JPH0257674B2 - - Google Patents

Info

Publication number
JPH0257674B2
JPH0257674B2 JP56092792A JP9279281A JPH0257674B2 JP H0257674 B2 JPH0257674 B2 JP H0257674B2 JP 56092792 A JP56092792 A JP 56092792A JP 9279281 A JP9279281 A JP 9279281A JP H0257674 B2 JPH0257674 B2 JP H0257674B2
Authority
JP
Japan
Prior art keywords
output
correlation
detection type
peak position
data
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 - Lifetime
Application number
JP56092792A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57207864A (en
Inventor
Shinichi Amamya
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 JP9279281A priority Critical patent/JPS57207864A/ja
Publication of JPS57207864A publication Critical patent/JPS57207864A/ja
Publication of JPH0257674B2 publication Critical patent/JPH0257674B2/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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP9279281A 1981-06-16 1981-06-16 Ultrasonic current meter Granted JPS57207864A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9279281A JPS57207864A (en) 1981-06-16 1981-06-16 Ultrasonic current meter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9279281A JPS57207864A (en) 1981-06-16 1981-06-16 Ultrasonic current meter

Publications (2)

Publication Number Publication Date
JPS57207864A JPS57207864A (en) 1982-12-20
JPH0257674B2 true JPH0257674B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1990-12-05

Family

ID=14064264

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9279281A Granted JPS57207864A (en) 1981-06-16 1981-06-16 Ultrasonic current meter

Country Status (1)

Country Link
JP (1) JPS57207864A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09243651A (ja) * 1996-03-04 1997-09-19 Koichi Nakamura 流体の流速測定方法及び電気機器巻線の冷却ガスの流速測定方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6113165B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-06-03 1986-04-11 Hitachi Medical Corp
JPS5217851A (en) * 1975-08-01 1977-02-10 Hitachi Ltd Super sonic transfer time measurement device
JPS544169A (en) * 1977-06-10 1979-01-12 Yokogawa Hokushin Electric Corp Corelation flow speed and rate meter

Also Published As

Publication number Publication date
JPS57207864A (en) 1982-12-20

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