ES494423A0 - Transductor optico para la deteccion y medida del movimiento - Google Patents

Transductor optico para la deteccion y medida del movimiento

Info

Publication number
ES494423A0
ES494423A0 ES494423A ES494423A ES494423A0 ES 494423 A0 ES494423 A0 ES 494423A0 ES 494423 A ES494423 A ES 494423A ES 494423 A ES494423 A ES 494423A ES 494423 A0 ES494423 A0 ES 494423A0
Authority
ES
Spain
Prior art keywords
measurement
detection
movement
optical transducer
transducer
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.)
Granted
Application number
ES494423A
Other languages
English (en)
Other versions
ES8105480A1 (es
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES494423A0 publication Critical patent/ES494423A0/es
Publication of ES8105480A1 publication Critical patent/ES8105480A1/es
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/02—Mechanical actuation
    • G08B13/12—Mechanical actuation by the breaking or disturbance of stretched cords or wires
    • G08B13/126—Mechanical actuation by the breaking or disturbance of stretched cords or wires for a housing, e.g. a box, a safe, or a room
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B13/00—Burglar, theft or intruder alarms
    • G08B13/18—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength
    • G08B13/181—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems
    • G08B13/183—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier
    • G08B13/186—Actuation by interference with heat, light, or radiation of shorter wavelength; Actuation by intruding sources of heat, light, or radiation of shorter wavelength using active radiation detection systems by interruption of a radiation beam or barrier using light guides, e.g. optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
ES494423A 1979-08-23 1980-08-22 Transductor optico para la deteccion y medida del movimiento Expired ES8105480A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB7929353A GB2057120B (en) 1979-08-23 1979-08-23 Fibre optic transducer

Publications (2)

Publication Number Publication Date
ES494423A0 true ES494423A0 (es) 1981-06-16
ES8105480A1 ES8105480A1 (es) 1981-06-16

Family

ID=10507381

Family Applications (1)

Application Number Title Priority Date Filing Date
ES494423A Expired ES8105480A1 (es) 1979-08-23 1980-08-22 Transductor optico para la deteccion y medida del movimiento

Country Status (3)

Country Link
US (1) US4339661A (es)
ES (1) ES8105480A1 (es)
GB (1) GB2057120B (es)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2116701B (en) * 1982-03-02 1985-09-25 Itt Ind Ltd Fluid flowmeter
US4525626A (en) * 1982-03-24 1985-06-25 Sperry Corporation Fiber optic vibration modal sensor
FR2535457A1 (fr) * 1982-10-29 1984-05-04 Petron Ltd Dispositif de mesure de charge
JPS62192633A (ja) * 1986-02-19 1987-08-24 Ngk Spark Plug Co Ltd アルコ−ル混合燃料の混合比センサ
US4854706A (en) * 1987-07-27 1989-08-08 Virginia Tech Intellectual Properties, Inc. Modal domain optical fiber sensors
US4794800A (en) * 1987-10-01 1989-01-03 General Dynamics Corporation Wire sensing and measurement apparatus
NO166379C (no) * 1987-12-18 1991-07-10 Sensorteknikk As Fremgangsmaate for registrering av flerfase stroemninger gjennom et transportsystem.
US4863270A (en) * 1988-08-31 1989-09-05 Simmonds Precision Products, Inc. Multi-mode optical fiber sensor and method
GB2238380A (en) * 1989-11-23 1991-05-29 Hughes Microelectronics Ltd Vortex shedding flowmeter
US5212379A (en) * 1991-12-06 1993-05-18 Alamed Corporation Fiber optical monitor for detecting motion based on changes in speckle patterns
US5291013A (en) * 1991-12-06 1994-03-01 Alamed Corporation Fiber optical monitor for detecting normal breathing and heartbeat motion based on changes in speckle patterns
US5827976A (en) * 1995-06-12 1998-10-27 Bowles Fluidics Corporation Fluidic flow meter with fiber optic sensor
US6170338B1 (en) 1997-03-27 2001-01-09 Rosemont Inc. Vortex flowmeter with signal processing
CN100523742C (zh) 2004-03-25 2009-08-05 罗斯蒙德公司 用于测量管道内的过程流体的特性的系统
US9391216B2 (en) * 2008-06-06 2016-07-12 Orbital Atk, Inc. Optical coupled sensors for harsh environments
US8345229B2 (en) * 2009-09-28 2013-01-01 At&T Intellectual Property I, L.P. Long distance optical fiber sensing system and method
DE102011118921B4 (de) * 2011-11-21 2014-02-27 Krohne Messtechnik Gmbh Vortex-Durchflussmessgerät und diesbezügliche Faserdurchführung
DE102015100213B3 (de) * 2015-01-09 2016-05-25 Helmholtz-Zentrum Dresden - Rossendorf E.V. Anordnung zum Erfassen des Strömungsgeschwindigkeits-Feldes einer Fluidströmung in einem Strömungsquerschnitt

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4297684A (en) * 1979-03-26 1981-10-27 Honeywell Inc. Fiber optic intruder alarm system

Also Published As

Publication number Publication date
US4339661A (en) 1982-07-13
GB2057120A (en) 1981-03-25
GB2057120B (en) 1983-05-25
ES8105480A1 (es) 1981-06-16

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