IT1029823B - Apparecchio per misurare und portata fluida - Google Patents

Apparecchio per misurare und portata fluida

Info

Publication number
IT1029823B
IT1029823B IT48290/75A IT4829075A IT1029823B IT 1029823 B IT1029823 B IT 1029823B IT 48290/75 A IT48290/75 A IT 48290/75A IT 4829075 A IT4829075 A IT 4829075A IT 1029823 B IT1029823 B IT 1029823B
Authority
IT
Italy
Prior art keywords
measuring
fluid flow
fluid
flow
Prior art date
Application number
IT48290/75A
Other languages
English (en)
Original Assignee
Foxboro Co
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 Foxboro Co filed Critical Foxboro Co
Application granted granted Critical
Publication of IT1029823B publication Critical patent/IT1029823B/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
    • G01F1/05—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
    • G01F1/3209—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 using Karman vortices
    • G01F1/3218—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 using Karman vortices bluff body design
    • 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
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
    • G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
IT48290/75A 1974-04-23 1975-02-21 Apparecchio per misurare und portata fluida IT1029823B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46330174A 1974-04-23 1974-04-23

Publications (1)

Publication Number Publication Date
IT1029823B true IT1029823B (it) 1979-03-20

Family

ID=23839633

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48290/75A IT1029823B (it) 1974-04-23 1975-02-21 Apparecchio per misurare und portata fluida

Country Status (6)

Country Link
US (1) US4085614A (it)
JP (1) JPS584763B2 (it)
DE (1) DE2458901C3 (it)
FR (1) FR2269063B1 (it)
GB (1) GB1468128A (it)
IT (1) IT1029823B (it)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4161878A (en) * 1975-03-13 1979-07-24 Neptune Eastech, Inc. Pressure fluctuation flowmeter
JPS52119354A (en) * 1976-03-31 1977-10-06 Yokogawa Hokushin Electric Corp Device for measureing velocity and rate of flow
JPS5479068A (en) * 1977-12-05 1979-06-23 Yokogawa Hokushin Electric Corp Measuring apparatus of velocity and rate of flow
JPS5488161A (en) * 1977-12-26 1979-07-13 Oval Eng Co Ltd Pressure detecting body in eddy flow meter and device of mounting said detecting body
US4169376A (en) * 1978-06-26 1979-10-02 Fischer & Porter Company External sensing system for vortex-type flowmeters
DE2832142C2 (de) * 1978-07-21 1983-02-10 Siemens AG, 1000 Berlin und 8000 München Strömungsmeßeinrichtung nach dem Prinzip der Kármán'schen Wirbelstraße
US4297898A (en) * 1979-02-21 1981-11-03 Fischer & Porter Co. Stabilized vortex-shedding flowmeter
JPS6318891Y2 (it) * 1980-12-26 1988-05-27
GB2098726B (en) * 1981-05-14 1985-05-30 Itt Ind Ltd Differential pressure/displacement sensors
GB2103795B (en) * 1981-06-15 1986-03-19 Fuji Electric Co Ltd Flow metering apparatus
US4559832A (en) * 1981-10-15 1985-12-24 Fisher Controls Company, Inc. Piezoelectric pressure frequency sensor
US4584883A (en) * 1981-11-10 1986-04-29 Fuji Electric Company, Ltd. Karman vortex flowmeter
US4453416A (en) * 1981-12-15 1984-06-12 The Babcock & Wilcox Company Vortex shedding flow measurement
US4464939A (en) * 1982-03-12 1984-08-14 Rosemount Inc. Vortex flowmeter bluff body
US4475405A (en) * 1982-03-12 1984-10-09 Rosemount Inc. Differential pressure vortex sensor
US4457181A (en) * 1982-04-05 1984-07-03 The Foxboro Company Narrow profile vortex shedding body
US4440027A (en) * 1982-05-26 1984-04-03 Ford Motor Company Velocity and mass air flow sensor
US4487076A (en) * 1982-10-25 1984-12-11 Fisher Controls International, Inc. Vortex flow meter
US4520678A (en) * 1983-09-13 1985-06-04 The Foxboro Company Small line-size vortex meter
US4694702A (en) * 1984-09-12 1987-09-22 Tokico Ltd. Vortex shedding flowmeter
US4735094A (en) * 1987-01-28 1988-04-05 Universal Vortex, Inc. Dual bluff body vortex flowmeter
US4829825A (en) * 1987-10-19 1989-05-16 Itt Corporation Multiple diaphragm probe seal
US5003827A (en) * 1989-12-22 1991-04-02 The Foxboro Company Piezoelectric differential pressure vortex sensor
US5447073A (en) * 1994-02-04 1995-09-05 The Foxboro Company Multimeasurement replaceable vortex sensor
US5463904A (en) * 1994-02-04 1995-11-07 The Foxboro Company Multimeasurement vortex sensor for a vortex-generating plate
US6425298B1 (en) 2000-02-17 2002-07-30 Westinghouse Savannah River Company, Llc Apparatus for passive removal of subsurface contaminants and volume flow measurement
US7793554B2 (en) * 2009-02-05 2010-09-14 Masco Corporation Flexible sensor flow and temperature detector
US20110100112A1 (en) * 2009-10-30 2011-05-05 Schlumberger Technology Corporation Piezo-based downhole flow meter
CA2791407A1 (en) 2010-03-23 2011-09-29 Avgi Engineering, Inc. Vortex flow meter
CN113218461A (zh) * 2020-01-21 2021-08-06 星电株式会社 流体传感器
CN112504541B (zh) * 2020-11-25 2022-03-22 江苏惟哲新材料有限公司 一种压电式压力传感器
WO2023195844A1 (en) * 2022-04-07 2023-10-12 Yew Hoo Weng An improved flow meter for determining fluid characteristics

