GB8313558D0 - Fibre optic sensing device - Google Patents

Fibre optic sensing device

Info

Publication number
GB8313558D0
GB8313558D0 GB838313558A GB8313558A GB8313558D0 GB 8313558 D0 GB8313558 D0 GB 8313558D0 GB 838313558 A GB838313558 A GB 838313558A GB 8313558 A GB8313558 A GB 8313558A GB 8313558 D0 GB8313558 D0 GB 8313558D0
Authority
GB
United Kingdom
Prior art keywords
sensing device
fibre optic
optic sensing
fibre
sensing
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
GB838313558A
Other versions
GB2122337B (en
GB2122337A (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.)
National Research Development Corp UK
Original Assignee
National Research Development Corp UK
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 National Research Development Corp UK filed Critical National Research Development Corp UK
Priority to GB08313558A priority Critical patent/GB2122337B/en
Publication of GB8313558D0 publication Critical patent/GB8313558D0/en
Publication of GB2122337A publication Critical patent/GB2122337A/en
Application granted granted Critical
Publication of GB2122337B publication Critical patent/GB2122337B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres
    • 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
    • G01D5/35383—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 using multiple sensor devices using multiplexing techniques
GB08313558A 1982-05-18 1983-05-17 Fibre optic sensing device Expired GB2122337B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08313558A GB2122337B (en) 1982-05-18 1983-05-17 Fibre optic sensing device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8214384 1982-05-18
GB08313558A GB2122337B (en) 1982-05-18 1983-05-17 Fibre optic sensing device

Publications (3)

Publication Number Publication Date
GB8313558D0 true GB8313558D0 (en) 1983-06-22
GB2122337A GB2122337A (en) 1984-01-11
GB2122337B GB2122337B (en) 1985-11-13

Family

ID=26282857

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08313558A Expired GB2122337B (en) 1982-05-18 1983-05-17 Fibre optic sensing device

Country Status (1)

Country Link
GB (1) GB2122337B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8311256D0 (en) * 1983-04-26 1983-06-02 Central Electr Generat Board Measuring external parameter
US4712096A (en) * 1985-05-10 1987-12-08 Firetek Corporation Condition responsive detection system and method
GB8520827D0 (en) * 1985-08-20 1985-09-25 York Ventures & Special Optica Fibre-optic sensing devices
GB2182223A (en) * 1985-10-23 1987-05-07 Stc Plc Optical fibre reflectometer
GB8609732D0 (en) * 1986-04-22 1986-05-29 Plessey Co Plc Optical fibre sensing systems
JPH0769223B2 (en) * 1989-06-08 1995-07-26 旭硝子株式会社 Temperature measurement method and distributed optical fiber temperature sensor
JP2575324B2 (en) * 1991-03-02 1997-01-22 株式会社フジクラ Optical fiber type temperature distribution measuring device
EP1347280A1 (en) * 2002-11-13 2003-09-24 Agilent Technologies Inc. a Delaware Corporation Optical parameter measuring system with associated temperature data
GB201008823D0 (en) * 2010-05-26 2010-07-14 Fotech Solutions Ltd Fluid flow monitor
GB2482867A (en) * 2010-08-16 2012-02-22 Gsi Group Ltd Optimising the focus of a fibre laser
US10067030B2 (en) 2016-08-29 2018-09-04 Schlumberger Technology Corporation Multifiber interrogation with reflectometry techniques
CN114755202B (en) * 2022-06-15 2022-09-02 中国空气动力研究与发展中心设备设计与测试技术研究所 Optical fiber distributed humidity sensor based on polyimide and positioning detection method

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1538316A (en) * 1976-07-13 1979-01-17 Standard Telephones Cables Ltd Optical fibre test equipment and method
DE2657862C3 (en) * 1976-12-21 1982-12-09 Jagenberg-Werke AG, 4000 Düsseldorf Labeling station of a labeling machine for objects such as bottles
FR2389883B1 (en) * 1977-05-05 1980-07-25 Cselt Centro Studi Lab Telecom
GB1560124A (en) * 1977-11-03 1980-01-30 Standard Telephones Cables Ltd Optical fibre cable testing
DE2837981C2 (en) * 1978-08-31 1986-01-30 Philips Kommunikations Industrie AG, 8500 Nürnberg Optical time domain reflectometer for determining the attenuation of optical fibers
US4201446A (en) * 1978-10-20 1980-05-06 Honeywell Inc. Fiber optic temperature sensor using liquid component fiber
GB2091874B (en) * 1981-01-22 1984-11-14 Secr Defence Intruder detection system

Also Published As

Publication number Publication date
GB2122337B (en) 1985-11-13
GB2122337A (en) 1984-01-11

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20030516