DE2651766A1 - Einrichtung zum messen der fliessgeschwindigkeit einer fluessigkeit - Google Patents

Einrichtung zum messen der fliessgeschwindigkeit einer fluessigkeit

Info

Publication number
DE2651766A1
DE2651766A1 DE19762651766 DE2651766A DE2651766A1 DE 2651766 A1 DE2651766 A1 DE 2651766A1 DE 19762651766 DE19762651766 DE 19762651766 DE 2651766 A DE2651766 A DE 2651766A DE 2651766 A1 DE2651766 A1 DE 2651766A1
Authority
DE
Germany
Prior art keywords
liquid
phase
locked loop
sound
measuring
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.)
Withdrawn
Application number
DE19762651766
Other languages
German (de)
English (en)
Inventor
Kenneth Edward Bearcroft
Christopher John Read
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.)
TDK Micronas GmbH
Original Assignee
Deutsche ITT Industries GmbH
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 Deutsche ITT Industries GmbH filed Critical Deutsche ITT Industries GmbH
Publication of DE2651766A1 publication Critical patent/DE2651766A1/de
Withdrawn legal-status Critical Current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
    • G01P5/247—Sing-around-systems
    • 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)
  • Fluid Mechanics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Measuring Volume Flow (AREA)
  • Sampling And Sample Adjustment (AREA)
DE19762651766 1975-11-20 1976-11-12 Einrichtung zum messen der fliessgeschwindigkeit einer fluessigkeit Withdrawn DE2651766A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB47762/75A GB1551220A (en) 1975-11-20 1975-11-20 Ultrasonic flowmeter

Publications (1)

Publication Number Publication Date
DE2651766A1 true DE2651766A1 (de) 1977-05-26

Family

ID=10446165

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762651766 Withdrawn DE2651766A1 (de) 1975-11-20 1976-11-12 Einrichtung zum messen der fliessgeschwindigkeit einer fluessigkeit

Country Status (13)

Country Link
JP (1) JPS5264963A (sv)
CA (1) CA1102442A (sv)
CH (1) CH608890A5 (sv)
DD (1) DD128436A5 (sv)
DE (1) DE2651766A1 (sv)
DK (1) DK520976A (sv)
ES (1) ES453490A1 (sv)
FR (1) FR2332536A1 (sv)
GB (1) GB1551220A (sv)
IT (1) IT1064276B (sv)
NL (1) NL7612736A (sv)
NO (1) NO148427C (sv)
SE (1) SE7612547L (sv)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3146477A1 (de) * 1981-11-24 1983-06-09 Gründer & Hötten GmbH, 4300 Essen Schaltungsanordnung zur messung der geschwindigkeit von stroemenden medien

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4308754A (en) * 1979-10-19 1982-01-05 Panametrics, Inc. Ultrasonic flowmeter
IT1144295B (it) * 1981-07-10 1986-10-29 Fiat Ricerche Dispositivo ultrasonico per la misura della portata di un fluido in un condotto
DE3671516D1 (de) * 1985-09-30 1990-06-28 Siemens Ag Verfahren zur messung von stroemungsgeschwindigkeiten mit ultraschallschwingungen.
GB2205645A (en) * 1987-06-12 1988-12-14 Milan Herman Miessler Fluid flow measurement
DE4011526A1 (de) * 1990-04-10 1991-10-17 Bosch Gmbh Robert Vorrichtung zur ultraschall-durchflussmessung von stroemenden medien
US6993445B2 (en) 2001-01-16 2006-01-31 Invensys Systems, Inc. Vortex flowmeter
US6832179B2 (en) 2001-06-26 2004-12-14 Invensys Systems, Inc. Evaluating a vortex flow-meter signal

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3751979A (en) * 1971-11-17 1973-08-14 Raytheon Co Speed measurement system
JPS5918643B2 (ja) * 1972-04-04 1984-04-28 ユナイテッド キングドム アトミック エナ↓−ヂイ オ↓−ソリテイ 流速測定装置
US3818757A (en) * 1972-05-05 1974-06-25 Saratoga Sys Inc Dual path ultrasonic fluid flow metering system and method
JPS49130261A (sv) * 1973-04-13 1974-12-13
US3914998A (en) * 1974-01-03 1975-10-28 Westinghouse Electric Corp Ultrasonic flowmeter system with alternating two-way transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3146477A1 (de) * 1981-11-24 1983-06-09 Gründer & Hötten GmbH, 4300 Essen Schaltungsanordnung zur messung der geschwindigkeit von stroemenden medien

Also Published As

Publication number Publication date
CA1102442A (en) 1981-06-02
FR2332536B1 (sv) 1982-10-15
NO148427C (no) 1983-10-05
JPS5264963A (en) 1977-05-28
NL7612736A (nl) 1977-05-24
DK520976A (da) 1977-05-21
DD128436A5 (de) 1977-11-16
ES453490A1 (es) 1977-11-16
IT1064276B (it) 1985-02-18
CH608890A5 (en) 1979-01-31
SE7612547L (sv) 1977-05-21
NO763953L (sv) 1977-05-23
GB1551220A (en) 1979-08-22
FR2332536A1 (fr) 1977-06-17
NO148427B (no) 1983-06-27

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Legal Events

Date Code Title Description
OHJ Non-payment of the annual fee
8110 Request for examination paragraph 44
8130 Withdrawal