ATE23407T1 - Laser-doppler-anemometer. - Google Patents

Laser-doppler-anemometer.

Info

Publication number
ATE23407T1
ATE23407T1 AT82900187T AT82900187T ATE23407T1 AT E23407 T1 ATE23407 T1 AT E23407T1 AT 82900187 T AT82900187 T AT 82900187T AT 82900187 T AT82900187 T AT 82900187T AT E23407 T1 ATE23407 T1 AT E23407T1
Authority
AT
Austria
Prior art keywords
pct
polarization
measuring probe
laser
sec
Prior art date
Application number
AT82900187T
Other languages
English (en)
Inventor
John Knuhtsen
Peder Emil Schack Olldag
Original Assignee
Dantec Elektronik Med
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 Dantec Elektronik Med filed Critical Dantec Elektronik Med
Application granted granted Critical
Publication of ATE23407T1 publication Critical patent/ATE23407T1/de

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
AT82900187T 1981-12-28 1981-12-28 Laser-doppler-anemometer. ATE23407T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP82900187A EP0097150B1 (de) 1981-12-28 1981-12-28 Laser-doppler-anemometer
PCT/DK1981/000120 WO1983002329A1 (en) 1981-12-28 1981-12-28 Laser-doppler-anemometer

Publications (1)

Publication Number Publication Date
ATE23407T1 true ATE23407T1 (de) 1986-11-15

Family

ID=8152932

Family Applications (1)

Application Number Title Priority Date Filing Date
AT82900187T ATE23407T1 (de) 1981-12-28 1981-12-28 Laser-doppler-anemometer.

Country Status (8)

Country Link
US (1) US4575238A (de)
EP (1) EP0097150B1 (de)
JP (1) JPS59500013A (de)
AT (1) ATE23407T1 (de)
DE (1) DE3175571D1 (de)
DK (1) DK373683A (de)
NO (1) NO157080C (de)
WO (1) WO1983002329A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6168574A (ja) * 1984-09-13 1986-04-08 Fujitsu Ten Ltd 光学式センサシステム
US4818071A (en) * 1985-03-26 1989-04-04 Andrew Corporation Fiber optic doppler anemometer
DE3631900A1 (de) * 1986-09-19 1988-04-07 Deutsche Forsch Luft Raumfahrt Vorrichtung zur messung von stroemungsvektoren in gasstroemungen
US4807990A (en) * 1986-10-28 1989-02-28 University Of Tennessee Research Corporation Laser fluorescence velocimeter
GB8727767D0 (en) * 1987-11-27 1987-12-31 Ahmed N E A Improvements in or relating to velocimeters
US5090801A (en) * 1990-10-11 1992-02-25 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Laser velocimeter for near-surface measurements
IT1244170B (it) * 1990-12-04 1994-07-08 Cise Spa Apparecchiatura laser per la misura della velocita' di un fluido.
US5329354A (en) * 1991-04-24 1994-07-12 Matsushita Electric Industrial Co., Ltd. Alignment apparatus for use in exposure system for optically transferring pattern onto object
FR2725034B1 (fr) * 1994-09-22 1997-01-03 Sextant Avionique Tete d'emission-reception pour anemometre doppler longitudinal
US7742153B2 (en) * 2006-10-02 2010-06-22 University Of Utah Research Foundation Miniature opto-mechanical anemometer
FR2942043B1 (fr) * 2009-02-06 2011-02-11 Thales Sa Systeme et procede de detection et de determination d'anomalies atmospheriques a distance.
TWI485404B (zh) * 2014-03-24 2015-05-21 Sintai Optical Shenzhen Co Ltd 測距儀及其風速計
RU2612202C1 (ru) * 2015-11-10 2017-03-03 Федеральное государственное бюджетное учреждение науки Институт теплофизики им. С.С. Кутателадзе Сибирского отделения Российской академии наук (ИТ СО РАН) Способ измерения полного вектора скорости в гидропотоках с помощью лазерного доплеровского анемометра (лда)
JP6346934B2 (ja) * 2016-12-27 2018-06-20 アクト電子株式会社 鉄道車両速度計測方法及びその計測装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4167329A (en) * 1977-12-12 1979-09-11 Raytheon Company Focussed doppler radar
SE419678B (sv) * 1978-10-31 1981-08-17 Gert Erik Nilsson Sett och anordning for metning av stromningsrorelser i ett fluidum
DE3009384A1 (de) * 1980-03-12 1981-10-01 Armin Dipl.-Ing. 4010 Hilden Schnettler Messeinrichtung zur analyse von laser-doppler signalen
US4387993A (en) * 1981-06-25 1983-06-14 Tsi Incorporated Particle size measuring method and apparatus
US4470696A (en) * 1981-10-14 1984-09-11 Systems Research Laboratories, Inc. Laser doppler velocimeter

Also Published As

Publication number Publication date
NO157080C (no) 1988-01-13
DE3175571D1 (en) 1986-12-11
NO157080B (no) 1987-10-05
JPS59500013A (ja) 1984-01-05
EP0097150B1 (de) 1986-11-05
WO1983002329A1 (en) 1983-07-07
US4575238A (en) 1986-03-11
NO833021L (no) 1983-08-22
EP0097150A1 (de) 1984-01-04
DK373683D0 (da) 1983-08-16
DK373683A (da) 1983-08-16

Similar Documents

Publication Publication Date Title
ATE23407T1 (de) Laser-doppler-anemometer.
FR2605418B1 (fr) Module pour le couplage entre un dispositif semi-conducteur et une fibre optique, et procede d'alignement de ce dispositif semi-conducteur et de cette fibre
EP0370663A3 (de) Optische Kopplung für optische Fasern und optische Elemente
CA2012116A1 (en) Optical transmitter power measurement and control
JPS55132921A (en) Sensor using optical fiber
GB1154150A (en) Method and means for Incorporating a Theodolite or a Tachymeter with a Telemeter or the like Distance-Measuring Apparatus
FR2328973A1 (fr) Dispositif pour la transmission d'informations par diode laser et emetteur comportant un tel dispositif
ATE103716T1 (de) Befestigungsvorrichtung einer optischen faser.
GB706308A (en) A combined level and try-square
GB1534565A (en) Fibre optical imaging systems
JPS533349A (en) Devider for optical fiber and photo coupler
Krohn Fiber optic sensors in industrial applications: An update.
JPS53140051A (en) Method and system for measuring transmission loss of optical fiber
ATE42636T1 (de) Interferometrischer fuehler mit optischer faser.
RU1841083C (ru) Датчик углов поворота двух объектов
JPS57181521A (en) Regulator for beam scanning position
EP0234659A3 (de) Messanordnung zur Ermittlung der längenabhängigen Dämpfung von Monomode-Lichtwellenleitern nach dem Rückstreuverfahren
JPS53114448A (en) Optical communication system
JPS5763407A (en) Measuring method for bent angle of pipe
JPS5580034A (en) Inspection of optical fiber preform
US5264907A (en) Output optics for laser velocimeters
JPS57174947A (en) Optical information transmitting system
ATE105695T1 (de) Vorrichtung zur bestimmung der relativen bewegung zweier messstellen zueinander.
JPS53133046A (en) Photo coupler
JPS5461548A (en) Connection of optical fibers

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties