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 capteurInfo
- 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- Withdrawn
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.
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)
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)
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4069708A (en) * | 1975-11-12 | 1978-01-24 | Neptune Eastech, Inc. | Flowmeter plate and sensing apparatus |
-
1978
- 1978-09-21 US US05/944,624 patent/US4181020A/en not_active Expired - Lifetime
-
1979
- 1979-09-21 JP JP12090579A patent/JPS5595823A/ja active Pending
- 1979-09-21 FR FR7923758A patent/FR2436973A1/fr not_active Withdrawn
- 1979-09-21 DE DE19792938334 patent/DE2938334A1/de not_active Withdrawn
Patent Citations (3)
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 |