NL7920094A - Akoestische stroomsnelheidsmeter. - Google Patents
Akoestische stroomsnelheidsmeter. Download PDFInfo
- Publication number
- NL7920094A NL7920094A NL7920094A NL7920094A NL7920094A NL 7920094 A NL7920094 A NL 7920094A NL 7920094 A NL7920094 A NL 7920094A NL 7920094 A NL7920094 A NL 7920094A NL 7920094 A NL7920094 A NL 7920094A
- Authority
- NL
- Netherlands
- Prior art keywords
- acoustic
- signal
- signals
- converter
- transducer
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/50—Systems of measurement, based on relative movement of the target
- G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
- G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
-
- 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
- G01P5/248—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 by measuring phase differences
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- General Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Aviation & Aerospace Engineering (AREA)
- Multimedia (AREA)
- Measuring Volume Flow (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Paper (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94725378 | 1978-09-29 | ||
US05/947,253 US4221128A (en) | 1978-09-29 | 1978-09-29 | Acoustic current meter |
Publications (1)
Publication Number | Publication Date |
---|---|
NL7920094A true NL7920094A (nl) | 1980-07-31 |
Family
ID=25485830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL7920094A NL7920094A (nl) | 1978-09-29 | 1979-09-28 | Akoestische stroomsnelheidsmeter. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4221128A (no) |
JP (1) | JPS5570760A (no) |
AU (1) | AU531677B2 (no) |
CA (1) | CA1129064A (no) |
FR (1) | FR2437625A1 (no) |
GB (2) | GB2046443B (no) |
NL (1) | NL7920094A (no) |
NO (1) | NO154448C (no) |
WO (1) | WO1980000745A1 (no) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2457493A1 (fr) * | 1979-05-23 | 1980-12-19 | Thomson Csf | Dispositif de mesure de courants marins par grands fonds |
FR2457494A1 (fr) * | 1979-05-23 | 1980-12-19 | Thomson Csf | Dispositif de mesure en temps reel de courants marins par grands fonds |
FR2478314A1 (fr) * | 1980-03-12 | 1981-09-18 | Commissariat Energie Atomique | Procede et dispositif de mesure de la fraction volumique de l'une ou l'autre des phases d'un melange diphasique |
US4782697A (en) * | 1986-07-31 | 1988-11-08 | Williams 3Rd Albert J | Acoustic current meter |
US5373736A (en) * | 1992-03-11 | 1994-12-20 | Woods Hole Oceanographic Institute | Acoustic current meter |
AUPP318098A0 (en) * | 1998-04-24 | 1998-05-21 | Commonwealth Scientific And Industrial Research Organisation | A liquid flow meter |
FR2781048B1 (fr) * | 1998-07-10 | 2000-09-15 | Faure Herman | Mesures croisees des signaux acoustiques d'un debitmetre |
US6178827B1 (en) * | 1999-04-22 | 2001-01-30 | Murray F. Feller | Ultrasonic flow sensor |
US6422093B2 (en) | 1999-12-10 | 2002-07-23 | Murray Feller | Burst mode ultrasonic flow sensor |
US6457371B1 (en) * | 2000-06-13 | 2002-10-01 | Murray F. Feller | Ultrasonic flow sensor with error detection and compensation |
US6370963B1 (en) | 2000-06-13 | 2002-04-16 | Murray F. Feller | Ultrasonic transit time flow sensor and method |
JP4886120B2 (ja) * | 2001-05-16 | 2012-02-29 | 東京計器株式会社 | 超音波流速計 |
US6584860B1 (en) * | 2002-01-14 | 2003-07-01 | Murray F. Feller | Flow probe insertion gauge |
