IT8667982A0 - Dispositivo ultrasonico di misurazione della portata di fluido in un condotto - Google Patents

Dispositivo ultrasonico di misurazione della portata di fluido in un condotto

Info

Publication number
IT8667982A0
IT8667982A0 IT8667982A IT6798286A IT8667982A0 IT 8667982 A0 IT8667982 A0 IT 8667982A0 IT 8667982 A IT8667982 A IT 8667982A IT 6798286 A IT6798286 A IT 6798286A IT 8667982 A0 IT8667982 A0 IT 8667982A0
Authority
IT
Italy
Prior art keywords
duct
measuring
flow rate
fluid flow
ultrasonic device
Prior art date
Application number
IT8667982A
Other languages
English (en)
Other versions
IT1196886B (it
Inventor
Roberto De Concini
Massimo Brighi
Original Assignee
Weber Srl
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 Weber Srl filed Critical Weber Srl
Priority to IT67982/86A priority Critical patent/IT1196886B/it
Publication of IT8667982A0 publication Critical patent/IT8667982A0/it
Priority to EP87119121A priority patent/EP0273385B1/en
Priority to ES198787119121T priority patent/ES2031115T3/es
Priority to DE8787119121T priority patent/DE3777985D1/de
Priority to US07/139,184 priority patent/US4860593A/en
Priority to BR8707160A priority patent/BR8707160A/pt
Application granted granted Critical
Publication of IT1196886B publication Critical patent/IT1196886B/it

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
    • G01F1/76—Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/86—Indirect mass flowmeters, e.g. measuring volume flow and density, temperature or pressure
    • 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
    • G01F1/662—Constructional details
    • 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)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
IT67982/86A 1986-12-30 1986-12-30 Dispositivo ultrasonico di misurazione della portata di fluido in un condotto IT1196886B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT67982/86A IT1196886B (it) 1986-12-30 1986-12-30 Dispositivo ultrasonico di misurazione della portata di fluido in un condotto
EP87119121A EP0273385B1 (en) 1986-12-30 1987-12-23 An ultrasonic device for measuring the rate of flow of fluid in a duct
ES198787119121T ES2031115T3 (es) 1986-12-30 1987-12-23 Dispositivo ultrasonico para medir la velocidad de flujo de un fluido en un conducto.
DE8787119121T DE3777985D1 (de) 1986-12-30 1987-12-23 Ultraschallvorrichtung zum messen der durchflussrate einer fluessigkeit in einer leitung.
US07/139,184 US4860593A (en) 1986-12-30 1987-12-29 Ultrasonic device for measuring the rate of flow of fluid in a duct
BR8707160A BR8707160A (pt) 1986-12-30 1987-12-30 Dispositivo ultrassonico de medicao de transporte de fluido em conduto

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67982/86A IT1196886B (it) 1986-12-30 1986-12-30 Dispositivo ultrasonico di misurazione della portata di fluido in un condotto

Publications (2)

Publication Number Publication Date
IT8667982A0 true IT8667982A0 (it) 1986-12-30
IT1196886B IT1196886B (it) 1988-11-25

Family

ID=11306927

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67982/86A IT1196886B (it) 1986-12-30 1986-12-30 Dispositivo ultrasonico di misurazione della portata di fluido in un condotto

Country Status (6)

