DE69229799D1 - Flüssigkeitsmassendurchflussmesser - Google Patents

Flüssigkeitsmassendurchflussmesser

Info

Publication number
DE69229799D1
DE69229799D1 DE69229799T DE69229799T DE69229799D1 DE 69229799 D1 DE69229799 D1 DE 69229799D1 DE 69229799 T DE69229799 T DE 69229799T DE 69229799 T DE69229799 T DE 69229799T DE 69229799 D1 DE69229799 D1 DE 69229799D1
Authority
DE
Germany
Prior art keywords
fluid flow
flow meter
meter
fluid
flow
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 - Lifetime
Application number
DE69229799T
Other languages
English (en)
Other versions
DE69229799T2 (de
Inventor
Christopher John Gimson
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.)
Endress and Hauser Ltd
Original Assignee
Endress and Hauser Ltd
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 Endress and Hauser Ltd filed Critical Endress and Hauser Ltd
Publication of DE69229799D1 publication Critical patent/DE69229799D1/de
Application granted granted Critical
Publication of DE69229799T2 publication Critical patent/DE69229799T2/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
    • 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
    • G01F1/6965—Circuits therefor, e.g. constant-current flow meters comprising means to store calibration data for flow signal calculation or correction
    • 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
    • G01F1/684—Structural arrangements; Mounting of elements, e.g. in relation to fluid flow
    • 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
    • G01F15/04—Compensating or correcting for variations in pressure, density or temperature of gases to be measured
    • G01F15/043—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means
    • G01F15/046—Compensating or correcting for variations in pressure, density or temperature of gases to be measured using electrical means involving digital counting

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Details Of Flowmeters (AREA)
  • Measuring Volume Flow (AREA)
DE69229799T 1992-01-28 1992-11-03 Flüssigkeitsmassendurchflussmesser Expired - Lifetime DE69229799T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9201753A GB2263776B (en) 1992-01-28 1992-01-28 Fluid mass flowmeter
PCT/GB1992/002025 WO1993015381A1 (en) 1992-01-28 1992-11-03 Fluid mass flowmeter

Publications (2)

Publication Number Publication Date
DE69229799D1 true DE69229799D1 (de) 1999-09-16
DE69229799T2 DE69229799T2 (de) 2000-04-20

Family

ID=10709353

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69229799T Expired - Lifetime DE69229799T2 (de) 1992-01-28 1992-11-03 Flüssigkeitsmassendurchflussmesser

Country Status (6)