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1215135A (en) * 1914-07-11 1917-02-06 Gen Electric Fluid-flow-indicating mechanism.
US2869366A (en) * 1955-03-21 1959-01-20 Northrop Aircraft Inc Vortex frequency airspeed indicator
US3116639A (en) * 1960-03-28 1964-01-07 Savage & Parsons Ltd Apparatus for the measurement and integration of fluid-velocities
US3370463A (en) * 1964-07-29 1968-02-27 American Standard Inc Mass flow meter
US3564915A (en) * 1967-09-27 1971-02-23 Yokogawa Electric Works Ltd Current meter or flow meter
US3618390A (en) * 1969-10-27 1971-11-09 Rosemount Eng Co Ltd Differential pressure transducer
US3722273A (en) * 1970-01-30 1973-03-27 Yokogawa Electric Works Ltd Flow measuring apparatus
US3600612A (en) * 1970-03-27 1971-08-17 Pitney Bowes Inc Transducer
JPS5113428B1 (it) * 1970-05-09 1976-04-28
US3927566A (en) * 1971-06-17 1975-12-23 Kent Instruments Ltd Flowmeters
GB1401272A (en) * 1971-06-17 1975-07-16 Kent Instruments Ltd Flowmeters
US3796095A (en) * 1971-10-01 1974-03-12 Eastech Bluff body flowmeter utilizing a movable member responsive to vortex shedding
US3867839A (en) * 1973-09-25 1975-02-25 Fischer & Porter Co Vortex-type flowmeter having strain gauge sensor in an elastic suspension

Also Published As

Publication number Publication date
JPS584763B2 (ja) 1983-01-27
US4085614A (en) 1978-04-25
GB1468128A (en) 1977-03-23
JPS50140164A (it) 1975-11-10
DE2458901C3 (de) 1986-07-10
DE2458901A1 (de) 1975-11-06
FR2269063B1 (it) 1982-03-19
FR2269063A1 (it) 1975-11-21
DE2458901B2 (de) 1979-08-23

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