DE69414239D1 - Verbesserungen bei der messung der strömungsgeschwindigkeit von fluiden - Google Patents

Verbesserungen bei der messung der strömungsgeschwindigkeit von fluiden

Info

Publication number
DE69414239D1
DE69414239D1 DE69414239T DE69414239T DE69414239D1 DE 69414239 D1 DE69414239 D1 DE 69414239D1 DE 69414239 T DE69414239 T DE 69414239T DE 69414239 T DE69414239 T DE 69414239T DE 69414239 D1 DE69414239 D1 DE 69414239D1
Authority
DE
Germany
Prior art keywords
pct
energy content
fluid
flow
measuring
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 - Fee Related
Application number
DE69414239T
Other languages
English (en)
Other versions
DE69414239T2 (de
Inventor
Patrick Reynolds
John Keith Bartington
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.)
BTG International Ltd
Original Assignee
British Technology Group 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 British Technology Group Ltd filed Critical British Technology Group Ltd
Publication of DE69414239D1 publication Critical patent/DE69414239D1/de
Application granted granted Critical
Publication of DE69414239T2 publication Critical patent/DE69414239T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/18—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the time taken to traverse a fixed distance
    • 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
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/7044—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter using thermal tracers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F25/00—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume
    • G01F25/10—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters
    • G01F25/13—Testing or calibration of apparatus for measuring volume, volume flow or liquid level or for metering by volume of flowmeters using a reference counter

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Indicating Or Recording The Presence, Absence, Or Direction Of Movement (AREA)
DE69414239T 1993-03-12 1994-03-14 Verbesserungen bei der messung der strömungsgeschwindigkeit von fluiden Expired - Fee Related DE69414239T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB939305088A GB9305088D0 (en) 1993-03-12 1993-03-12 Improvements in and relating to measurement of fluid flow velocity
PCT/GB1994/000499 WO1994020825A1 (en) 1993-03-12 1994-03-14 Improvements in or relating to measurement of fluid flow velocity

Publications (2)

Publication Number Publication Date
DE69414239D1 true DE69414239D1 (de) 1998-12-03
DE69414239T2 DE69414239T2 (de) 1999-03-25

Family

ID=10731937

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69414239T Expired - Fee Related DE69414239T2 (de) 1993-03-12 1994-03-14 Verbesserungen bei der messung der strömungsgeschwindigkeit von fluiden

Country Status (8)

Country Link
US (1) US5719341A (de)
EP (1) EP0688423B1 (de)
AT (1) ATE172788T1 (de)
AU (1) AU6213594A (de)
CA (1) CA2156912A1 (de)
DE (1) DE69414239T2 (de)
GB (1) GB9305088D0 (de)
WO (1) WO1994020825A1 (de)

