IT1035097B - Dispositivo fluidico ed appabecchio per musurare il flussoat traverso esso - Google Patents

Dispositivo fluidico ed appabecchio per musurare il flussoat traverso esso

Info

Publication number
IT1035097B
IT1035097B IT7547874A IT4787475A IT1035097B IT 1035097 B IT1035097 B IT 1035097B IT 7547874 A IT7547874 A IT 7547874A IT 4787475 A IT4787475 A IT 4787475A IT 1035097 B IT1035097 B IT 1035097B
Authority
IT
Italy
Prior art keywords
musuring
flow
fluid device
fluid
Prior art date
Application number
IT7547874A
Other languages
English (en)
Italian (it)
Original Assignee
Lucas Electrical Co Ltd
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 Lucas Electrical Co Ltd filed Critical Lucas Electrical Co Ltd
Application granted granted Critical
Publication of IT1035097B publication Critical patent/IT1035097B/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
    • G01F1/66—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
    • 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
    • G01F1/05—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 using mechanical effects
    • G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3282—Means for detecting quantities used as proxy variables for swirl for detecting variations in infrasonic, sonic or ultrasonic waves, due to modulation by passing through the swirling fluid
    • 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
    • G01F1/05—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 using mechanical effects
    • G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3287—Means for detecting quantities used as proxy variables for swirl circuits therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
IT7547874A 1974-01-30 1975-01-28 Dispositivo fluidico ed appabecchio per musurare il flussoat traverso esso IT1035097B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4261/74A GB1482561A (en) 1974-01-30 1974-01-30 Device for and a method of monitoring fluid flow

Publications (1)

Publication Number Publication Date
IT1035097B true IT1035097B (it) 1979-10-20

Family

ID=9773782

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7547874A IT1035097B (it) 1974-01-30 1975-01-28 Dispositivo fluidico ed appabecchio per musurare il flussoat traverso esso

Country Status (5)

Country Link
JP (1) JPS50109763A (fr)
DE (1) DE2453765A1 (fr)
FR (1) FR2259354A1 (fr)
GB (1) GB1482561A (fr)
IT (1) IT1035097B (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU537006B2 (en) * 1979-01-11 1984-05-31 J-Tec Associates Inc. Density and flowrate of fluid
US4567776A (en) * 1982-06-30 1986-02-04 Kubota Trane Ltd. Fluid flowmeter of Karman vortex detecting type
IT1311771B1 (it) * 1999-02-24 2002-03-19 Giorgio Bergamini Misuratore perfezionato della portata di gas con gli ultrasuoni basato su specchi parabolici.
DE102006041531B4 (de) 2006-09-05 2008-10-02 Continental Automotive Gmbh Schaltungsanordnung zum bidirektionalen Betrieb von an den Enden einer Messstrecke angeordneten Schallwandlern
CN111351958B (zh) * 2018-12-21 2021-11-02 上海华虹计通智能系统股份有限公司 时延检测方法及装置、流体速度测量方法及系统

Also Published As

Publication number Publication date
JPS50109763A (fr) 1975-08-29
FR2259354A1 (fr) 1975-08-22
GB1482561A (en) 1977-08-10
DE2453765A1 (de) 1975-08-07

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