FR2436973A1 - Debitmetre a induction de vortex incorporant une vanne a fonction de capteur - Google Patents

Debitmetre a induction de vortex incorporant une vanne a fonction de capteur

Info

Publication number
FR2436973A1
FR2436973A1 FR7923758A FR7923758A FR2436973A1 FR 2436973 A1 FR2436973 A1 FR 2436973A1 FR 7923758 A FR7923758 A FR 7923758A FR 7923758 A FR7923758 A FR 7923758A FR 2436973 A1 FR2436973 A1 FR 2436973A1
Authority
FR
France
Prior art keywords
valve
vortex
flow meter
vortex induction
frequency
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.)
Withdrawn
Application number
FR7923758A
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.)
Fischer and Porter Co
Original Assignee
Fischer and Porter 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 Fischer and Porter Co filed Critical Fischer and Porter Co
Publication of FR2436973A1 publication Critical patent/FR2436973A1/fr
Withdrawn legal-status Critical Current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
    • G01F1/325—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)

Abstract

LA PRESENTE INVENTION EST DU DOMAINE DE LA MESURE DU DEBIT DES FLUIDES ET ELLE A POUR OBJET UN DEBITMETRE A INDUCTION DE VORTEX. UN DEBITMETRE SELON L'INVENTION COMPREND UN TUBE D'ECOULEMENT 10, UN CORPS INDUCTEUR 11 PLACE EN AMONT D'UNE VANNE 12 MONTEE PIVOTANTE AUTOUR D'UNE TIGE 13, VANNE DONT LA SECTION TRANSVERSALE A UNE FORME DE LOSANGE; LA TIGE 13 EST SUSPENDUE A DES FILS DE TORSION 17 DE TELLE SORTE QUE LES TRAINS DE VORTEX INDUITS PAR LE CORPS 11 DE CHAQUE COTE DU TUBE INDUISENT SUR LA VANNE DES COUPLES DE TORSION SE TRADUISANT PAR DES MOUVEMENTS MICROSCOPIQUES DE CELLE-CI; UN CAPTEUR A JAUGE DE CONTRAINTE 18 TRADUIT CE MOUVEMENT MICROSCOPIQUE EN UN SIGNAL DE SORTIE DONT LA FREQUENCE EST EGALE A LA FREQUENCE DE PASSAGE DES VORTEX, SOIT ENCORE A LA VITESSE D'ECOULEMENT DES FLUIDES. APPLICATION A LA MESURE DES DEBITS DES GAZ ET DES LIQUIDES.
FR7923758A 1978-09-21 1979-09-21 Debitmetre a induction de vortex incorporant une vanne a fonction de capteur Withdrawn FR2436973A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/944,624 US4181020A (en) 1978-09-21 1978-09-21 Vortex-shedding flowmeter having a sensing vane

Publications (1)

Publication Number Publication Date
FR2436973A1 true FR2436973A1 (fr) 1980-04-18

Family

ID=25481748

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7923758A Withdrawn FR2436973A1 (fr) 1978-09-21 1979-09-21 Debitmetre a induction de vortex incorporant une vanne a fonction de capteur

Country Status (4)