Country Link
US (1) US5576487A (de)
EP (1) EP0624242B1 (de)
AU (1) AU2884392A (de)
DE (1) DE69229799T2 (de)
GB (2) GB2263776B (de)
WO (1) WO1993015381A1 (de)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5929333A (en) * 1994-01-18 1999-07-27 Cambridge Accusense, Inc. Flow rate and direction measurement system
DE19542379A1 (de) * 1995-11-14 1997-05-15 Messerschmid Ernst Prof Dr Verfahren und Vorrichtung zur simultanen Messung des Gesamtvolumenstroms und von Gaspartialdrücken
US5931140A (en) * 1997-05-22 1999-08-03 General Motors Corporation Internal combustion engine thermal state model
EP1281938B1 (de) * 1998-12-11 2012-05-30 Endress + Hauser Flowtec AG Coriolis massedurchfluss-/dichtemesser
DE19913968B4 (de) * 1999-03-18 2004-02-12 Fafnir Gmbh Thermischer Durchflußsensor und Verfahren zum Bestimmen des Durchflusses eines Fluids
US6119710A (en) * 1999-05-26 2000-09-19 Cyber Instrument Technologies Llc Method for wide range gas flow system with real time flow measurement and correction
US6152177A (en) * 1999-10-13 2000-11-28 Systec Inc. Method and apparatus for auto-zeroing a flow sensor
US6681625B1 (en) * 2000-01-19 2004-01-27 Lockheed Martin Corporation Constant-temperature-difference bidirectional flow sensor
US6450024B1 (en) 2001-03-07 2002-09-17 Delta M Corporation Flow sensing device
WO2003100391A1 (en) * 2002-05-24 2003-12-04 Mykrolis Corporation System and method for mass flow detection device calibration
GB2401183B (en) * 2003-04-29 2006-10-18 Terence Mcburney Probe
US7201033B2 (en) * 2003-08-14 2007-04-10 Fluid Components International Llc Flowmeter in-situ calibration verification system
US7055366B2 (en) * 2004-05-21 2006-06-06 Upchurch Scientific, Inc. Flow sensor calibration methods and apparatus
DE102005057688A1 (de) * 2005-12-01 2007-06-14 Endress + Hauser Flowtec Ag Vorrichtung zur Bestimmung und/oder Überwachung des Massedurchflusses eines gasförmigen Mediums
FR2908825B1 (fr) * 2006-11-17 2009-01-30 Renault Sas Estimation d'une temperature de gaz d'echappement en sortie d'un circuit egr d'un moteur a combustion
DE102006057208A1 (de) 2006-12-01 2008-06-05 Endress + Hauser Flowtec Ag Vorrichtung zur Bestimmung und/oder Überwachung des Massedurchflusses
DE102007010912A1 (de) * 2007-03-05 2008-09-11 Endress + Hauser Flowtec Ag Vorrichtung zur Bestimmung und/oder Überwachung des Massedurchflusses eines gasförmigen Mediums
AU2009243093B2 (en) * 2008-04-30 2014-06-26 Emerson Automation Solutions Measurement Systems & Services Llc Apparatus and method for proving at low temperatures
DE102012106657A1 (de) 2012-04-23 2013-10-24 Endress + Hauser Flowtec Ag Verfahren zum thermischen Bestimmen eines Massedurchflusses eines gasförmigen Mediums und thermischer Massedurchflussmesser
DE102013006397B4 (de) 2012-05-22 2023-06-29 Abb Schweiz Ag Thermischer Durchflussmesser und Verfahren zum Betrieb desselben
DE102013105993A1 (de) * 2012-12-14 2014-07-03 Endress + Hauser Flowtec Ag Thermische Durchflussmessvorrichtung und Verfahren zur Korrektur eines Durchflusses eines Mediums
DE102013113253A1 (de) * 2013-11-29 2015-06-03 Endress + Hauser Flowtec Ag Thermisches Durchflussmessgerät und Verfahren zum Betreiben eines thermischen Durchflussmessgerätes
DE102015115762B4 (de) * 2015-09-18 2022-08-04 Endress + Hauser Flowtec Ag Verfahren zur Ermittlung eines Durchflusses und thermisches Durchflussmessgerät
CN112380653B (zh) * 2020-11-17 2023-04-18 潍柴动力股份有限公司 换热器性能数据确定方法、装置、设备及存储介质
CN113901591B (zh) * 2021-12-08 2022-03-01 中国空气动力研究与发展中心低速空气动力研究所 热线单元干功率计算方法及液态水含量计算方法
EP4257934A1 (de) * 2022-04-08 2023-10-11 Sensirion AG Verfahren und vorrichtung zur bestimmung einer durchflussmenge

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7902313A (nl) * 1979-03-23 1980-09-25 Kema Nv Warmtehoeveelheidsmeter.
US4335605A (en) * 1980-05-14 1982-06-22 Thermal Instrument Company Mass flow meter
EP0070801A1 (de) * 1981-07-13 1983-01-26 Battelle Memorial Institute Verfahren und Vorrichtung zur Bestimmung mindestens eines momentanen Parameters eines Fluids, der mit einem Wärmeaustausch einer in das Fluid eintauchenden Sonde korreliert ist
US4961348A (en) * 1988-12-16 1990-10-09 Ulrich Bonne Flowmeter fluid composition correction
US4885938A (en) * 1988-12-16 1989-12-12 Honeywell Inc. Flowmeter fluid composition correction
US5177696A (en) * 1989-12-28 1993-01-05 Honeywell Inc. Method of determination of gas properties at reference conditions
US5237523A (en) * 1990-07-25 1993-08-17 Honeywell Inc. Flowmeter fluid composition and temperature correction

Also Published As

Publication number Publication date
AU2884392A (en) 1993-09-01
US5576487A (en) 1996-11-19
GB2263776A (en) 1993-08-04
GB9201753D0 (en) 1992-03-11
GB2263776B (en) 1995-05-17
DE69229799T2 (de) 2000-04-20
EP0624242A1 (de) 1994-11-17
WO1993015381A1 (en) 1993-08-05
GB9414907D0 (en) 1994-09-28
EP0624242B1 (de) 1999-08-11

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