IN167564B - - Google Patents

Info

Publication number
IN167564B
IN167564B IN645/CAL/87A IN645CA1987A IN167564B IN 167564 B IN167564 B IN 167564B IN 645CA1987 A IN645CA1987 A IN 645CA1987A IN 167564 B IN167564 B IN 167564B
Authority
IN
India
Application number
IN645/CAL/87A
Other languages
English (en)
Inventor
John William Berthold
Stuart Eugene Reed
Original Assignee
Babcock & Wilcox Co
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 Babcock & Wilcox Co filed Critical Babcock & Wilcox Co
Publication of IN167564B publication Critical patent/IN167564B/en

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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
IN645/CAL/87A 1986-10-30 1987-08-17 IN167564B (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US92496286A 1986-10-30 1986-10-30

Publications (1)

Publication Number Publication Date
IN167564B true IN167564B (ja) 1990-11-17

Family

ID=25450986

Family Applications (1)

Application Number Title Priority Date Filing Date
IN645/CAL/87A IN167564B (ja) 1986-10-30 1987-08-17

Country Status (6)

Country Link
JP (1) JPS63117205A (ja)
CN (1) CN1016100B (ja)
AU (1) AU598858B2 (ja)
CA (1) CA1299389C (ja)
GB (1) GB2196735B (ja)
IN (1) IN167564B (ja)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2650670A1 (fr) * 1989-08-02 1991-02-08 Fiori Costantino Systeme de detection d'incendie ou de tout autre phenomene engendrant une elevation ou une baisse anormale de temperature par rapport a une reference fixee
US5039218A (en) * 1990-03-28 1991-08-13 Hughes Aircraft Company Testing of optical fiber by introducing multiple simulated peel location bends
GB2250813A (en) * 1990-12-15 1992-06-17 British Aerospace Weighing apparatus for vehicles
JP3410101B2 (ja) 1994-11-29 2003-05-26 ユナイテッド テクノロジーズ コーポレイション 光ファイバブラッググレーティングによるコーティング消滅検出
EP1709416B1 (en) 2004-01-23 2018-03-07 LM Wind Power International Technology II ApS Device including a system adapted for use in temperature compensation of strain measurements in fibre-reinforced structures
CN1300571C (zh) * 2004-08-24 2007-02-14 西安科技大学 埋入式微弯光纤传感器和微弯光纤传感器埋入与测试方法
CN101881633B (zh) 2010-04-06 2012-11-28 西安金和光学科技有限公司 基于光纤弯曲损耗的弹簧型高精度光纤传感器
CN102221374B (zh) * 2010-04-19 2015-07-15 西安金和光学科技有限公司 扭转参量感测光纤传感装置
CN102829901A (zh) * 2011-06-14 2012-12-19 西安金和光学科技有限公司 波形槽柱体光纤传感装置
WO2012010099A1 (zh) * 2010-07-21 2012-01-26 西安金和光学科技有限公司 柱体光纤传感装置
EP2962080B1 (fr) * 2013-02-28 2021-05-19 Osmos Group Dispositif de mesure optique avec voie de reference et voie de mesure, et procede associe
CN103604540B (zh) * 2013-11-13 2015-06-10 中铁四局集团第一工程有限公司 光电式应力计
CN104359653B (zh) * 2014-10-23 2015-08-12 河海大学 一种光纤单双向弯曲曲率双通道跟踪监测仪及监测方法
CN105606276B (zh) * 2015-12-24 2018-06-12 中北大学 Mems光纤微弯压力传感器及其制备方法
CN106441661A (zh) * 2016-12-02 2017-02-22 西南交通大学 一种光纤光栅测力垫圈及锚杆测力系统
US20200012058A1 (en) * 2017-02-02 2020-01-09 Fujikura Ltd. Photodetector and method for manufacturing photodetector
CN109620186A (zh) * 2019-01-30 2019-04-16 福州新易达光电科技有限公司 一种用于监测人体生命体征参数的光纤微弯传感器
GB2586974B (en) * 2019-09-06 2022-12-28 Nuron Ltd System for producing strain in a fibre
CN111707206B (zh) * 2020-06-04 2022-03-18 哈尔滨工程大学 一种带位置检测功能的量子点光纤微弯传感器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0027540A3 (en) * 1979-09-11 1981-10-07 Hydroacoustics Inc. Optical sensor and transducer array system
US4436995A (en) * 1981-06-29 1984-03-13 General Electric Company Fiber optics transducers for sensing parameter magnitude
GB2125161A (en) * 1982-07-21 1984-02-29 Gen Electric Co Plc Optical fibre sensors
JPS5946805A (ja) * 1982-09-11 1984-03-16 Diesel Kiki Co Ltd 変位検出装置
IN165010B (ja) * 1986-02-03 1989-07-29 Babcock & Wilcox Co
AU579041B2 (en) * 1986-05-09 1988-11-10 Thomas & Betts Corporation Method of and apparatus for fiber optic sensing
GB8704540D0 (en) * 1987-02-26 1987-04-01 Bicc Plc Optical sensors

Also Published As

Publication number Publication date
GB8719390D0 (en) 1987-09-23
GB2196735A (en) 1988-05-05
AU598858B2 (en) 1990-07-05
CN1016100B (zh) 1992-04-01
AU7889487A (en) 1988-05-05
CA1299389C (en) 1992-04-28
JPS63117205A (ja) 1988-05-21
CN87107210A (zh) 1988-08-03
GB2196735B (en) 1991-01-23

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