DK0538930T3 - Indretning til måling af hastigheden af et flydende medium - Google Patents
Indretning til måling af hastigheden af et flydende mediumInfo
- Publication number
- DK0538930T3 DK0538930T3 DK92203063.0T DK92203063T DK0538930T3 DK 0538930 T3 DK0538930 T3 DK 0538930T3 DK 92203063 T DK92203063 T DK 92203063T DK 0538930 T3 DK0538930 T3 DK 0538930T3
- Authority
- DK
- Denmark
- Prior art keywords
- measuring
- velocity
- liquid medium
- ellipsoid
- transducers
- Prior art date
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
-
- 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
- G01P5/24—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 direct influence of the streaming fluid on the properties of a detecting acoustical wave
- G01P5/245—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 direct influence of the streaming fluid on the properties of a detecting acoustical wave by measuring transit time of acoustical waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02836—Flow rate, liquid level
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Fluid Mechanics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Aviation & Aerospace Engineering (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measuring Volume Flow (AREA)
- Sampling And Sample Adjustment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9113299A FR2683046B1 (fr) | 1991-10-25 | 1991-10-25 | Dispositif de mesure de la vitesse d'un fluide. |
Publications (1)
Publication Number | Publication Date |
---|---|
DK0538930T3 true DK0538930T3 (da) | 1997-07-07 |
Family
ID=9418388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK92203063.0T DK0538930T3 (da) | 1991-10-25 | 1992-10-06 | Indretning til måling af hastigheden af et flydende medium |
Country Status (9)
Country | Link |
---|---|
US (1) | US5383369A (da) |
EP (1) | EP0538930B1 (da) |
JP (1) | JPH05215759A (da) |
AT (1) | ATE147514T1 (da) |
CA (1) | CA2079650A1 (da) |
DE (1) | DE69216539T2 (da) |
DK (1) | DK0538930T3 (da) |
ES (1) | ES2098439T3 (da) |
FR (1) | FR2683046B1 (da) |
Families Citing this family (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994017371A1 (en) * | 1993-01-30 | 1994-08-04 | G.Kromschröder Aktiengesellschaft | Fluid flow meter |
US5728948A (en) * | 1993-03-09 | 1998-03-17 | Commonwealth Scientific And Industrial Research Organisation | Fluid meter construction |
CA2157784A1 (en) * | 1993-03-09 | 1994-09-15 | Noel Bignell | Mode suppression in fluid meter conduits |
GB2276240B (en) * | 1993-03-16 | 1997-01-15 | British Gas Plc | Fluid flowmeter |
DE4341542C2 (de) * | 1993-12-07 | 2003-04-17 | Abb Patent Gmbh | Durchflussmessvorrichtung |
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 |
DK171569B1 (da) * | 1995-01-31 | 1997-01-13 | Danfoss As | Ultralydsflowmåler "W" |
US5969263A (en) * | 1995-04-08 | 1999-10-19 | Schlumberger Industries, S.A. | Ultrasonic fluid counter for attenuating parasitic ultrasonic waves |
FR2734361B1 (fr) * | 1995-05-17 | 1997-07-18 | Schlumberger Ind Sa | Dispositif pour la mesure de la vitesse d'ecoulement d'un fluide par ultrasons |
AU6786396A (en) * | 1995-09-11 | 1997-04-01 | Raab Karcher Energieservice Gmbh | A device for determining the amount of liquid flowing through a piping system |
EP0800062A3 (de) * | 1996-04-04 | 1998-04-15 | Georg Fischer Rohrleitungssysteme AG | Vorrichtung zur Messung der Strömungsgeschwindigkeit eines Fluides |
