FR2380554A1 - Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser - Google Patents

Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser

Info

Publication number
FR2380554A1
FR2380554A1 FR7704157A FR7704157A FR2380554A1 FR 2380554 A1 FR2380554 A1 FR 2380554A1 FR 7704157 A FR7704157 A FR 7704157A FR 7704157 A FR7704157 A FR 7704157A FR 2380554 A1 FR2380554 A1 FR 2380554A1
Authority
FR
France
Prior art keywords
beams
appts
liq
trajectories
light beams
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.)
Granted
Application number
FR7704157A
Other languages
English (en)
French (fr)
Other versions
FR2380554B1 (US06633782-20031014-M00005.png
Inventor
Pierre Napie
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.)
Electricite de France SA
Original Assignee
Electricite de France SA
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 Electricite de France SA filed Critical Electricite de France SA
Priority to FR7704157A priority Critical patent/FR2380554A1/fr
Publication of FR2380554A1 publication Critical patent/FR2380554A1/fr
Application granted granted Critical
Publication of FR2380554B1 publication Critical patent/FR2380554B1/fr
Granted legal-status Critical Current

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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR7704157A 1977-02-15 1977-02-15 Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser Granted FR2380554A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7704157A FR2380554A1 (fr) 1977-02-15 1977-02-15 Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7704157A FR2380554A1 (fr) 1977-02-15 1977-02-15 Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser

Publications (2)

Publication Number Publication Date
FR2380554A1 true FR2380554A1 (fr) 1978-09-08
FR2380554B1 FR2380554B1 (US06633782-20031014-M00005.png) 1980-09-05

Family

ID=9186724

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7704157A Granted FR2380554A1 (fr) 1977-02-15 1977-02-15 Dispositif de mesure de vitesse d'ecoulement de liquide par effet doppler sur des faisceaux de laser

Country Status (1)

Country Link
FR (1) FR2380554A1 (US06633782-20031014-M00005.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476677A2 (en) * 1990-09-21 1992-03-25 Canon Kabushiki Kaisha Displacement information detection apparatus
US5272512A (en) * 1990-09-21 1993-12-21 Canon Kabushiki Kaisha Displacement information detection apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0476677A2 (en) * 1990-09-21 1992-03-25 Canon Kabushiki Kaisha Displacement information detection apparatus
EP0476677A3 (en) * 1990-09-21 1992-05-13 Canon Kabushiki Kaisha Displacement information detection apparatus
US5272512A (en) * 1990-09-21 1993-12-21 Canon Kabushiki Kaisha Displacement information detection apparatus

Also Published As

Publication number Publication date
FR2380554B1 (US06633782-20031014-M00005.png) 1980-09-05

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