publication of ES2021314B3 publication Critical patent/ES2021314B3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
ES87112837T 1986-09-30 1987-09-02 Procedimiento de diferencia de fases de ultrasonidos, para la medicion de velocidades de caudal alta Expired - Lifetime ES2021314B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3633187 1986-09-30

Publications (1)

Publication Number Publication Date
ES2021314B3 true ES2021314B3 (es) 1991-11-01

Family

ID=6310667

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87112837T Expired - Lifetime ES2021314B3 (es) 1986-09-30 1987-09-02 Procedimiento de diferencia de fases de ultrasonidos, para la medicion de velocidades de caudal alta

Country Status (5)

Country Link
US (1) US4922750A (es)
EP (1) EP0262441B1 (es)
JP (1) JPS6390721A (es)
DE (1) DE3768897D1 (es)
ES (1) ES2021314B3 (es)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ243294A (en) * 1991-06-25 1995-04-27 Commw Scient Ind Res Org Time of flight of acoustic wave packets through fluid: reduction of higher order acoustic mode effects
DE4237907A1 (de) * 1992-11-10 1994-05-19 Siemens Ag Massendurchflußmesser
DE4302368C1 (de) * 1993-01-28 1994-07-21 Spanner Pollux Gmbh Verfahren und Vorrichtung zur Ultraschall-Messung der Strömungsgeschwindigkeit von Fluiden
GB2274713B (en) * 1993-01-29 1997-07-02 Schlumberger Ltd Flow meter
DE4498938C2 (de) * 1993-11-18 2000-05-18 Unisia Jecs Corp Vorrichtung zum Erfassen der Ansaugluftmenge eines Motors
US5583301A (en) * 1994-11-09 1996-12-10 National Environmental Products Ltd., Inc. Ultrasound air velocity detector for HVAC ducts and method therefor
US5650571A (en) * 1995-03-13 1997-07-22 Freud; Paul J. Low power signal processing and measurement apparatus
US5639971A (en) * 1996-10-04 1997-06-17 Dieterich Technology Holding Corp. Method and apparatus for detecting a signal
FR2781565B1 (fr) * 1998-07-24 2000-08-25 Inst Francais Du Petrole Procede et dispositif pour mesurer la vitesse d'ecoulement d'une veine fluide
US6386047B2 (en) * 1998-09-03 2002-05-14 Chang Min Tech Co., Ltd. Ultrasonic flow velocity measuring method using phase difference measurements
US6435037B1 (en) * 2000-01-06 2002-08-20 Data Sciences International, Inc. Multiplexed phase detector
US6595071B1 (en) * 2000-01-06 2003-07-22 Transoma Medical, Inc. Estimation of error angle in ultrasound flow measurement
US6539316B1 (en) 2000-01-06 2003-03-25 Data Sciences International, Inc. Phase detector
US6826965B1 (en) * 2000-10-30 2004-12-07 Panametrics, Inc. Anti-parallel tag flow measurement system
DE102004025243A1 (de) * 2004-05-22 2005-12-08 Robert Bosch Gmbh Bestimmung des Empfangszeitpunkts eines Ultraschallsignals mittels Pulsformerfassung
DE102005059062B4 (de) * 2005-12-08 2009-08-27 Continental Automotive Gmbh Vorrichtung zur Bestimmung eines Massenstroms
CN101757709B (zh) * 2008-12-10 2014-02-26 北京谊安医疗系统股份有限公司 流速采集方法和装置
US7956783B2 (en) * 2009-01-29 2011-06-07 Analog Devices, Inc. Analog-to-digital converter using digital output as dither
US11243558B2 (en) * 2017-06-12 2022-02-08 Renesas Electronics Corporation Ultrasonic flow measurement system including a signal generator exciting the transducers and a phase differentiator
CN112630470A (zh) * 2021-03-05 2021-04-09 山东风途物联网科技有限公司 一种鉴相法超声波风速检测仪

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL207946A (es) * 1955-07-29
IT1004813B (it) * 1974-01-29 1976-07-20 Fiat Spa Dispositivo per la misura della por tata d aria in massa in condotti di alimentazione per motori a combu stione interna
SU879306A2 (ru) * 1978-03-03 1981-11-07 Предприятие П/Я А-3570 Ультразвуковой частотно-импульсный расходомер
JPS56164918A (en) * 1980-05-23 1981-12-18 Fuji Electric Co Ltd Ultrasonic flowmeter
JPS5827018A (ja) * 1981-08-11 1983-02-17 Fuji Electric Co Ltd 超音波流量測定装置
CH657452A5 (de) * 1982-02-26 1986-08-29 Doltron Ag Vorrichtung zur messung der durchflussmenge und verwendung derselben.
GB8430217D0 (en) * 1984-11-30 1985-01-09 Redding R J Electronic gas meter

Also Published As

Publication number Publication date
JPS6390721A (ja) 1988-04-21
EP0262441A1 (de) 1988-04-06
EP0262441B1 (de) 1991-03-27
DE3768897D1 (de) 1991-05-02
US4922750A (en) 1990-05-08

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