PT1177414E - Aperfeicoamentos para os debitometros de massa do tipo de fio de resistencia - Google Patents

Aperfeicoamentos para os debitometros de massa do tipo de fio de resistencia

Info

Publication number
PT1177414E
PT1177414E PT00925423T PT00925423T PT1177414E PT 1177414 E PT1177414 E PT 1177414E PT 00925423 T PT00925423 T PT 00925423T PT 00925423 T PT00925423 T PT 00925423T PT 1177414 E PT1177414 E PT 1177414E
Authority
PT
Portugal
Prior art keywords
debitometers
performances
resistance wire
wire
wire mass
Prior art date
Application number
PT00925423T
Other languages
English (en)
Inventor
Bernard Marc
Barre Cyril
Original Assignee
Auxitrol 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 Auxitrol Sa filed Critical Auxitrol Sa
Publication of PT1177414E publication Critical patent/PT1177414E/pt

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
    • 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)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Thermistors And Varistors (AREA)
PT00925423T 1999-05-11 2000-05-10 Aperfeicoamentos para os debitometros de massa do tipo de fio de resistencia PT1177414E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9905986A FR2793554B1 (fr) 1999-05-11 1999-05-11 Perfectionnements aux debitmetres massiques du type a fil resistif

Publications (1)

Publication Number Publication Date
PT1177414E true PT1177414E (pt) 2005-06-30

Family

ID=9545452

Family Applications (1)

Application Number Title Priority Date Filing Date
PT00925423T PT1177414E (pt) 1999-05-11 2000-05-10 Aperfeicoamentos para os debitometros de massa do tipo de fio de resistencia

Country Status (10)

Country Link
US (1) US6601448B1 (pt)
EP (1) EP1177414B1 (pt)
JP (1) JP2002544499A (pt)
AT (1) ATE288580T1 (pt)
CA (1) CA2373533A1 (pt)
DE (1) DE60017890T2 (pt)
ES (1) ES2234594T3 (pt)
FR (1) FR2793554B1 (pt)
PT (1) PT1177414E (pt)
WO (1) WO2000068650A1 (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1732837B1 (en) * 2004-03-16 2011-04-27 Otis Elevator Company Electrical signal application strategies for monitoring a condition of an elevator load bearing member
WO2014008337A1 (en) * 2012-07-03 2014-01-09 David Bradin Process for producing renewable jet fuel compositions

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3363463A (en) * 1965-02-15 1968-01-16 California Inst Res Found Means of directionally sensing flow
EP0070801A1 (fr) * 1981-07-13 1983-01-26 Battelle Memorial Institute Procédé pour déterminer au moins un paramètre instantané d'un fluide lié à l'échange thermique d'une sonde immergée dans ce fluide et dispositif pour la mise en oeuvre de ce procédé
US4604895A (en) * 1983-05-02 1986-08-12 Air Sensor Inc. Hot wire anemometer
DE3527868A1 (de) * 1985-08-02 1987-02-12 Schmidt Feintechnik Gmbh Verfahren und messsonde zum sondieren des fuellstandes des massenstromes, der fluidart, der fluidzusammensetzung oder dgl. in einem eine oder mehrere fluids enthaltenden behaelter, leitungen oder dgl.
WO1989001132A1 (en) * 1987-07-27 1989-02-09 Solid State Flowmeters Pty Ltd Heated semiconductor measurement of fluid flow
FR2680872A1 (fr) * 1991-09-02 1993-03-05 Auxitrol Sa Sonde pour la mesure de parametres physiques d'un flux de fluide.

Also Published As

Publication number Publication date
FR2793554B1 (fr) 2001-08-10
DE60017890T2 (de) 2005-12-29
EP1177414A1 (fr) 2002-02-06
EP1177414B1 (fr) 2005-02-02
FR2793554A1 (fr) 2000-11-17
DE60017890D1 (de) 2005-03-10
ES2234594T3 (es) 2005-07-01
WO2000068650A1 (fr) 2000-11-16
CA2373533A1 (fr) 2000-11-16
JP2002544499A (ja) 2002-12-24
ATE288580T1 (de) 2005-02-15
US6601448B1 (en) 2003-08-05

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