IT8167961A0 - Dispositivo ultrasonico per la misura della portata di un fluido in un condotto - Google Patents

Dispositivo ultrasonico per la misura della portata di un fluido in un condotto

Info

Publication number
IT8167961A0
IT8167961A0 IT8167961A IT6796181A IT8167961A0 IT 8167961 A0 IT8167961 A0 IT 8167961A0 IT 8167961 A IT8167961 A IT 8167961A IT 6796181 A IT6796181 A IT 6796181A IT 8167961 A0 IT8167961 A0 IT 8167961A0
Authority
IT
Italy
Prior art keywords
duct
fluid
measurement
flow rate
ultrasonic device
Prior art date
Application number
IT8167961A
Other languages
English (en)
Other versions
IT1144295B (it
Inventor
Ermanno Ansaldi
Stefano Fiorentin
Original Assignee
Fiat Ricerche
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 Fiat Ricerche filed Critical Fiat Ricerche
Priority to IT67961/81A priority Critical patent/IT1144295B/it
Publication of IT8167961A0 publication Critical patent/IT8167961A0/it
Priority to FR8211902A priority patent/FR2509460B1/fr
Priority to US06/396,328 priority patent/US4475406A/en
Priority to DE19823225690 priority patent/DE3225690A1/de
Application granted granted Critical
Publication of IT1144295B publication Critical patent/IT1144295B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B2275/00—Other engines, components or details, not provided for in other groups of this subclass
    • F02B2275/14—Direct injection into combustion chamber

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
IT67961/81A 1981-07-10 1981-07-10 Dispositivo ultrasonico per la misura della portata di un fluido in un condotto IT1144295B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT67961/81A IT1144295B (it) 1981-07-10 1981-07-10 Dispositivo ultrasonico per la misura della portata di un fluido in un condotto
FR8211902A FR2509460B1 (fr) 1981-07-10 1982-07-07 Dispositif a ultrasons pour la mesure du debit d'un fluide dans un conduit
US06/396,328 US4475406A (en) 1981-07-10 1982-07-08 Ultrasonic device for the measurement of the delivery of a fluid in a _conduit
DE19823225690 DE3225690A1 (de) 1981-07-10 1982-07-09 Vorrichtung zum messen des durchflusses eines stroemungsmittels durch ein messrohr mittels ultraschallwellen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67961/81A IT1144295B (it) 1981-07-10 1981-07-10 Dispositivo ultrasonico per la misura della portata di un fluido in un condotto

Publications (2)

Publication Number Publication Date
IT8167961A0 true IT8167961A0 (it) 1981-07-10
IT1144295B IT1144295B (it) 1986-10-29

Family

ID=11306741

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67961/81A IT1144295B (it) 1981-07-10 1981-07-10 Dispositivo ultrasonico per la misura della portata di un fluido in un condotto

Country Status (4)