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DE19647350A1 (de) * 1996-11-15 1998-05-20 Invent Gmbh Verfahren und Vorrichtung zur selbstkompensierenden Messung des Volumendurchflusses von Gasen
US6230570B1 (en) * 1997-08-26 2001-05-15 John Paul Clark Turbulent spot flowmeter
US6223593B1 (en) 1997-12-31 2001-05-01 Honeywell International Inc. Self-oscillating fluid sensor
US6234016B1 (en) * 1997-12-31 2001-05-22 Honeywell International Inc. Time lag approach for measuring fluid velocity
US6169965B1 (en) 1997-12-31 2001-01-02 Honeywell International Inc. Fluid property and flow sensing via a common frequency generator and FFT
TW384392B (en) * 1998-05-25 2000-03-11 Ind Tech Res Inst Architecture of novel thermal pulsed micro flow meter
US6393894B1 (en) 1999-07-27 2002-05-28 Honeywell International Inc. Gas sensor with phased heaters for increased sensitivity
US6502459B1 (en) 2000-09-01 2003-01-07 Honeywell International Inc. Microsensor for measuring velocity and angular direction of an incoming air stream
US6668663B2 (en) * 2000-12-27 2003-12-30 Analytical Engineering, Inc. Method and apparatus to determine flow rate with the introduction of ambient air
US6822575B2 (en) * 2002-07-25 2004-11-23 Taiwan Semiconductor Manufacturing, Co., Ltd Backfill prevention system for gas flow conduit
US7000452B2 (en) 2002-09-27 2006-02-21 Honeywell International Inc. Phased micro fluid analyzer
US7367216B2 (en) 2002-09-27 2008-05-06 Honeywell International Inc. Phased micro analyzer V, VI
US7530257B2 (en) 2002-09-27 2009-05-12 Honeywell International Inc. Phased micro analyzer VIII
US7104112B2 (en) 2002-09-27 2006-09-12 Honeywell International Inc. Phased micro analyzer IV
US9029028B2 (en) 2003-12-29 2015-05-12 Honeywell International Inc. Hydrogen and electrical power generator
GB0407982D0 (en) 2004-04-08 2004-05-12 Wood Group Logging Services In "Methods of monitoring downhole conditions"
JP4700525B2 (ja) * 2006-03-06 2011-06-15 サーパス工業株式会社 熱信号書込装置
JP2007248118A (ja) * 2006-03-14 2007-09-27 Surpass Kogyo Kk 熱信号を用いた流速検出方法及び流速検出装置
JP4945581B2 (ja) * 2007-01-26 2012-06-06 株式会社堀場エステック 流量計
GB0711994D0 (en) * 2007-06-21 2007-08-01 Foundation For Res And Technol Molecular Conformation Biosensing
DE102007057027B4 (de) * 2007-11-27 2017-12-21 Drägerwerk AG & Co. KGaA Vorrichtung und Verfahren zur Messung der Strömungsgeschwindigkeit eines Fluids
US10066977B2 (en) 2009-01-26 2018-09-04 Canon U.S. Life Sciences, Inc. Microfluidic flow monitoring
US9404152B2 (en) 2009-01-26 2016-08-02 Canon U.S. Life Sciences, Inc. Microfluidic flow monitoring
US8244488B2 (en) * 2009-11-25 2012-08-14 General Electric Company Thermal inspection systems
BR112012016483B1 (pt) * 2010-01-06 2019-09-17 Koninklijke Philips N.V Sistema para a medição da velocidade de um fluido que percorre um canal de fluxo
WO2012161716A1 (en) * 2011-05-26 2012-11-29 Hach Company Fluid quantification instrument and method
US8999139B2 (en) 2011-05-26 2015-04-07 Hach Company Oxidation/reduction measurement
US8656770B2 (en) * 2011-06-30 2014-02-25 Baker Hughes Incorporated Electromagnetically heated thermal flowmeter for wellbore fluids
DE102012019657B3 (de) 2012-10-08 2013-10-31 Bundesrepublik Deutschland, endvertreten durch die Physikalisch-Technische Bundesanstalt Verfahren zum Ermitteln einer thermischen Transportgröße und einer Strömungsgeschwindigkeit in einem strömenden Medium und Thermotransportgrößen-Messanordnung
US9182318B2 (en) * 2013-08-02 2015-11-10 Pratt & Whitney Canada Corp. Methods and apparatus for inspecting cooling holes
DE102014008284A1 (de) * 2014-06-03 2015-12-03 Diehl Metering Gmbh Verfahren zur Bestimmung des Volumenflusses eines strömenden Mediums durch eine Messstrecke und zugeordnete Messeinrichtung
FR3064353B1 (fr) * 2017-03-24 2021-06-25 Commissariat Energie Atomique Installation cryogenique comprenant un systeme de determination d'un debit massique d'un fluide cryogenique
RU175145U1 (ru) * 2017-09-05 2017-11-27 Сергей Александрович Мосиенко Акустический анемометр

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2799165A (en) * 1953-08-24 1957-07-16 Phillips Petroleum Co Apparatus for measuring flow
US4228683A (en) * 1975-06-19 1980-10-21 Bayer Aktiengesellschaft Method of determining liquid flow in a conduit
US4237730A (en) * 1978-09-15 1980-12-09 Selas Corporation Of America Fluid velocity measurement system
FR2518257B1 (fr) * 1981-12-10 1987-07-10 Marchal Equipements Automobile Debitmetre a vortex
DE3301855A1 (de) * 1983-01-21 1984-07-26 F.W. Oventrop Arn. Sohn Kg, 5787 Olsberg Verfahren zur messung der geschwindigkeit stroemender medien sowie vorrichtung zur durchfuehrung dieses verfahrens
ATE37612T1 (de) * 1983-05-11 1988-10-15 Klinger Ag Einrichtung zum messen physikalischer eigenschaften von fluiden.
FR2585465A1 (fr) * 1985-07-29 1987-01-30 Commissariat Energie Atomique Dispositif pour mesurer la vitesse d'un fluide en mouvement dans une canalisation
US4704904A (en) * 1985-12-10 1987-11-10 Morrison-Knudsen Company, Inc. High temperature gas flow meter
US4848147A (en) * 1987-07-10 1989-07-18 Bailey James L Thermal transient anemometer
JPH07503537A (ja) * 1991-11-02 1995-04-13 ヨルダン　ケント　メーターリング　システムズ　リミテッド 流量測に関する改良

Also Published As

Publication number Publication date
CA2156912A1 (en) 1994-09-15
US5719341A (en) 1998-02-17
EP0688423B1 (de) 1998-10-28
AU6213594A (en) 1994-09-26
EP0688423A1 (de) 1995-12-27
WO1994020825A1 (en) 1994-09-15
DE69414239T2 (de) 1999-03-25
ATE172788T1 (de) 1998-11-15
GB9305088D0 (en) 1993-04-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee