DE3571505D1 - A device for determining the velocity in a flowing fluid by use of the acoustic doppler-effect - Google Patents

A device for determining the velocity in a flowing fluid by use of the acoustic doppler-effect

Info

Publication number
DE3571505D1
DE3571505D1 DE8585201353T DE3571505T DE3571505D1 DE 3571505 D1 DE3571505 D1 DE 3571505D1 DE 8585201353 T DE8585201353 T DE 8585201353T DE 3571505 T DE3571505 T DE 3571505T DE 3571505 D1 DE3571505 D1 DE 3571505D1
Authority
DE
Germany
Prior art keywords
frequency
velocity
determining
flowing fluid
mean
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
Application number
DE8585201353T
Other languages
English (en)
Inventor
Kinderen Wilhelmus Johanne Der
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.)
Rheometron AG
Original Assignee
STICHTING SPEURWERK BAGGERTECHNIEK
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 STICHTING SPEURWERK BAGGERTECHNIEK filed Critical STICHTING SPEURWERK BAGGERTECHNIEK
Application granted granted Critical
Publication of DE3571505D1 publication Critical patent/DE3571505D1/de
Expired 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
    • G01P5/24—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
    • G01P5/241—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 using reflection of acoustical waves, i.e. Doppler-effect
    • G01P5/242—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 using reflection of acoustical waves, i.e. Doppler-effect involving continuous, e.g. modulated or unmodulated, waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Volume Flow (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
DE8585201353T 1984-08-24 1985-08-23 A device for determining the velocity in a flowing fluid by use of the acoustic doppler-effect Expired DE3571505D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8402588A NL8402588A (nl) 1984-08-24 1984-08-24 Inrichting voor het bepalen van de stroomsnelheid in een stromend medium, onder gebruikmaking van het akoestische doppler-effect.

Publications (1)

Publication Number Publication Date
DE3571505D1 true DE3571505D1 (en) 1989-08-17

Family

ID=19844367

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8585201353T Expired DE3571505D1 (en) 1984-08-24 1985-08-23 A device for determining the velocity in a flowing fluid by use of the acoustic doppler-effect

Country Status (7)

Country Link
US (1) US4713971A (de)
EP (1) EP0175403B1 (de)
JP (1) JPS62500260A (de)
AT (1) ATE44623T1 (de)
DE (1) DE3571505D1 (de)
NL (1) NL8402588A (de)
WO (1) WO1986001605A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5020374A (en) * 1989-11-17 1991-06-04 Ads Environmental Services, Inc. Velocity measurement system
FR2580570B1 (fr) * 1985-04-17 1987-06-26 Bendix France Servomoteur d'assistance au freinage comportant un contacteur de stop
US4790323A (en) * 1986-11-03 1988-12-13 Hewlett-Packard Company Flow imaging detector
US5371686A (en) * 1992-03-30 1994-12-06 Isco, Inc. Ultrasonic fluid velocity measuring system
FR2780498B1 (fr) * 1998-06-29 2000-10-06 Didier Cugy Procede de representation cartographique de spectre energetique et systeme permettant la mise en oeuvre de ce procede
JP4740436B2 (ja) * 1998-12-31 2011-08-03 ゼネラル・エレクトリック・カンパニイ ドップラー超音波スペクトル写真のための速度スケールおよびパルス繰返し数の自動調整
US6644119B1 (en) * 2002-06-28 2003-11-11 The Regents Of The University Of California Noninvasive characterization of a flowing multiphase fluid using ultrasonic interferometry
DE102005035265A1 (de) * 2005-07-25 2007-02-01 Endress + Hauser Flowtec Ag Vorrichtung zur Bestimmung und/oder Überwachung des Durchflusses eines Mediums durch eine Rohrleitung
CN106955098B (zh) * 2017-05-05 2020-10-16 飞依诺科技(苏州)有限公司 一种血管流速计算方法及装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1791191C3 (de) * 1968-09-28 1974-08-22 Siemens Ag, 1000 Berlin Und 8000 Muenchen Gerät zur Ermittlung der Blutflußgeschwindigkeit
US4117538A (en) * 1977-05-04 1978-09-26 Raytheon Company Radar system with specialized weighting
JPS57147063A (en) * 1981-03-06 1982-09-10 Hitachi Ltd Ultrasonic doppler flow meter
US4413531A (en) * 1981-11-13 1983-11-08 The United States Of America As Represented By The United States Department Of Energy Doppler flowmeter

Also Published As

Publication number Publication date
US4713971A (en) 1987-12-22
EP0175403B1 (de) 1989-07-12
WO1986001605A1 (en) 1986-03-13
JPS62500260A (ja) 1987-01-29
ATE44623T1 (de) 1989-07-15
NL8402588A (nl) 1986-03-17
EP0175403A1 (de) 1986-03-26

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: RHEOMETRON AG, BASEL, CH

8339 Ceased/non-payment of the annual fee