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 |
FR2776379B1 (fr) * | 1998-03-19 | 2000-04-28 | Schlumberger Ind Sa | Compteur de gaz a filtres anti-poussieres |
IT1311771B1 (it) | 1999-02-24 | 2002-03-19 | Giorgio Bergamini | Misuratore perfezionato della portata di gas con gli ultrasuoni basato su specchi parabolici. |
JP2002214011A (ja) * | 2001-01-24 | 2002-07-31 | Osaka Gas Co Ltd | 超音波流速測定装置 |
DE10120355A1 (de) * | 2001-04-26 | 2002-10-31 | Elster Gmbh | Verfahren und Vorrichtung zur Ultraschall-Durchflußmessung von Fluiden |
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. |
US8517990B2 (en) | 2007-12-18 | 2013-08-27 | Hospira, Inc. | User interface improvements for medical devices |
US8181536B2 (en) | 2009-12-19 | 2012-05-22 | Cameron International Corporation | Ultrasonic Flow Meter including a transducer having conical face |
US8857269B2 (en) | 2010-08-05 | 2014-10-14 | Hospira, Inc. | Method of varying the flow rate of fluid from a medical pump and hybrid sensor system performing the same |
TW201219780A (en) * | 2010-11-12 | 2012-05-16 | Tatung Co | Ultrasonic gas flow measurement device |
US9240002B2 (en) | 2011-08-19 | 2016-01-19 | Hospira, Inc. | Systems and methods for a graphical interface including a graphical representation of medical data |
US10022498B2 (en) | 2011-12-16 | 2018-07-17 | Icu Medical, Inc. | System for monitoring and delivering medication to a patient and method of using the same to minimize the risks associated with automated therapy |
ES2741725T3 (es) | 2012-03-30 | 2020-02-12 | Icu Medical Inc | Sistema de detección de aire y método para detectar aire en una bomba de un sistema de infusión |
CN102829895A (zh) * | 2012-04-25 | 2012-12-19 | 合肥瑞纳表计有限公司 | 超声波热量表稳流装置 |
GB2504295B (en) * | 2012-07-24 | 2019-07-31 | Titan Entpr Ltd | Flowmeter with annular passage |
WO2014022513A1 (en) | 2012-07-31 | 2014-02-06 | Hospira, Inc. | Patient care system for critical medications |
FR2995640B1 (fr) * | 2012-09-19 | 2015-03-20 | Efs Sa | Dispositif de mesure d’une quantite de fluide injectee par un injecteur |
JP5918683B2 (ja) * | 2012-10-16 | 2016-05-18 | 株式会社小野測器 | 噴射計測装置 |
AU2014268355B2 (en) | 2013-05-24 | 2018-06-14 | Icu Medical, Inc. | Multi-sensor infusion system for detecting air or an occlusion in the infusion system |
WO2014194065A1 (en) | 2013-05-29 | 2014-12-04 | Hospira, Inc. | Infusion system and method of use which prevents over-saturation of an analog-to-digital converter |
AU2014274146B2 (en) | 2013-05-29 | 2019-01-24 | Icu Medical, Inc. | Infusion system which utilizes one or more sensors and additional information to make an air determination regarding the infusion system |
JP5984094B2 (ja) | 2013-09-24 | 2016-09-06 | Smc株式会社 | 超音波流量計 |
US9297679B2 (en) * | 2014-01-14 | 2016-03-29 | General Electric Company | Flowmeter with a flow conditioner formed by a protrusion having restriction provided upstream of the measurement section |
ES2776363T3 (es) | 2014-02-28 | 2020-07-30 | Icu Medical Inc | Sistema de infusión y método que utiliza detección óptica de aire en línea de doble longitud de onda |
US10395785B2 (en) | 2014-05-19 | 2019-08-27 | Nuscale Power, Llc | Transportable monitoring system |
AU2015266706B2 (en) | 2014-05-29 | 2020-01-30 | Icu Medical, Inc. | Infusion system and pump with configurable closed loop delivery rate catch-up |
US9945704B2 (en) * | 2014-07-07 | 2018-04-17 | Nuscale Power, Llc | Flow rate measurement in a volume |
