FR2487973B1 - Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature - Google Patents

Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature

Info

Publication number
FR2487973B1
FR2487973B1 FR8017697A FR8017697A FR2487973B1 FR 2487973 B1 FR2487973 B1 FR 2487973B1 FR 8017697 A FR8017697 A FR 8017697A FR 8017697 A FR8017697 A FR 8017697A FR 2487973 B1 FR2487973 B1 FR 2487973B1
Authority
FR
France
Prior art keywords
variations
fluid
measuring
devices
function
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
FR8017697A
Other languages
English (en)
Other versions
FR2487973A1 (fr
Inventor
Claude Goumain
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.)
Soule SA
Original Assignee
Soule SA
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 Soule SA filed Critical Soule SA
Priority to FR8017697A priority Critical patent/FR2487973B1/fr
Priority to IT48964/81A priority patent/IT1142593B/it
Priority to ES504933A priority patent/ES504933A0/es
Priority to DE19813130405 priority patent/DE3130405A1/de
Publication of FR2487973A1 publication Critical patent/FR2487973A1/fr
Application granted granted Critical
Publication of FR2487973B1 publication Critical patent/FR2487973B1/fr
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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • 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
    • G01F1/68—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 thermal effects
    • 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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • 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
    • G01F1/68—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 thermal effects
    • G01F1/696—Circuits therefor, e.g. constant-current flow meters
    • G01F1/698—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters
    • G01F1/6986—Feedback or rebalancing circuits, e.g. self heated constant temperature flowmeters with pulsed heating, e.g. dynamic methods

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
FR8017697A 1980-08-01 1980-08-01 Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature Expired FR2487973B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8017697A FR2487973B1 (fr) 1980-08-01 1980-08-01 Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature
IT48964/81A IT1142593B (it) 1980-08-01 1981-07-24 Misuratore termico di portata che permette di misurare il flusso di un fluido in funzione delle variazioni della sua temperatura
ES504933A ES504933A0 (es) 1980-08-01 1981-07-27 Procedimiento y dispositivo electronico para la medicion de caudales de fluidos por medios termicos
DE19813130405 DE3130405A1 (de) 1980-08-01 1981-07-31 Thermischer durchflussmesser: verfahren und elektronische vorrichtungen zur messung der stroemung eines fluids in abhaengigkeit von veraenderungen seiner temperatur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8017697A FR2487973B1 (fr) 1980-08-01 1980-08-01 Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature

Publications (2)

Publication Number Publication Date
FR2487973A1 FR2487973A1 (fr) 1982-02-05
FR2487973B1 true FR2487973B1 (fr) 1986-07-25

Family

ID=9245089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8017697A Expired FR2487973B1 (fr) 1980-08-01 1980-08-01 Debitmetre thermique : procede et dispositifs electroniques permettant de mesurer l'ecoulement d'un fluide en fonction des variations de sa temperature

Country Status (4)

Country Link
DE (1) DE3130405A1 (fr)
ES (1) ES504933A0 (fr)
FR (1) FR2487973B1 (fr)
IT (1) IT1142593B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3841637C1 (fr) * 1988-12-10 1990-05-10 Gebr. Schmidt Fabrik Fuer Feinmechanik, 7742 St Georgen, De
AT395483B (de) * 1989-01-13 1993-01-25 Vaillant Gmbh Rein elektrisch beheizter durchlauferhitzer mit vorrichtung zum ermitteln des wasserdurchsatzes
DE3938286C2 (de) * 1989-11-17 1999-11-04 Bosch Gmbh Robert Verfahren und Vorrichtung zur Temperatursteuerung eines den Durchsatz einer strömenden Fluidmasse erfassenden Meßwiderstands
WO1991019170A1 (fr) * 1990-06-04 1991-12-12 Mcpherson's Limited Detecteur de debit et systeme de commande
DE4127675C2 (de) * 1991-08-21 1996-08-14 Elbau Elektronik Bauelemente G Verfahren und Vorrichtung zum Überwachen der Strömung eines Fluids in einer Leitung, insbesondere für Infusionssysteme
US8550702B2 (en) * 2011-10-31 2013-10-08 International Business Machines Corporation Calibrated airflow sensor facilitating monitoring of electronic system cooling

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1341354A (fr) * 1962-12-19 1963-10-25 Rheostatic Co Ltd Procédé et dispositif pour mesurer le débit massique d'un fluide
US3438254A (en) * 1965-10-19 1969-04-15 United Control Corp Fluid flow detector
FR2246846A1 (en) * 1973-10-09 1975-05-02 Thomson Csf Linear flow meter based on thermodynamic laws - measures temp upstream and downstream of heat source in fluid flow

Also Published As

Publication number Publication date
ES8206022A1 (es) 1982-06-16
IT8148964A0 (it) 1981-07-24
DE3130405A1 (de) 1982-06-16
FR2487973A1 (fr) 1982-02-05
IT1142593B (it) 1986-10-08
ES504933A0 (es) 1982-06-16

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Legal Events

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