GB1589690A - Vortex shedding flowmeter assembly - Google Patents

Vortex shedding flowmeter assembly Download PDF

Info

Publication number
GB1589690A
GB1589690A GB53551/77A GB5355177A GB1589690A GB 1589690 A GB1589690 A GB 1589690A GB 53551/77 A GB53551/77 A GB 53551/77A GB 5355177 A GB5355177 A GB 5355177A GB 1589690 A GB1589690 A GB 1589690A
Authority
GB
United Kingdom
Prior art keywords
flow
bars
flowmeter
bodies
vortices
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB53551/77A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rosemount Inc
Original Assignee
Rosemount Inc
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 Rosemount Inc filed Critical Rosemount Inc
Publication of GB1589690A publication Critical patent/GB1589690A/en
Expired legal-status Critical Current

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)
GB53551/77A 1976-12-29 1977-12-22 Vortex shedding flowmeter assembly Expired GB1589690A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US75535776A 1976-12-29 1976-12-29

Publications (1)

Publication Number Publication Date
GB1589690A true GB1589690A (en) 1981-05-20

Family

ID=25038813

Family Applications (1)

Application Number Title Priority Date Filing Date
GB53551/77A Expired GB1589690A (en) 1976-12-29 1977-12-22 Vortex shedding flowmeter assembly

Country Status (6)

Country Link
JP (1) JPS5384760A (pt)
BR (1) BR7708674A (pt)
CA (1) CA1099952A (pt)
DE (1) DE2757384A1 (pt)
FR (1) FR2376400A1 (pt)
GB (1) GB1589690A (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1096254A2 (en) * 1999-10-28 2001-05-02 Roche Diagnostics Corporation Capillary hematocrit separation structure and method

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5543471A (en) * 1978-09-25 1980-03-27 Nissan Motor Co Ltd Karman vortex flow meter
FR2506933A1 (fr) * 1981-05-26 1982-12-03 Sereg Soc Debitmetre a tourbillon, notamment pour fluides a faible viscosite
US4457181A (en) * 1982-04-05 1984-07-03 The Foxboro Company Narrow profile vortex shedding body
US5214965A (en) * 1991-10-08 1993-06-01 Lew Hyok S Vortex generator-sensor with noise cancelling transducer
CH687420A5 (de) * 1993-11-22 1996-11-29 Fischer Georg Rohrleitung Einrichtung zur Messung der Geschwindigkeit eines Fluides.
DE4441129A1 (de) * 1994-11-21 1996-05-23 Junkalor Gmbh Meßwertgeber für einen Wirbeldurchflußmesser

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE277881C (pt) *
FR646261A (fr) * 1927-05-13 1928-11-09 Appareil pour la mesure des vitesses des fluides
JPS5046155A (pt) * 1973-08-28 1975-04-24
US3972232A (en) * 1974-04-24 1976-08-03 The Foxboro Company Vortex flow meter apparatus
JPS5115467A (en) * 1974-07-29 1976-02-06 Hokushin Electric Works Karumanuzuoryoshita daikokeiryuryokei

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1096254A2 (en) * 1999-10-28 2001-05-02 Roche Diagnostics Corporation Capillary hematocrit separation structure and method
EP1096254A3 (en) * 1999-10-28 2001-06-13 Roche Diagnostics Corporation Capillary hematocrit separation structure and method

Also Published As

Publication number Publication date
JPS5384760A (en) 1978-07-26
BR7708674A (pt) 1978-08-15
FR2376400A1 (fr) 1978-07-28
DE2757384A1 (de) 1978-07-06
CA1099952A (en) 1981-04-28

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee