JPH0454888B2 - - Google Patents

Info

Publication number
JPH0454888B2
JPH0454888B2 JP58198965A JP19896583A JPH0454888B2 JP H0454888 B2 JPH0454888 B2 JP H0454888B2 JP 58198965 A JP58198965 A JP 58198965A JP 19896583 A JP19896583 A JP 19896583A JP H0454888 B2 JPH0454888 B2 JP H0454888B2
Authority
JP
Japan
Prior art keywords
optical fiber
flow
fluid
conductor
vortex
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
JP58198965A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5997009A (ja
Inventor
Hawaado Paakinson Robaato
Jeraado Donnerii Buraian
Suteefuen Dadashu Kaaru
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.)
RTX Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of JPS5997009A publication Critical patent/JPS5997009A/ja
Publication of JPH0454888B2 publication Critical patent/JPH0454888B2/ja
Granted 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
    • G01F1/66—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
    • G01F1/661—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 using light
    • 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
    • G01F1/05—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 using mechanical effects
    • G01F1/20—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 using mechanical effects by detection of dynamic effects of the flow
    • G01F1/32—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 using mechanical effects by detection of dynamic effects of the flow using swirl flowmeters
    • G01F1/325—Means for detecting quantities used as proxy variables for swirl
    • G01F1/3259—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations
    • G01F1/3266—Means for detecting quantities used as proxy variables for swirl for detecting fluid pressure oscillations by sensing mechanical vibrations

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
JP58198965A 1982-11-15 1983-10-24 流量測定トランスデュ−サ Granted JPS5997009A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/441,886 US4501157A (en) 1982-11-15 1982-11-15 Vortex shedding flow measuring transducer
US441886 1982-11-15

Publications (2)

Publication Number Publication Date
JPS5997009A JPS5997009A (ja) 1984-06-04
JPH0454888B2 true JPH0454888B2 (en]) 1992-09-01

Family

ID=23754681

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58198965A Granted JPS5997009A (ja) 1982-11-15 1983-10-24 流量測定トランスデュ−サ

Country Status (6)

Country Link
US (1) US4501157A (en])
EP (1) EP0109345B1 (en])
JP (1) JPS5997009A (en])
BR (1) BR8305630A (en])
CA (1) CA1197393A (en])
DE (2) DE3373535D1 (en])

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6147517A (ja) * 1984-08-11 1986-03-08 Ohkura Electric Co Ltd カルマン渦流量計
US4552026A (en) * 1984-10-22 1985-11-12 The Babcock & Wilcox Company Sensor for a vortex shedding flowmeter
US4639593A (en) * 1984-10-29 1987-01-27 United Technologies Corporation Airflow detection system using fiber optics
GB2186975A (en) * 1986-02-26 1987-08-26 Atomic Energy Authority Uk Improvements in or relating to vortex-shedding fluid flowmeters
US4806016A (en) * 1987-05-15 1989-02-21 Rosemount Inc. Optical displacement sensor
US4976157A (en) * 1989-11-08 1990-12-11 The Babcock & Wilcox Company Fiber optic flow sensor
GB0108739D0 (en) * 2001-04-06 2001-05-30 Thomson Marconi Sonar Ltd An apparatus and method of sensing fluid flow
US7009707B2 (en) 2001-04-06 2006-03-07 Thales Underwater Systems Uk Limited Apparatus and method of sensing fluid flow using sensing means coupled to an axial coil spring
US20090056353A1 (en) * 2007-08-30 2009-03-05 Hussmann Corporation Refrigeration system including a flexible sensor
US10261244B2 (en) * 2016-02-15 2019-04-16 Nxgen Partners Ip, Llc System and method for producing vortex fiber
CN107179421B (zh) * 2017-06-29 2019-08-23 山东省科学院激光研究所 流速传感器探头及流速测量系统
CN111947722B (zh) * 2020-08-05 2023-07-07 上海交通大学 体积及质量流量检测方法及装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2813424A (en) * 1952-08-09 1957-11-19 California Inst Res Found Means of measuring fluid velocity
US3602037A (en) * 1969-07-09 1971-08-31 Franklin D Neu Apparatus for measuring minute deflections
US3796096A (en) * 1972-07-06 1974-03-12 Airco Inc Vortex flowmeter
JPS5236417B2 (en]) * 1972-07-28 1977-09-16
US3961185A (en) * 1974-11-11 1976-06-01 The Detroit Edison Company Fiber optic displacement transducer
US4011754A (en) * 1976-06-07 1977-03-15 International Standard Electric Corporation Flowmeter
GB1544636A (en) * 1976-08-10 1979-04-25 Standard Telephones Cables Ltd Vortex flowmeter
GB1601548A (en) * 1977-05-30 1981-10-28 Yokogawa Electric Works Ltd Flow metering apparatus
GB1553162A (en) * 1978-01-10 1979-09-19 Standard Telephones Cables Ltd Measuring fluid flow
GB2035547B (en) * 1978-11-23 1983-03-02 Standard Telephones Cables Ltd Measuring fluid flow photoelectrically
CH639217A5 (de) * 1979-04-20 1983-10-31 Benno Perren Fuehler fuer eine ueberwachungseinrichtung.
US4307618A (en) * 1980-03-04 1981-12-29 Rockwell International Corporation Fluid flowmeter having an optical fiber sensing element
GB2084720B (en) * 1980-09-30 1984-09-19 Standard Telephones Cables Ltd Measuring fluid flow
JPS5833522B2 (ja) * 1980-11-04 1983-07-20 大倉電気株式会社 機械的光変調装置
US4414471A (en) * 1980-11-24 1983-11-08 Sanders Associates, Inc. Fiber optic acoustic signal transducer using reflector
GB2098726B (en) * 1981-05-14 1985-05-30 Itt Ind Ltd Differential pressure/displacement sensors
GB2105846B (en) * 1981-09-16 1985-10-02 Nat Res Dev Vortex flowmeter

Also Published As

Publication number Publication date
EP0109345A2 (en) 1984-05-23
CA1197393A (en) 1985-12-03
EP0109345A3 (en) 1984-12-12
DE109345T1 (de) 1984-12-06
JPS5997009A (ja) 1984-06-04
US4501157A (en) 1985-02-26
EP0109345B1 (en) 1987-09-09
BR8305630A (pt) 1984-07-10
DE3373535D1 (en) 1987-10-15

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