Country Link
US (1) US4860593A (it)
EP (1) EP0273385B1 (it)
BR (1) BR8707160A (it)
DE (1) DE3777985D1 (it)
ES (1) ES2031115T3 (it)
IT (1) IT1196886B (it)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5437194A (en) * 1991-03-18 1995-08-01 Panametrics, Inc. Ultrasonic transducer system with temporal crosstalk isolation
DE4118809C2 (de) * 1991-06-07 1994-12-22 Wagner Louise Vorrichtung zur Messung kleiner Flüssigkeits- und Partikelströme
EP0517140B1 (de) * 1991-06-07 1996-03-20 Wagner, Louise Vorrichtung zur Messung kleiner Flüssigkeits- und Partikelströme
DK56593A (da) * 1992-08-25 1994-02-26 Kamstrup Metro As Strømningsmåler
US5502652A (en) * 1994-08-24 1996-03-26 Hoggatt; Austin C. Method and apparatus for measuring heat transfer in small diameter pipes using acoustic signals
KR0170815B1 (ko) * 1996-05-27 1999-05-01 남상용 초음파 다회선 유량계
US5918281A (en) * 1996-05-28 1999-06-29 Nabulsi; Haz Personal speedometer
JP3175632B2 (ja) * 1997-04-18 2001-06-11 松下電器産業株式会社 シーンチェンジ検出方法およびシーンチェンジ検出装置
FR2781047B1 (fr) * 1998-07-10 2000-09-01 Faure Herman Debitmetre a ultrasons multicorde
US6386047B2 (en) * 1998-09-03 2002-05-14 Chang Min Tech Co., Ltd. Ultrasonic flow velocity measuring method using phase difference measurements
DE10062875B4 (de) * 2000-12-16 2007-02-08 Hydrometer Gmbh Durchflussmesser
DE10248593A1 (de) * 2002-10-17 2004-04-29 Endress + Hauser Flowtec Ag, Reinach Durchflußmeßgerät
JP4952164B2 (ja) * 2006-09-20 2012-06-13 株式会社デンソー 流量計測素子、質量流量計
CN101441107B (zh) * 2007-11-23 2010-07-21 上海工程技术大学 一种在超声波非接触物体振动测量中数据分析处理方法
HUP0700785A2 (en) * 2007-12-05 2009-06-29 Thormed Kft Method and apparatus for determining the flow parameters of a streaming medium
CN101347752A (zh) * 2008-07-28 2009-01-21 王洪福 搅拌剥皮机和搅拌着水机
DE102008055031A1 (de) * 2008-12-19 2010-09-09 Endress + Hauser Flowtec Ag Messsystem mit mindestens einem Ultraschallsender und mindestens zwei Ultraschallempfängern
JP5793644B2 (ja) * 2010-11-11 2015-10-14 パナソニックＩｐマネジメント株式会社 超音波式流量計測装置
CN104197996B (zh) * 2014-09-28 2016-08-24 中石化胜利石油工程有限公司钻井工艺研究院 一种串联式双压钻井液密度和质量流量检测系统
CN104405316B (zh) * 2014-09-28 2017-01-25 中石化胜利石油工程有限公司钻井工艺研究院 一种双压钻井液密度和质量流量的检测系统及检测方法
US10281307B2 (en) * 2016-06-10 2019-05-07 Virginia Tech Intellectual Properties, Inc. System and method of non-intrusive anemometry
FI129728B (fi) * 2016-06-27 2022-08-15 Flaekt Woods Ab Laitteisto ja menetelmä ilmanvirtauksen mittaukseen
FI127848B (fi) * 2016-12-22 2019-04-15 Flaekt Woods Ab Laitteisto ja menetelmä ilmanvirtauksen mittaukseen kanavassa
FI20166014L (fi) * 2016-12-22 2018-06-23 Flaekt Woods Ab Laitteisto ja menetelmä ilmanvirtauksen mittaukseen
GB201804449D0 (en) 2018-03-20 2018-05-02 Univ Warwick Fluid flow speed method and apparatus
GB201820713D0 (en) * 2018-12-19 2019-01-30 Agco Int Gmbh Grain cleaning system and method of controlling such
WO2022027091A1 (en) * 2020-08-03 2022-02-10 Uscom Limited Ultrasonic gas flow calibration device

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2826912A (en) * 1948-12-27 1958-03-18 Kritz Jack Acoustic velocity measuring system
US2746291A (en) * 1950-09-08 1956-05-22 Robert C Swengel Fluid velocity measuring system
JPS5125750B1 (it) * 1966-11-01 1976-08-02
US3548653A (en) * 1969-03-24 1970-12-22 United Control Corp Direction and velocity determining apparatus
US3727458A (en) * 1969-12-12 1973-04-17 British Coal Utilisation Res A Measurement of rates of flow of gases
DE2441826A1 (de) * 1974-08-31 1976-03-18 Bosch Gmbh Robert Verfahren und vorrichtung zum betrieb einer brennkraftmaschine
DE3113522A1 (de) * 1981-03-31 1982-11-04 Siemens AG, 1000 Berlin und 8000 München Waermemengen-messeinrichtung
US4527432A (en) * 1983-11-07 1985-07-09 General Motors Corporation Dual frequency acoustic fluid flow method and apparatus
US4527433A (en) * 1983-10-25 1985-07-09 General Motors Corporation Method and apparatus for measuring fluid flow

Also Published As

Publication number Publication date
US4860593A (en) 1989-08-29
DE3777985D1 (de) 1992-05-07
EP0273385A3 (en) 1989-08-30
ES2031115T3 (es) 1992-12-01
IT1196886B (it) 1988-11-25
EP0273385A2 (en) 1988-07-06
BR8707160A (pt) 1988-08-16
EP0273385B1 (en) 1992-04-01

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19931214