GB8710274D0 - Fibre optic sensor - Google Patents

Fibre optic sensor

Info

Publication number
GB8710274D0
GB8710274D0 GB8710274A GB8710274A GB8710274D0 GB 8710274 D0 GB8710274 D0 GB 8710274D0 GB 8710274 A GB8710274 A GB 8710274A GB 8710274 A GB8710274 A GB 8710274A GB 8710274 D0 GB8710274 D0 GB 8710274D0
Authority
GB
United Kingdom
Prior art keywords
fibre optic
optic sensor
sensor
fibre
optic
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.)
Pending
Application number
GB8710274A
Other versions
GB2204679A (en
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.)
University of Manchester Institute of Science and Technology (UMIST)
Original Assignee
University of Manchester Institute of Science and Technology (UMIST)
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 University of Manchester Institute of Science and Technology (UMIST) filed Critical University of Manchester Institute of Science and Technology (UMIST)
Priority to GB8710274A priority Critical patent/GB2204679A/en
Publication of GB8710274D0 publication Critical patent/GB8710274D0/en
Publication of GB2204679A publication Critical patent/GB2204679A/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/243—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using means for applying force perpendicular to the fibre axis
    • G01L1/245—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using means for applying force perpendicular to the fibre axis using microbending
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/32—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light
    • G01D5/34—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
    • G01D5/353—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells influencing the transmission properties of an optical fibre
    • G01D5/3537—Optical fibre sensor using a particular arrangement of the optical fibre itself
    • G01D5/35377—Means for amplifying or modifying the measured quantity

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8710274A 1987-04-30 1987-04-30 Fibre optic sensor Pending GB2204679A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8710274A GB2204679A (en) 1987-04-30 1987-04-30 Fibre optic sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8710274A GB2204679A (en) 1987-04-30 1987-04-30 Fibre optic sensor

Publications (2)

Publication Number Publication Date
GB8710274D0 true GB8710274D0 (en) 1987-06-03
GB2204679A GB2204679A (en) 1988-11-16

Family

ID=10616635

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8710274A Pending GB2204679A (en) 1987-04-30 1987-04-30 Fibre optic sensor

Country Status (1)

Country Link
GB (1) GB2204679A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0393956B1 (en) * 1989-04-19 1995-11-29 Bestquint Limited Optical fibre sensors
US5271675A (en) * 1992-10-22 1993-12-21 Gas Research Institute System for characterizing pressure, movement, temperature and flow pattern of fluids
US5421195A (en) * 1993-07-01 1995-06-06 Wlodarczyk; Marek T. Fiber optic microbend sensor for engine knock and misfire detection
FR2726646B1 (en) * 1994-11-09 1996-12-06 Otis Elevator Co OPTICAL FIBER FORCE SENSOR, PARTICULARLY FOR MEASURING THE LOAD OF ELEVATOR CABS
FR2749387B1 (en) * 1996-05-30 1998-07-24 Otis Elevator Co OPTRONIC FORCE SENSOR, PARTICULARLY FOR MEASURING THE LOAD OF ELEVATOR CABS
DE10138023B4 (en) * 2001-08-08 2007-11-15 Sensor Line Gmbh Fiber optic load sensor
CN101881633B (en) * 2010-04-06 2012-11-28 西安金和光学科技有限公司 Spring type high-precision optical fiber sensor based on optical fiber bending loss
GB2531817B (en) * 2014-11-03 2019-12-04 Westerngeco Seismic Holdings Ltd Accelerometer
CN104483736A (en) * 2014-11-18 2015-04-01 国网河南省电力公司南阳供电公司 Simple micro optical fiber attenuation method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4449210A (en) * 1981-12-21 1984-05-15 Hughes Aircraft Company Fiber optic hydrophone transducers
EP0082615A1 (en) * 1981-12-21 1983-06-29 Hughes Aircraft Company Opto-mechanical ripple transducer with adjustable sensitivity
US4552026A (en) * 1984-10-22 1985-11-12 The Babcock & Wilcox Company Sensor for a vortex shedding flowmeter

Also Published As

Publication number Publication date
GB2204679A (en) 1988-11-16

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