Country Link
US (1) US4181020A (fr)
JP (1) JPS5595823A (fr)
DE (1) DE2938334A1 (fr)
FR (1) FR2436973A1 (fr)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4329880A (en) * 1979-05-10 1982-05-18 Fischer & Porter Co. Vortex-shedding flowmeter with torsional sensor mounted on torque tube
US4339957A (en) * 1980-08-14 1982-07-20 Fischer & Porter Company Vortex-shedding flowmeter with unitary shedder/sensor
US4380935A (en) * 1981-02-20 1983-04-26 The Foxboro Company External sensing vortex flowmeter
US4584883A (en) * 1981-11-10 1986-04-29 Fuji Electric Company, Ltd. Karman vortex flowmeter
JPH0321455Y2 (fr) * 1984-12-05 1991-05-10
FR2587481B1 (fr) * 1985-09-16 1990-03-23 Satam Sa Appareillages Meca Perfectionnement aux appareils mesureurs de debit ou de volumes de fluides
US4727756A (en) * 1986-10-24 1988-03-01 Lew Hyok S Vortex shedding flowmeter with lever action signal amplification
US4884458A (en) * 1986-10-20 1989-12-05 Lew Hyok S High sensitivity vortex shedding flowmeter
US4911019A (en) * 1986-10-30 1990-03-27 Lew Hyok S High sensitivity-high resonance frequency vortex shedding flowmeter
WO1988003260A1 (fr) * 1986-10-24 1988-05-05 Lew Hyok S Debitmetre a tourbillons
US4879909A (en) * 1986-10-24 1989-11-14 Lew Hyok S Vortex shedding flowmeter
US4973062A (en) * 1986-10-30 1990-11-27 Lew Hyok S Vortex flowmeter
US4984471A (en) * 1989-09-08 1991-01-15 Fisher Controls International, Inc. Force transmitting mechanism for a vortex flowmeter
US5220842A (en) * 1990-12-31 1993-06-22 Lew Hyok S Vortex generator-sensor with pivotally balanced mass distribution
US5127273A (en) * 1990-12-31 1992-07-07 Lew Hyok S Vortex generator with torsional vortex sensor
US5101668A (en) * 1990-12-31 1992-04-07 Lew Hyok S Torsional vortex sensor
US5247838A (en) * 1991-12-19 1993-09-28 Badger Meter, Inc. Double wing vortex flowmeter
US5347873A (en) * 1993-04-09 1994-09-20 Badger Meter, Inc. Double wing vortex flowmeter with strouhal number corrector
US5755567A (en) * 1996-02-21 1998-05-26 The Babcock & Wilcox Company Low vortex spin vanes for burners and overfire air ports
US5869772A (en) * 1996-11-27 1999-02-09 Storer; William James A. Vortex flowmeter including cantilevered vortex and vibration sensing beams
US7024945B2 (en) * 2002-02-22 2006-04-11 Compumedics Limited Flow sensing apparatus
US6822220B2 (en) * 2002-06-20 2004-11-23 Hewlett-Packard Development Company, L.P. Optical pattern for an optical encoder
DE102004033007B3 (de) * 2004-07-08 2005-11-17 Claus Friedrich Vorrichtung zur Durchsatzmessung eines Massenstromes
EP2583066A4 (fr) * 2010-06-21 2015-06-10 Kytola Instr Oy Capteur d'écoulement
JP5773171B2 (ja) * 2010-08-25 2015-09-02 国立大学法人北海道大学 Ｍｒｅ用の加振装置、加振システム、および加振方法
IT1403422B1 (it) * 2010-12-23 2013-10-17 Sidel Spa Con Socio Unico Sistema e metodo di riempimento di un contenitore con un prodotto versabile
DE102011119981B4 (de) 2011-12-02 2014-02-27 Krohne Messtechnik Gmbh Vortex-Durchflussmessgerät
DE102012015887B4 (de) 2012-08-13 2014-10-02 Krohne Messtechnik Gmbh Vortex-Durchflussmessgerät
US9250108B2 (en) 2013-09-27 2016-02-02 Rosemount Inc. Differential pressure based flow measurement device having improved pitot tube configuration

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB823684A (en) * 1954-07-20 1959-11-18 William George Bird Improvements in or relating to apparatus for the measurement and integration of fluid-velocities
US3116639A (en) * 1960-03-28 1964-01-07 Savage & Parsons Ltd Apparatus for the measurement and integration of fluid-velocities
US3756078A (en) * 1970-06-29 1973-09-04 Yokogawa Electric Works Ltd Current meter or flow meter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4069708A (en) * 1975-11-12 1978-01-24 Neptune Eastech, Inc. Flowmeter plate and sensing apparatus

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB823684A (en) * 1954-07-20 1959-11-18 William George Bird Improvements in or relating to apparatus for the measurement and integration of fluid-velocities
US3116639A (en) * 1960-03-28 1964-01-07 Savage & Parsons Ltd Apparatus for the measurement and integration of fluid-velocities
US3756078A (en) * 1970-06-29 1973-09-04 Yokogawa Electric Works Ltd Current meter or flow meter

Also Published As

Publication number Publication date
JPS5595823A (en) 1980-07-21
DE2938334A1 (de) 1980-04-10
US4181020A (en) 1980-01-01

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Legal Events

Date Code Title Description
ST Notification of lapse