CA953395A - Flow velocity measuring arrangement utilizing laser doppler probe - Google Patents

Flow velocity measuring arrangement utilizing laser doppler probe

Info

Publication number
CA953395A
CA953395A CA113,985A CA113985A CA953395A CA 953395 A CA953395 A CA 953395A CA 113985 A CA113985 A CA 113985A CA 953395 A CA953395 A CA 953395A
Authority
CA
Canada
Prior art keywords
flow velocity
measuring arrangement
laser doppler
velocity measuring
utilizing laser
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
CA113,985A
Other languages
English (en)
Other versions
CA113985S (en
Inventor
Paul D. Iten
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.)
BBC Brown Boveri AG Germany
Original Assignee
Brown Boveri und Cie AG Germany
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 Brown Boveri und Cie AG Germany filed Critical Brown Boveri und Cie AG Germany
Application granted granted Critical
Publication of CA953395A publication Critical patent/CA953395A/en
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
    • G01P5/26—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 optical wave
    • 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
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/50—Systems of measurement based on relative movement of target
CA113,985A 1970-05-29 1971-05-26 Flow velocity measuring arrangement utilizing laser doppler probe Expired CA953395A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH804770A CH516800A (de) 1970-05-29 1970-05-29 Verfahren zur Geschwindigkeitsmessung in Strömungsfeldern mittels einer rückwärts gestreutes Licht auswertenden Laser-Dopplersonde

Publications (1)

Publication Number Publication Date
CA953395A true CA953395A (en) 1974-08-20

Family

ID=4334320

Family Applications (1)

Application Number Title Priority Date Filing Date
CA113,985A Expired CA953395A (en) 1970-05-29 1971-05-26 Flow velocity measuring arrangement utilizing laser doppler probe

Country Status (7)

Country Link
US (1) US3832059A (xx)
CA (1) CA953395A (xx)
CH (1) CH516800A (xx)
DE (1) DE2043290A1 (xx)
FR (1) FR2090365B1 (xx)
GB (1) GB1349365A (xx)
NL (1) NL7107293A (xx)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1564315A (en) * 1976-04-01 1980-04-10 Secr Defence Method and apparatus for measuring retinal blood flow
DE2643616C3 (de) * 1976-09-28 1979-05-31 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Strömungsgeschwindigkeitsmeßgerät
US4263002A (en) * 1979-04-20 1981-04-21 Tsi Incorporated Differential doppler technique for on-axis backscatter measurements
US4259009A (en) * 1979-07-30 1981-03-31 The United States Of America As Represented By The Secretary Of The Navy Far field target designators
US4396943A (en) * 1981-06-10 1983-08-02 Lord David E Video flowmeter
DE3132526C2 (de) * 1981-08-18 1984-11-15 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln Verfahren und Vorrichtung zum Messen von Laufzeitdifferenzen von Ultraschallimpulsen zur Bestimmung von Strömungsfeldern, insbes. von Geschwindigkeitskomponenten in gasförmigen Medien
US5865871A (en) * 1996-10-01 1999-02-02 Laser Metric, Inc. Laser-based forward scatter liquid flow meter
WO2002017219A1 (en) 2000-08-25 2002-02-28 Amnis Corporation Measuring the velocity of small moving objects such as cells
US6875973B2 (en) * 2000-08-25 2005-04-05 Amnis Corporation Auto focus for a flow imaging system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1182658A (en) * 1967-10-04 1970-03-04 British Aircraft Corp Ltd Improvements relating to the Measurement of Fluid or Surface Velocities

Also Published As

Publication number Publication date
CH516800A (de) 1971-12-15
NL7107293A (xx) 1971-12-01
FR2090365B1 (xx) 1976-07-23
FR2090365A1 (xx) 1972-01-14
GB1349365A (en) 1974-04-03
DE2043290A1 (de) 1971-12-09
US3832059A (en) 1974-08-27

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