NO20010138D0 - Kryssmåling av signaler i en akustisk strömningsmåler - Google Patents
Kryssmåling av signaler i en akustisk strömningsmålerInfo
- Publication number
- NO20010138D0 NO20010138D0 NO20010138A NO20010138A NO20010138D0 NO 20010138 D0 NO20010138 D0 NO 20010138D0 NO 20010138 A NO20010138 A NO 20010138A NO 20010138 A NO20010138 A NO 20010138A NO 20010138 D0 NO20010138 D0 NO 20010138D0
- Authority
- NO
- Norway
- Prior art keywords
- measurement
- signals
- transducers
- cross
- flow meter
- 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
- G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters
-
- 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
- G01F1/708—Measuring the time taken to traverse a fixed distance
- G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Measuring Volume Flow (AREA)
- Coating Apparatus (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9808894A FR2781048B1 (fr) | 1998-07-10 | 1998-07-10 | Mesures croisees des signaux acoustiques d'un debitmetre |
PCT/FR1999/001627 WO2000003205A1 (fr) | 1998-07-10 | 1999-07-06 | Mesures croisees des signaux acoustiques d'un debitmetre |
Publications (2)
Publication Number | Publication Date |
---|---|
NO20010138D0 true NO20010138D0 (no) | 2001-01-09 |
NO20010138L NO20010138L (no) | 2001-01-26 |
Family
ID=9528530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO20010138A NO20010138L (no) | 1998-07-10 | 2001-01-09 | Kryssmaling av signaler i en akustisk stromningsmaler |
Country Status (12)
Country | Link |
---|---|
US (1) | US6877387B1 (no) |
EP (1) | EP1097354B1 (no) |
JP (1) | JP2002520582A (no) |
AT (1) | ATE240506T1 (no) |
DE (1) | DE69907913T2 (no) |
DK (1) | DK1097354T3 (no) |
ES (1) | ES2200528T3 (no) |
FR (1) | FR2781048B1 (no) |
NO (1) | NO20010138L (no) |
PT (1) | PT1097354E (no) |
RU (1) | RU2234682C2 (no) |
WO (1) | WO2000003205A1 (no) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4135056B2 (ja) * | 2001-02-15 | 2008-08-20 | 横河電機株式会社 | 超音波流量計 |
AT6511U3 (de) | 2003-07-16 | 2004-09-27 | Avl List Gmbh | Ultraschall-gasdurchflusssensor sowie vorrichtung zur messung von abgas-strömungen von verbrennungskraftmaschinen sowie ein verfahren zur ermittlung des durchflusses von gasen |
DE10338940B3 (de) * | 2003-08-22 | 2005-02-10 | Fresenius Medical Care Deutschland Gmbh | Verfahren zum Messen einer Signallaufzeit in Blut und Vorrichtung zur Anwendung des Verfahrens |
US7117104B2 (en) * | 2004-06-28 | 2006-10-03 | Celerity, Inc. | Ultrasonic liquid flow controller |
BRPI0515806A (pt) * | 2004-12-02 | 2008-08-05 | Siemens Energy & Automat | sistema e método para correção de calibragem de perfil de fluxo para medidores de fluxo ultra-sÈnicos |
US7360448B2 (en) * | 2005-08-12 | 2008-04-22 | Celerity, Inc. | Ultrasonic flow sensor having reflecting interface |
PL1949047T3 (pl) * | 2005-10-18 | 2015-08-31 | Micro Motion Inc | Układ elektroniczny miernika i sposoby określania różnicy fazy między pierwszym sygnałem czujnika i drugim sygnałem czujnika przepływomierza |
US7532992B2 (en) * | 2006-01-20 | 2009-05-12 | Teledyne Isco, Inc. | Measuring apparatuses and methods of using them |
US7845688B2 (en) | 2007-04-04 | 2010-12-07 | Savant Measurement Corporation | Multiple material piping component |
EP2072972B1 (de) | 2007-12-21 | 2016-04-13 | SICK Engineering GmbH | Vorrichtung zum Messen der Bewegung eines Fluids in einem Rohr |
FR2932887B1 (fr) * | 2008-06-24 | 2016-02-05 | Univ Francois Rabelais De Tours | Dispositif acoustique de mesure localisee et sans contact des non-linearites elastique et dissipative et de la viscoelasticite |
US20100305870A1 (en) * | 2009-05-27 | 2010-12-02 | Electric Power Research Institute | Detection of gas voids in pipe using guided wave |
FR2952185B1 (fr) | 2009-11-05 | 2011-12-30 | Centre Nat Rech Scient | Procede et appareil de caracterisation d'un ecoulement |
JP5492606B2 (ja) * | 2010-03-03 | 2014-05-14 | アズビル株式会社 | 演算装置、及び演算装置を備えた流量計 |
US8974114B2 (en) * | 2012-05-02 | 2015-03-10 | Daniel Measurement And Control, Inc. | Temperature verification for ultrasonic flow meters |
