JPS5837562A - 超音波流速計 - Google Patents

超音波流速計

Info

Publication number
JPS5837562A
JPS5837562A JP56135190A JP13519081A JPS5837562A JP S5837562 A JPS5837562 A JP S5837562A JP 56135190 A JP56135190 A JP 56135190A JP 13519081 A JP13519081 A JP 13519081A JP S5837562 A JPS5837562 A JP S5837562A
Authority
JP
Japan
Prior art keywords
frequency
signal
wave
doppler
circuit
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
JP56135190A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0480327B2 (cg-RX-API-DMAC7.html
Inventor
Shinichi Amamiya
慎一 雨宮
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.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP56135190A priority Critical patent/JPS5837562A/ja
Publication of JPS5837562A publication Critical patent/JPS5837562A/ja
Publication of JPH0480327B2 publication Critical patent/JPH0480327B2/ja
Granted 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)
  • Geophysics And Detection Of Objects (AREA)
  • Measuring Volume Flow (AREA)
  • Indicating Measured Values (AREA)
JP56135190A 1981-08-28 1981-08-28 超音波流速計 Granted JPS5837562A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56135190A JPS5837562A (ja) 1981-08-28 1981-08-28 超音波流速計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56135190A JPS5837562A (ja) 1981-08-28 1981-08-28 超音波流速計

Publications (2)

Publication Number Publication Date
JPS5837562A true JPS5837562A (ja) 1983-03-04
JPH0480327B2 JPH0480327B2 (cg-RX-API-DMAC7.html) 1992-12-18

Family

ID=15145937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56135190A Granted JPS5837562A (ja) 1981-08-28 1981-08-28 超音波流速計

Country Status (1)

Country Link
JP (1) JPS5837562A (cg-RX-API-DMAC7.html)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5080691A (cg-RX-API-DMAC7.html) * 1973-11-19 1975-06-30
JPS567015U (cg-RX-API-DMAC7.html) * 1979-06-28 1981-01-22
JPS567015A (en) * 1979-06-30 1981-01-24 Koichi Otsuka Electromagnetic flow meter

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5080691A (cg-RX-API-DMAC7.html) * 1973-11-19 1975-06-30
JPS567015U (cg-RX-API-DMAC7.html) * 1979-06-28 1981-01-22
JPS567015A (en) * 1979-06-30 1981-01-24 Koichi Otsuka Electromagnetic flow meter

Also Published As

Publication number Publication date
JPH0480327B2 (cg-RX-API-DMAC7.html) 1992-12-18

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