FR2317657B1 - - Google Patents

Info

Publication number
FR2317657B1
FR2317657B1 FR7620405A FR7620405A FR2317657B1 FR 2317657 B1 FR2317657 B1 FR 2317657B1 FR 7620405 A FR7620405 A FR 7620405A FR 7620405 A FR7620405 A FR 7620405A FR 2317657 B1 FR2317657 B1 FR 2317657B1
Authority
FR
France
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
Application number
FR7620405A
Other versions
FR2317657A1 (fr
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.)
Danfoss AS
Original Assignee
Danfoss AS
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
Priority claimed from DE19752530114 external-priority patent/DE2530114C2/de
Application filed by Danfoss AS filed Critical Danfoss AS
Publication of FR2317657A1 publication Critical patent/FR2317657A1/fr
Application granted granted Critical
Publication of FR2317657B1 publication Critical patent/FR2317657B1/fr
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
    • G01P5/245—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
    • 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
    • G01F1/667—Arrangements of transducers for ultrasonic flowmeters; Circuits for operating ultrasonic flowmeters

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Multimedia (AREA)
  • Acoustics & Sound (AREA)
  • Fluid Mechanics (AREA)
  • Measuring Volume Flow (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Percussion Or Vibration Massage (AREA)
  • Reverberation, Karaoke And Other Acoustics (AREA)
  • Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
FR7620405A 1975-07-05 1976-07-02 Montage electronique pour la determination par ultra-sons de grandeurs physiques, notamment de vitesses d'ecoulement de fluides Granted FR2317657A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752530114 DE2530114C2 (de) 1975-07-05 Schaltungsanordnung zum Ermitteln physikalischer Größen strömender Medien, insbesondere der Strömungsgeschwindigkeit, nach der Ultraschallmethode

Publications (2)

Publication Number Publication Date
FR2317657A1 FR2317657A1 (fr) 1977-02-04
FR2317657B1 true FR2317657B1 (fr) 1980-08-29

Family

ID=5950777

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7620405A Granted FR2317657A1 (fr) 1975-07-05 1976-07-02 Montage electronique pour la determination par ultra-sons de grandeurs physiques, notamment de vitesses d'ecoulement de fluides

Country Status (9)

Country Link
JP (1) JPS5836728B2 (fr)
CH (1) CH612764A5 (fr)
DK (1) DK302676A (fr)
FR (1) FR2317657A1 (fr)
GB (1) GB1551742A (fr)
IT (1) IT1071228B (fr)
NL (1) NL185102C (fr)
NO (1) NO142687C (fr)
SE (1) SE407859B (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57168115A (en) * 1981-04-10 1982-10-16 Toshiba Corp Ultrasonic wave flow speed measuring device
JPS6125639A (ja) * 1984-07-13 1986-02-04 Res Dev Corp Of Japan 吸着剤
JPS60193538A (ja) * 1984-03-09 1985-10-02 Res Dev Corp Of Japan 吸着剤
JPS6238238A (ja) * 1985-08-14 1987-02-19 Res Dev Corp Of Japan 光学分割方法
JPH06197B2 (ja) * 1990-07-16 1994-01-05 新技術事業団 吸着剤
EP2383550A1 (fr) * 2010-04-28 2011-11-02 Miitors ApS Débitmètre à ultrasons

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231724A (en) * 1961-03-31 1966-01-25 Systems Inc Comp Dynamic storage analog computer
GB1361613A (en) * 1970-11-24 1974-07-30 Solartron Electronic Group Analogue to digital converters
BE788936A (fr) * 1971-09-27 1973-03-19 Cit Alcatel Integrateur compense en courant continu

Also Published As

Publication number Publication date
DE2530114B1 (de) 1976-12-30
CH612764A5 (en) 1979-08-15
NO142687B (no) 1980-06-16
IT1071228B (it) 1985-04-02
DK302676A (da) 1977-01-06
NO142687C (no) 1980-09-24
SE7607502L (sv) 1977-01-06
NL185102B (nl) 1989-08-16
GB1551742A (en) 1979-08-30
NL7607346A (nl) 1977-01-07
JPS529478A (en) 1977-01-25
NO762106L (fr) 1977-01-06
JPS5836728B2 (ja) 1983-08-11
FR2317657A1 (fr) 1977-02-04
NL185102C (nl) 1990-01-16
SE407859B (sv) 1979-04-23

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Legal Events

Date Code Title Description
ST Notification of lapse