DE19882239T1 - Wirbel-Durchflußmesser mit Signalverarbeitung - Google Patents

Wirbel-Durchflußmesser mit Signalverarbeitung

Info

Publication number
DE19882239T1
DE19882239T1 DE19882239T DE19882239T DE19882239T1 DE 19882239 T1 DE19882239 T1 DE 19882239T1 DE 19882239 T DE19882239 T DE 19882239T DE 19882239 T DE19882239 T DE 19882239T DE 19882239 T1 DE19882239 T1 DE 19882239T1
Authority
DE
Germany
Prior art keywords
signal processing
flow meter
vortex flow
vortex
meter
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.)
Granted
Application number
DE19882239T
Other languages
English (en)
Other versions
DE19882239B3 (de
Inventor
Lowell A Kleven
Robert C Hedtke
David Wiklund
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.)
Micro Motion 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 DE19882239T1 publication Critical patent/DE19882239T1/de
Application granted granted Critical
Publication of DE19882239B3 publication Critical patent/DE19882239B3/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01F15/02—Compensating or correcting for variations in pressure, density or temperature
    • G01F15/022—Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G01F15/024—Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
    • 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
    • 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
DE19882239.1T 1997-03-27 1998-03-26 Wirbel-Durchflußmesser mit Signalverarbeitung Expired - Lifetime DE19882239B3 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US08/826,167 1997-03-27
US08/826,167 US6170338B1 (en) 1997-03-27 1997-03-27 Vortex flowmeter with signal processing
PCT/US1998/006008 WO1998043051A2 (en) 1997-03-27 1998-03-26 Vortex flowmeter with signal processing

Publications (2)

Publication Number Publication Date
DE19882239T1 true DE19882239T1 (de) 2000-03-23
DE19882239B3 DE19882239B3 (de) 2015-03-12

Family

ID=25245879

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19882239.1T Expired - Lifetime DE19882239B3 (de) 1997-03-27 1998-03-26 Wirbel-Durchflußmesser mit Signalverarbeitung

Country Status (6)

Country Link
US (5) US6170338B1 (de)
JP (1) JP4472790B2 (de)
CN (1) CN1136437C (de)
DE (1) DE19882239B3 (de)
GB (1) GB2337331B (de)
WO (1) WO1998043051A2 (de)

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DE102012112976A1 (de) * 2012-12-21 2014-06-26 Endress + Hauser Flowtec Ag Verfahren und Wirbelströmungsmessgerät zur Bestimmung des Massenstromverhältnisses einer mehrphasigen Strömung
EP1423663B1 (de) * 2001-09-04 2018-11-28 Endress + Hauser Flowtec AG Korrosionsbeständiger wirbelströmungsaufnehmer

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EP1423663B1 (de) * 2001-09-04 2018-11-28 Endress + Hauser Flowtec AG Korrosionsbeständiger wirbelströmungsaufnehmer
DE102012112976A1 (de) * 2012-12-21 2014-06-26 Endress + Hauser Flowtec Ag Verfahren und Wirbelströmungsmessgerät zur Bestimmung des Massenstromverhältnisses einer mehrphasigen Strömung

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GB2337331A8 (en) 2000-01-11
JP2001519910A (ja) 2001-10-23
GB2337331B (en) 2001-08-15
US6658945B1 (en) 2003-12-09
GB2337331A (en) 1999-11-17
US6170338B1 (en) 2001-01-09
US6651512B1 (en) 2003-11-25
CN1136437C (zh) 2004-01-28
DE19882239B3 (de) 2015-03-12
WO1998043051A3 (en) 1998-12-03
CN1251652A (zh) 2000-04-26
JP4472790B2 (ja) 2010-06-02
US6412353B1 (en) 2002-07-02
US6484590B1 (en) 2002-11-26
WO1998043051A2 (en) 1998-10-01

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