US9501522B2 (en) * | 2012-08-17 | 2016-11-22 | Sas Institute Inc. | Systems and methods for providing a unified variable selection approach based on variance preservation |
US10801868B2 (en) | 2014-06-10 | 2020-10-13 | Texas Instruments Incorporated | Extended range ADC flow meter |
DE102015102200B4 (de) | 2015-02-16 | 2022-08-11 | Endress+Hauser Flow Deutschland Ag | Verfahren zur Bestimmung von Eigenschaften eines Mediums und Vorrichtung zur Bestimmung von Eigenschaften eines Mediums |
AU2016317663A1 (en) * | 2015-08-28 | 2017-06-22 | Reliance Worldwide Corporation | Flow meter configuration and calibration |
EP3256862B1 (en) | 2016-01-18 | 2021-03-17 | GWF MessSysteme AG | Improved beam shaping acoustic signal travel time flow meter |
FR3065106B1 (fr) * | 2017-04-10 | 2019-08-02 | Efs Sa | Procede de commande d'un appareil de mesure a ultrasons du debit d'un fluide dans un canal de mesure |
DE102018003311B4 (de) * | 2018-04-24 | 2022-05-12 | Diehl Metering Gmbh | Verfahren und Messeinrichtung zur Ermittlung einer Messinformation |
US11274952B2 (en) * | 2018-11-16 | 2022-03-15 | Levitronix Gmbh | Ultrasonic measuring device for ultrasonic measurement on a flowing fluid |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2077827A1 (no) * | 1970-02-17 | 1971-11-05 | Thomson Csf | |
US4221128A (en) * | 1978-09-29 | 1980-09-09 | Neil Brown Instruments Systems, Inc. | Acoustic current meter |
US4312238A (en) * | 1979-12-13 | 1982-01-26 | Rey Thomas J | Electro-acoustic flowmeter |
US4391150A (en) * | 1980-12-15 | 1983-07-05 | Rey Thomas J | Electro-acoustic flowmeter |
IT1144295B (it) * | 1981-07-10 | 1986-10-29 | Fiat Ricerche | Dispositivo ultrasonico per la misura della portata di un fluido in un condotto |
US4442719A (en) * | 1982-01-11 | 1984-04-17 | Allen Ollie J | Acoustic flowmeter |
JPS59195126A (ja) * | 1983-04-21 | 1984-11-06 | Yokogawa Hokushin Electric Corp | 超音波流量計 |
US5522393A (en) * | 1994-05-24 | 1996-06-04 | Duke University | Multi-dimensional real-time ultrasonic blood flow imaging apparatus and method |
SE504575C2 (sv) * | 1994-10-06 | 1997-03-10 | Lorentzen & Wettre Ab | Anordning för ultraljudsmätning av elastiska egenskaper hos en pappersbana i rörelse |
US5741980A (en) * | 1994-11-02 | 1998-04-21 | Foster-Miller, Inc. | Flow analysis system and method |
US5602343A (en) * | 1995-10-10 | 1997-02-11 | The Curators Of The University Of Missouri | Method of, and apparatus for, measuring the velocity of a fluid |
US6151558A (en) * | 1998-02-10 | 2000-11-21 | Conant; James R | Ultrasonic marine speedometer system |
-
1998
- 1998-07-10 FR FR9808894A patent/FR2781048B1/fr not_active Expired - Fee Related
-
1999
- 1999-07-06 AT AT99929412T patent/ATE240506T1/de not_active IP Right Cessation
- 1999-07-06 JP JP2000559396A patent/JP2002520582A/ja not_active Withdrawn
- 1999-07-06 ES ES99929412T patent/ES2200528T3/es not_active Expired - Lifetime
- 1999-07-06 US US09/719,907 patent/US6877387B1/en not_active Expired - Fee Related
- 1999-07-06 PT PT99929412T patent/PT1097354E/pt unknown
- 1999-07-06 RU RU2001103752/28A patent/RU2234682C2/ru not_active IP Right Cessation
- 1999-07-06 WO PCT/FR1999/001627 patent/WO2000003205A1/fr active IP Right Grant
- 1999-07-06 DK DK99929412T patent/DK1097354T3/da active
- 1999-07-06 DE DE69907913T patent/DE69907913T2/de not_active Expired - Lifetime
- 1999-07-06 EP EP99929412A patent/EP1097354B1/fr not_active Expired - Lifetime
-
2001
- 2001-01-09 NO NO20010138A patent/NO20010138L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2000003205A1 (fr) | 2000-01-20 |
DE69907913D1 (de) | 2003-06-18 |
EP1097354A1 (fr) | 2001-05-09 |
DE69907913T2 (de) | 2004-05-13 |
ES2200528T3 (es) | 2004-03-01 |
RU2234682C2 (ru) | 2004-08-20 |
DK1097354T3 (da) | 2003-09-01 |
PT1097354E (pt) | 2003-10-31 |
ATE240506T1 (de) | 2003-05-15 |
JP2002520582A (ja) | 2002-07-09 |
NO20010138L (no) | 2001-01-26 |
FR2781048B1 (fr) | 2000-09-15 |
US6877387B1 (en) | 2005-04-12 |
EP1097354B1 (fr) | 2003-05-14 |
FR2781048A1 (fr) | 2000-01-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FC2A | Withdrawal, rejection or dismissal of laid open patent application |