CH657208B - - Google Patents

Info

Publication number
CH657208B
CH657208B CH39384A CH39384A CH657208B CH 657208 B CH657208 B CH 657208B CH 39384 A CH39384 A CH 39384A CH 39384 A CH39384 A CH 39384A CH 657208 B CH657208 B CH 657208B
Authority
CH
Switzerland
Application number
CH39384A
Other languages
French (fr)
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
Priority to CH39384A priority Critical patent/CH657208B/fr
Priority to EP84810625A priority patent/EP0165369A1/fr
Priority to JP60014147A priority patent/JPS60181617A/ja
Publication of CH657208B publication Critical patent/CH657208B/fr

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
    • G01F1/66—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters
    • G01F1/663—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by measuring frequency, phase shift or propagation time of electromagnetic or other waves, e.g. using ultrasonic flowmeters by measuring Doppler frequency shift
    • 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
    • G01P5/244—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 pulsed waves
    • 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
    • G01P5/245—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 measuring transit time of acoustical waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Electromagnetism (AREA)
  • Fluid Mechanics (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measuring Volume Flow (AREA)
CH39384A 1984-01-27 1984-01-27 CH657208B (en:Method)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH39384A CH657208B (en:Method) 1984-01-27 1984-01-27
EP84810625A EP0165369A1 (fr) 1984-01-27 1984-12-17 Procédé et appareil pour séparer l'écho de la paroi élastique et l'écho du fluide en mouvement
JP60014147A JPS60181617A (ja) 1984-01-27 1985-01-26 管弾性壁及び移動流体からのエコー分離方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH39384A CH657208B (en:Method) 1984-01-27 1984-01-27

Publications (1)

Publication Number Publication Date
CH657208B true CH657208B (en:Method) 1986-08-15

Family

ID=4185995

Family Applications (1)

Application Number Title Priority Date Filing Date
CH39384A CH657208B (en:Method) 1984-01-27 1984-01-27

Country Status (3)

Country Link
EP (1) EP0165369A1 (en:Method)
JP (1) JPS60181617A (en:Method)
CH (1) CH657208B (en:Method)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4324258A (en) * 1980-06-24 1982-04-13 Werner Huebscher Ultrasonic doppler flowmeters

Also Published As

Publication number Publication date
EP0165369A1 (fr) 1985-12-27
JPS60181617A (ja) 1985-09-17

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Legal Events

Date Code Title Description
PL Patent ceased