US11344668B2 (en) | 2014-12-19 | 2022-05-31 | Icu Medical, Inc. | Infusion system with concurrent TPN/insulin infusion |
US10850024B2 (en) | 2015-03-02 | 2020-12-01 | Icu Medical, Inc. | Infusion system, device, and method having advanced infusion features |
US9996089B2 (en) | 2015-09-21 | 2018-06-12 | Blue-White Industries, Ltd. | Flow sensor devices and systems |
GB201604873D0 (en) | 2016-03-22 | 2016-05-04 | Imp Innovations Ltd | Fluid flow analysis |
US11246985B2 (en) | 2016-05-13 | 2022-02-15 | Icu Medical, Inc. | Infusion pump system and method with common line auto flush |
CA3027176A1 (en) | 2016-06-10 | 2017-12-14 | Icu Medical, Inc. | Acoustic flow sensor for continuous medication flow measurements and feedback control of infusion |
CN105987732A (zh) * | 2016-07-28 | 2016-10-05 | 重庆前卫克罗姆表业有限责任公司 | 一种超声波燃气表或流量计反射面的设计方法 |
US11150118B2 (en) * | 2016-09-23 | 2021-10-19 | Blue-White Industries, Ltd. | Flow sensor devices and systems |
US10089055B1 (en) | 2017-12-27 | 2018-10-02 | Icu Medical, Inc. | Synchronized display of screen content on networked devices |
JP7126048B2 (ja) * | 2018-08-08 | 2022-08-26 | パナソニックIpマネジメント株式会社 | 超音波流量計 |
US10866127B2 (en) * | 2019-01-18 | 2020-12-15 | Sensus Spectrum, Llc | Dual class ultrasonic gas meters and related flowtubes |
US11639863B2 (en) | 2019-06-07 | 2023-05-02 | Blue-White Industries, Ltd. | Flow sensor devices and systems |
US11278671B2 (en) | 2019-12-04 | 2022-03-22 | Icu Medical, Inc. | Infusion pump with safety sequence keypad |
WO2022020184A1 (en) | 2020-07-21 | 2022-01-27 | Icu Medical, Inc. | Fluid transfer devices and methods of use |
US11135360B1 (en) | 2020-12-07 | 2021-10-05 | Icu Medical, Inc. | Concurrent infusion with common line auto flush |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3729993A (en) * | 1971-03-08 | 1973-05-01 | Datamarine Int Inc | Digital knotmeter and log |
US4555951A (en) * | 1984-08-23 | 1985-12-03 | General Motors Corporation | Reflective acoustic fluid flow meter |
NL8403222A (nl) * | 1984-10-23 | 1986-05-16 | Nedap Nv | Methode ter vermindering van ongewenste echo's in ultrasone stroomsnelheidsmeters. |
DE4010148A1 (de) * | 1990-03-29 | 1991-10-02 | Siemens Ag | Verbesserung fuer einen ultraschall-gas-/fluessigkeits-durchflussmesser |
-
1991
- 1991-10-25 FR FR9113299A patent/FR2683046B1/fr not_active Expired - Fee Related
-
1992
- 1992-10-01 CA CA002079650A patent/CA2079650A1/fr not_active Abandoned
- 1992-10-06 DK DK92203063.0T patent/DK0538930T3/da active
- 1992-10-06 EP EP92203063A patent/EP0538930B1/fr not_active Expired - Lifetime
- 1992-10-06 DE DE69216539T patent/DE69216539T2/de not_active Expired - Fee Related
- 1992-10-06 ES ES92203063T patent/ES2098439T3/es not_active Expired - Lifetime
- 1992-10-06 AT AT92203063T patent/ATE147514T1/de not_active IP Right Cessation
- 1992-10-26 JP JP4287797A patent/JPH05215759A/ja active Pending
-
1994
- 1994-04-25 US US08/231,864 patent/US5383369A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5383369A (en) | 1995-01-24 |
ES2098439T3 (es) | 1997-05-01 |
DE69216539D1 (de) | 1997-02-20 |
FR2683046B1 (fr) | 1994-02-04 |
FR2683046A1 (fr) | 1993-04-30 |
CA2079650A1 (fr) | 1993-04-26 |
EP0538930B1 (fr) | 1997-01-08 |
JPH05215759A (ja) | 1993-08-24 |
DE69216539T2 (de) | 1997-07-10 |
ATE147514T1 (de) | 1997-01-15 |
EP0538930A1 (fr) | 1993-04-28 |
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