IT1063825B - Disposizione atta a determinare la velocita di flusso di liquidi e di gas - Google Patents

Disposizione atta a determinare la velocita di flusso di liquidi e di gas

Info

Publication number
IT1063825B
IT1063825B IT22303/76A IT2230376A IT1063825B IT 1063825 B IT1063825 B IT 1063825B IT 22303/76 A IT22303/76 A IT 22303/76A IT 2230376 A IT2230376 A IT 2230376A IT 1063825 B IT1063825 B IT 1063825B
Authority
IT
Italy
Prior art keywords
provision
determining
speed
liquid
gas flow
Prior art date
Application number
IT22303/76A
Other languages
English (en)
Original Assignee
Itt
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 Itt filed Critical Itt
Application granted granted Critical
Publication of IT1063825B publication Critical patent/IT1063825B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/245—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
    • G01P5/247—Sing-around-systems

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IT22303/76A 1975-04-18 1976-04-14 Disposizione atta a determinare la velocita di flusso di liquidi e di gas IT1063825B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2517117A DE2517117A1 (de) 1975-04-18 1975-04-18 Anordnung zum bestimmen der stroemungsgeschwindigkeit von fluessigkeiten und gasen

Publications (1)

Publication Number Publication Date
IT1063825B true IT1063825B (it) 1985-02-18

Family

ID=5944334

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22303/76A IT1063825B (it) 1975-04-18 1976-04-14 Disposizione atta a determinare la velocita di flusso di liquidi e di gas

Country Status (6)

Country Link
US (1) US4069713A (it)
CA (1) CA1064607A (it)
DE (1) DE2517117A1 (it)
FR (1) FR2308104A1 (it)
IT (1) IT1063825B (it)
NL (1) NL7603610A (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1602185A (en) * 1977-06-03 1981-11-11 Standard Telephones Cables Ltd Measuring fluid flow
FR2414190A1 (fr) * 1978-01-06 1979-08-03 Ultraflux Appareil de mesure du debit d'un gaz par transmission d'impulsions ultrasonores et mesure de la difference des temps de parcours amont et aval
FR2422938A1 (fr) * 1978-04-12 1979-11-09 Ultraflux Debitmetre a ultrasons comportant un dispositif a deux portes analogiques pour la memorisation d'une tension de rampe aux instants de reception des echos amont et aval
DE2828937A1 (de) * 1978-06-30 1980-01-10 Siemens Ag Vorrichtung zum messen von stroemungsgeschwindigkeiten mit hilfe von ultraschallschwingungen
DE2963483D1 (en) * 1978-07-22 1982-09-30 Robert James Redding Fluid flow measuring apparatus
DE2943810C2 (de) * 1979-10-30 1982-12-09 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Meßanordnung für die Geschwindigkeit von strömungsfähigen Medien mittels Laufzeitbestimmung von Schallwellen
DE3016968C2 (de) * 1980-05-02 1982-11-04 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Meßanordnung für die Geschwindigkeit von strömungsfähigen Medien mittels Laufzeitbestimmung von Schallwellen
US4372167A (en) * 1981-01-13 1983-02-08 The Perkin-Elmer Corporation Flowmeter system with improved loop gain
US4372166A (en) * 1981-01-13 1983-02-08 The Perkin-Elmer Corporation Flowmeter system with digital phase shifter and calibration
EP0056137B1 (en) * 1981-01-13 1987-08-26 The Perkin-Elmer Corporation Flowmeter system with ultrasonic energy improvement in equilibration
GB2091876A (en) * 1981-01-23 1982-08-04 Standard Telephones Cables Ltd Measuring fluid flow
US4397193A (en) * 1981-04-07 1983-08-09 Fischer & Porter Company Transducer drive circuit for ultrasonic flowmeter
US4372168A (en) * 1981-06-09 1983-02-08 International Telephone And Telegraph Corporation Flowmeter
DE3219788C2 (de) * 1982-05-25 1985-02-28 Siemens AG, 1000 Berlin und 8000 München Durchflußmengenmeßeinrichtung für Fluide und Durchflußmengenmengenmeßeinrichtung zur Verwendung als Wärmemengenzähler
US4655089A (en) * 1985-06-07 1987-04-07 Smith Meter Inc. Mass flow meter and signal processing system
DE4114650A1 (de) * 1991-05-05 1992-11-12 Krieg Gunther Verfahren und vorrichtung zur messung von volumenstroemen in fluessigkeiten und gasen
JPH08122117A (ja) * 1994-10-19 1996-05-17 Matsushita Electric Ind Co Ltd 流量計測装置
US5817949A (en) * 1996-10-04 1998-10-06 Dieterich Technology Holding Corp. Ultrasonic flow meter and method
DE19704001A1 (de) * 1997-02-04 1998-08-06 Herzog Stephan Windgeschwindigkeitsmessung per Ultraschall
US6151558A (en) * 1998-02-10 2000-11-21 Conant; James R Ultrasonic marine speedometer system
US6993445B2 (en) * 2001-01-16 2006-01-31 Invensys Systems, Inc. Vortex flowmeter
US6832179B2 (en) * 2001-06-26 2004-12-14 Invensys Systems, Inc. Evaluating a vortex flow-meter signal

Family Cites Families (6)

* 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
FR1140922A (fr) * 1955-12-17 1957-08-21 France Etat Perfectionnements apportés aux procédés et appareils pour la mesure de la vitessede propagation des ondes, notamment sonores
US3720105A (en) * 1971-03-24 1973-03-13 Nusonics Acoustic flowmeter
US3894431A (en) * 1972-04-04 1975-07-15 Atomic Energy Authority Uk Apparatus for indicating fluid flow velocity
GB1422791A (en) * 1972-04-04 1976-01-28 Atomic Energy Authority Uk Apparatus for indicating fluid flow velocity
US3818757A (en) * 1972-05-05 1974-06-25 Saratoga Sys Inc Dual path ultrasonic fluid flow metering system and method

Also Published As

Publication number Publication date
FR2308104B1 (it) 1979-06-29
FR2308104A1 (fr) 1976-11-12
CA1064607A (en) 1979-10-16
DE2517117A1 (de) 1976-10-28
US4069713A (en) 1978-01-24
NL7603610A (nl) 1976-10-20

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