DE69429250D1 - Durchflussmesser für flüssigkeiten - Google Patents

Durchflussmesser für flüssigkeiten

Info

Publication number
DE69429250D1
DE69429250D1 DE69429250T DE69429250T DE69429250D1 DE 69429250 D1 DE69429250 D1 DE 69429250D1 DE 69429250 T DE69429250 T DE 69429250T DE 69429250 T DE69429250 T DE 69429250T DE 69429250 D1 DE69429250 D1 DE 69429250D1
Authority
DE
Germany
Prior art keywords
transducer
signals
conduit
pct
along
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
DE69429250T
Other languages
English (en)
Other versions
DE69429250T2 (de
Inventor
John Gill
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.)
Lattice Intellectual Property Ltd
Original Assignee
Lattice Intellectual Property 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 Lattice Intellectual Property Ltd filed Critical Lattice Intellectual Property Ltd
Publication of DE69429250D1 publication Critical patent/DE69429250D1/de
Application granted granted Critical
Publication of DE69429250T2 publication Critical patent/DE69429250T2/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
    • G01F1/66—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 measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/662—Constructional details

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Automatic Analysis And Handling Materials Therefor (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE69429250T 1993-03-16 1994-03-16 Durchflussmesser für flüssigkeiten Expired - Lifetime DE69429250T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9305362A GB2276240B (en) 1993-03-16 1993-03-16 Fluid flowmeter
PCT/GB1994/000526 WO1994021989A1 (en) 1993-03-16 1994-03-16 Fluid flowmeter

Publications (2)

Publication Number Publication Date
DE69429250D1 true DE69429250D1 (de) 2002-01-10
DE69429250T2 DE69429250T2 (de) 2002-07-25

Family

ID=10732126

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69429250T Expired - Lifetime DE69429250T2 (de) 1993-03-16 1994-03-16 Durchflussmesser für flüssigkeiten

Country Status (11)

Country Link
US (1) US5652396A (de)
EP (1) EP0682773B1 (de)
AT (1) ATE209776T1 (de)
AU (1) AU685091B2 (de)
CA (1) CA2154694C (de)
DE (1) DE69429250T2 (de)
DK (1) DK0682773T3 (de)
ES (1) ES2169069T3 (de)
GB (1) GB2276240B (de)
HK (1) HK1015171A1 (de)
WO (1) WO1994021989A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2724016B1 (fr) * 1994-08-23 1996-10-25 Schlumberger Ind Sa Dispositif de mesure ultrasonore d'une quantite volumique d'un fluide a proprietes acoustiques ameliorees
JP3175632B2 (ja) * 1997-04-18 2001-06-11 松下電器産業株式会社 シーンチェンジ検出方法およびシーンチェンジ検出装置
US6338277B1 (en) * 1997-06-06 2002-01-15 G. Kromschroder Aktiengesellschaft Flowmeter for attenuating acoustic propagations
IT1311771B1 (it) 1999-02-24 2002-03-19 Giorgio Bergamini Misuratore perfezionato della portata di gas con gli ultrasuoni basato su specchi parabolici.
CA2399181C (en) * 2000-02-29 2011-02-22 Gen-Probe Incorporated Fluid dispense and liquid surface verification system and method
US7152490B1 (en) 2005-08-15 2006-12-26 Daniel Measurement And Control, Inc. Methods for determining transducer delay time and transducer separation in ultrasonic flow meters
CH701728B1 (de) 2005-12-06 2011-03-15 Digmesa Ag Ultraschallmessanordnung mit einer Ultraschallmessstrecke aus Kunststoff, Verfahren zur Durchflussmessung und Verfahren zur Herstellung einer Ultraschallmessstrecke.
DE102009059710A1 (de) * 2009-12-18 2011-06-22 Open Grid Europe GmbH, 45141 Vorrichtung und Verfahren zur Messung des Durchflusses eines durch ein Rohr strömenden Fluides
US8181536B2 (en) * 2009-12-19 2012-05-22 Cameron International Corporation Ultrasonic Flow Meter including a transducer having conical face
LT5859B (lt) 2010-10-14 2012-08-27 Ab Axis Industries Ultragarsinis srauto matuoklis
GB2504295B (en) 2012-07-24 2019-07-31 Titan Entpr Ltd Flowmeter with annular passage
US10395785B2 (en) 2014-05-19 2019-08-27 Nuscale Power, Llc Transportable monitoring system
US9945704B2 (en) 2014-07-07 2018-04-17 Nuscale Power, Llc Flow rate measurement in a volume
FR3035498B1 (fr) * 2015-04-23 2020-04-24 Integra Metering Sas Debitmetre pour la mesure d'un debit de fluide a l'exterieur d'un corps tubulaire et vanne l'incorporant
US11885656B2 (en) * 2019-03-14 2024-01-30 Omron Corporation Flow-rate measuring apparatus capable of accurately measuring flow rate of fluid with reflecting viscosity of fluid

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4193291A (en) * 1978-02-27 1980-03-18 Panametrics, Inc. Slow torsional wave densitometer
US4365518A (en) * 1981-02-23 1982-12-28 Mapco, Inc. Flow straighteners in axial flowmeters
US5168762A (en) * 1988-06-09 1992-12-08 British Gas Plc Speed measurement device
GB8813640D0 (en) * 1988-06-09 1988-07-13 Gill M J Speed measurement device
GB2225426B (en) * 1988-09-29 1993-05-26 Michael John Gill A transducer
GB2237639B (en) * 1989-10-31 1994-07-06 British Gas Plc Measurement system
GB2238615A (en) * 1989-12-01 1991-06-05 Ws Atkins Engineering Sciences Swirl flowmeter for multiphase fluid streams
GB2246349B (en) * 1990-07-24 1994-06-22 British Gas Plc Method for bonding together hollow glass spheres
GB9021441D0 (en) * 1990-10-02 1990-11-14 British Gas Plc Measurement system
GB9119742D0 (en) * 1991-09-16 1991-10-30 British Gas Plc Measurement system
FR2683046B1 (fr) * 1991-10-25 1994-02-04 Schlumberger Industries Dispositif de mesure de la vitesse d'un fluide.

Also Published As

Publication number Publication date
CA2154694A1 (en) 1994-09-29
ES2169069T3 (es) 2002-07-01
DE69429250T2 (de) 2002-07-25
AU685091B2 (en) 1998-01-15
DK0682773T3 (da) 2002-02-11
AU6215494A (en) 1994-10-11
EP0682773B1 (de) 2001-11-28
GB2276240B (en) 1997-01-15
HK1015171A1 (en) 1999-10-08
US5652396A (en) 1997-07-29
GB2276240A (en) 1994-09-21
ATE209776T1 (de) 2001-12-15
EP0682773A1 (de) 1995-11-22
CA2154694C (en) 1999-03-30
GB9305362D0 (en) 1993-05-05
WO1994021989A1 (en) 1994-09-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: ADVOTEC. PATENT- UND RECHTSANWAELTE, 57234 WILNSDO