Country Link
US (1) US4475406A (it)
DE (1) DE3225690A1 (it)
FR (1) FR2509460B1 (it)
IT (1) IT1144295B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4523478A (en) * 1983-08-18 1985-06-18 Nusonics, Inc. Sonic flow meter having improved flow straighteners
EP0152132A1 (en) * 1984-01-27 1985-08-21 N.V. Nederlandsche Apparatenfabriek NEDAP An ultrasonic flow meter
US4630482A (en) * 1985-06-17 1986-12-23 John Traina Method and apparatus for ultrasonic measurements of a medium
DE3606684A1 (de) * 1986-02-27 1987-09-03 Siemens Ag Durchflussmessanordnung
US4882934A (en) * 1986-03-12 1989-11-28 Charles B. Leffert Ultrasonic instrument to measure the gas velocity and/or the solids loading in a flowing gas stream
US4726235A (en) * 1986-03-12 1988-02-23 Available Energy, Inc. Ultrasonic instrument to measure the gas velocity and/or the solids loading in a flowing gas stream
FR2687219B1 (fr) * 1992-02-11 1994-04-15 Faure Herman Ets Dispositif tranquilliseur pour le comptage du debit de fluides.
DE4224372C2 (de) * 1992-07-23 1995-02-02 Kromschroeder Ag G Ultraschall-Gaszähler
DE69417543T2 (de) * 1993-01-30 1999-07-15 Kromschroeder Ag G Flüssigkeitsströmungsmesser
US5597962A (en) * 1995-03-31 1997-01-28 Caldon, Inc. Apparatus for determining fluid flow
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
FR2781048B1 (fr) * 1998-07-10 2000-09-15 Faure Herman Mesures croisees des signaux acoustiques d'un debitmetre
KR100276462B1 (ko) * 1998-08-26 2000-12-15 남상용 초음파 유속측정 장치
US6386047B2 (en) * 1998-09-03 2002-05-14 Chang Min Tech Co., Ltd. Ultrasonic flow velocity measuring method using phase difference measurements
GB2347745A (en) * 1999-03-11 2000-09-13 David Kenneth Churches Matrix board fluid flow measuring device
US6604054B2 (en) 2000-02-29 2003-08-05 Gen-Probe, Inc. Method of detecting fluid flow through a conduit
CN1217158C (zh) * 2000-10-10 2005-08-31 松下电器产业株式会社 流量计
DE10109161B4 (de) * 2001-02-24 2005-01-20 Hydrometer Gmbh Durchflußmesser
DE10200736A1 (de) * 2002-01-11 2003-07-24 Bosch Gmbh Robert Verfahren und Vorrichtung zur Ermittlung der in einen Brennraum einer Brennkraftmaschine tatsächlich eingespritzten Kraftstoffmenge
US7804599B2 (en) * 2008-07-24 2010-09-28 MGM Instruments, Inc. Fluid volume verification system
JP2014077679A (ja) * 2012-10-10 2014-05-01 Panasonic Corp 流量計
RU2707124C1 (ru) * 2019-03-11 2019-11-22 федеральное государственное бюджетное образовательное учреждение высшего образования "Санкт-Петербургский государственный морской технический университет" (СПбГМТУ) Способ измерения массового расхода нефтепродуктов в трубопроводе

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1355634A (fr) * 1963-02-02 1964-03-20 Schlumberger Prospection Appareil de mesure de la vitesse d'écoulement des fluides
US3473378A (en) * 1966-01-10 1969-10-21 Mitsubishi Electric Corp Ultrasonic flowmeter system
FR2070438A5 (it) * 1969-12-04 1971-09-10 Alais Pierre
IT1016749B (it) * 1974-08-01 1977-06-20 Fiat Spa Dispositivo ad ultrasuoni per la misura della portata d aria in mas sa in un condotto
US3965730A (en) * 1975-04-28 1976-06-29 Ford Motor Company Vortex shedding device for use in measuring air flow rate into an internal combustion engine
GB1551220A (en) * 1975-11-20 1979-08-22 Standard Telephones Cables Ltd Ultrasonic flowmeter
IT1071241B (it) * 1976-07-09 1985-04-02 Fiat Spa Dispositivo per effettuare..mediante ultrasuoni..la misura della portata d aria in massa nel condotto di aspirazione di motori ad iniezione pilotata dal dispositivo stesso
US4080837A (en) * 1976-12-03 1978-03-28 Continental Oil Company Sonic measurement of flow rate and water content of oil-water streams
DE2934137C2 (de) * 1978-08-25 1985-05-15 Nissan Motor Co., Ltd., Yokohama, Kanagawa Strömungsmeßanordnung zum Messen einer Strömungsmenge in einem rohrförmigen Kanal
JPS609408Y2 (ja) * 1979-07-09 1985-04-03 日産自動車株式会社 内燃機関の吸気装置

Also Published As

Publication number Publication date
US4475406A (en) 1984-10-09
DE3225690C2 (it) 1992-04-09
FR2509460B1 (fr) 1986-09-26
IT1144295B (it) 1986-10-29
FR2509460A1 (fr) 1983-01-14
DE3225690A1 (de) 1983-02-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940728