JPS4949661A - - Google Patents

Info

Publication number
JPS4949661A
JPS4949661A JP48046854A JP4685473A JPS4949661A JP S4949661 A JPS4949661 A JP S4949661A JP 48046854 A JP48046854 A JP 48046854A JP 4685473 A JP4685473 A JP 4685473A JP S4949661 A JPS4949661 A JP S4949661A
Authority
JP
Japan
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.)
Pending
Application number
JP48046854A
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 filed Critical
Publication of JPS4949661A publication Critical patent/JPS4949661A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/712—Measuring the time taken to traverse a fixed distance using auto-correlation or cross-correlation detection means
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • G01F1/708—Measuring the time taken to traverse a fixed distance
    • G01F1/7082—Measuring the time taken to traverse a fixed distance using acoustic detecting arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP48046854A 1972-05-01 1973-04-26 Pending JPS4949661A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2013272 1972-05-01

Publications (1)

Publication Number Publication Date
JPS4949661A true JPS4949661A (ja) 1974-05-14

Family

ID=10140891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP48046854A Pending JPS4949661A (ja) 1972-05-01 1973-04-26

Country Status (5)

Country Link
JP (1) JPS4949661A (ja)
CA (1) CA996245A (ja)
DE (1) DE2321832A1 (ja)
FR (1) FR2183179A1 (ja)
IT (1) IT987090B (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143672U (ja) * 1978-03-29 1979-10-05

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3316630C2 (de) * 1983-05-06 1985-07-25 Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch Vorrichtung zur Laufzeitbestimmung von Ultraschallimpulsen in einem Fluid
DE3642771A1 (de) * 1986-12-15 1988-06-23 Kuipers Ulrich Verfahren und vorrichtung zur messung der messgroesse eines messobjekts
US5121639A (en) * 1990-03-05 1992-06-16 Westinghouse Electric Corp. Fluid flow measurement
FI930229A (fi) * 1993-01-20 1994-07-21 Sitra Foundation Menetelmä materiaalin virtausnopeuden määrittämiseksi
CN106443058B (zh) * 2016-08-30 2019-03-29 成都万江港利科技股份有限公司 一种基于超声波单点位流速监测装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54143672U (ja) * 1978-03-29 1979-10-05

Also Published As

Publication number Publication date
IT987090B (it) 1975-02-20
CA996245A (en) 1976-08-31
DE2321832A1 (de) 1973-11-15
FR2183179A1 (en) 1973-12-14
FR2183179B3 (ja) 1976-04-16

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