US6601447B1 (en) * | 2002-05-16 | 2003-08-05 | The United States Of America As Represented By The Secretary Of The Army | Acoustic anemometer for simultaneous measurement of three fluid flow vector components |
DE102006012535A1 (de) * | 2005-04-01 | 2006-10-19 | Continental Teves Ag & Co. Ohg | Reifenluftdrucküberwachungssystem sowie Verfahren zur Zuordnung von Reifenmodulen in einem Reifenluftdrucküberwachungssystem |
DE102007029957A1 (de) * | 2007-06-28 | 2009-01-02 | Robert Bosch Gmbh | Ultraschallsensor mit reziproker Sende- und Empfangsschaltung |
DE102008020765B4 (de) * | 2008-04-21 | 2012-08-02 | Helmholtz Zentrum München Deutsches Forschungszentrum Für Gesundheit Und Umwelt (Gmbh) | Vorrichtung und Verfahren zum berührungslosen Ermitteln physikalischer Eigenschaften |
DE102010040396A1 (de) * | 2010-09-08 | 2012-03-08 | Robert Bosch Gmbh | Durchflussmesser zur Erfassung einer Eigenschaft eines fluiden Mediums |
DK2888561T3 (da) | 2012-08-22 | 2021-09-13 | Apator Miitors Aps | Ultralydsflowmåler omfattende et forbindelsesarrangement |
US10006791B2 (en) | 2015-09-23 | 2018-06-26 | Texas Instruments Incorporated | Ultrasonic flow meter auto-tuning for reciprocal operation of the meter |
FR3047806B1 (fr) * | 2016-02-15 | 2019-07-26 | L-Acoustics | Dispositif de mesure d'un courant electrique genere par un amplificateur acoustique pour actionner une enceinte acoustique |
CN111457971B (zh) * | 2020-05-28 | 2022-04-01 | 宁波大学 | 一种消除小流量零飘的方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3653259A (en) * | 1970-03-06 | 1972-04-04 | Westinghouse Electric Corp | Ultrasonic flowmeter systems |
US3861211A (en) * | 1974-03-25 | 1975-01-21 | Us Navy | Ultra-low flow velocity current meter |
US3935735A (en) * | 1974-09-03 | 1976-02-03 | Badger Meter, Inc. | Ultrasonic flow meter |
US4011755A (en) * | 1975-10-23 | 1977-03-15 | Panametrics, Inc. | Acoustic flowmeter |
JPS5379573A (en) * | 1976-12-22 | 1978-07-14 | Panametrics | Acoustic flow meter |
US4098117A (en) * | 1977-04-29 | 1978-07-04 | Joseph Baumoel | Open channel flow transducer for sewerage system |
-
1978
- 1978-09-29 US US05/947,253 patent/US4221128A/en not_active Expired - Lifetime
-
1979
- 1979-09-25 AU AU51161/79A patent/AU531677B2/en not_active Ceased
- 1979-09-25 NO NO793080A patent/NO154448C/no unknown
- 1979-09-28 NL NL7920094A patent/NL7920094A/nl unknown
- 1979-09-28 FR FR7924341A patent/FR2437625A1/fr active Granted
- 1979-09-28 GB GB8016698A patent/GB2046443B/en not_active Expired
- 1979-09-28 WO PCT/US1979/000796 patent/WO1980000745A1/en unknown
- 1979-09-28 CA CA336,650A patent/CA1129064A/en not_active Expired
- 1979-09-29 JP JP12630079A patent/JPS5570760A/ja active Pending
-
1982
- 1982-05-21 GB GB08214966A patent/GB2110824B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5570760A (en) | 1980-05-28 |
GB2046443A (en) | 1980-11-12 |
NO793080L (no) | 1980-04-01 |
AU531677B2 (en) | 1983-09-01 |
GB2046443B (en) | 1983-07-20 |
FR2437625A1 (fr) | 1980-04-25 |
AU5116179A (en) | 1980-04-03 |
CA1129064A (en) | 1982-08-03 |
US4221128A (en) | 1980-09-09 |
GB2110824A (en) | 1983-06-22 |
WO1980000745A1 (en) | 1980-04-17 |
FR2437625B1 (no) | 1984-03-23 |
GB2110824B (en) | 1984-03-21 |
NO154448B (no) | 1986-06-09 |
NO154448C (no) | 1986-09-17 |
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